CN201812166U - Whole vehicle controller for serial hybrid power bus - Google Patents
Whole vehicle controller for serial hybrid power bus Download PDFInfo
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- CN201812166U CN201812166U CN2010205367527U CN201020536752U CN201812166U CN 201812166 U CN201812166 U CN 201812166U CN 2010205367527 U CN2010205367527 U CN 2010205367527U CN 201020536752 U CN201020536752 U CN 201020536752U CN 201812166 U CN201812166 U CN 201812166U
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Abstract
The utility model relates to a whole vehicle controller for a serial hybrid power bus. The whole vehicle controller comprises a microprocessor central processing unit (CPU), wherein the signal input end of the microprocessor CPU is connected with an analogue input circuit, a switching value input circuit and a controller area network (CAN) communication interface respectively, and the signal output end of the microprocessor CPU is connected with a pulse-width modulation (PWM) module, a switching value output circuit and a communication circuit respectively; and a power supply management module supplies power to the microprocessor CPU. The microprocessor CPU has high processing speed and rich interface resources, has interface circuit specially designed for the automobile field, fully considers interference existing in the hybrid power bus and has higher anti-jamming capability and high stability. The whole vehicle controller has complete function and high adaptability and provides a stable and reliable hardware platform for a whole vehicle control algorithm of a serial hybrid power automobile.
Description
Technical field
The utility model relates to a kind of entire car controller, especially a kind of entire car controller that is used for Series Hybrid Electric Bus.
Background technology
For alleviating global energy anxiety and emission pollution problem, low pollution of novel energy-conserving or zero automobile that pollutes being are all are being researched and developed energetically in countries in the world.Along with rapid economy development, many big cities automobile of China is intensive, congested in traffic, and automobile needs frequent starting to stop, and for the traditional combustion engine automobile, this variable parameter operation pattern can cause poor, the problems such as noise is big, rate of fuel consumption height of discharging.The new forms of energy city bus of therefore, exploitation low emission, low oil consumption has become the urgent task of current auto industry.
Auto electronic control technology is the gordian technique of new-energy automobile, and entire car controller is a wherein important part, and it is the control core of new-energy automobile, is the necessary guarantee of car load reliability service.And as the main member's of new-energy automobile new forms of energy passenger vehicle, its operating condition is special, electronic control system have distribute wide, signal transmission distance is big, entire car controller need have very strong reliability.Yet present existing entire car controller on function and stability, still can't satisfy the needs of new forms of energy passenger vehicle.
The utility model content
The purpose of this utility model is to provide a kind of reliability height of control, the entire car controller that is used for Series Hybrid Electric Bus that stability is strong.
For achieving the above object, the utility model has adopted following technical scheme: a kind of entire car controller that is used for Series Hybrid Electric Bus, comprise microprocessor CPU, the input end of microprocessor CPU links to each other with simulated measurement input circuit, switching value input circuit and CAN communication interface respectively, the output terminal of microprocessor CPU links to each other with telecommunication circuit with PWM module, switching value output circuit respectively, and power management module is powered to microprocessor CPU.
As shown from the above technical solution, microprocessor CPU processing speed of the present utility model is fast, and interface resource is abundant, specially towards automotive field design interface circuit, takes into full account the interference that hybrid power passenger car exists, and has better resisting interference ability and high stability.The utility model complete function, applicability is strong, for Series Hybrid-Power Vehicle car load control algolithm provides reliable and stable hardware platform.Microprocessor CPU obtains driver driving intention and controlled variable by peripheral circuit, according to control strategy, obtains corresponding control logic and controlled quentity controlled variable, outputs to corresponding execution unit, finishes car load control; Simultaneously, entire car controller is also according to the data that collect, and monitoring whole vehicle state, storage failure pattern supply to analyze.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model;
Fig. 2 is the connection diagram of cpu pcb of the present utility model and I/O circuit board.
Embodiment
A kind of entire car controller that is used for Series Hybrid Electric Bus, comprise microprocessor CPU 1, the input end of microprocessor CPU 1 links to each other with simulated measurement input circuit, switching value input circuit and CAN communication interface 5 respectively, the output terminal of microprocessor CPU 1 links to each other with telecommunication circuit with PWM module, switching value output circuit respectively, power management module 2 is to microprocessor CPU 1 power supply, as shown in Figure 1.Described microprocessor CPU 1 comprises 1MB Flash storer, 512KB SRAM storer, 128KB power down not loss storage, real-time clock.Described 1MB Flash storer is used for the user program storage, and 512KB SRAM storer is used for the on-chip SRAM expansion, and 128KB power down not loss storage is used for monitoring, fault data storage.
As shown in Figure 1, described microprocessor CPU 1 adopts the MPC55xx 32-bit microprocessor, and the MPC55xx 32-bit microprocessor is integrated e200z3 kernel satisfies the real-time implementation of complicated control algolithm; Comprise the 64KB internal SRAM, Flash Memory in the 1MB sheet satisfies the storage of mass data; 32 road eDMA are provided, 32 road eTPU, 24 road eMIOS, 2 road SCI, 2 road FlexCAN, 3 road DSPI, 40 road eQADC, interruptable controller, and JTAG, Nexus debugging interface etc. functional module, the system interface aboundresources has strengthened the versatility of cpu pcb 6.The MPC55xx32 bit microprocessor is the BGA encapsulation of 324 pin, can work in-40 ℃ to 150 ℃ scopes, and system clock can reach 80MHz, internal logic power supply 1.5V, and I/O power supply 3.3V, 5V, external bus interface support 1.6V～3.6V operation.
As shown in Figure 1, described simulated measurement input circuit comprises analog quantity input interface and coupled analog quantity filter amplification circuit 3, and the eQADC module of microprocessor CPU 1 links to each other with analog quantity filter amplification circuit 3; Described switching value input circuit comprises switch value input interface and coupled switching value filtering clamp circuit 4, and switching value filtering clamp circuit 4 links to each other with the I/O port of microprocessor CPU 1 by photoelectric isolating circuit; Described CAN communication interface 5 connects car load CAN bus, and links to each other with the FlexCAN module of microprocessor CPU 1.CAN communication interface 5 is responsible for communicating by letter with each Parts Controller of automobile and since the MPC55xx 32-bit microprocessor integrated two CAN2.0B bus controllers, so need not additionally to add sheet CAN controller outward.The analog quantity input interface is mainly gathered driver's accelerator pedal signal, driver's brake pedal signal, dynamo current signal, bus voltage signal and bus current signal; Switch value input interface is mainly gathered KEYSTART, neutral switch, drive shift switch, reverse gear switch, Parking switch, numerical diagnostic switch, diagnosis deletion switch, air-break closed feedback, major-minor contactor closed feedback, water temperature alarm switch, engine run switch, tail-off switch, ABSWORK switch, ASRWORK switch and APKICKDWN switch.
As shown in Figure 1, described PWM module comprises photoelectric isolating circuit and coupled PWM output interface, and the eMIOS module of microprocessor CPU 1 links to each other with photoelectric isolating circuit; Described switching value output circuit comprises photoelectric isolating circuit and coupled switching value output interface, and the eTPU module of microprocessor CPU 1 links to each other with photoelectric isolating circuit; Described telecommunication circuit comprises photoelectric isolating circuit and coupled RS232 communication interface, and the SCI serial communication module of microprocessor CPU 1 links to each other with photoelectric isolating circuit.Described power management module 2 provides the microprocessor core of 1.5V direct current to microprocessor CPU 1, and peripheral module and the storer power supply of 3.3V direct current to microprocessor CPU 1 is provided, and provides the 5V insulating power supply to CAN communication interface 5.The SCI serial communication module uses MAX3232ese as the RS-232 transceiver, meets the RS232 communication standard, realizes level conversion, communicates by letter with PC, convenient customer parameter on-line proving and the diagnosis that realizes based on serial ports.The switching value output interface comprises that mainly normal output, warning output, motor braking output, astern signal output, engine start output, engine stop output, fault output, engine blower output, main positive contactor closure, major-minor contactor closure, precharge contactor closure, electric motor fan control output, water pump control output etc.; 2 road PWM output PWM output interface, the one tunnel provides SPEEDPWM signal, and one the tunnel as standby output; 2 the tunnel adopt the RS232 interface of light-coupled isolation, and one the tunnel is used for specific installation control, and one the tunnel with inline diagnosis, debugging, realizes downloading and data transmission based on the program of serial ports.
As shown in Figure 2, external memory storage, power management module 2, CAN communication interface 5 and the RS232 communication interface of described microprocessor CPU 1 and expansion thereof are welded on the cpu pcb 6, described analog quantity filter amplification circuit 3, switching value filtering clamp circuit 4, analog quantity input interface, switch value input interface, PWM output interface, switching value output interface and photoelectric isolating circuit are welded on the I/O circuit board 7, and described cpu pcb 6 links to each other with I/O circuit board 7 by 64 pin connectors 8.Cpu pcb 6 its major functions are to gather the automobile various types of signal, communicate by letter with each Parts Controller of automobile, data message is carried out analyzing and processing, monitoring vehicle complete vehicle and unit status also carries out corresponding fault handling, sends various control signals according to control strategy and controls each parts true(-)running to corresponding Parts Controller and by it.Power management mainly finished by I/O circuit board 7 and input/output signal is handled.
The master controller of cpu pcb 6 of the present utility model is selected the MPC55xx 32-bit microprocessor for use, and processing speed is fast, and interface resource is abundant; Towards automotive field design interface circuit, take into full account the interference that hybrid power passenger car exists specially, have better resisting interference ability and high stability; Various switching values, analog quantity IO interface, CAN communication interface 5 and RS232 interface, rich interface and leave allowance has good applicability; The integrated level height adopts cpu pcb 6 to patch with I/O circuit board 7 and is connected, and minimizing takes up room, and is easy to maintenance; This controller function is complete, and applicability is strong, for Series Hybrid-Power Vehicle car load control algolithm provides reliable and stable hardware platform.
Claims (6)
1. entire car controller that is used for Series Hybrid Electric Bus, comprise microprocessor CPU (1), the input end of microprocessor CPU (1) links to each other with simulated measurement input circuit, switching value input circuit and CAN communication interface (5) respectively, the output terminal of microprocessor CPU (1) links to each other with telecommunication circuit with PWM module, switching value output circuit respectively, and power management module (2) is powered to microprocessor CPU (1).
2. the entire car controller that is used for Series Hybrid Electric Bus according to claim 1, it is characterized in that: described microprocessor CPU (1) adopts the MPC55xx 32-bit microprocessor, described simulated measurement input circuit comprises analog quantity input interface and coupled analog quantity filter amplification circuit (3), and the eQADC module of microprocessor CPU (1) links to each other with analog quantity filter amplification circuit (3); Described switching value input circuit comprises switch value input interface and coupled switching value filtering clamp circuit (4), and switching value filtering clamp circuit (4) links to each other by the I/O port of photoelectric isolating circuit with microprocessor CPU (1); Described CAN communication interface (5) connects car load CAN bus, and links to each other with the FlexCAN module of microprocessor CPU (1).
3. the entire car controller that is used for Series Hybrid Electric Bus according to claim 1, it is characterized in that: described PWM module comprises photoelectric isolating circuit and coupled PWM output interface, and the eMIOS module of microprocessor CPU (1) links to each other with photoelectric isolating circuit; Described switching value output circuit comprises photoelectric isolating circuit and coupled switching value output interface, and the eTPU module of microprocessor CPU (1) links to each other with photoelectric isolating circuit; Described telecommunication circuit comprises photoelectric isolating circuit and coupled RS232 communication interface, and the SCI serial communication module of microprocessor CPU (1) links to each other with photoelectric isolating circuit.
4. the entire car controller that is used for Series Hybrid Electric Bus according to claim 1 is characterized in that: the external memory storage of described microprocessor CPU (1) expansion comprises 1MB Flash storer, 512KB SRAM storer, 128KB power down not loss storage, real-time clock.
5. according to claim 1 or the 3 or 4 described entire car controllers that are used for Series Hybrid Electric Bus, it is characterized in that: described power management module (2) provides the microprocessor core of 1.5V direct current to microprocessor CPU (1), peripheral module and the storer power supply of 3.3V direct current to microprocessor CPU (1) is provided, provides the 5V insulating power supply to CAN communication interface (5).
6. according to claim 2 or the 3 described entire car controllers that are used for Series Hybrid Electric Bus, it is characterized in that: the external memory storage of described microprocessor CPU (1) and expansion thereof, power management module (2), CAN communication interface (5) and RS232 communication interface are welded on the cpu pcb (6), described analog quantity filter amplification circuit (3), switching value filtering clamp circuit (4), the analog quantity input interface, switch value input interface, the PWM output interface, switching value output interface and photoelectric isolating circuit are welded on the I/O circuit board (7), and described cpu pcb (6) links to each other with I/O circuit board (7) by 64 pin connectors (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205367527U CN201812166U (en) | 2010-09-17 | 2010-09-17 | Whole vehicle controller for serial hybrid power bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205367527U CN201812166U (en) | 2010-09-17 | 2010-09-17 | Whole vehicle controller for serial hybrid power bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201812166U true CN201812166U (en) | 2011-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010205367527U Expired - Fee Related CN201812166U (en) | 2010-09-17 | 2010-09-17 | Whole vehicle controller for serial hybrid power bus |
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| CN (1) | CN201812166U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961997A (en) * | 2010-09-17 | 2011-02-02 | 安徽安凯汽车股份有限公司 | Entire bus controller for series hybrid power buses |
| CN102393684A (en) * | 2011-08-23 | 2012-03-28 | 中国北方车辆研究所 | Vehicle controller based on wire hardness judgment and identifying and controlling method thereof |
| CN102521430A (en) * | 2011-11-20 | 2012-06-27 | 安徽安凯汽车股份有限公司 | Joint simulation method of electric automobile |
-
2010
- 2010-09-17 CN CN2010205367527U patent/CN201812166U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101961997A (en) * | 2010-09-17 | 2011-02-02 | 安徽安凯汽车股份有限公司 | Entire bus controller for series hybrid power buses |
| CN102393684A (en) * | 2011-08-23 | 2012-03-28 | 中国北方车辆研究所 | Vehicle controller based on wire hardness judgment and identifying and controlling method thereof |
| CN102393684B (en) * | 2011-08-23 | 2013-06-26 | 中国北方车辆研究所 | Vehicle controller based on wire hardness judgment and identifying and controlling method thereof |
| CN102521430A (en) * | 2011-11-20 | 2012-06-27 | 安徽安凯汽车股份有限公司 | Joint simulation method of electric automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20160917 |