Auxiliary heating system based on electric motorcycle, management method and storage medium

Abstract

The application discloses an auxiliary heating system based on an electric motorcycle, a management method and a storage medium, and relates to the technical field of electric motorcycles. The system comprises a water cooling pipeline, a water valve of an isolation section, a heating pipeline, a water pump, a water valve of a cooling section and a water valve of a heating section. The water cooling pipeline and the water valve of the isolation section are connected through a first pipeline, the water valve of the isolation section and the heating pipeline are connected through a second pipeline, the water cooling pipeline is used for cooling and reducing the temperature of a motor heat source system, and the heating pipeline is used for heating and increasing the temperature of a seat or a handlebar. The water pump and the water cooling pipeline are connected through a third pipeline, the water pump and a U-shaped pipeline are connected through a fourth pipeline, the water valve of the cooling section is connected with the U-shaped pipeline, the water valve of the cooling section and the first pipeline are connected through a fifth pipeline, the water valve of the heating section is connected with the U-shaped pipeline, and the water valve of the heating section is connected with the heating pipeline. A controller is connected with a heating wire, the water pump, the water valve of the isolation section, the water valve of the cooling section and the water valve of the heating section, respectively. The controller is connected with a battery in power, the battery is connected with the motor heat source system, and the heating wire is arranged in the heating pipeline.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of thermal management, in particular to an auxiliary heating system based on an electric motorcycle, a management method and a storage medium. BACKGROUND

[0002] At present, in the field of electric motorcycles, a large amount of heat will be overflowed during the use of a power system composed of a battery and a motor, if the overflowed heat is not timely discharged, the power system will be affected, and even the whole system cannot operate, therefore, the industry usually uses air cooling or water cooling to dissipate heat, but only dissipates heat, and does not have a reasonable use of the overflowed heat, resulting in waste of this part of energy. SUMMARY

[0003] In order to overcome the shortcomings in the prior art that a large amount of heat will be overflowed during the use of a power system composed of a battery and a motor, if the overflowed heat is not timely discharged, the power system will be affected, and even the whole system cannot operate, therefore, the industry usually uses air cooling or water cooling to dissipate heat, but only dissipates heat, and does not have a reasonable use of the overflowed heat, resulting in waste of this part of energy, the purpose of the present application is to provide an auxiliary heating system based on an electric motorcycle.

[0004] In order to achieve the above purpose, the present application adopts the following technical scheme:

[0005] In a first aspect of the present application, an auxiliary heating system based on an electric motorcycle is provided, comprising

[0006] A water cooling pipeline, one end of the water cooling pipeline and one end of an isolation section water valve are communicated through a first pipeline, the other end of the isolation section water valve and one end of a heating pipeline are communicated through a second pipeline, wherein the water cooling pipeline is used for cooling the motor heat source system, and the heating pipeline is used for heating and warming the seat or handlebar of the electric motorcycle;

[0007] A water pump, one end of the water pump and the other end of the water cooling pipeline are communicated through a third pipeline, the other end of the water pump and the side wall of the middle section of the U-shaped pipeline are communicated through a fourth pipeline;

[0008] A cooling section water valve, one end of the cooling section water valve and the first side section of the U-shaped pipeline are communicated, and the other end of the cooling section water valve and the side wall of the first pipeline are communicated through a fifth pipeline;

[0009] A heating section water valve, one end of the heating section water valve and the second side section of the U-shaped pipeline are communicated, and the other end of the heating section water valve and the other end of the heating pipeline are communicated through a sixth pipeline;

[0010] A controller, which is respectively connected with the heating wire, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve, is connected with the battery, and the battery is connected with the motor heat source system, and the heating wire is arranged in the heating pipeline.

[0011] Compared with the prior art, the beneficial effects of the application are that: by controlling the closing and opening of the water pump, the cooling section water valve, the heating section water valve and the isolation section water valve and the starting of the heating wire, different heat management modes are switched, the water is guided to the seat and the handlebar by the water pump and the water valve through auxiliary heating, the rational use of the heat emitted by the electric motorcycle during use is realized through the above-mentioned auxiliary heating management method, the smooth operation of the whole vehicle power system is ensured, and the motorcycle enthusiasts can ride more comfortably in the winter when it is relatively cold. The temperature of the water flowing back to the water cooling pipeline can be reduced through cooling, and the cooling effect of the motor heat source system is improved, the heat of the motor heat source system is fully and effectively utilized, the auxiliary heating efficiency of the seat or handlebar and the cooling efficiency of the motor heat source system and water temperature are improved, and the safety operation of the power system is ensured.

[0012] In some possible embodiments, the controller and the battery can be connected through a DC-DC converter.

[0013] The second aspect of the application provides an auxiliary heating management method based on an electric motorcycle, which is applied to the auxiliary heating system based on the electric motorcycle.

[0014] The auxiliary heating management mode is determined, and the auxiliary heating management mode includes a static mode, a cooling mode, an auxiliary heating mode and an overheating forced mode.

[0015] According to the auxiliary heating management mode, corresponding auxiliary heating management control is performed.

[0016] In some possible embodiments, when it is determined that the static mode, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are all in the closed state, and the heating wire does not work.

[0017] In some possible embodiments, when it is determined that the cooling mode, if the water temperature is greater than or equal to the starting cooling temperature T1, the cooling section water valve and the water pump are controlled to be opened at the same time, and the heating section water valve and the isolation section water valve are controlled to be closed at the same time.

[0018] In some possible implementation manners, when it is judged that the auxiliary heating mode, if the water temperature is less than the auxiliary heating temperature T2, the heating wire is started to heat the water temperature, and when the water temperature is greater than or equal to the auxiliary heating temperature T2, the cooling section water valve is controlled to be closed, and the water pump, the heating section water valve and the isolation section water valve are controlled to be opened simultaneously.

[0019] In some possible implementation manners, when it is judged that the overheating forced mode, if the water temperature is greater than or equal to the threshold temperature T3, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are controlled to be opened simultaneously, and the rotating speed of the water pump is adjusted to the maximum.

[0020] In a third aspect, the present application provides a computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and the computer program is executed by a processor to implement the steps of the auxiliary heating management method based on the electric motorcycle. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A schematic diagram of a pipeline connection of an auxiliary heating system based on an electric motorcycle according to an embodiment of the present application is shown in the figure.

[0022] Figure 2 A schematic diagram of an electrical connection of an auxiliary heating system based on an electric motorcycle according to an embodiment of the present application is shown in the figure.

[0023] Figure 3 A schematic diagram of a relationship between the rotating speed ω1 of the water pump and the water temperature according to an embodiment of the present application is shown in the figure.

[0024] Figure 4 A schematic diagram of a relationship between the rotating speed ω2 of the water pump and the power of the motor heat source system according to an embodiment of the present application is shown in the figure.

[0025] Figure 5 A schematic diagram of a relationship between the rotating speed ω3 of the water pump and the running speed according to an embodiment of the present application is shown in the figure.

[0026] Figure 6 A schematic diagram of the overall control flow of the auxiliary heating management method based on the electric motorcycle according to an embodiment of the present application is shown in the figure.

[0027] Figure 7 A schematic diagram of mode conversion of the auxiliary heating management method based on the electric motorcycle according to an embodiment of the present application is shown in the figure.

[0028] In the figure: 1, first pipeline; 2, second pipeline; 3, third pipeline; 4, U-shaped pipeline; 41, middle section; 42, first side section; 43, second side section; 5, fourth pipeline; 6, fifth pipeline; 7, sixth pipeline. DETAILED DESCRIPTION

[0029] The preferred embodiments of the present application are described in detail below with reference to the accompanying drawings, so that the advantages and features of the present application can be more easily understood by those skilled in the art, and the scope of protection of the present application can be more clearly defined.

[0030] Referring to the accompanying drawings Figure 1 and 2 The present embodiment provides an auxiliary heating system based on an electric motorcycle, which comprises

[0031] a water cooling pipe, one end of the water cooling pipe and one end of an isolation section water valve are connected through a first pipe 1, the other end of the isolation section water valve and one end of a heating pipe are connected through a second pipe 2, wherein the water cooling pipe is used for cooling the motor heat source system, and the heating pipe is used for heating the seat or handlebar of the electric motorcycle;

[0032] a water pump, one end of the water pump and the other end of the water cooling pipe are connected through a third pipe 3, and the other end of the water pump and the side wall of the middle section 41 of the U-shaped pipe 4 are connected through a fourth pipe 5;

[0033] a cooling section water valve, one end of the cooling section water valve and the first side section 42 of the U-shaped pipe 4 are connected, and the other end of the cooling section water valve and the side wall of the first pipe 1 are connected through a fifth pipe 6;

[0034] a heating section water valve, one end of the heating section water valve and the second side section 43 of the U-shaped pipe 4 are connected, and the other end of the heating section water valve and the other end of the heating pipe are connected through a sixth pipe 7;

[0035] a controller, which is respectively connected with the heating wire, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve, is connected with the battery in power, the battery is connected with the motor heat source system in power, and the heating wire is arranged in the heating pipe.

[0036] The motor heat source system comprises a controller and a motor which are connected with each other, and the controller is connected with the battery.

[0037] In some possible embodiments, the controller and the battery can be connected in power through a DC-DC converter. The high voltage of the battery can be converted into constant low voltage through the DC-DC converter to supply power to the controller, and the DC-DC converter can supply power to the controller and charge the battery.

[0038] When the seat or handlebar of the electric motorcycle does not need to be heated and the water temperature is not high, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are all controlled to be in the closed state, and the heating wire is controlled to be inoperative, at this time, the whole auxiliary heating system is in a static mode.

[0039] When the water temperature is greater than or equal to the preset start cooling temperature T1, the cooling section water valve and the water pump are controlled to be opened at the same time, the heating section water valve and the isolation section water valve are controlled to be closed at the same time, at this time, the water pump is opened to discharge water, and the water flows in the circulation loop composed of the water cooling pipeline, the third pipeline 3, the water pump, the U-shaped pipeline 4, the cooling section water valve and the first pipeline 1, and the heat generated by the motor heat source system is taken away through the water cooling pipeline, so that the purpose of cooling is achieved, at this time, the entire auxiliary heating system is in a cooling mode.

[0040] When riding in autumn and winter, due to the low temperature, the temperature of the seat or the handlebar of the electric motorcycle is too low, the rider suffers from cold in the process of riding and holding, which makes the riding experience not good, and increases the risk in riding. When the water temperature does not reach the auxiliary heating temperature T2, the heating wire is started to heat the water temperature, and when the water temperature is greater than or equal to the auxiliary heating temperature T2, the cooling section water valve is controlled to be closed, and the water pump, the heating section water valve and the isolation section water valve are controlled to be opened at the same time, at this time, the water pump is opened to discharge water, and the water flows into the heating pipeline through the water pump, the third pipeline 3, the water cooling pipeline, the first pipeline 1, the isolation section water valve and the second pipeline 2, the auxiliary heating of the heating wire is controlled to increase the water temperature, and the seat or the handlebar is heated through the heating pipeline, at this time, the entire auxiliary heating system is in an auxiliary heating mode.

[0041] When the water temperature is greater than or equal to the threshold temperature T3, T3>T2, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are controlled to be opened at the same time, and the rotating speed of the water pump is adjusted to the maximum. At this time, no matter whether the entire auxiliary heating system is in the auxiliary heating mode, when the water temperature is too high, exceeds the temperature T3, the system will forcibly open all the water valves, and control the rotating speed of the water pump to the maximum, so that the heat exchange area and the heat exchange rate of the water are forcibly increased.

[0042] By controlling the closing and opening of the water pump, the cooling section water valve, the heating section water valve and the isolation section water valve, and the starting and stopping of the heating wire, different heat management modes are switched, the water is guided to the seat and the handlebar through the water pump and the water valve through auxiliary heating, the rational use of the heat emitted by the electric motorcycle in the use process is realized through the above auxiliary heating management method, the smooth operation of the entire vehicle power system is ensured, and the motorcycle enthusiasts can ride more comfortably in the cold winter through the heating of the seat or the handlebar. The temperature of the water flowing back to the water cooling pipeline can be reduced through cooling, and the cooling effect of the motor heat source system is improved, the heat of the motor heat source system is fully and effectively utilized, the auxiliary heating efficiency of the seat or the handlebar and the cooling efficiency of the motor heat source system and the water temperature are improved, and the safe operation of the power system is ensured.

[0043] The embodiment also provides an auxiliary heating management method based on an electric motorcycle, which is applied to the auxiliary heating system based on the electric motorcycle and includes the following steps.

[0044] S1: judging an auxiliary heating management mode, which includes a static mode, a cooling mode, an auxiliary heating mode and an overheating forced mode;

[0045] S2: performing corresponding auxiliary heating management control according to the auxiliary heating management mode.

[0046] When it is judged that the static mode, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are all in a closed state, and the heating wire does not work.

[0047] When it is judged that the cooling mode, if the water temperature is greater than or equal to the starting cooling temperature T1, the cooling section water valve is controlled to be opened, and the heating section water valve and the isolation section water valve are controlled to be closed at the same time.

[0048] When it is judged that the auxiliary heating mode, if the water temperature is less than the auxiliary heating temperature T2, the heating wire is started to heat the water temperature, and when the water temperature is greater than or equal to the auxiliary heating temperature T2, the cooling section water valve is controlled to be closed, and the heating section water valve and the isolation section water valve are controlled to be opened at the same time.

[0049] When it is judged that the overheating forced mode, if the water temperature is greater than or equal to the threshold temperature T3, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are controlled to be opened at the same time, and the rotating speed of the water pump is adjusted to the maximum.

[0050] Referring to FIGS. 1 to 3, Figure 6 and 7 the overall flow of the auxiliary heating management method is as follows:

[0051] If the water temperature is greater than or equal to T3, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are controlled to be opened at the same time, the water pump is controlled to run at full speed, the heating wire is controlled to be closed, the heat exchange area and the heat exchange rate of the water are forcibly increased, sufficient heat dissipation is performed, the motor is prevented from being burnt due to the excessively high temperature, and the safety accidents caused by the excessively high temperature are reduced.

[0052] If less than T3, it is judged whether the auxiliary heating system is in the auxiliary heating mode, if not in the auxiliary heating mode, it is judged whether the water temperature is greater than or equal to T1, if greater than or equal to T1, the water pump and the cooling section water valve are controlled to be opened, the heating section water valve and the isolation section water valve are controlled to be closed at the same time, at this time, the water pump opens the water outlet, the water flow flows in the circulating loop composed of the water cooling pipeline, the third pipeline 3, the water pump, the U-shaped pipeline, the cooling section water valve and the first pipeline 1, the heat generated by the motor heat source system is taken away through the water cooling pipeline, so as to achieve the purpose of cooling, at this time, the whole auxiliary heating system is in the cooling mode.

[0053] If in the auxiliary heating mode, it is judged whether the water temperature is greater than or equal to T1, if greater than or equal to T1, it is judged whether the water temperature is greater than or equal to T2, if greater than or equal to T2, the cooling section water valve is controlled to be closed, the water pump, the heating section water valve and the isolation section water valve are controlled to be opened at the same time, at this time, the water pump opens the water outlet, the water flow flows into the heating pipeline through the water pump, the third pipeline, the water cooling pipeline, the first pipeline 1, the isolation section water valve and the second pipeline 2, the water temperature is raised through the auxiliary heating of the heating wire, the seat or the handlebar is heated through the heating pipeline, at this time, the whole auxiliary heating system is in the auxiliary heating mode.

[0054] If less than T2, the water pump and the cooling section water valve are controlled to be opened, the heating wire is started to heat the water temperature, if less than T1, the heating wire is started to heat the water temperature, in this heating process, it is judged whether the temperature of the seat or the handlebar is greater than or equal to T4, if less than T4, it is judged whether the water temperature is greater than or equal to T2, if greater than or equal to T2, the heating wire is controlled to be closed, and the cooling section water valve is controlled to be closed, the heating section water valve and the isolation section water valve are controlled to be opened at the same time.

[0055] If the temperature of the seat or the handlebar is greater than or equal to T4, the heating wire is closed, it is judged whether the water temperature is greater than or equal to T2, if greater than or equal to T2, the cooling section water valve is controlled to be closed, the heating section water valve and the isolation section water valve are controlled to be opened at the same time, if the water temperature is less than T2, it is judged whether the temperature of the seat or the handlebar is less than T5, if the temperature of the seat or the handlebar is greater than or equal to T5, the heating wire is closed, if the temperature of the seat or the handlebar is less than T5, the heating wire is opened.

[0056] Wherein, T3>T4>T5>T2>T1.

[0057] By controlling the closing and opening of the water pump, the cooling section water valve, the heating section water valve and the isolation section water valve, and the starting and stopping of the heating wire, different heat management modes are switched, and the water is guided to the seat and the handlebar by the water pump and the water valve through auxiliary heating, the rational use of heat emitted by the electric motorcycle during use is realized through the above-mentioned auxiliary heating management method, the smooth operation of the whole vehicle power system is ensured, and the motorcycle enthusiasts can ride more comfortably in the winter when it is relatively cold. The temperature of the water flowing back to the water cooling pipeline can also be reduced through cooling, improving the cooling effect of the motor heat source system, the system realizes the full and effective use of the heat of the motor heat source system, ensures the safe operation of the power system, and improves the auxiliary heating efficiency of the seat or handlebar and the cooling efficiency of the motor heat source system and water temperature.

[0058] The embodiment also provides a computer readable storage medium, and the computer readable storage medium stores a computer program, and the computer program is executed by a processor to realize the steps of the above-mentioned auxiliary heating management method based on an electric motorcycle.

[0059] The storage medium stores program instructions capable of realizing all the methods, wherein the program instructions can be stored in the storage medium in the form of a software product, and include a plurality of instructions for causing a computer device (which can be a personal computer, a server, or a network device, etc.) or a processor to execute all or part of the steps of the method described in each embodiment of the application. The foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM, Read-Only Memory), a random access memory (RAM, Random Access Memory), a magnetic disk or an optical disk, and various media capable of storing program codes, or a computer, a server, a mobile phone, a tablet, and the like.

[0060] The processor can also be referred to as a CPU (Central Processing Unit, central processing unit). The processor can be an integrated circuit chip with signal processing capability. The processor can also be:

[0061] A DSP (Digital Signal Processor, digital signal processor) is a processor composed of a large-scale or super-large-scale integrated circuit chip for completing a certain signal processing task. It is gradually developed to adapt to the needs of high-speed real-time signal processing tasks. With the development of integrated circuit technology and digital signal processing algorithms, the implementation method of the digital signal processor is also changing, and the processing function is continuously improved and expanded.

[0062] ASIC (Application Specific Integrated Circuit, Application Specific Integrated Circuit) is a special integrated circuit, which is designed and manufactured according to the requirements of specific users and the needs of specific electronic systems.

[0063] FPGA (Field Programmable Gate Array, Field Programmable Gate Array) is a product further developed on the basis of PAL (Programmable Array Logic, Programmable Array Logic), GAL (generic array logic, generic array logic) and other programmable devices. It is a kind of semi-custom circuit in the field of application specific integrated circuit (ASIC), which solves the shortcomings of custom circuit and overcomes the shortcomings of limited gate circuit number of original programmable device.

[0064] General-purpose processor, which can be a microprocessor or the processor can also be any conventional processor, etc.

[0065] Other programmable logic devices, discrete gate or transistor logic devices, and discrete hardware components, etc.

[0066] The above embodiments are only for illustrating the technical concept and characteristics of the present application, the purpose is to let the person skilled in the art understand the content of the present application and implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. An auxiliary heating system for an electric motorcycle, characterized in that: The water cooling pipeline is connected with one end of the isolation section water valve through a first pipeline, and the other end of the isolation section water valve is connected with one end of the heating pipeline through a second pipeline, wherein the water cooling pipeline is used for cooling the motor heat source system, and the heating pipeline is used for heating the seat or handlebar of the electric motorcycle. The water pump is connected with the other end of the water cooling pipeline through a third pipeline, and the other end of the water pump is connected with the side wall of the middle section of the U-shaped pipeline through a fourth pipeline. The cooling section water valve is connected with one end of the first side section of the U-shaped pipeline, and the other end of the cooling section water valve is connected with the side wall of the first pipeline through a fifth pipeline. The heating section water valve is connected with one end of the second side section of the U-shaped pipeline, and the other end of the heating section water valve is connected with the other end of the heating pipeline through a sixth pipeline. The controller is connected with the heating wire, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve, and is connected with the battery in power, and the battery is connected with the motor heat source system in power, and the heating wire is arranged in the heating pipeline. The controller and the battery can be connected in power through a DC-DC converter.

2. The electric motorcycle-based auxiliary heating system of claim 1, wherein: The auxiliary heating management method applied to the auxiliary heating system based on the electric motorcycle according to any one of claims 1-2 comprises the following steps.

3. A method of auxiliary heating management based on an electric motorcycle, characterized in that: The auxiliary heating management mode is determined, and the auxiliary heating management mode comprises a static mode, a cooling mode, an auxiliary heating mode and an overheating forced mode. According to the auxiliary heating management mode, corresponding auxiliary heating management control is performed. When the static mode is determined, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are all in the closed state, and the heating wire does not work.

4. The electric motorcycle-based auxiliary heating management method according to claim 3, characterized in that: When the cooling mode is determined, if the water temperature is greater than or equal to the starting cooling temperature T1, the cooling section water valve and the water pump are controlled to be opened at the same time, and the heating section water valve and the isolation section water valve are controlled to be closed at the same time.

5. The electric motorcycle based auxiliary heating management method of claim 3, wherein: When the auxiliary heating mode is determined, if the water temperature is less than the auxiliary heating temperature T2, the heating wire is started to heat the water temperature, and when the water temperature is greater than or equal to the auxiliary heating temperature T2, the cooling section water valve is controlled to be closed, and the water pump, the heating section water valve and the isolation section water valve are controlled to be opened at the same time.

6. The electric motorcycle based auxiliary heating management method of claim 3, wherein: When the overheating forced mode is determined, if the water temperature is greater than or equal to the threshold temperature T3, the water pump, the isolation section water valve, the cooling section water valve and the heating section water valve are controlled to be opened at the same time, and the rotating speed of the water pump is adjusted to the maximum.

7. The electric motorcycle based auxiliary heating management method of claim 3, wherein: The computer readable storage medium stores a computer program, and the computer program is executed by the processor to realize the steps of the auxiliary heating management method based on the electric motorcycle according to any one of claims 3-7.

8. A computer-readable storage medium, characterized in that: ​

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