CN108773337B - Thermal management control system and vehicle - Google Patents
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- 238000012545 processing Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 11
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- 238000012423 maintenance Methods 0.000 claims 1
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- 238000004590 computer program Methods 0.000 description 9
- 238000004378 air conditioning Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
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Abstract
The embodiment of the disclosure discloses a thermal management control system and a vehicle, relates to the technical field of automobiles, and can solve the problems that the existing thermal management control scheme is poor in expandability and cannot meet the requirement of platform application among different thermal management systems. The system comprises: the device comprises a configuration module, an input module, a main function module and an output module; the configuration module is used for configuring specific functions of the input module, the main function module and the output module; the input module is used for analyzing an input signal; the main function module is used for carrying out thermal management on the vehicle according to the analysis result of the input signal; and the output module is used for outputting the signals processed by the main function module. The embodiment of the disclosure is mainly applicable to the scene of carrying out thermal management on the vehicle.
Description
Technical Field
The embodiment of the disclosure relates to the technical field of automobiles, in particular to a thermal management control system and a vehicle.
Background
In order to maintain the normal operation of the vehicle, various coolers or heat exchangers and cooling fans are usually adopted to dissipate heat to the environment in a forced cooling manner, so that each device is kept in a normal temperature working range, and thermal management control is realized. In order to improve the environment and improve the energy utilization rate, new energy technologies except gasoline and diesel oil are produced. And with the continuous update of the related hardware technology of new energy, the thermal management system of the new energy is increasingly complex. However, the conventional thermal management control scheme is simple in control mode, needs to be controlled according to a control mode developed by a part manufacturer, is poor in expandability, and cannot meet the requirement of the control scheme on platform application among different thermal management systems.
Disclosure of Invention
The embodiment of the disclosure mainly provides the following technical scheme:
in a first aspect, an embodiment of the present disclosure provides a thermal management control system, including:
the device comprises a configuration module, an input module, a main function module and an output module; wherein,
the configuration module is used for configuring specific functions of the input module, the main function module and the output module;
the input module is used for analyzing an input signal;
the main function module is used for carrying out thermal management on the vehicle according to the analysis result of the input signal;
and the output module is used for outputting the signals processed by the main function module.
In some embodiments, the configuration module is configured to configure specific parameters of the input module, the main function module, and the output module according to calibration parameters.
In some embodiments, the input signal comprises any one or a combination of:
CAN signals, LIN signals, hard-wired connection signals.
In some embodiments, the primary functional module comprises any one or a combination of:
the system comprises a human-computer interaction control module, an offline detection control module, a diagnosis control module and an actuator control module.
In some embodiments, the human machine interaction control module is configured to process human machine interface HMI commands input to the thermal management control system.
In some embodiments, the offline detection control module is configured to process an offline detection equipment EOL command for debugging and overhaul, which is input to the thermal management control system.
In some embodiments, the diagnostic control module includes a fault diagnosis sub-module, a fault classification sub-module, and a fault handling sub-module.
In some embodiments, the fault diagnosis sub-module is configured to perform any one or more of the following on the signal: rationality diagnosis, communication diagnosis, functional diagnosis;
the fault classification submodule is used for classifying the faults judged by the fault diagnosis submodule;
and the fault processing submodule is used for processing the fault judged by the fault diagnosis submodule.
In some embodiments, the actuator control module is configured to generate a control signal for a respective actuator.
In a second aspect, embodiments of the present disclosure provide a vehicle comprising a thermal management control system according to the first aspect.
The foregoing description is only an overview of the embodiments of the present disclosure, and in order to make the technical means of the embodiments of the present disclosure more clearly understood, the embodiments of the present disclosure may be implemented in accordance with the content of the description, and in order to make the foregoing and other objects, features, and advantages of the embodiments of the present disclosure more clearly understood, the following detailed description of the embodiments of the present disclosure is given.
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Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the embodiments of the present disclosure. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
FIG. 1 illustrates a thermal management control system architecture diagram provided by an embodiment of the present disclosure;
FIG. 2 illustrates another thermal management control system architecture diagram provided by embodiments of the present disclosure.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
In a first aspect, an embodiment of the present disclosure provides a thermal management control system, as shown in fig. 1, the system includes:
a configuration module 11, an input module 12, a main function module 13 and an output module 14; wherein,
the configuration module 11 is configured to configure specific functions of the input module 12, the main function module 13, and the output module 14;
the input module 12 is configured to analyze an input signal;
wherein the input signal comprises any one or a combination of: CAN (Controller Area Network) signals, lin (local Interconnect Network) signals, and hard-wired signals.
For example, the input CAN signal includes motor temperature, motor controller temperature, etc.; the input LIN signal comprises the feedback rotating speed of the compressor and the like; the input hard-wired connection signal comprises water pump PWM feedback, a temperature sensor acquisition signal and the like.
The main function module 13 is configured to perform thermal management on the vehicle according to an analysis result of the input signal;
the output module 14 is configured to output the signal processed by the main function module 13.
For example, the CAN signal output by the output module 14 includes a water pump operating state and the like, the LIN signal output includes a compressor rotation speed control command and the like, and the hard-wire signal output includes a water pump control command, a fan control command and the like.
The thermal management control system provided by the embodiment of the disclosure can configure the specific functions of the input module, the main function module and the output module through the configuration module, analyze the input signal through the input module, thermally manage the vehicle through the main function module according to the analysis result of the input signal, and finally output the signal processed by the main function module through the output module, thereby realizing the thermal management of the vehicle. Therefore, the thermal management control scheme provided by the embodiment of the disclosure is not a fixed and unchangeable system, and the required specific functions can be configured according to the self requirements, so that the requirements of the control scheme on platform application among different thermal management systems can be met, and the expansibility is strong.
In some embodiments, the configuration module 11 is specifically configured to configure specific parameters of the input module 12, the main function module 13, and the output module 14 according to calibration parameters. The calibration parameters are parameters set according to the standard in the technical field.
For example, configurations for input module 12 include, but are not limited to: whether LIN communication, nodes for CAN signal analysis, the number and types of hard line signal acquisition and the like are needed; configurations of the main functional module 13 include, but are not limited to: whether compressor control, the number of water pump control, the mode of water pump control (such as PWM control or on-off control), etc.; configurations for the output module 14 include, but are not limited to: whether LIN communication is needed or not, nodes for CAN signal transmission, the number and types of hard-wire signal outputs and the like.
In some embodiments, as shown in fig. 2, the main functional module 13 includes any one or a combination of several of the following:
a human-machine interaction control module 131, an offline detection control module 132, a diagnostic control module 133, and an actuator control module 134.
(1) Control module 131 for human-computer interaction
The human-computer interaction control module 131 is configured to process an HMI command input to the thermal management control system.
Specifically, HMI commands include, but are not limited to: the method comprises the steps of starting a compressor command, starting a Positive Temperature Coefficient (PTC) command and starting a water pump. That is, the human-computer interaction control module 131 includes, but is not limited to, the following functions:
processing a compressor starting command of the HMI, and controlling the power of the compressor according to the AC requirement, if a driver is not in the vehicle, starting an air conditioner in advance to refrigerate a passenger compartment;
processing a PTC starting command of the HMI, and controlling PTC power according to an AC (Air Conditioning) demand, if a driver is not in the vehicle, starting the PTC in advance to heat a passenger compartment;
the water pump is started according to the HMI requirement, and the coolant filling requirement of a driver is met if the vehicle is maintained daily.
(2) Control module 132 for offline detection
The offline detection control module 132 is configured to process an EOL (End Of Line Testing Tool) instruction for debugging and repairing, which is input into the thermal management control system. The EOL refers to offline detection equipment used on an automobile production line and is used for meeting the requirements of function detection and product configuration before product offline.
Specifically, the offline detection control module 132 includes, but is not limited to, the following functions:
processing an EOL instruction, and controlling a water pump to be started in a defined state of the whole vehicle plant;
processing an EOL instruction, and controlling the fan to be started to a defined state of the whole vehicle plant;
and processing an EOL instruction, controlling the compressor to be started to a defined state of the whole plant, and the like.
(3) Diagnostic control module 133
The diagnostic control module 133 includes a fault diagnosis sub-module, a fault classification sub-module, and a fault handling sub-module.
Wherein, the fault diagnosis submodule is used for carrying out any one or more of the following processes on the signal: rationality diagnostics, communication diagnostics, functional diagnostics.
The rationality diagnosis includes whether the voltage value acquired by the temperature sensor is within a reference range, whether the fault state fed back by the compressor is normal, and the like; the communication diagnosis comprises the communication diagnosis of the CAN bus and the LIN bus, and whether a communication loss fault exists or not is judged; the functional diagnosis includes whether the feedback rotating speed of the compressor is consistent with the rotating speed control command, whether the temperature collected by the temperature sensor is lower than the ambient temperature, and the like.
And the fault classification submodule is used for classifying the faults judged by the fault diagnosis submodule, such as communication faults, water pump faults, fan faults and the like.
And the fault processing submodule is used for processing the fault judged by the fault diagnosis submodule, such as closing a water pump, controlling a fan to run at full speed and the like.
(4) With respect to the actuator control module 134
The actuator control module 134 is configured to generate control signals for the respective actuators. The actuator control module 134 contains control of all actuators such as water pumps, water valves, fans, compressors, PTCs, solenoids, etc.
Taking water pump control as an example, fan control can refer to, and can be divided into the following 3 parts according to control execution sequence:
partly, initial rotational speed demand judges the function: according to a cooling component such as a motor, the temperature is fed back to obtain the initial rotating speed requirement of the water pump;
the second part, the rotational speed compensation function: calculating the rotation speed compensation of the water pump according to the ambient temperature and the real-time power of the cooling part;
third, nvh (noise vision harbor) limit function: and correcting the rotating speed of the water pump according to the running speed and the working rotating speed of the engine.
And the control of the compressor and the PTC comprises: the PTC and compressor power are precisely controlled as required by the AC.
It should be added that the thermal management Control system of the present disclosure can be applied to a stand-alone thermal management controller or integrated in a VCU (Vehicle Control Unit).
In a second aspect, embodiments of the present disclosure provide a vehicle comprising a thermal management control system according to the first aspect.
According to the vehicle provided by the embodiment of the disclosure, the specific functions of the input module, the main function module and the output module can be configured through the configuration module, then the input signal is analyzed through the input module, the main function module conducts thermal management on the vehicle according to the analysis result of the input signal, and finally the signal processed by the main function module is output through the output module, so that thermal management on the vehicle is realized. Therefore, the embodiment of the disclosure can configure the required specific functions according to the self requirements, so that the requirements of the control scheme on platform application among different thermal management systems can be met, and the expansibility is strong.
As will be appreciated by one skilled in the art, embodiments of the present disclosure may be provided as a method, system, or computer program product. Accordingly, embodiments of the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, embodiments of the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and so forth) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the disclosure. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
In a typical configuration, a computing device includes one or more processors (CPUs), input/output interfaces, network interfaces, and memory.
The memory may include forms of volatile memory in a computer readable medium, Random Access Memory (RAM) and/or non-volatile memory, such as Read Only Memory (ROM) or flash memory (flash RAM). The memory is an example of a computer-readable medium.
Computer-readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), Static Random Access Memory (SRAM), Dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), Read Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), Digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information that can be accessed by a computing device. As defined herein, a computer readable medium does not include a transitory computer readable medium such as a modulated data signal and a carrier wave.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
As will be appreciated by one skilled in the art, embodiments of the present disclosure may be provided as a method, system, or computer program product. Accordingly, embodiments of the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, embodiments of the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and so forth) having computer-usable program code embodied therein.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (9)
1. A thermal management control system, the system comprising:
the device comprises a configuration module, an input module, a main function module and an output module; wherein,
the configuration module is configured to configure specific functions of the input module, the main function module and the output module according to requirements of the thermal management control system, and the configuration of the input module includes the following combinations: whether LIN communication, nodes for CAN signal analysis and the number and types of hard line signal acquisition are needed;
the input module is used for analyzing an input signal, and the input signal comprises the following combinations: CAN signal, LIN signal, hard wire connection signal, CAN signal includes the following combination: motor temperature, motor controller temperature, the LIN signal includes: the feedback rotating speed of the compressor and the hard wire connection signal comprise the following combinations: PWM (pulse-width modulation) feedback of a water pump and signal acquisition of a temperature sensor are carried out;
the main function module is used for carrying out thermal management on the vehicle according to the analysis result of the configured input module on the input signal;
and the output module is used for outputting the signals processed by the main function module.
2. The system according to claim 1, wherein the configuration module is configured to configure specific parameters of the input module, the main function module, and the output module according to calibration parameters, and the calibration parameters are parameters set according to standards in the art.
3. The system according to claim 1 or 2, wherein the main functional module comprises any one or a combination of:
the system comprises a human-computer interaction control module, an offline detection control module, a diagnosis control module and an actuator control module.
4. The system of claim 3, wherein the human-machine interaction control module is configured to process human-machine interface (HMI) commands input to the thermal management control system.
5. The system of claim 3, wherein the offline detection control module is configured to process an offline detection Equipment (EOL) command for commissioning maintenance entered into the thermal management control system.
6. The system of claim 3, wherein the diagnostic control module includes a fault diagnosis sub-module, a fault classification sub-module, and a fault handling sub-module.
7. The system of claim 6, wherein the fault diagnosis sub-module is configured to perform any one or more of the following on the signal: rationality diagnosis, communication diagnosis, functional diagnosis;
the fault classification submodule is used for classifying the faults judged by the fault diagnosis submodule;
and the fault processing submodule is used for processing the fault judged by the fault diagnosis submodule.
8. The system of claim 3, wherein the actuator control module is configured to generate a control signal for a respective actuator.
9. A vehicle, characterized in that the vehicle comprises a thermal management control system according to any one of claims 1-8.
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Effective date of registration: 20211122 Address after: 101300 room 107, building 1, courtyard 4, Hengxing Road, Gaoliying Town, Shunyi District, Beijing (scientific and technological innovation functional area) Patentee after: Beijing chehejia Automobile Technology Co.,Ltd. Address before: Room 801, 8 / F, building 3, No.10 courtyard, Wangjing street, Chaoyang District, Beijing 100102 Patentee before: BEIJING CHJ AUTOMOTIVE TECHNOLOGY Co.,Ltd. |