Gas path system, detection method, equipment, medium, product and vehicle

Abstract

The invention relates to a gas path system, a gas path detection method, gas path detection equipment, a medium, a product and a vehicle, the gas path system comprises a wheel-side wireless control valve, and the wheel-side wireless control valve is arranged between a wheel of the vehicle and a gas path in a frame of the vehicle; and the monitoring control module is used for establishing wireless connection with the wheel-side wireless control valve and sending a first control instruction to the wheel-side wireless control valve through the wireless connection so as to control the wheel-side wireless control valve to connect or disconnect the connection between the wheel and the gas circuit. The invention aims to improve the convenience of tire pressure management.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of vehicle air path, in particular to an air path system, an air path detection method, an equipment, a medium, a product and a vehicle. BACKGROUND

[0002] In order to improve the driving safety and driving comfort of the vehicle, the tire pressure needs to be effectively managed, and the active tire pressure system is mounted on the vehicle, which can detect and monitor the tire pressure of the vehicle, and timely remind the driver when the tire pressure is abnormal, and the abnormal tire is inflated and deflated through the working mode of the active tire pressure system. However, the tire side safety valve is opened in a mechanical way, which reduces the convenience of the wheel tire pressure management. SUMMARY

[0003] The embodiments of the present application provide an air path system, an air path detection method, an equipment, a medium, a product and a vehicle, which improve the convenience of the wheel tire pressure management, so as to at least partially solve the above technical problems.

[0004] In order to achieve the above purpose, according to the first aspect of the present application, an air path system is provided, which comprises:

[0005] A wheel side wireless control valve is arranged between the wheel of the vehicle and the air path in the frame of the vehicle;

[0006] A monitoring control module is used to establish a wireless connection with the wheel side wireless control valve, and send a first control instruction to the wheel side wireless control valve through the wireless connection, so as to control the wheel side wireless control valve to connect or disconnect the connection between the wheel and the air path.

[0007] According to the second aspect of the present application, an air path detection method is also provided, which is applied to any air path system provided by the embodiments of the present application, and the method comprises:

[0008] At least one of the tire pressure detected by the tire pressure detection module in the wheel side wireless control valve, the air pressure of the central air path inside the electromagnetic valve integrated module detected by the first pressure detection module, the air pressure of the branch air path detected by the first pressure detection module, the air pressure of the gas tank detected by the second pressure detection module and the output air pressure of the air compressor detected by the third pressure detection module is obtained by the monitoring control module, and air path detection is performed.

[0009] According to the third aspect of the present application, an electronic equipment is also provided, which comprises a processor connected with a memory, the memory stores a computer program, and the processor is used to run the computer program in the memory to execute any air path detection method provided by the embodiments of the present application.

[0010] According to a fourth aspect of the present application, a computer readable storage medium is provided, which stores a computer program. The computer program, when executed by a processor, implements any of the air path detection methods provided in the embodiments of the present application.

[0011] According to a fifth aspect of the present application, a computer program product is provided, which includes a computer program. The computer program, when executed by a processor, implements any of the air path detection methods provided in the embodiments of the present application.

[0012] According to a sixth aspect of the present application, a vehicle is provided, which executes any of the air path detection methods provided in the embodiments of the present application, or includes at least one of the air path system provided in the embodiments of the present application, the electronic device provided in the embodiments of the present application, the computer readable storage medium provided in the embodiments of the present application, and the computer program product provided in the embodiments of the present application.

[0013] In summary, the air path system in the embodiments of the present application includes a wheel-side wireless control valve and a monitoring control module. The wheel-side wireless control valve is arranged between a wheel of a vehicle and an air path in a frame of the vehicle. The monitoring control module is configured to establish a wireless connection with the wheel-side wireless control valve, and send a first control instruction to the wheel-side wireless control valve through the wireless connection to control the wheel-side wireless control valve to connect or disconnect the wheel and the air path. After the monitoring control module establishes the wireless connection with the wheel-side wireless control valve, the wheel-side wireless control valve can be controlled to connect or disconnect the wheel and the air path through the wireless connection, so that the wheel is more conveniently inflated and deflated, and the air path detection is more conveniently performed, and the convenience of the tire pressure management of the vehicle is improved.

[0014] Other features and advantages of the present application will be described in detail in the following detailed description of the embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort based on these drawings.

[0016] In order to more completely understand the present application and its beneficial effects, the following will be described in conjunction with the drawings, wherein the same reference numerals in the following description represent the same parts.

[0017] Figure 1 is a schematic diagram of an air path system provided in the embodiments of the present application;

[0018] Figure 2 is a structural schematic diagram of a wheel-side wireless control valve provided in an embodiment of the present application;

[0019] Figure 3 is a structural schematic diagram of an electromagnetic valve integrated module provided in an embodiment of the present application;

[0020] Figure 4 is a flow schematic diagram of one embodiment of a gas path detection method provided in an embodiment of the present application;

[0021] Figure 5 is a structural schematic diagram of an electronic device provided in an embodiment of the present application.

[0022] BRIEF DESCRIPTION OF THE DRAWINGS

[0023] 1, monitoring control module; 2, air compression pump; 3, drying tank; 4, third pressure detection module; 5, second pressure detection module; 6, gas storage tank; 7, electromagnetic valve integrated module; 8, wheel-side wireless control valve; 9, connector; 10, first pressure detection module; 11, first gas path interface; 12, fourth gas path interface; 13, second gas path interface; 14, fifth gas path interface; 15, third gas path interface; 16, valve core; 17, control module. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0025] At present, the development trend of automobiles tends to be intelligent, and more intelligent implementation meets the needs of people. Therefore, many companies currently focus on developing automobile intelligence, real-time monitoring of four tire pressures of vehicle tires and active tire pressure systems, etc., which can adjust the pressure in the tire according to different road conditions and different needs, so that the driver can better operate and ensure the driving safety of the vehicle.

[0026] In order to improve the driving safety and driving comfort of the vehicle, effective management of the tire pressure is required, and the active tire pressure system is mounted on the vehicle, which can detect and monitor the tire pressure of the vehicle and timely remind the driver when the tire pressure is abnormal, and the abnormal tire is inflated and deflated through the working mode of the active tire pressure system. However, the tire-side safety valve is mechanically opened, which cannot be detected by the gas path / components without affecting the tire pressure, and cannot be locally functionally detected, and cannot be inflated and deflated or gas path detection during vehicle driving, resulting in low convenience of tire pressure management of the vehicle.

[0027] To solve the above problems, the embodiments of the present application provide a gas path system, a gas path detection method, equipment, a medium, a product and a vehicle. After the monitoring control module establishes a wireless connection with the wheel-side wireless control valve, the wheel-side wireless control valve can be controlled to connect or disconnect the connection between the vehicle wheel and the gas path, so that the vehicle wheel is more convenient to inflate and deflate, and the vehicle tire pressure and the gas path are more convenient to detect, and the convenience of vehicle tire pressure management is improved.

[0028] Specifically, the gas path system in the present application is arranged on a vehicle, and the embodiments will be described in detail mainly by taking the gas path system arranged on the vehicle as an example.

[0029] The present application provides a gas path system, please refer to Figure 1 The gas path detection method provided by the embodiments of the present application includes a wheel-side wireless control valve 8 and a monitoring control module 1, which will be described in detail below.

[0030] The wheel-side wireless control valve 8 is arranged between the vehicle wheel and the gas path in the vehicle frame of the vehicle;

[0031] In this embodiment, the wheel-side wireless control valve 8 is a control valve that can perform wireless communication, which is arranged between the vehicle wheel and the gas path in the vehicle frame of the vehicle. The vehicle wheel and the gas path in the vehicle frame have a connection, and the connection between the gas paths in the vehicle frame can be connected or disconnected by the wheel-side wireless control valve 8, so that the gas in the two can be exchanged or cannot be exchanged. The wheel-side wireless control valve 8 can be close to the position of the vehicle wheel, and can be arranged on the tire interface of the vehicle wheel. The tire interface can be inflated or deflated for the tire, and the tire interface can be opened or closed by the wheel-side wireless control valve 8 to connect or disconnect the connection between the gas paths in the vehicle frame.

[0032] The monitoring control module 1 is used to establish a wireless connection with the wheel-side wireless control valve 8, and send a first control instruction to the wheel-side wireless control valve 8 through the wireless connection to control the wheel-side wireless control valve 8 to connect or disconnect the connection between the vehicle wheel and the gas path.

[0033] In this embodiment, the monitoring control module 1 is a device module for monitoring and control, which has a monitoring function and can collect and analyze various information, such as vehicle gas path pressure, vehicle wheel pressure and other data. At the same time, it also has a control function, which can send control instructions according to the monitored information or preset programs.

[0034] The monitoring control module 1 can be a central control module 17 of the entire air path and a monitoring module, containing control logic and a wireless communication module of the entire system. The monitoring control module 1 detects and analyzes various air pressure data according to the pressures of various parts in the system fed back by the pressure detection modules involved in the air path system through a preset control method, and comprehensively controls components such as the wheel-side wireless control valve 8 in the system, so as to realize the control of inflating or deflating the tire and the detection of the air path.

[0035] In the embodiment, the air path system includes the wheel-side wireless control valve 8 and the monitoring control module 1. The wheel-side wireless control valve 8 is arranged between the wheel of the vehicle and the air path in the frame of the vehicle. The monitoring control module 1 is used to establish a wireless connection with the wheel-side wireless control valve 8 and send a first control instruction to the wheel-side wireless control valve 8 through the wireless connection to control the wheel-side wireless control valve 8 to connect or disconnect the connection between the wheel and the air path. After the monitoring control module 1 establishes a wireless connection with the wheel-side wireless control valve 8, the wheel-side wireless control valve 8 can be controlled to connect or disconnect the connection between the wheel and the air path through the wireless connection, so that the tire of the vehicle is more conveniently inflated and deflated, and the air path is more conveniently detected, even during the driving and rotation of the vehicle. The convenience of the tire pressure management can be improved.

[0036] In an embodiment, the wheel-side wireless control valve 8 includes:

[0037] A wireless receiving module is used to establish a wireless connection with the monitoring control module 1 and receive the first control instruction.

[0038] A tire pressure detection module is used to detect the tire pressure of the wheel and feed back the tire pressure of the wheel to the monitoring control module 1 through the wireless receiving module.

[0039] A valve core 16 is used to open or close according to the first control instruction to connect or disconnect the connection between the wheel and the air path.

[0040] In the embodiment, the wheel-side wireless control valve 8 works through the first control instruction in the form of a wireless signal sent by the monitoring control module 1. The wheel-side wireless control valve 8 receives the first control instruction to work, connects or disconnects the connection between the wheel and the air path, controls the air path from the frame to the tire, and enables the tire to achieve the functions of inflation and deflation to meet the different pressures of the tire under various road conditions.

[0041] As Figure 2As shown, the wheel-side wireless control valve 8 includes a valve core 16 and a control module 17, the control module 17 includes a wireless receiving module and a tire pressure detection module, the wheel-side wireless control valve 8 interacts with the monitoring control module 1 through the wireless receiving module, the tire pressure detection module can detect the tire pressure of the vehicle wheel, and the tire pressure of the vehicle wheel detected in real time is transmitted to the monitoring control module 1 through the wireless receiving module, the monitoring control module 1 determines the target communication state of the connection between the vehicle wheel and the air path through the tire pressure and other data of the vehicle wheel, and sends a first control instruction to the wireless receiving module, the wireless receiving module forwards the first control instruction to the control module 17 of the wheel-side wireless control valve 8 after receiving the first control instruction, and the control module 17 opens or closes the valve core 16, thereby realizing the connection or disconnection between the vehicle wheel and the air path, inflating or deflating the vehicle wheel, and facilitating the air path detection.

[0042] In some embodiments, the control module 17 further includes a power supply module, which can provide power for the wheel-side wireless control valve 8 to work normally.

[0043] In an embodiment, the air path in the vehicle frame includes a first air path section and a second air path section.

[0044] The first air path section is provided with an air compressor 2, and the air compressor 2 is connected with the monitoring control module 1 and works according to the second control instruction sent by the monitoring control module 1.

[0045] The second air path section includes branch air paths, and the wheel-side wireless control valve 8 is arranged between the vehicle wheel and the branch air paths.

[0046] In an embodiment, the air path in the vehicle frame includes a first air path section and a second air path section, the first air path section is provided with an air compressor 2, the air compressor 2 is the air source of the entire air path system, and the first air path section provides a channel for the entire air path system to obtain the air source. The air compressor 2 is connected with the monitoring control module 1 to interact information, the monitoring control module 1 collects the air pressure data including the tire pressure of the vehicle wheel in the air path system, determines the target working state of the air compressor 2 through the air pressure data and the preset control method, and sends the second control instruction to the air compressor 2, and the air compressor 2 works according to the second control instruction sent by the monitoring control module 1 to provide the air source for the entire air path.

[0047] The first air path section is connected with the second air path section, the second air path section includes branch air paths, and there can be at least one branch air path, each branch air path is connected with a vehicle wheel, and a wheel-side wireless control valve 8 is arranged between each branch air path and a vehicle wheel to connect the corresponding branch air path and the vehicle wheel.

[0048] In an embodiment, the second air path section further comprises an electromagnetic valve integrated module 7, the electromagnetic valve integrated module 7 has a central air path inside, and at least two air path interfaces of the electromagnetic valve integrated module 7 are in communication with the central air path, and each air path interface is provided with an electromagnetic valve;

[0049] The at least two air path interfaces comprise a first air path interface 11 and a second air path interface 13, the first air path interface 11 is connected with the first air path section, and the second air path interface 13 is connected with the branch air path.

[0050] In the embodiment, the second air path section further comprises an electromagnetic valve integrated module 7, as shown in the figure, Figure 3 The electromagnetic valve integrated module 7 has a central air path inside, and at least two air path interfaces of the electromagnetic valve integrated module 7 are in communication with the central air path, and each air path interface is provided with an electromagnetic valve, and the corresponding air path interface can be opened or closed by controlling the electromagnetic valve. Among the at least two air path interfaces of the electromagnetic valve integrated module 7, the first air path interface 11 and at least one second air path interface 13 are included, the first air path interface 11 is connected with the first air path section to receive the compressed gas output by the air compressor 2, and each second air path interface 13 is connected with a branch air path to inflate a wheel, and the electromagnetic valve integrated module 7 can distribute the compressed gas of the air compressor 2 to each air path interface, and can be output through each air path interface when the corresponding electromagnetic valve of the air path interface is opened.

[0051] The monitoring control module 1 collects and analyzes each air pressure data according to the air pressure data in the air path system through a preset control method, adjusts the opening or closing of each electromagnetic valve in the electromagnetic valve integrated module 7, and controls the air compressor 2 to flow out from each air path interface into the corresponding branch air path and other pipelines through the central air path.

[0052] In an embodiment, the second air path section further comprises an electromagnetic valve integrated module 7, the electromagnetic valve integrated module 7 comprises a connector 9;

[0053] The connector 9 is used for connecting with the wire harness of the monitoring control module 1, so that the electromagnetic valve integrated module 7 receives the third control instruction sent by the monitoring control module 1, and controls each electromagnetic valve to open or close the corresponding air path interface according to the third control instruction.

[0054] In an embodiment, the electromagnetic valve integrated module 7 further comprises a connector 9, which is used to connect with the corresponding wiring harness connector of the monitoring control module 1, and when the connector 9 is connected with the monitoring control module 1, the electromagnetic valve integrated module 7 can interact with the monitoring control module 1, and the monitoring control module 1 determines the opening or closing state of each electromagnetic valve in the electromagnetic valve integrated module 7 based on the collection and analysis of the air pressure data, and sends a third control instruction to the electromagnetic valve integrated module 7 through the connector 9, so that the electromagnetic valve integrated module 7 controls the opening or closing of each electromagnetic valve according to the third control instruction, and the corresponding air path interface is opened or closed.

[0055] In an embodiment, the electromagnetic valve integrated module 7 further comprises a first pressure detection module 10, which is used to detect the air pressure of the central air path and / or the air pressure of the branch air path.

[0056] The first pressure detection module 10 feeds back the detected air pressure to the monitoring control module 1 through the connector 9.

[0057] In an embodiment, the first pressure detection module 10 is used to detect the air pressure of the central air path and / or the air pressure of the branch air path of the electromagnetic valve integrated module 7, and when the electromagnetic valve integrated module 7 is connected with the monitoring control module 1 through the connector, the first pressure detection module 10 is connected with the monitoring control module 1, so as to feed back the detected air pressure of the central air path and / or the air pressure of the branch air path to the monitoring control module 1, so that the monitoring control module 1 sends a control instruction or performs air path detection.

[0058] In an embodiment, the system further comprises an air tank 6, which is used to store compressed gas.

[0059] The at least two air path interfaces further comprise a third air path interface 15, which is connected with the air tank 6, so as to store compressed gas in the air tank 6 for wheel pressure compensation and / or air path detection.

[0060] In this embodiment, the air path system further comprises an air tank 6, which is used to store compressed gas, and the stored compressed gas can come from the air compressor pump 2 or be pre-stored compressed gas. The at least two air path interfaces of the electromagnetic valve integrated module 7 further comprise a third air path interface 15, which is an air tank 6 interface. The compressed gas output by the air compressor pump 2 is output into the central air path, and the electromagnetic valve integrated module 7 adjusts the operation of each electromagnetic valve according to the read air pressure data, controls the opening or closing of the corresponding electromagnetic valve of the electromagnetic valve integrated module 7, and completes the inflation or deflation of the air tank 6.

[0061] When the monitoring control module 1 detects that the tire pressure loss is within a certain range, the air compressor pump 2 can not intervene in the work, and directly use the compressed gas in the air tank 6 to quickly supplement the tire pressure, and the compressed gas stored in the air tank 6 can also be used for daily air path detection, so that the air compressor pump 2 can complete the daily detection immediately without working.

[0062] In an embodiment, the system further comprises a second pressure detection module 5 for detecting the air pressure of the air tank 6.

[0063] The second pressure detection module 5 is connected with the monitoring control module 1 and feeds back the air pressure of the air tank 6 to the monitoring control module 1.

[0064] In an embodiment, the air path system further comprises a second pressure detection module 5, which is connected with the air tank 6 and the monitoring control module 1, and interacts with the monitoring control module 1. The second pressure detection module 5 is used to detect the air pressure of the air tank 6, and sends the detected air pressure of the air tank 6 to the monitoring control module 1 through the connection, so that the monitoring control module 1 can use the air tank 6 to inflate or deflate, and supply pressure to the wheels or perform air path detection.

[0065] In an embodiment, the at least two air path interfaces further comprise a fourth air path interface 12 for deflation operation.

[0066] In an embodiment, the at least two air path interfaces of the electromagnetic valve integrated module 7 further comprise a third air path interface 15 connected with the atmosphere for deflation operation. When the air path system needs, the compressed gas in the air path system can be discharged to the atmosphere.

[0067] In some embodiments, the external gas connection port is also provided with a slow release valve and a silencer for reducing the noise and deflation speed of the deflation operation.

[0068] In an embodiment, the at least two air path interfaces further comprise a fifth air path interface 14 connected with the external gas connection port of the vehicle.

[0069] In this embodiment, the at least two air path interfaces of the electromagnetic valve integrated module 7 further comprise a fourth air path interface 12, and the fifth air path interface 14 is connected with the external gas connection port of the vehicle. The external gas connection port is an external interface, which can supply pressure to devices other than the wheels, such as tents, air cushions, other vehicles, etc.

[0070] In an embodiment, the system further comprises:

[0071] a third pressure detection module 4 disposed between the air compression pump 2 and the second air path section, configured to detect the output air pressure of the air compression pump 2;

[0072] The third pressure detection module 4 is connected to the monitoring control module 1 and feeds back the output air pressure to the monitoring control module 1.

[0073] In an embodiment, the air path system further comprises a third pressure detection module 4 disposed between the air compression pump 2 and the second air path section, which can be configured to detect the output air pressure of the air compression pump 2, and the third pressure detection module 4 is connected to the monitoring control module 1 and feeds back the output air pressure of the air compression pump 2 to the monitoring control module 1, which can be used for air compression pump 2 output control and fault detection.

[0074] In an embodiment, the system further comprises:

[0075] a drying tank 3 disposed between the air compression pump 2 and the second air path section, configured to dry the gas output by the air compression pump 2.

[0076] In an embodiment, the air path system further comprises a drying tank 3, which is also disposed between the air compression pump 2 and the second air path section, and is configured to dry the gas output by the air compression pump 2. The drying tank 3 can absorb the water generated after air compression, which can affect the working state of the electromagnetic valve and corrode the metal parts in the system. The third pressure detection module 4 can also be disposed at the drying tank 3, which can be used to detect the output pressure of the gas output by the air compression pump 2 and dried, so as to obtain an accurate air source pressure.

[0077] Correspondingly, a gas pressure detection method is also provided, which is applied to any one of the air path systems provided in the embodiments of the present application, as shown in Figure 4 The method comprises the following steps:

[0078] In step S10, the monitoring control module 1 acquires at least one of the tire pressure of the wheel detected by the tire pressure detection module in the wheel-side wireless control valve 8, the air pressure of the central air path inside the electromagnetic valve integrated module 7 detected by the first pressure detection module 10, the air pressure of the branch air path detected by the first pressure detection module 10, the air pressure of the gas storage tank 6 detected by the second pressure detection module 5, and the output air pressure of the air compression pump 2 detected by the third pressure detection module 4, and performs air path detection.

[0079] In the embodiment, a gas circuit detection method is also provided, which is applied to any of the gas circuit systems provided in the embodiments of the present application, and can be applied to the monitoring control module 1 in the gas circuit system. The monitoring control module 1 acquires at least one of the tire pressure of the wheel detected by the tire pressure detection module in the wheel-side wireless control valve 8, the gas pressure of the central gas circuit inside the electromagnetic valve integrated module 7 detected by the first pressure detection module 10, the gas pressure of the branch gas circuit detected by the first pressure detection module 10, the gas pressure of the gas storage tank 6 detected by the second pressure detection module 5, and the output gas pressure of the air compressor pump 2 detected by the third pressure detection module 4, and performs gas circuit detection. In addition, the gas storage tank 6, the inflation or deflation control of the wheel can also be performed to improve the convenience of the vehicle gas circuit system management.

[0080] In an embodiment, the method further comprises:

[0081] In the case that the gas circuit system performs inflation operation, if the first tire pressure change value corresponding to the detected tire pressure of the wheel is less than the first preset tire pressure change value, and / or the detected gas pressure of the central gas circuit inside the electromagnetic valve integrated module 7 is greater than the first preset gas pressure, it is determined that there is an inflation abnormality.

[0082] In the embodiment, a gas circuit detection method based on inflation operation is provided. In the process of performing inflation operation of the gas circuit system, that is, in the case of performing inflation operation of the wheels of the vehicle by the air compressor pump 2 or the gas storage tank 6, the tire pressure detection module in the wheel-side wireless control valve 8 corresponding to each wheel detects the tire pressure of each wheel, the first pressure detection module 10 collects the gas pressure of the central gas circuit, and the monitoring control module 1 can calculate the first tire pressure change value of the wheel according to the detected tire pressure of the wheel. When the first tire pressure change value within 2 min is less than 8 kPa (the first preset tire pressure change value), or the detected gas pressure of the central gas circuit inside the electromagnetic valve integrated module 7 is greater than 10 Bar (the second preset gas pressure) and lasts for 3 s, it is determined that the system inflation is abnormal, the inflation operation can be stopped, and fault information including fault type, fault position, etc. is output according to the collected abnormal problems.

[0083] In an embodiment, the method further comprises:

[0084] In the case that the gas circuit system performs deflation operation, the pressure change value of the wheel is determined according to the detected gas pressure of the central gas circuit inside the electromagnetic valve integrated module 7.

[0085] If the pressure change value is less than the preset pressure change value, it is determined that there is a deflation abnormality.

[0086] In the embodiment, the tire pressure detection module in the wheel-side wireless control valve 8 corresponding to each wheel detects the tire pressure of each wheel during the deflation operation, and the monitoring control module 1 can calculate the second tire pressure change value of the wheel according to the detected tire pressure of the wheel. When the second tire pressure change value within 2 min is less than 10 kPa (the second preset tire pressure change value), it can be determined that the system deflation is abnormal, the deflation operation can be stopped, and fault information including fault type, fault position, etc. can be output according to the collected abnormal problems.

[0087] In an embodiment, the method further comprises:

[0088] In the case that the wheel reaches the preset pressure, the monitoring control module 1 sends a first control instruction to the wheel-side wireless control valve 8 to control the wheel-side wireless control valve 8 to connect the connection between the wheel and the gas circuit, and the monitoring control module 1 sends a third control instruction to the electromagnetic valve integrated module 7 to control the electromagnetic valve integrated module 7 to open the fourth gas circuit interface 12 and close other gas circuit interfaces except the fourth gas circuit interface 12.

[0089] If the detected gas pressure of the central gas circuit inside the electromagnetic valve integrated module 7 is greater than the third preset gas pressure, it is determined that there is a pressure maintaining abnormality.

[0090] In the embodiment, after each tire pressure reaches the preset pressure corresponding to each operation, that is, in the case that the wheel reaches the preset pressure, the system can be controlled to perform the pressure maintaining operation. The monitoring control module 1 sends a first control instruction to the wheel-side wireless control valve 8 to control the wheel-side wireless control valve 8 to connect the connection between the wheel and the gas circuit, and the monitoring control module 1 sends a third control instruction to the electromagnetic valve integrated module 7 to control the electromagnetic valve integrated module 7 to open the fourth gas circuit interface 12 and close other gas circuit interfaces except the fourth gas circuit interface 12. The compressed gas in each gas circuit is discharged to the atmosphere, and the first pressure detection module 10 detects the gas pressure of the central gas circuit inside the electromagnetic valve integrated module 7 for 5 s. When the electromagnetic valve integrated module 7 detects that the gas pressure of the central gas circuit is greater than 10 kPa (the second preset gas pressure), it can be determined that the system pressure maintaining is abnormal, the deflation operation can be stopped, and fault information including fault type, fault position, etc. can be output according to the collected abnormal problems.

[0091] In some embodiments, while the air path system is performing the inflation and deflation, pressure maintaining operation, the monitoring control system can simultaneously monitor the working current of the air compressor pump 2, the electromagnetic valve, and the wheel edge wireless control valve 8. When the continuous working current of the air compressor pump 2 exceeds a certain value, it can be determined that the working current of the air compressor pump 2 is abnormal, and the inflation pump is closed. When the continuous working current of the electromagnetic valve exceeds a certain value, it is determined that the working current of the electromagnetic valve is abnormal, and the electromagnetic valve is closed. When the continuous working current of the wheel edge wireless control valve 8 exceeds a certain value, it is determined that the working current of the wheel edge wireless control valve 8 is abnormal, and the wheel edge wireless control valve 8 is closed. Then, according to the collected abnormal problems, fault information is output, including fault type, fault location, etc.

[0092] In an embodiment, the method further comprises:

[0093] In the case of receiving an air path detection instruction, at least one of the tire pressure detected by the tire pressure detection module in the wheel edge wireless control valve 8, the air pressure of the central air path inside the electromagnetic valve integrated module 7 detected by the first pressure detection module 10, the air pressure of the branch air path detected by the first pressure detection module 10, the air pressure of the gas tank 6 detected by the second pressure detection module 5, and the output air pressure of the air compressor pump 2 detected by the third pressure detection module 4 is obtained by the monitoring control module 1, and air path detection is performed.

[0094] In this embodiment, the driver outputs an air path detection instruction to the air path system by operating the instrument or the multimedia central control screen and the self-checking logic time inside the system to perform system detection work by himself. In the case that the monitoring control module 1 receives the driver's operation and the air path detection instruction issued by the self-checking logic time of the system, the air path detection instruction starts to perform air path detection. The air path detection instruction detects the corresponding air pressure data according to the first pressure detection module 10, the second pressure detection module 5, the third pressure detection module 4, and the tire pressure detection module in the wheel edge wireless control valve 8, and performs air path detection according to the detected air pressure data, to determine the abnormality (leakage or blockage, etc.) of each pipe section in the entire air path system, the system air source pressure abnormality, the system structure air path abnormality, etc.

[0095] In an embodiment, the method further comprises:

[0096] In the case of receiving an air path detection instruction as a first air path detection instruction, a working instruction is sent to the air compressor pump to start working, and the air path of the air compressor pump is detected according to the detected air compressor pump output air pressure.

[0097] In the embodiment, the first air path detection instruction indicates air path detection for the air compression pump, in the case where the received air path detection instruction is the first air path detection instruction, a working instruction is sent to the air compression pump to make the air compression pump start working, output compressed gas, and air path detection is performed on the air compression pump according to the output air pressure of the air compression pump detected by the third pressure detection module, to determine whether the air compression pump is invalid, after the detection work is completed, the fourth air path interface corresponding electromagnetic valve is controlled to make the fourth air path interface open, and the compressed gas is discharged to the atmosphere, and the work is completed.

[0098] In an embodiment, the method further comprises:

[0099] In the case where the received air path detection instruction is the second air path detection instruction, a first type of third control instruction is sent to the electromagnetic valve integrated module 7 through the monitoring control module 1 to control the electromagnetic valve integrated module 7 to open the third air path interface 15 and close other air path interfaces except the third air path interface 15.

[0100] In the case where the change value of the gas pressure of the gas storage tank 6 within a preset time is lower than a stable standard value, air path detection is performed on the central air path inside the electromagnetic valve integrated module 7 according to the detected gas pressure of the central air path.

[0101] In an embodiment, the second air path detection instruction indicates air path detection for the central air path, in the case where the received air path detection instruction is the second air path detection instruction, the fourth air path interface 12 corresponding electromagnetic valve is controlled to make the fourth air path interface 12 open, the gas storage tank 6 is connected with the central air path, and other air path interfaces except the third air path interface 15 in the electromagnetic valve integrated module 7 are closed, so that the central air path forms a closed loop air path, the compressed gas in the gas storage tank 6 enters the central air path, the gas pressure of the central air path inside the electromagnetic valve integrated module 7 detected by the first pressure detection module 10 is sent to the monitoring control module 1, and air path detection is performed on the central air path according to the gas pressure of the central air path inside the electromagnetic valve integrated module 7 detected by the first pressure detection module 10 obtained through the monitoring control module 1, to determine whether the central air path is invalid, after the detection work is completed, the fourth air path interface 12 corresponding electromagnetic valve is controlled to make the fourth air path interface 12 open, and the compressed gas is discharged to the atmosphere, and the work is completed.

[0102] In an embodiment, the method further comprises:

[0103] In the case where the received air path detection instruction is the third air path detection instruction, a third type of third control instruction is sent to the electromagnetic valve integrated module 7 through the monitoring control module 1 to control the electromagnetic valve integrated module 7 to open the first air path interface 11 and the third air path interface 15, and close other air path interfaces except the first air path interface 11 and the third air path interface 15.

[0104] According to the detected air pressure of the central air path inside the electromagnetic valve integrated module 7, the central air path and the first air path section are subjected to air path detection.

[0105] In the embodiment, the third air path detection instruction instructs the air path detection of the air path section from the air compressor 2 to the electromagnetic valve integrated module 7, i.e. the air path of the central air path and the first air path section. Upon receiving the third air path detection instruction, the monitoring control module 1 sends a third control instruction of the third type to the electromagnetic valve integrated module 7 to control the electromagnetic valve integrated module 7 to open the first air path interface 11 and the third air path interface 15, and close other air path interfaces except the first air path interface 11 and the third air path interface 15, so that the central air path and the first air path section form a closed loop air path. At this time, the detected air pressure of the central air path inside the electromagnetic valve integrated module 7 also represents the air pressure of the central air path and the first air path section. The central air path and the first air path section can be subjected to air path detection according to the detected air pressure of the central air path inside the electromagnetic valve integrated module 7 by the first pressure detection module 10.

[0106] In an embodiment, the method further comprises:

[0107] After the central air path detection passes, the monitoring control module 1 sends a third control instruction of the second type to the electromagnetic valve integrated module 7 to control the electromagnetic valve integrated module 7 to open the second air path interface 13.

[0108] According to the detected air pressure of the branch air path, the branch air path is subjected to air path detection.

[0109] In the embodiment, after the air path detection of the central air path passes, the surface central air path is not failed, and after the pipe pressure is normal, the monitoring control module 1 sends a third control instruction of the second type to the electromagnetic valve integrated module 7 to control the electromagnetic valve integrated module 7 to open the second air path interfaces 13 in sequence, so that the compressed gas is transmitted into the branch air paths corresponding to each wheel. The wheel edge wireless control valve 8 is in a closed state, forming a closed loop air path. The first pressure detection module 10 detects the air pressure of each branch air path in sequence, and respectively subjects each branch air path to air path detection according to the detected air pressure of each branch air path, to determine whether each branch air path is failed.

[0110] Correspondingly, the embodiment of the application also provides an electronic device, such as Figure 5 as shown in the drawings, Figure 5A structural schematic diagram of an electronic device is provided in the embodiments of the present application. The electronic device 1100 further includes a processor 1101 having one or more processing cores, a memory 1102 having one or more computer readable storage media, and a computer program stored in the memory 1102 and executable on the processor. The processor 1101 is electrically connected to the memory 1102. Those skilled in the art can understand that the electronic device structure shown in the figure does not constitute a limitation on the electronic device, and can include more or fewer components than shown in the figure, or combine certain components, or different component arrangements.

[0111] The processor 1101 is the control center of the electronic device 1100, and connects various parts of the entire electronic device 1100 through various interfaces and lines, executes various functions of the electronic device 1100 and processes data by running or loading software programs and / or units stored in the memory 1102 and calling data stored in the memory 1102, thereby overall monitoring the electronic device 1100. The processor 1101 can be a processor (Central Processing Unit, CPU), a graphics processor (Graphics Processing Unit, GPU), a network processor (Network Processor, NP), etc., and can implement or execute the various methods, steps and logic block diagrams disclosed in the embodiments of the present application.

[0112] In the embodiments of the present application, the processor 1101 in the electronic device 1100 will load the instructions corresponding to the processes of one or more application programs into the memory 1102, and run the application programs stored in the memory 1102 by the processor 1101, thereby realizing various functions, for example:

[0113] The tire pressure detection module in the wheel rim wireless control valve detects the tire pressure of the wheel, the first pressure detection module detects the air pressure of the central air path inside the electromagnetic valve integrated module, the first pressure detection module detects the air pressure of the branch air path, the second pressure detection module detects the air pressure of the gas tank, and the third pressure detection module detects the output air pressure of the air compressor, at least one of which is obtained by the monitoring control module, and air path detection is performed.

[0114] The specific implementation of each operation can be referred to the previous embodiments, which will not be repeated here.

[0115] Optionally, as Figure 5As shown, the electronic device 1100 further includes a touch display screen 1103, a radio frequency circuit 1104, an audio circuit 1105, an input unit 1106, and a power supply 1107. The processor 1101 is electrically connected to the touch display screen 1103, the radio frequency circuit 1104, the audio circuit 1105, the input unit 1106, and the power supply 1107, respectively. Those skilled in the art can understand that Figure 5 The electronic device structure shown in the figure does not constitute a limitation on the electronic device, and can include more or fewer components than shown, or combine certain components, or different component arrangements.

[0116] The touch display screen 1103 can be used to display a graphical user interface and receive operation instructions generated by a user acting on the graphical user interface. The touch display screen 1103 can include a display panel and a touch panel. The display panel can be used to display information input by a user or information provided to a user and various graphical user interfaces of an electronic device, which can be composed of graphics, text, icons, videos, and any combination thereof. Optionally, the display panel can be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), etc. The touch panel can be used to collect touch operations of a user thereon or nearby (such as operations of a user using a finger, a stylus, or any suitable object or accessory on or near the touch panel), and generate corresponding operation instructions, and the operation instructions execute corresponding programs. Optionally, the touch panel can include two parts: a touch detection device and a touch controller. The touch detection device detects the touch position of a user and detects signals generated by touch operations, and transmits the signals to the touch controller; the touch controller receives touch information from the touch detection device, and converts it into touch coordinates, and sends it to the processor 1101, and can also receive commands from the processor 1101 and execute them. The touch panel can cover the display panel, and when the touch panel detects a touch operation thereon or nearby, it transmits to the processor 1101 to determine the type of the touch event, and then the processor 1101 provides corresponding visual output on the display panel according to the type of the touch event. In embodiments of the present application, the touch panel and the display panel can be integrated into the touch display screen 1103 to realize input and output functions. However, in some embodiments, the touch panel and the touch panel can realize input and output functions as two independent components. That is, the touch display screen 1103 can also realize input functions as part of the input unit 1106.

[0117] The radio frequency circuit 1104 can be used to transceive radio frequency signals to establish wireless communication with a network medical device or other electronic device, and transceive signals between the network medical device or other electronic device.

[0118] The audio circuit 1105 can be used to provide an audio interface between a user and the electronic device through a speaker and a microphone. The audio circuit 1105 can convert received audio data into an electrical signal and transmit the electrical signal to the speaker for conversion into a sound signal and output; on the other hand, the microphone converts a sound signal collected into an electrical signal, which is received by the audio circuit 1105 and converted into audio data, and then output to the processor 1101 for processing, and transmitted to another electronic device through the radio frequency circuit 1104, or output to the memory 1102 for further processing. The audio circuit 1105 can also include a jack for a headset to provide communication between the headset and the electronic device.

[0119] The input unit 1106 can be used to receive input digital, character information or user feature information (such as fingerprint, iris, face information, etc.), and generate keyboard, mouse, joystick, optical or trackball signal input related to user settings and function control.

[0120] The power supply 1107 is used to supply power to various components of the electronic device 1100. Optionally, the power supply 1107 can be logically connected to the processor 1101 through a power management device, so that the power management device can realize functions such as management of charging, discharging and power consumption management. The power supply 1107 can also include one or more direct current or alternating current power supplies, recharging devices, power supply fault detection circuits, power supply converters or inverters, power supply status indicators, and any other components.

[0121] Although Figure 5 The electronic device 1100 can also include a camera, a sensor, a wireless fidelity module, a Bluetooth module, etc., which are not described here.

[0122] In the above embodiments, the description of each embodiment has its own focus, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0123] Those of ordinary skill in the art can understand that all or part of the steps of the various methods of the above embodiments can be completed by instructions, or by instructions controlling related hardware, which can be stored in a computer readable storage medium and loaded and executed by a processor.

[0124] To this end, the embodiments of the present application provide a computer readable storage medium, which stores a plurality of computer programs. The computer programs can be loaded by a processor to execute any of the air path detection methods provided by the embodiments of the present application. The computer programs can execute the steps of the following air path detection method:

[0125] The monitoring control module acquires at least one of the tire pressure of the wheel detected by the tire pressure detection module in the wheel-side wireless control valve, the air pressure of the central air passage inside the electromagnetic valve integrated module detected by the first pressure detection module, the air pressure of the branch air passage detected by the first pressure detection module, the air pressure of the gas tank detected by the second pressure detection module, and the output air pressure of the air compressor detected by the third pressure detection module, and performs air passage detection.

[0126] The specific implementation of the above operations can be referred to the foregoing embodiments, which will not be repeated here.

[0127] The computer readable storage medium can include a Read Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, etc.

[0128] Since the computer readable storage medium can implement the beneficial computer program of any air passage detection method provided in the embodiments of the present application, and can execute any air passage detection method provided in the embodiments of the present application, the effects will be described in detail in the foregoing embodiments, which will not be repeated here.

[0129] The embodiments of the present application further provide a computer program product, which can be loaded by a processor to execute any air passage detection method provided in the embodiments of the present application. The specific implementation of each operation of the air passage detection method can be referred to the foregoing embodiments, which will not be repeated here.

[0130] Since the computer program can execute any air passage detection method provided in the embodiments of the present application, and can implement the beneficial effects of any air passage detection method provided in the embodiments of the present application, the beneficial effects will be described in detail in the foregoing embodiments, which will not be repeated here.

[0131] The embodiments of the present application further provide a vehicle, which includes any air passage system, electronic device, computer readable storage medium, computer program product, or executes any method described above.

[0132] In the description of the present application, the terms "first", "second" are only for descriptive purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0133] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0134] The embodiments, implementation manners and related technical features of the present application can be combined with each other without conflict.

[0135] The above is only the preferred embodiments of the present application, and does not limit the present application in any form. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical solution content of the present application still falls within the scope of the technical solution of the present application.

Claims

1. A gas circuit system, characterized in that: The gas circuit system comprises: A wheel-side wireless control valve, the wheel-side wireless control valve being arranged between the wheel of the vehicle and the air path in the vehicle frame; A monitoring and control module is used to establish a wireless connection with the wheel-side wireless control valve, and to send a first control instruction to the wheel-side wireless control valve through the wireless connection to control the wheel-side wireless control valve to connect or disconnect the connection between the wheel and the air circuit.

2. The system according to claim 1, wherein The wheel-side wireless control valve includes: A wireless receiving module, configured to establish a wireless connection with the monitoring and control module and receive the first control instruction; a tire pressure detection module, the tire pressure detection module being used to detect the tire pressure of the wheel and to feed back the tire pressure of the wheel to the monitoring and control module via the wireless receiving module; A valve core is used to open or close according to the first control instruction to connect or disconnect the connection between the wheel and the air circuit.

3. The system according to claim 1, wherein The air circuit in the frame includes a first air circuit section and a second air circuit section; An air compression pump is provided in the first air path section, the air compression pump is connected to the monitoring control module, and operates according to a second control instruction sent by the monitoring control module; The second air path section includes a branch air path, and the wheel-side wireless control valve is arranged between the wheel of the vehicle and the branch air path.

4. The system according to claim 3, wherein: The second gas path section further includes a solenoid valve integrated module, the interior of the solenoid valve integrated module is a central gas path, the solenoid valve integrated module has at least two gas path interfaces connected to the central gas path, and each of the gas path interfaces is provided with a solenoid valve; The at least two gas circuit interfaces include a first gas circuit interface and a second gas circuit interface, the first gas circuit interface is connected to the first gas circuit section, and the second gas circuit interface is connected to the branch gas circuit.

5. The system according to claim 4, wherein: The solenoid valve integrated module includes a connector; The connector is used to connect with the wiring harness corresponding to the monitoring and control module, so that the solenoid valve integrated module receives the third control instruction sent by the monitoring and control module, and controls each solenoid valve to open or close the corresponding air circuit interface according to the third control instruction.

6. The system according to claim 5, wherein: The solenoid valve integrated module further includes a first pressure detection module, which is used to detect the air pressure of the central air circuit and / or the air pressure of the branch air circuit; The first pressure detection module feeds back the detected air pressure to the monitoring and control module through the connector.

7. The system according to claim 4, wherein: The system further comprises a gas storage tank for storing compressed gas; The at least two air circuit interfaces further include a third air circuit interface, which is connected to an air tank so as to replenish the pressure of the wheel and / or perform air circuit detection via the compressed gas stored in the air tank.

8. The system according to claim 7, wherein: The system further includes a second pressure detection module, the second pressure detection module being used to detect the air pressure of the air storage tank; The second pressure detection module is connected to the monitoring and control module and feeds back the air pressure of the air storage tank to the monitoring and control module.

9. The system according to claim 4, wherein: The at least two gas circuit interfaces further include a fourth gas circuit interface for performing a deflation operation.

10. The system according to claim 4, wherein: The at least two gas circuit interfaces further include a fifth gas circuit interface, and the fifth gas circuit interface is connected to an external gas connection port of the vehicle.

11. The system according to claim 3, wherein: The system further comprises: a third pressure detection module, the third pressure detection module being disposed between the air compression pump and the second air path section, and being configured to detect the output air pressure of the air compression pump; The third pressure detection module is connected to the monitoring and control module and feeds back the output air pressure to the monitoring and control module.

12. The system according to claim 3, wherein: The system further comprises: A drying tank is provided between the air compression pump and the second gas path section, and is used for drying the gas output by the air compression pump.

13. A gas path detection method, characterized in that: Applied to the gas circuit system according to any one of claims 1 to 12, the method comprises: The monitoring control module obtains at least one of the tire pressure of the wheel detected by the tire pressure detection module in the wheel-side wireless control valve, the air pressure of the central air circuit inside the solenoid valve integrated module detected by the first pressure detection module, the air pressure of the branch air circuit detected by the first pressure detection module, the air pressure of the air tank detected by the second pressure detection module and the output air pressure of the air compression pump detected by the third pressure detection module, and performs air circuit detection.

14. The method according to claim 13, wherein The method further comprises: When the air circuit system is performing an inflation operation, if the first tire pressure change value corresponding to the detected tire pressure of the wheel is less than the first preset tire pressure change value, and / or the detected air pressure of the central air circuit inside the solenoid valve integrated module is greater than the first preset air pressure, it is determined that an inflation abnormality exists.

15. The method according to claim 13, wherein The method further comprises: When the air circuit system is performing a deflation operation, if a first tire pressure change value corresponding to the detected tire pressure of the wheel is smaller than a second preset pressure change value, it is determined that a deflation abnormality exists.

16. The method according to claim 13, wherein The method further comprises: When the wheel reaches a preset pressure, a first control instruction is sent to the wheel-side wireless control valve through the monitoring and control module to control the wheel-side wireless control valve to connect the connection between the wheel and the air circuit, and a third control instruction is sent to the solenoid valve integrated module through the monitoring and control module to control the solenoid valve integrated module to open a fourth air circuit interface and close other air circuit interfaces except the fourth air circuit interface; If the detected air pressure of the central air path inside the solenoid valve integrated module is greater than the second preset air pressure, it is determined that there is a pressure maintenance abnormality.

17. The method according to claim 13, wherein The method further comprises: When an air path detection instruction is received, the monitoring control module obtains at least one of the tire pressure of the wheel detected by the tire pressure detection module in the wheel-side wireless control valve, the air pressure of the central air path inside the solenoid valve integrated module detected by the first pressure detection module, the air pressure of the branch air path detected by the first pressure detection module, the air pressure of the air tank detected by the second pressure detection module and the air compression pump output pressure detected by the third pressure detection module, and performs air path detection.

18. The method according to claim 17, wherein The method further comprises: When the received air path detection instruction is the first air path detection instruction, a working instruction is sent to the air compression pump to start the air compression pump, and an air path detection is performed on the air compression pump according to the detected output air pressure of the air compression pump.

19. The method according to claim 17, wherein The method further comprises: When the received gas path detection instruction is the second gas path detection instruction, the monitoring control module sends a first type third control instruction to the solenoid valve integrated module to control the solenoid valve integrated module to open the third gas path interface and close the other gas path interfaces except the third gas path interface; An air path detection is performed on the central air path inside the solenoid valve integrated module according to the detected air pressure of the central air path.

20. The method of claim 17, wherein: The method further comprises: When the received gas path detection instruction is the third gas path detection instruction, the monitoring control module sends a third control instruction of the third type to the solenoid valve integrated module to control the solenoid valve integrated module to open the first gas path interface and the third gas path interface, and close the other gas path interfaces except the first gas path interface and the third gas path interface; The central air path and the first air path section are tested according to the detected air pressure of the central air path inside the solenoid valve integrated module.

21. The method according to claim 19 or 20, wherein: The method further comprises: When the central gas path detection passes, the monitoring control module sends a second type third control instruction to the solenoid valve integrated module to control the solenoid valve integrated module to open the second gas path interface; An air path detection is performed on the branch air path according to the detected air pressure of the branch air path.

22. An electronic device, characterized in that: It includes a processor, which is connected to a memory, the memory stores a computer program, and the processor is used to run the computer program in the memory to execute the gas path detection method according to any one of claims 13 to 21.

23. A computer-readable storage medium, characterized in that The computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, the gas path detection method according to any one of claims 13 to 21 is implemented.

24. A computer program product, characterized in that It includes a computer program, which implements the gas path detection method according to any one of claims 13 to 21 when executed by a processor.

25. A vehicle, characterized in that: The vehicle executes the air path detection method as described in any one of claims 13 to 21, or includes at least one of the air path system as described in any one of claims 1 to 12, the electronic device as described in claim 22, the computer-readable storage medium as described in claim 23, and the computer program product as described in claim 24.

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