CN202452638U - Electromobile air conditioner controller based on singlechip control - Google Patents
Electromobile air conditioner controller based on singlechip control Download PDFInfo
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- CN202452638U CN202452638U CN201120539718XU CN201120539718U CN202452638U CN 202452638 U CN202452638 U CN 202452638U CN 201120539718X U CN201120539718X U CN 201120539718XU CN 201120539718 U CN201120539718 U CN 201120539718U CN 202452638 U CN202452638 U CN 202452638U
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- conditioner controller
- electric automobile
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Abstract
The utility model relates to an electromobile air conditioner controller based on singlechip control. The electromobile air conditioner controller comprises a main control panel and a processor unit as well as a power module, a temperature collection module, a key input and LCD (liquid crystal display) display module, an air blower control module, a motor compressor control module, a PTC (Pitch Trim Compensator) heater control module, an actuator control module and a CAN (Controller Area Network) bus interface module which are respectively connected with the processor unit. According to the utility model, a CAN bus interface is connected with a vehicle-mounted network system, the network management, fault diagnosis as well as vehicle interior sharing information are realized, when the trainload SOC value is lower, the operation of an air conditioning system is forwardly limited, the energy-saving goal is realized, and the utilization ratio of an electromobile battery is improved.
Description
Technical field
The utility model relates to the electric automobile air-conditioner controller, is specially a kind of based on monolithic processor controlled electric automobile air-conditioner controller.
Background technology
Along with the continuous development of new energy sources for automobile technology, pure electric automobile with its do not have any emission, free from environmental pollution, noise is low and characteristics such as the resource that do not consume petroleum, and has received global extensive concern.In order to create a comfortable driving and to take environment, in the exploitation electric automobile, must also to develop its supporting air-conditioning and control system to electric automobile.And, require the hardware circuit software implementation along with the development of modern electronic technology, not only can practice thrift cost, but also can improve reliability.
Summary of the invention
The utility model purpose just provides a kind of based on monolithic processor controlled electric automobile air-conditioner controller, and this air-conditioner controller adopts single-chip microcomputer as key control unit, in conjunction with control circuit, realizes air-conditioning control function.
Realize that the technical scheme that the utility model purpose adopts is: a kind of based on monolithic processor controlled electric automobile air-conditioner controller; Comprise master control borad and the processor unit of being located in the said master control borad, and the power module that is connected with said processor unit respectively, temperature collect module, button input and LCD display module, air blast control module, motor compressor control module, ptc heater control module and actuator control module.
Above-mentioned electric automobile air-conditioner controller also comprises: the CAN bus interface module, this module is connected with processor unit, be used for automobile in the CAN bus network communicate.
Further, said motor compressor control module comprises first controller that is used to control motor compressor power, and this first controller is communicated by letter with said processor unit and is connected.
Further, communicate by letter through pwm signal between said first controller and the processor unit.
Further, said ptc heater control module comprises second controller that is used to control ptc heater power, and this second controller is connected with said processor unit.
Further, communicate by letter through pwm signal between said second controller and the processor unit.
Further, said processing unit also is connected with sunlight sensor and indoor temperature transmitter.
In the technique scheme, said processor unit is a single-chip microcomputer.
The utility model is based on monolithic processor controlled pure electric automobile Electric Air-Conditioner Controller; Compare with traditional automatic air condition controller; Cancelled control to traditional compressor; Increase motor compressor control circuit, ptc heater control circuit and CAN EBI, through the operation of master control borad control electric automobile air-conditioning system, for vehicle provides comfortable driving and takes environment.Link to each other with vehicle netbios through the CAN EBI simultaneously, realize sharing of network management, fault diagnosis and in-vehicle information.The utility model initiatively limits the operation of air-conditioning system when car load SOC (state of charge, state-of-charge) value is low, to realize that energy-conservation target is to improve the utilization rate of batteries of electric automobile.
The utility model hardware circuit is simple, and system's operational reliability is high.
Description of drawings
Fig. 1 is the structured flowchart of the utility model.
Fig. 2 is the structured flowchart of the utility model control motor compressor.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is further described.
As shown in Figure 1, based on monolithic processor controlled electric automobile air-conditioner controller, comprising: master control borad 1 and processor, the used processor of present embodiment is for adopting the single-chip microcomputer of auspicious Sa M30281FATHP chip.The power module that single-chip microcomputer connects, button input and LCD display module, water pump driver module 101, back defrosting relay driving module 102, actuator driven module 103, actuator feedback voltage Acquisition Circuit 104, sensor resistance Acquisition Circuit 105, motor compressor control module, air blast control module 107, CAN bus interface module 108 and PTC control module.Wherein, Power module comprises power supply 111 and lampet signal 110; Actuator driven module 103 comprises circulation actuator driven, temperature actuator driven, white pin actuator driven and blows the face actuator driven; The motor compressor control module is the unusual feedback signal Acquisition Circuit 106 of compressor, and the ptc heater control module is PTC heat driven and fault feedback module 109.
The utility model inserts in the car load CAN network system through CAN bus interface module 108, therefore, through button input and the shared display boards 2 of video player such as LCD display module and vehicle-carrying DVD, can save the space, and practice thrift cost.Display board 2 comprises in the present embodiment: power supply 201, LED202 backlight, backlight control circuit 203, backlight 204, key scan 205 and LED206 backlight.Wherein, LED201 backlight is connected with the LCD display module with the button input of single-chip microcomputer with key scan 205; Backlight 204 and backlight control circuit 203 are connected in single-chip microcomputer.The power supply 201 of display floater 1 is connected with the power module of master control borad 1 with LED206 backlight, and particularly, power supply 201 is connected with power supply 111, and LED206 backlight is connected with lampet signal 110.
The used motor compressor control module of present embodiment comprises first controller; This first controller is connected with single-chip microcomputer; Motor compressor 3 adopts pwm signal control; Single-chip microcomputer sends motor compressor 3 rotary speed instructions through PWM IN signal, and motor compressor 3 is simultaneously to single-chip microcomputer feedback its actual speed, consumed power and fault message.When system receive open motor compressor 3 instructions after, the STB signal is low, if evaporating temperature, pressure condition satisfies and during motor compressor 3 fault-free, motor compressor 3 is opened, the rotary power adjusting knob can change refrigerating capacity.Motor compressor 3 controls are as shown in Figure 2, and among the figure, 301 is PWM IN signal, the instruction of expression compressor rotary speed; 302 is PWM OUT signal, the indication of expression compressor rotary speed feedback; 303 is the STB signal, and the expression driven compressor allows; 304 is the Diag signal, expression compressor diagnostic signal.
The used PTC control module of present embodiment comprises second controller, and this second controller is connected with said single-chip microcomputer, communicates by letter through pwm signal between this second controller and the single-chip microcomputer.Ptc heater utilizes the liquid cycle heat exchange, and the working power battery is that heater provides and adds thermoelectric power.With the heating power supply is high pressure, and control interface is that the water ptc heater of 12V system is an example, and the utility model sends the heating power instruction through PWM IN signal, and this signal is as the feedback signal of heater simultaneously, and low level representes that heater breaks down.Regulate the power knob and can adjust the heating capacity size.
The utility model is through gathering the input instruction of button on the master control borad; Gather signals such as outdoor temperature, evaporator temperature, pressure in conjunction with temperature collect module; The action of actuators such as control air blast, motor compressor, ptc heater and pattern motor, temperature motor realizes car load comfortableness function.Carry out information interaction through CAN EBI and entire car controller simultaneously; Accept energy distribution and the management of entire car controller to air-conditioning system; When car load SOC value is low, entire car controller will initiatively limit the operation of air-conditioning system, as: reduce even stop the work of motor compressor and ptc heater; To realize the energy-conservation of battery, for the normal electricity consumption of electric automobile provides safeguard.
A kind of preferred implementation as present embodiment; The processing unit of the utility model air-conditioner controller can also be connected with sunlight sensor and indoor temperature transmitter, and single-chip microcomputer is according to the sunlight intensity value of sunlight sensor induction and the vehicle interior temperature value of indoor temperature transmitter induction, the work of control air-conditioning system; The adjustment that makes air-conditioning is to consistent with the residing environment of automobile; Thereby improve the operating efficiency of air-conditioning, rationally use the battery of electric automobile, realization is energy-conservation to battery.
Claims (8)
1. one kind based on monolithic processor controlled electric automobile air-conditioner controller; Comprise master control borad; It is characterized in that also comprising: be located at the processor unit in the said master control borad, and the power module that is connected with said processor unit respectively, temperature collect module, button input and LCD display module, air blast control module, motor compressor control module, ptc heater control module and actuator control module.
2. it is characterized in that based on monolithic processor controlled electric automobile air-conditioner controller according to claim 1 is said, also comprise: the CAN bus interface module, this module is connected with processor unit, be used for automobile in the CAN bus network communicate.
3. said based on monolithic processor controlled electric automobile air-conditioner controller according to claim 1; It is characterized in that: said motor compressor control module comprises first controller that is used to control motor compressor power, and this first controller is communicated by letter with said processor unit and is connected.
4. said based on monolithic processor controlled electric automobile air-conditioner controller according to claim 3, it is characterized in that: communicate by letter through pwm signal between said first controller and the processor unit.
5. said based on monolithic processor controlled electric automobile air-conditioner controller according to claim 1, it is characterized in that: said ptc heater control module comprises second controller that is used to control ptc heater power, and this second controller is connected with said processor unit.
6. said based on monolithic processor controlled electric automobile air-conditioner controller according to claim 5, it is characterized in that: communicate by letter through pwm signal between said second controller and the processor unit.
7. said based on monolithic processor controlled electric automobile air-conditioner controller according to claim 1, it is characterized in that: said processing unit also is connected with sunlight sensor and indoor temperature transmitter.
8. each is said based on monolithic processor controlled electric automobile air-conditioner controller according to claim 1～7, and it is characterized in that: said processor unit is a single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120539718XU CN202452638U (en) | 2011-12-21 | 2011-12-21 | Electromobile air conditioner controller based on singlechip control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120539718XU CN202452638U (en) | 2011-12-21 | 2011-12-21 | Electromobile air conditioner controller based on singlechip control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202452638U true CN202452638U (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120539718XU Expired - Lifetime CN202452638U (en) | 2011-12-21 | 2011-12-21 | Electromobile air conditioner controller based on singlechip control |
Country Status (1)
| Country | Link |
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| CN (1) | CN202452638U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773047A (en) * | 2015-03-17 | 2015-07-15 | 河南银泰新能源汽车有限公司 | Electric automobile air conditioner panel control system and control method thereof |
| CN105711522A (en) * | 2016-03-09 | 2016-06-29 | 杭州新时空电动汽车有限公司 | New-energy automobile high-pressure control box assembly |
| CN110456838A (en) * | 2019-07-30 | 2019-11-15 | 上海思致汽车工程技术有限公司 | A kind of car overtemperture control system and method |
-
2011
- 2011-12-21 CN CN201120539718XU patent/CN202452638U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773047A (en) * | 2015-03-17 | 2015-07-15 | 河南银泰新能源汽车有限公司 | Electric automobile air conditioner panel control system and control method thereof |
| CN104773047B (en) * | 2015-03-17 | 2018-05-08 | 河南银泰新能源汽车有限公司 | Air conditioner of electric vehicle panel control system and its control method |
| CN105711522A (en) * | 2016-03-09 | 2016-06-29 | 杭州新时空电动汽车有限公司 | New-energy automobile high-pressure control box assembly |
| CN105711522B (en) * | 2016-03-09 | 2019-01-08 | 杭州新时空电动汽车有限公司 | New-energy automobile high voltage control cartridge |
| CN110456838A (en) * | 2019-07-30 | 2019-11-15 | 上海思致汽车工程技术有限公司 | A kind of car overtemperture control system and method |
| CN110456838B (en) * | 2019-07-30 | 2024-05-10 | 上海思致汽车工程技术有限公司 | In-vehicle overtemperature control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120926 |
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| CX01 | Expiry of patent term |