CN102381266A - Whole automobile control system for electric automobile - Google Patents
Whole automobile control system for electric automobile Download PDFInfo
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- CN102381266A CN102381266A CN2011102325127A CN201110232512A CN102381266A CN 102381266 A CN102381266 A CN 102381266A CN 2011102325127 A CN2011102325127 A CN 2011102325127A CN 201110232512 A CN201110232512 A CN 201110232512A CN 102381266 A CN102381266 A CN 102381266A
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Abstract
The invention provides a whole automobile control system for an electric automobile, which comprises a main control board, a control assembly, a battery assembly, an air conditioning assembly and a motor assembly, wherein the control assembly, the battery assembly, the air conditioning assembly and the motor assembly are connected with the main control board, the control assembly comprises an instrument panel, an accelerator, a brake, a vacuum pump, a steering pump, an indicating lamp and an operation control panel which are respectively connected with the main control board, the battery assembly comprises a battery control board, a battery pack and a battery heat management module, the battery control board is connected with the main control board, the battery pack and the battery heat management module are connected with the battery control board, the battery pack comprises a battery detection board and a battery group, the battery heat management module comprises a heater and a blast blower, the air conditioning assembly comprises an air conditioning controller, an air conditioning cold air module and an air conditioning hot air module, the air conditioning cold air module and the air conditioning hot air module are connected with the air conditioning controller, and the motor assembly comprises a motor controller and a motor, the motor controller is connected with the main control board, and the motor is connected with the motor controller. The whole automobile control system can meet the control requirement of the whole system of the electric automobile.
Description
[technical field]
The present invention relates to a kind of control system, particularly a kind of control system of automobile.
[background technology]
Now, the volume of production and marketing of automobile and recoverable amount are all keeping the stable developing state of high speed.Along with expanding economy, the fuel oil production of China will be faced with bigger pressure, and power supply and ambient pressure are becoming the restraining factors of auto trade development.Must walk the more energy-conservation road of cleaning the future of China's automobile industry.Battery-driven car is a power with cleaning, the reproducible energy, must become the important member in the automobile big family.
The ECU of conventional gasoline car ((Electronic Control Unit) electronic control unit; Claim " car running computer " again) can't satisfy new forms of energy pure electric automobile system demand for control; Because the pure electric automobile system compares with the conventional gasoline car very big change is arranged; Remove like driving engine, use the high-tension battery bag instead as energy storage and energy supply device; Engine removes, and uses motor-driven instead; Mechanical air conditioner is used electric air-conditioning etc. instead.
Pure electric automobile has increased electric power source distribution device, electric machine controller, onboard charger in addition, and how accurately rational these electronic devices and components of control monitoring make its normal operation is the subject matter that electric vehicle control system will solve.
[summary of the invention]
The technical matters that the present invention will solve is to provide a kind of whole-control system of electronlmobil, and it can satisfy the demand for control of electric automobile whole system.
The present invention is achieved in that a kind of whole-control system of electronlmobil, and it comprises a master control board, is connected in control assembly, battery component, air-condition assembly, the electric machine assembly of said master control board; Said control assembly comprises: the gauge panel, throttle, brake, vacuum pump, steering pump, indicator lamp, the control panel that all are connected in master control board; Said battery component comprises: the battery control desk that is connected in master control board; And the power brick and the battery thermal management module that are connected in the battery control desk; Said power brick comprises battery detecting plate and battery pack, and said battery thermal management module comprises temperature booster and blowing engine; Said air-condition assembly comprises: the air-conditioning cold air module and the air-conditioning heating installation module that are connected in the air-conditioner controller of master control board and are connected in air-conditioner controller; Said air-conditioning cold air module comprises DC brushless motor controller and voltage compressor, and said air-conditioning heating installation module comprises electric heater; Said electric machine assembly comprises electric machine controller that is connected in master control board and the motor that is connected in said electric machine controller.
Further, said whole-control system also comprises an electric power source distribution device, and said electric power source distribution device is connected to master control board, battery component, control assembly, air-condition assembly, electric machine assembly.
Further, said master control board is through the total wire joint battery of CAN control desk, gauge panel, control panel, electric machine controller, and said battery control desk connects power brick through CAN.
Further, said master control board connects air-conditioner controller, electric machine controller, throttle, brake, vacuum pump, steering pump, electric power source distribution device through logic control, and said battery control desk connects the battery thermal management module through logic control.
Further; Said whole-control system comprises that also a lead-acid battery, a fast charge mouth, an onboard charger, safeguard interface; Said lead-acid battery, maintenance interface all are connected in said master control board; Said fast charge mouth, onboard charger all are connected in electric power source distribution device, and said lead-acid battery also links to each other with electric power source distribution device.
Further, said master control board has comprised a selftest module, an interrupt control module, a Logic control module, a motor control module; Said selftest module is used for primary controller is carried out self check, and whether whether testing circuit have fault, CAN to communicate by letter normal; Said interrupt control module is used for the collection of multichannel analog amount; Said Logic control module be used for to gather the signal that comes and communications reception to information handle, draw control command; Said motor control module is used for the control command according to throttle, brake, and computing draws the control signal of motor.
The invention has the advantages that:
Whole-control system of the present invention has comprised master control board, and the control assembly, battery component, air-condition assembly, the electric machine assembly that are connected in said master control board; Said master control board is through gathering accelerator pedal signal, brake pedal signal and other parts signals; And after making corresponding calculating; Parameters such as control output needed motor horsepower output of vehicle operating and torque; Thereby coordinate the running of each power part, the driving automobile normal running is rationally controlled each assembly of car load through master control board, thereby has realized the car load demand for control of pure electric automobile system.
[description of drawings]
Combine embodiment that the present invention is further described with reference to the accompanying drawings.
Fig. 1 is the module frame chart of the whole-control system of a kind of electronlmobil of the present invention.
Fig. 2 is a main-process stream module diagram of the present invention.
Fig. 3 is a selftest module scheme drawing of the present invention.
Fig. 4 is an interrupt control module diagram of the present invention.
Fig. 5 is a Logic control module scheme drawing of the present invention.
Fig. 6 is a motor control module scheme drawing of the present invention.
[specific embodiment]
See also Fig. 1 to shown in Figure 6, embodiments of the invention are carried out detailed explanation.
Like Fig. 1, the whole-control system of a kind of electronlmobil of the present invention, it comprises a master control board 1, is connected in control assembly 2, battery component 3, air-condition assembly 4, the electric machine assembly 5 of said master control board.
Said control assembly 2 comprises: the gauge panel 21, throttle 22, brake 23, vacuum pump 24, steering pump 25, indicator lamp 26, the control panel 27 that all are connected in master control board 1; Said battery component 3 comprises: the battery control desk (BMS) 31 that is connected in master control board 1; And the power brick 32 and battery thermal management module 33 that are connected in battery control desk 31; Said power brick 32 comprises battery detecting plate 321 and battery pack 322, and said battery thermal management module 33 comprises temperature booster 331 and blowing engine 332; Said air-condition assembly 4 comprises: the air-conditioning cold air module 42 and air-conditioning heating installation module 43 that are connected in the air-conditioner controller 41 of master control board 1 and are connected in air-conditioner controller 41; Said air-conditioning cold air module 42 comprises DC brushless motor controller 421 and voltage compressor 422, and said air-conditioning heating installation module 43 comprises electric heater 431; Said electric machine assembly 5 comprises electric machine controller 51 that is connected in master control board 1 and the motor 52 that is connected in said electric machine controller 51.
Said whole-control system also comprises an electric power source distribution device 6, and said electric power source distribution device 6 is connected to master control board 1, battery component 3, control assembly 2, air-condition assembly 4, electric machine assembly 5.Said master control board 1 is through the total wire joint battery of CAN control desk (BMS) 31, gauge panel 21, control panel 27, electric machine controller 51, and said battery control desk 31 connects power brick 32 through CAN.Said master control board 1 connects air-conditioner controller 41, electric machine controller 51, throttle 22, brake 23, vacuum pump 24, steering pump 25, electric power source distribution device 6 through logic control, and said battery control desk 31 connects battery thermal management module 33 through logic control.Said whole-control system comprises that also a lead-acid battery 7, a fast charge mouth 8, an onboard charger 9, safeguard interface 10; Said lead-acid battery 7, maintenance interface 10 all are connected in said master control board 1, and said fast charge mouth 8, onboard charger 9 all are connected in electric power source distribution device 6.Said lead-acid battery 7 also links to each other with electric power source distribution device 6, and said power brick 32 is charged through 6 pairs of lead-acid batteries 7 of electric power source distribution device.
Said master control board 1 has comprised a selftest module, an interrupt control module, a Logic control module, a motor control module; Said selftest module is used for master control board 1 is carried out self check, and whether whether testing circuit have fault, CAN to communicate by letter normal; Said interrupt control module is used for the collection of multichannel analog amount; Signal that said Logic control module is used for master control board 1 collection is come and communications reception to information handle, draw control command, comprise the control of vehicle and the demonstration of instrument; Said motor control module is used for the control command according to throttle, brake, and computing draws the control signal of motor, comprises normally advancing and reversing, brake energy recovery, malfunction shutdown, speed limit driving etc.
The principle of work of whole-control system of the present invention:
The operation signal that said master control board 1 uses the CAN mode bus to gather on the control panel 27 is controlled automobile.
For example: when the astern signal of control panel 27 was imported, master control board 1 outputed signal to electric machine controller 51, and electric machine controller 51 control motors 52 begin reversing; When the progress signal on the control panel 27 was imported, master control board 1 outputed signal to electric machine controller 51, and 52 beginnings of electric machine controller 51 control motors are just changeed; When the danger signal on the control panel 27 was imported, master control board 1 outputed signal to electric machine controller 51, and electric machine controller 51 control motors 52 stop operating.
Thereby said master control board 1 also is to control through collecting corresponding signal for the control of throttle 22, brake 23, vacuum pump 24, steering pump 25.
Said master control board 1 outputs control signals to battery control desk 31, thereby controls through 31 pairs of power brick of battery control desk 32 and battery thermal management module 33.
Said lead-acid battery 7 can be used as the power supply of master control board 1.The user can charge with onboard charger 9 through the fast charge mouth 8 that is connected in electric power source distribution device 6.
Said master control board 1 uses logic control with air-conditioner controller 41, electric machine controller 51, and for example master control board 1 detects air-conditioner controller 41 states, freezes thereby control air-conditioner controller 41 output switching signals to air-conditioning cold air module 42 as required; Perhaps said master control board 1 detects air-conditioner controller 41 states, thereby control air-conditioner controller 41 output switching signals to air-conditioning heating installation module 43 is made warm.
Comprise on the said gauge panel 21: the indication of astern signal lamp; Failure indicator of vehicle is reminded; Size of current; Speed of a motor vehicle indication; Motor speed indication etc.
Said master control board 1 is through the pedal signal of gathering throttle 22, pedal signal and other parts signals of brake 23; And after making corresponding calculating; Parameters such as needed motor horsepower output of vehicle operating and torque are exported in control, thereby coordinate the running of each power part, drive automobile normal running.
Like Fig. 2, an embodiment of main-process stream of the present invention:
Initialization is carried out in micro controller system in the master control board, IO interface, CAN communication etc.; And the dog that opens the door; Gather incoming signals such as each switching value of control panel and brake, gear, judge whether master control board powers on for the first time, if power on then carry out the self check subprogram first time; Judge again whether timer arrives 100ms in the master control board, directly judge then if not powering on for the first time whether timer arrives 100ms.If do not arrive 100ms, judge directly then whether timer arrives 0.5s; If have to 100ms; Then send data to gauge panel through the CAN communication; Judging whether BMS has receives the command request that is positioned at power brick in-to-in relay again, if the command request of relay is arranged, then sending filter confirms that order judges whether timer arrives 0.5s again; If there is not the command request of relay, judge directly then whether timer arrives 0.5s.If timer to 0.5s, then carries out logic control program, judged whether that again CAN interrupts; If timer does not arrive 0.5s, judged whether directly that then CAN interrupts.If there is CAN to interrupt, then the self check message of CAN receiving instrument dial plate, the data that BMS sends over, the data that electric machine controller sends over, whether the calculating of judging throttle speed of a motor vehicle voltage again is to 10 times; If there is not CAN to interrupt, whether the calculating of then directly judging throttle speed of a motor vehicle voltage is to 10 times.If having calculated 10 times of throttle speed of a motor vehicle voltage then carried out the motor control signal program, clear again house dog (CLRWDT); If the calculating of throttle speed of a motor vehicle voltage does not have to 10 times, then directly clear house dog (CLRWDT).Be recycled to the step of incoming signals such as collection each switching value of control panel and brake, gear then.
Like Fig. 3, be an embodiment of selftest module of the present invention:
Judge whether the voltage that powers on for the first time is higher than 460V or is lower than 300V, if be higher than 460V or be lower than 300V, mark voltage failure then; If not being higher than 460V or being lower than 300V, then eliminate voltage failure.Whether the voltage of judging throttle then greater than 4.6V or be lower than 0.5V, if, the fault of mark throttle then; If not, then eliminate the throttle fault.Judge whether to exist simultaneously advance gear with retreat gear, if, the fault of mark gear then; If not, then eliminate the fault of gear.Judge whether not receive CAN information, if, mark CAN communication failure then; If not, then eliminate the CAN communication failure.
Like Fig. 4 is an embodiment of interrupt control module of the present invention:
Judge whether CAN interrupts, if then CAN is set to interrupt flag bit, judges whether timer TO (TO is the numbering of timer) interrupts again, and interrupts if not CAN, judges directly then whether timer TO interrupts.If timer TO interrupts, need scan the IO interface, again AD (modulus) data are carried out multi-channel and gather in turn, return; If timer TO does not interrupt, then directly return.
Like Fig. 5 is an embodiment of Logic control module of the present invention:
Judge whether cell pressure is lower than 10.5V, if be lower than then mark battery alarm of 10.5V, judges whether motor is overheated again, if not being lower than 10.5V, then eliminating battery alarm and judges whether motor is overheated again.If motor overheating, then mark motor temperature alarm; If there is not motor overheating, then eliminates motor overheating and report to the police.Judge whether three grades of warnings of battery then, label L IMP (limping) sends the restricted speed signal to electric machine controller if three grades are reported to the police then; Then eliminate LIMP if not three grades of warnings.Judge whether secondary failure of battery, if fault is arranged then mark battery not under command light; If there is not fault, then eliminate the battery failures lamp.Judge battery SOC (power brick electric weight) whether low excessively (promptly being lower than 20%), cross low mark if cross low then mark electric weight; If do not have low then eliminate electric weight and cross low mark.Charging indicator light shows current charge condition.Judge whether ready-test (Rule of judgment in the program is whether self check satisfies condition) System self-test passes through, if pass through, then the ready lamp is bright; If do not pass through, then the ready lamp goes out.One secondary is reported to the police, whether battery CAN communicates by letter fault to judge battery, and if not system failure lamp go out; If have then system failure lamp is bright.Judge whether whether three grades of warnings of battery, motor be overheated, if three grades of warnings, motor overheating are arranged, then asks restricted speed, if not then cruising.Whether the temperature of judging battery, then heats and asks BMS to open blowing engine simultaneously if then open PTC (temperature booster) less than 5 degree less than 5 degree, judges that more whether battery temperature is greater than 20 degree; If not less than 5 degree, judge directly that then whether battery temperature is greater than 20 degree.If battery temperature is then closed PTC greater than 20 degree, stop heating, ask BMS to close blowing engine simultaneously, return, if not greater than 20 degree then directly return.
Like Fig. 6, be an embodiment of motor control module:
Calculation of throttle voltage and speed of a motor vehicle voltage.Judged whether brake, if brake is arranged, then motor control signal is energy recovery, if not brake, then motor control signal is a drive signal.Judged whether stop signal, if stop signal is arranged, then motor control signal is not exported, and returns then; If there is not stop signal; Then the motor control signal of output has judged whether the restriction GES again for generating or drive signal, if restriction GES then the max speed of motor controller controls motor is 20kmH is arranged; (scope-10V is to+10V to detect (digital to analogy conversion) chip output analog quantity again; When output is negative, then be the brake generating), return; If there is not the restricted speed signal, then directly detect DA chip output analog quantity (scope-10V when output is negative, then is the brake generating to+10V), return.
The above is merely preferred embodiment of the present invention, so can not limit the scope that the present invention implements according to this, the equivalence of promptly doing according to claim of the present invention and description changes and modifies, and all should still belong in the scope that the present invention contains.
Claims (6)
1. the whole-control system of an electronlmobil, it is characterized in that: it comprises a master control board, is connected in control assembly, battery component, air-condition assembly, the electric machine assembly of said master control board;
Said control assembly comprises: the gauge panel, throttle, brake, vacuum pump, steering pump, indicator lamp, the control panel that all are connected in master control board;
Said battery component comprises: the battery control desk that is connected in master control board; And the power brick and the battery thermal management module that are connected in the battery control desk; Said power brick comprises battery detecting plate and battery pack, and said battery thermal management module comprises temperature booster and blowing engine;
Said air-condition assembly comprises: the air-conditioning cold air module and the air-conditioning heating installation module that are connected in the air-conditioner controller of master control board and are connected in air-conditioner controller; Said air-conditioning cold air module comprises DC brushless motor controller and voltage compressor, and said air-conditioning heating installation module comprises electric heater;
Said electric machine assembly comprises electric machine controller that is connected in master control board and the motor that is connected in said electric machine controller.
2. the whole-control system of a kind of electronlmobil according to claim 1; It is characterized in that: said whole-control system also comprises an electric power source distribution device, and said electric power source distribution device is connected to master control board, battery component, control assembly, air-condition assembly, electric machine assembly.
3. the whole-control system of a kind of electronlmobil according to claim 1; It is characterized in that: said master control board connects battery control desk, gauge panel, control panel, electric machine controller through the CAN communication, and said battery control desk connects power brick through the CAN communication.
4. the whole-control system of a kind of electronlmobil according to claim 1; It is characterized in that: said master control board connects air-conditioner controller, electric machine controller, throttle, brake, vacuum pump, steering pump, electric power source distribution device through logic control, and said battery control desk connects the battery thermal management module through logic control.
5. the whole-control system of a kind of electronlmobil according to claim 1; It is characterized in that: said whole-control system comprises that also a lead-acid battery, a fast charge mouth, an onboard charger, safeguard interface; Said lead-acid battery, maintenance interface all are connected in said master control board; Said fast charge mouth, onboard charger all are connected in electric power source distribution device, and said lead-acid battery also links to each other with electric power source distribution device.
6. the whole-control system of a kind of electronlmobil according to claim 1, it is characterized in that: said master control board has comprised a selftest module, an interrupt control module, a Logic control module, a motor control module;
Said selftest module is used for primary controller is carried out self check, and whether whether testing circuit have fault, CAN to communicate by letter normal;
Said interrupt control module is used for the collection of multichannel analog amount;
Said Logic control module be used for to gather the signal that comes and communications reception to information handle, draw control command;
Said motor control module is used for the control command according to throttle, brake, and computing draws the control signal of motor.
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| CN2011102325127A CN102381266A (en) | 2011-08-15 | 2011-08-15 | Whole automobile control system for electric automobile |
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| CN2011102325127A CN102381266A (en) | 2011-08-15 | 2011-08-15 | Whole automobile control system for electric automobile |
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| CN102700531A (en) * | 2012-06-21 | 2012-10-03 | 苏州汇川技术有限公司 | Electric automobile brake control system and method |
| CN102826065A (en) * | 2012-09-12 | 2012-12-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Intelligent safety protection system for automobile |
| CN102916354A (en) * | 2012-10-10 | 2013-02-06 | 潍柴动力股份有限公司 | High-tension distribution box for electric vehicle |
| CN103661172A (en) * | 2013-12-24 | 2014-03-26 | 安徽江淮汽车股份有限公司 | Three-zone air conditioner control device allowing panels to be separated from control box |
| CN103723052A (en) * | 2013-12-31 | 2014-04-16 | 北京理工大学 | Energy management method of electric auxiliary system of electric bus |
| CN104354561A (en) * | 2014-09-16 | 2015-02-18 | 奇瑞汽车股份有限公司 | PTC control system based on electric air conditioner |
| CN105270793A (en) * | 2014-06-06 | 2016-01-27 | 同均动能股份有限公司 | Electric clearance truck |
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| CN106274749A (en) * | 2016-08-19 | 2017-01-04 | 东风汽车公司 | A kind of air conditioner for automobile external control electromagnetic valve current control system |
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| CN107346102A (en) * | 2017-08-22 | 2017-11-14 | 南京越博电驱动系统有限公司 | A kind of major-minor single-chip microcomputer entire car controller |
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| CN102700531A (en) * | 2012-06-21 | 2012-10-03 | 苏州汇川技术有限公司 | Electric automobile brake control system and method |
| CN102826065A (en) * | 2012-09-12 | 2012-12-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Intelligent safety protection system for automobile |
| CN102916354A (en) * | 2012-10-10 | 2013-02-06 | 潍柴动力股份有限公司 | High-tension distribution box for electric vehicle |
| CN103661172A (en) * | 2013-12-24 | 2014-03-26 | 安徽江淮汽车股份有限公司 | Three-zone air conditioner control device allowing panels to be separated from control box |
| CN103661172B (en) * | 2013-12-24 | 2016-02-03 | 安徽江淮汽车股份有限公司 | Three district's air conditioning control devices that a kind of panel is separated with control capsule |
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| CN103723052B (en) * | 2013-12-31 | 2016-04-13 | 北京理工大学 | A kind of energy management method of electrobus motorized ancillary system |
| CN105270793A (en) * | 2014-06-06 | 2016-01-27 | 同均动能股份有限公司 | Electric clearance truck |
| CN105270793B (en) * | 2014-06-06 | 2017-10-31 | 同均动能股份有限公司 | Electric clearing and transporting vehicle and its electric power distribution methods |
| CN104354561B (en) * | 2014-09-16 | 2017-09-12 | 奇瑞汽车股份有限公司 | PTC control systems based on electric air-conditioning |
| CN104354561A (en) * | 2014-09-16 | 2015-02-18 | 奇瑞汽车股份有限公司 | PTC control system based on electric air conditioner |
| CN105383428A (en) * | 2015-12-03 | 2016-03-09 | 康迪电动汽车（长兴）有限公司 | Vehicle controller for electric vehicle |
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| CN107346102A (en) * | 2017-08-22 | 2017-11-14 | 南京越博电驱动系统有限公司 | A kind of major-minor single-chip microcomputer entire car controller |
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Application publication date: 20120321 |