A multifunctional comprehensive diagnostic system for armored vehicles

Abstract

The present invention provides a multifunctional comprehensive diagnosis system for armored vehicles, which relates to the field of electrical digital data processing, and comprises a data acquisition module, a fault diagnosis module, a data communication module and a user interaction module. The data acquisition module is used to acquire data information of the armored vehicle, the fault diagnosis module is used to diagnose and process functional faults of the armored vehicle, the data communication module is used to transmit data in the armored vehicle, and the user interaction module is used to provide an interactive interface for diagnostic operations. The system can not only directly determine basic faults by acquiring data, but also acquire detailed data and analyze and process them to obtain the health status of each function and identify potential risks.

Description

Technical Field

[0001] The invention relates to the field of electrical digital data processing, and in particular to a multifunctional comprehensive diagnosis system for armored vehicles. Background Art

[0002] As the core force of military equipment, armored vehicles have attracted much attention for their functional diversity and mission reliability. However, since armored vehicles operate in harsh environments for a long time, their complex internal mechanical systems, electronic systems, and communication systems are easily affected by various factors, such as mechanical fatigue, electromagnetic interference, and environmental stress. These problems may not only lead to the degradation of armored vehicle performance, but also pose a major threat to the execution of missions. Therefore, a system is needed to diagnose the functions of armored vehicles and identify potential risks.

[0003] Many vehicle diagnostic systems have been developed. After a lot of searching and reference, it is found that the existing vehicle diagnostic systems are such as the system disclosed in the publication number CN112083709B. These system methods generally include: obtaining vehicle diagnostic data in the server according to the vehicle information of the vehicle to be diagnosed, and the vehicle diagnostic data includes a general function diagnostic file and a special function diagnostic file; parsing the special function diagnostic file to obtain a special function code file, and compiling the special function code file to obtain a special function executable file; if a special function diagnostic request is received, the special function executable file is run to perform a special function diagnosis on the vehicle to be diagnosed to obtain a special function diagnostic result. However, this system needs to obtain a diagnostic file during diagnosis, which is not real-time, is not suitable for functional diagnosis of armored vehicles, and cannot identify potential risks. Summary of the invention

[0004] The purpose of the present invention is to propose a multifunctional comprehensive diagnosis system for armored vehicles in view of the existing deficiencies.

[0005] The present invention adopts the following technical solution:

[0006] A multifunctional comprehensive diagnostic system for armored vehicles, comprising a data acquisition module, a fault diagnosis module, a data communication module and a user interaction module;

[0007] The data acquisition module is used to collect data information of the armored vehicle, the fault diagnosis module is used to diagnose and process functional faults of the armored vehicle, the data communication module is used to transmit data in the dealer vehicle, and the user interaction module is used to provide an interactive interface for diagnostic operations;

[0008] The data acquisition module includes a basic acquisition unit, a depth acquisition unit and an acquisition management unit, wherein the basic acquisition unit is used to acquire basic information of the armored vehicle, the depth acquisition unit is used to acquire detailed information of the armored vehicle, and the acquisition management unit is used to control the acquisition state of the depth acquisition unit;

[0009] The fault diagnosis module includes a general diagnosis unit, a functional diagnosis unit and a diagnosis feedback unit, wherein the general diagnosis unit is used to diagnose basic faults, the functional diagnosis unit is used to diagnose functional faults, and the diagnosis feedback unit is used to feed back the diagnosis results to the user interaction module;

[0010] The data communication module includes a data transmission unit, an anti-interference protection unit and a self-monitoring unit. The data transmission unit is used to transmit data information between modules. The anti-interference protection unit is used to protect the transmission route from interfering with the armored vehicle system. The self-monitoring unit is used to monitor the communication status of the transmission route.

[0011] The user interaction module includes an alarm display unit, a diagnosis selection unit and a control output unit, wherein the alarm display unit is used to display fault alarm information, the diagnosis selection unit is used to select a function that needs to be diagnosed, and the control output unit outputs corresponding control information based on the selected function;

[0012] Further, the functional diagnosis unit includes a feature analysis processor, a state classification processor and a fault impact analysis processor, wherein the feature analysis processor is used to process the detailed state information to obtain key features, the state classification processor is used to classify the key features, and the fault impact analysis processor determines potential faults based on the classification of each key feature;

[0013] Furthermore, the process of obtaining key features by the feature analysis processor includes the following steps:

[0014] S1. Normalize the data of each detail item;

[0015] S2. Obtain key function information and normalize the detail item data for processing:

[0016]

[0017] Where Vk(i) represents the value of the i-th key function, m is the number of detail items, Dt(j) represents the value of the j-th detail item, and λ ij represents the jth coefficient of the i-th key function;

[0018] S3, repeat step S2 until n key function values ​​are obtained;

[0019] Furthermore, the state classification processor classifies the key function values ​​according to the following formula:

[0020]

[0021] Among them, Cv(i) represents the i-th classification value, [δ 1 , δ 2 ] represents the standard interval of key function values;

[0022] Furthermore, the fault impact analysis processor calculates the fault index Q of the fault type according to the following formula:

[0023]

[0024] Among them, x i Represents the i-th element value of the classification vector, y i Represents the value of the i-th element of the fault type standard vector;

[0025] When the fault index is greater than the threshold, it indicates that there is a potential risk for this fault type.

[0026] The beneficial effects achieved by the present invention are:

[0027] This system can not only display basic data in real time to indicate the current status of the vehicle, but also conduct in-depth diagnosis of specific functions according to needs, identify potential risks in each function, facilitate better maintenance of armored vehicles, and reduce the probability of armored vehicles failing during actual combat. This system can detect while the armored vehicle is running, does not require external data, and is timely.

[0028] To further understand the features and technical contents of the present invention, please refer to the following detailed description and drawings of the present invention. However, the drawings provided are only for reference and description and are not intended to limit the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structural framework of the present invention;

[0030] Figure 2 This is a schematic diagram of the data acquisition module of the present invention;

[0031] Figure 3 This is a schematic diagram of the fault diagnosis module of the present invention;

[0032] Figure 4 It is a schematic diagram of the general diagnosis unit of the present invention;

[0033] Figure 5 This is a schematic diagram of the functional diagnosis unit of the present invention;

[0034] Figure 6 This is a comparison chart of the actual test results of the present invention. DETAILED DESCRIPTION

[0035] The following is an explanation of the embodiments of the present invention through specific embodiments. Those skilled in the art can understand the advantages and effects of the present invention from the contents disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and the details in this specification can also be modified and changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. In addition, the drawings of the present invention are only simple schematic illustrations and are not depicted according to actual sizes. It is stated in advance. The following embodiments will further explain the relevant technical contents of the present invention in detail, but the disclosed contents are not intended to limit the scope of protection of the present invention.

[0036] Embodiment 1.

[0037] This embodiment provides a multifunctional comprehensive diagnostic system for armored vehicles. Figure 1 , including data acquisition module, fault diagnosis module, data communication module and user interaction module.

[0038] The data acquisition module is used to collect data information of the armored vehicle, the fault diagnosis module is used to diagnose and process functional faults of the armored vehicle, the data communication module is used to transmit data in the dealer vehicle, and the user interaction module is used to provide an interactive interface for diagnostic operations.

[0039] The data acquisition module includes a basic acquisition unit, a depth acquisition unit and an acquisition management unit. The basic acquisition unit is used to acquire basic information of the armored vehicle, the depth acquisition unit is used to acquire detailed information of the armored vehicle, and the acquisition management unit is used to control the acquisition status of the depth acquisition unit.

[0040] The fault diagnosis module includes a general diagnosis unit, a functional diagnosis unit and a diagnosis feedback unit. The general diagnosis unit is used to diagnose basic faults, the functional diagnosis unit is used to diagnose functional faults, and the diagnosis feedback unit is used to feed back the diagnosis results to the user interaction module.

[0041] The data communication module includes a data transmission unit, an anti-interference protection unit and a self-monitoring unit. The data transmission unit is used to transmit data information between modules, the anti-interference protection unit is used to protect the transmission route from interfering with the armored vehicle system, and the self-monitoring unit is used to monitor the communication status of the transmission route.

[0042] The user interaction module includes an alarm display unit, a diagnosis selection unit and a control output unit. The alarm display unit is used to display fault alarm information, the diagnosis selection unit is used to select a function that needs to be diagnosed, and the control output unit outputs corresponding control information based on the selected function.

[0043] The functional diagnosis unit includes a feature analysis processor, a state classification processor and a fault impact analysis processor. The feature analysis processor is used to process detailed state information to obtain key features, the state classification processor is used to classify key features, and the fault impact analysis processor determines potential faults based on the classification of each key feature.

[0044] The process of obtaining key features by the feature analysis processor includes the following steps:

[0045] S1. Normalize the data of each detail item.

[0046] S2. Obtain key function information and normalize the detail item data for processing:

[0047]

[0048] Where Vk(i) represents the value of the i-th key function, m is the number of detail items, Dt(j) represents the value of the j-th detail item, and λ ij represents the j-th coefficient of the i-th key function.

[0049] S3. Repeat step S2 until n key function values ​​are obtained.

[0050] The state classification processor classifies the key function value according to the following formula:

[0051]

[0052] Among them, Cv(i) represents the i-th classification value, [δ 1 , δ 2 ] represents the standard interval of key function values.

[0053] The fault impact analysis processor calculates the fault index Q of the fault type according to the following formula:

[0054]

[0055] Among them, x i Represents the i-th element value of the classification vector, y i Represents the value of the i-th element of the fault type standard vector.

[0056] When the fault index is greater than the threshold, it indicates that there is a potential risk for this fault type.

[0057] Embodiment 2.

[0058] This embodiment includes all the contents of the first embodiment, and provides a multifunctional comprehensive diagnostic system for armored vehicles, including a data acquisition module, a fault diagnosis module, a data communication module and a user interaction module.

[0059] The data acquisition module is used to collect data information of the armored vehicle, the fault diagnosis module is used to diagnose and process functional faults of the armored vehicle, the data communication module is used to transmit data in the dealer vehicle, and the user interaction module is used to provide an interactive interface for diagnostic operations.

[0060] Combination Figure 2 The data acquisition module includes a basic acquisition unit, a depth acquisition unit and an acquisition management unit. The basic acquisition unit is used to collect basic information of the armored vehicle, the depth acquisition unit is used to collect detailed information of the armored vehicle, and the acquisition management unit is used to control the acquisition status of the depth acquisition unit.

[0061] Combination Figure 3 The fault diagnosis module includes a general diagnosis unit, a functional diagnosis unit and a diagnosis feedback unit. The general diagnosis unit is used to diagnose basic faults, the functional diagnosis unit is used to diagnose functional faults, and the diagnosis feedback unit is used to feed back the diagnosis results to the user interaction module.

[0062] The data communication module includes a data transmission unit, an anti-interference protection unit and a self-monitoring unit. The data transmission unit is used to transmit data information between modules, the anti-interference protection unit is used to protect the transmission route from interfering with the armored vehicle system, and the self-monitoring unit is used to monitor the communication status of the transmission route.

[0063] The user interaction module includes an alarm display unit, a diagnosis selection unit and a control output unit. The alarm display unit is used to display fault alarm information, the diagnosis selection unit is used to select a function that needs to be diagnosed, and the control output unit outputs corresponding control information based on the selected function.

[0064] The basic acquisition unit includes a basic function sensor, a data aggregation processor and an energy access processor. The basic function sensor is used to detect the basic status information of the armored vehicle during operation. The data aggregation processor is used to aggregate the collected basic function status information. The energy supply processor is used to obtain the energy required by the basic function sensor from the circuit where the acquisition object is located.

[0065] The depth acquisition unit includes a detail information sensor, an associated summary processor and an associated switch processor. The detail information sensor is used to collect detail status information required for analyzing functional health performance. The associated summary processor is used to summarize multiple detail status information associated with the same function. The associated switch processor is used to control the detection switches of multiple detail information sensors associated with the same function.

[0066] The acquisition management unit includes a diagnosis receiving processor, a function mapping processor and a switch activation processor. The diagnosis receiving processor is used to receive the diagnosis function information sent by the user interaction module, the function mapping processor is used to map the diagnosis function to the corresponding associated switch processor, and the switch activation processor is used to send an activation signal to the associated switch processor of the item mapping.

[0067] The basic acquisition unit collects data information in real time after the armored vehicle is started, and the depth acquisition unit collects corresponding data information only after the diagnosis function is selected in the user interaction module. The associated switch processor controls the detail information sensor to an off state by default. After receiving the activation signal, the corresponding detail information sensor is turned on. After the associated summary processor collects complete data, the associated switch processor turns off the corresponding detail information sensor.

[0068] Combination Figure 4 The general diagnostic unit includes an interval data register, an interval comparison processor and an alarm response processor. The interval data register is used to store the standard interval range of each basic item. The interval comparison processor is used to determine whether the collected basic status information is within the standard interval range. The alarm response processor is used to perform alarm processing on the corresponding basic item when the basic status information deviates from the standard interval range.

[0069] Combination Figure 5 The functional diagnosis unit includes a feature analysis processor, a state classification processor and a fault impact analysis processor. The feature analysis processor is used to process the detailed state information to obtain key features, the state classification processor is used to classify the key features, and the fault impact analysis processor determines potential faults based on the classification of each key feature.

[0070] The process of obtaining key features by the feature analysis processor includes the following steps:

[0071] S1. Normalize the data of each detail item.

[0072] S2. Obtain key function information and normalize the detail item data for processing:

[0073]

[0074] Where Vk(i) represents the value of the i-th key function, m is the number of detail items, Dt(j) represents the value of the j-th detail item, and λ ij represents the j-th coefficient of the i-th key function.

[0075] S3. Repeat step S2 until n key function values ​​are obtained.

[0076] The state classification processor classifies the key function value according to the following formula:

[0077]

[0078] Among them, Cv(i) represents the i-th classification value, [δ 1 , δ 2 ] represents the standard interval of key function values.

[0079] The classification vector is composed of n classification values.

[0080] The fault impact analysis processor calculates the fault index Q of the fault type according to the following formula:

[0081]

[0082] Among them, x i Represents the i-th element value of the classification vector, y i Represents the value of the i-th element of the fault type standard vector.

[0083] When the fault index is greater than the threshold, it indicates that there is a potential risk for this fault type.

[0084] The diagnostic feedback unit includes a result summary processor and a storage backtracking processor. The result summary processor is used to summarize all detected fault information and perform format conversion. The storage backtracking processor is used to record and save the detected fault information for backtracking query.

[0085] The anti-interference protection unit includes a physical isolation protector and a data verification processor. The physical isolation protector protects the transmission circuit in a physical isolation manner, and the data verification processor is used to verify and confirm data integrity at the data transmission receiving end.

[0086] The self-monitoring unit includes a timed sending processor, a receiving detection processor and an error reporting processor. The timed sending processor is used to send detection information at a fixed frequency, the receiving detection processor is used to receive and confirm the detection information, and the error reporting processor is used to report the transmission fault to the diagnostic feedback unit if the receiving detection processor fails to receive the detection information within a specified time.

[0087] The alarm display unit includes a basic interface display processor, a special function display processor and a special function selection processor. The basic interface display processor is used to display the real-time detection status of the basic items, the special function display processor is used to display the monitoring information and diagnosis results of the detail items, and the special function selection processor selects the corresponding display template for the special function display processor based on the diagnostic function items.

[0088] The diagnosis selection unit includes a diagnosis item register and a selection interaction processor. The diagnosis item register is used to store selectable diagnosis function items, and the selection interaction processor is used to provide an interactive interface to select the function items that need to be diagnosed.

[0089] The control output unit includes an instruction generation processor and an instruction sending processor. The instruction generation processor generates a corresponding diagnostic instruction based on the selected diagnostic function item, and the instruction sending processor is used to send the diagnostic instruction as diagnostic function information to the collection management unit.

[0090] The i and j appearing in the above text are ordinal numbers used to indicate serial numbers and have no actual meaning.

[0091] Part of the code of this system is shown below:

[0092] class BasicCollectionUnit:

[0093] def collect_basic_data(self):

[0094] # Implement basic data collection

[0095] return{"engine_temp":75,"oil_pressure":2.5}

[0096] class DeepCollectionUnit:

[0097] def collect_deep_data(self):

[0098] # Detailed data collection

[0099] return{"gear_torque":120,"track_tension":300}

[0100] class CollectionManager:

[0101] def manage_collection(self):

[0102] #Manage collection status

[0103] print("Managing data collection state")

[0104] class BasicDiagnosisUnit:

[0105] def diagnose(self,data):

[0106] #Diagnose basic faults

[0107] return{"basic_faults":["Oil pressure low"]}

[0108] class FunctionDiagnosisUnit:

[0109] def diagnose(self,data):

[0110] #Diagnose functional failures

[0111] return{"function_faults":["Gear torque abnormal"]}

[0112] class DiagnosisFeedbackUnit:

[0113] def provide_feedback(self,basic_results,function_results):

[0114] #Feedback the diagnosis results

[0115] print("Basic Faults:",basic_results)

[0116] print("Function Faults:",function_results)

[0117] class DataTransmissionUnit:

[0118] def transmit(self,data):

[0119] #Data transmission implementation

[0120] print("Transmitting data:",data)

[0121] class AntiInterferenceUnit:

[0122] def protect(self):

[0123] #Anti-interference protection

[0124] print("Protecting data frominterference")

[0125] class SelfMonitoringUnit:

[0126] def monitor(self):

[0127] #Self-monitoring

[0128] print("Monitoring communication state")

[0129] class AlarmDisplayUnit:

[0130] def show_alarm(self,message):

[0131] # Display alarm information

[0132] print("ALARM:",message)

[0133] class DiagnosisSelectionUnit:

[0134] def select_function(self):

[0135] #User selects diagnostic function

[0136] return "Gear Diagnostics"

[0137] class ControlOutputUnit:

[0138] def execute_control(self,function):

[0139] #Execute control instructions

[0140] print(f"Executing control for{function}").

[0141] Now, 10 armored vehicles are used as samples to test the number of failures during the test period when the system is installed and when the system is not installed for maintenance. Figure 6 Comparison chart shown.

[0142] The contents disclosed above are only preferred feasible embodiments of the present invention, and do not limit the protection scope of the present invention. Therefore, all equivalent technical changes made using the contents of the present invention specification and drawings are included in the protection scope of the present invention. In addition, the elements therein can be updated as technology develops.

Claims

1. A multifunctional comprehensive diagnostic system for armored vehicles, characterized in that: It includes data acquisition module, fault diagnosis module, data communication module and user interaction module; The data acquisition module is used to collect data information of the armored vehicle, the fault diagnosis module is used to diagnose and process functional faults of the armored vehicle, the data communication module is used to transmit data within the armored vehicle, and the user interaction module is used to provide an interactive interface for diagnostic operations; The data acquisition module includes a basic acquisition unit, a depth acquisition unit and an acquisition management unit, wherein the basic acquisition unit is used to acquire basic information of the armored vehicle, the depth acquisition unit is used to acquire detailed information of the armored vehicle, and the acquisition management unit is used to control the acquisition state of the depth acquisition unit; The fault diagnosis module includes a general diagnosis unit, a functional diagnosis unit and a diagnosis feedback unit, wherein the general diagnosis unit is used to diagnose basic faults, the functional diagnosis unit is used to diagnose functional faults, and the diagnosis feedback unit is used to feed back the diagnosis results to the user interaction module; The data communication module includes a data transmission unit, an anti-interference protection unit and a self-monitoring unit. The data transmission unit is used to transmit data information between modules. The anti-interference protection unit is used to protect the transmission route from interfering with the armored vehicle system. The self-monitoring unit is used to monitor the communication status of the transmission route. The user interaction module includes an alarm display unit, a diagnosis selection unit and a control output unit, wherein the alarm display unit is used to display fault alarm information, the diagnosis selection unit is used to select a function that needs to be diagnosed, and the control output unit outputs corresponding control information based on the selected function; The functional diagnosis unit calculates the fault index Q of the fault type according to the following formula: ； Among them, x i Represents the i-th element value of the classification vector, y i Represents the i-th element value of the fault type standard vector; n is the total number of element values; when the fault index is greater than the threshold, it means that the fault type has potential risks.

2. A multifunctional comprehensive diagnostic system for armored vehicles as claimed in claim 1, characterized in that: The functional diagnosis unit includes a feature analysis processor, a state classification processor and a fault impact analysis processor. The feature analysis processor is used to process detailed state information to obtain key features, the state classification processor is used to classify key features, and the fault impact analysis processor determines potential faults based on the classification of each key feature.

3. A multifunctional comprehensive diagnostic system for armored vehicles as claimed in claim 2, characterized in that: The process of obtaining key features by the feature analysis processor includes the following steps: S1. Normalize the data of each detail item; S2. Obtain key function information and normalize the detail item data for processing: ； Where Vk(i) represents the i-th key function value, m is the number of detail items, Dt(j) represents the j-th detail item value, represents the jth coefficient of the i-th key function; S3. Repeat step S2 until n key function values ​​are obtained.

4. A multifunctional comprehensive diagnostic system for armored vehicles as claimed in claim 3, characterized in that: The state classification processor classifies the key function value according to the following formula: ； Among them, Cv(i) represents the i-th classification value, Represents the standard interval for the key function value.

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