CN201761449U

CN201761449U - Integral pure electric automobile management system control device

Info

Publication number: CN201761449U
Application number: CN201020211110XU
Authority: CN
Inventors: 于树怀; 王世福; 赵艳华; 管笑然; 姚国超
Original assignee: North Kaida Automotive Technology R & D Co Ltd
Current assignee: North Kaida Automotive Technology R & D Co Ltd
Priority date: 2010-06-01
Filing date: 2010-06-01
Publication date: 2011-03-16
Anticipated expiration: 2020-06-01

Abstract

The utility model provides an integral pure electric automobile management system control device, which comprises an input unit, an output unit and a main control unit connected with the input unit and the output unit. The input unit includes a power module, an analogue signal conditioning module, a switching signal conditioning module, a pulse signal conditioning module and a CAN transceiver for development. The output unit comprises at least one low-edge driving module and a K-line module. The integral pure electric automobile management system control device can realize control of normal running, limb home and the like of a pure electric automobile, manages electricity use of the integral automobile, simultaneously can realize integral automobile heat dissipation and automobile body electric accessory control of, high-voltage safety management, fault diagnosis and failure mode processing in a module branching manner, and achieves more precise control of pure electric automobile system management to meet integral automobile performance requirements and customer needs.

Description

Pure electric automobile vehicle management system control setup

Technical field

The utility model relates to a kind of vehicle management system control setup of vehicle complete vehicle management system control setup, particularly pure electric automobile.

Background technology

Because energy scarcity, international fuel price continuous rise, and national governments pay attention to the global warming problem gradually, and in recent years, people more and more emphasize the low-carbon (LC) life, and emission abatement, protection environment have become the problem that the modern pays much attention to.Combustion engine powered vehicle runs in the opposite direction because of the theory of its maximum discharge amount with low-carbon (LC), and pure electric vehicle that therefore can the replace internal combustion engines power car receives much attention.Pure electric vehicle will change into kinetic energy by the electric energy that storage battery provides, and extraordinary development prospect is arranged under the background of oil shortage, climate warming.

In order to realize control to pure electric automobile, need a cover system to manage the normal operation of the travelling of pure electric automobile, limp-home, car load electricity consumption, heat radiation, energy recovery, electric power control, air-conditioning and other car load electric accessories, but still lack the device that the vehicle management system of pure electric automobile is controlled at present.

Summary of the invention

The purpose of this utility model provides a kind of pure electric automobile vehicle management system control setup, realizes the control to the vehicle management system of pure electric automobile.

The utility model provides a kind of pure electric automobile vehicle management system control setup, and it comprises an input block, output unit and a main control unit that is connected with output unit with input block.Wherein input block comprises a power module, an analog signal conditioner module, an on-off signal conditioning module, an impulse singla conditioning module and an exploitation CAN transceiver.Output unit comprises at least one a low limit driver module and a K wire module that links to each other with the diagnostic equipment of pure electric automobile.

In another schematic embodiment of pure electric automobile vehicle management system control setup, wherein comprise three low limit driver modules in the output unit.

In the another kind of schematically embodiment of pure electric automobile vehicle management system control setup, wherein input block can also comprise three CAN transceivers.

In another schematic embodiment of pure electric automobile vehicle management system control setup, wherein low limit driver module is the L9825 chip.

In another schematic embodiment of pure electric automobile vehicle management system control setup, wherein the exploitation with and/or other three CAN transceivers be the TJA1042 chip.

In another schematic embodiment of pure electric automobile vehicle management system control setup, wherein power module is the TLE4471 chip.

In another schematic embodiment of pure electric automobile vehicle management system control setup, wherein the K wire module is the MC33290 chip.

This pure electric automobile vehicle management system control setup can be realized the control of cruising, limp-home to pure electric automobile etc., and to car load electricity consumption manages, simultaneously, can handle sub-module to the electronic accessory control of heat radiation, vehicle body, high-voltage safety management, trouble diagnosing and the failure mode of car load carries out, system management reaches control more accurately to pure electric automobile, satisfies client's needs to satisfy the vehicle performance requirement.

Description of drawings

The following drawings is only done the present invention and is schematically illustrated and explain, not delimit the scope of the invention.

Fig. 1 is the structural representation of a kind of exemplary embodiment of pure electric automobile vehicle management system control setup.

Fig. 2 is the structural representation of the another kind of exemplary embodiment of pure electric automobile vehicle management system control setup.

The specific embodiment

Understand for technical characterictic, purpose and effect to utility model have more clearly, now contrast the description of drawings specific embodiment of the present utility model.Identical numbering is represented identical or function is identical but the parts of structure proximate in each figure.

As shown in Figure 1, pure electric automobile vehicle management system control setup of the present invention comprises: input block 10, an output unit 30 and a main control unit 20 that is connected with output unit 30 with input block 10.

Input block 10 comprises 15, one exploitations of 14, one impulse singla conditioning module of 13, one on-off signal conditioning module of 12, one analog signal conditioner modules of power module CAN transceiver 16.

Can import in the power module 12 as battery signal, car key signal etc., it is the main power source of 5V that this power module 12 can provide a voltage, and it is the reference power supply of 5V that voltage also can be provided.

Analog signal conditioner module 13 can be imported the analog signal of various expression power system operating modes, as the acceleration pedal signal, and motor cooling-liquid temperature signal, heat the target temperature signal, the air conditioning pressure signal, evaporator temperature signal, the incoming signal of vacuum servo pressure signal and various analog quantitys.

On-off signal conditioning module 14 can be imported the various signals relevant with on off state, as BK Brake Switch, the stoplight stop lamp signal, the Isolating Switch signal, the parking brake on-off signal heats the request on-off signal, refrigeration request on-off signal, air-conditioning Medium voltage switch or circuit breaker signal, signals such as driving switch amount incoming signal and gear code signal.

Impulse singla conditioning module 15 can be imported the car speed sensor signal, ABS wheel speed sensors signal etc.

Exploitation is input to exploitation with in the CAN transceiver 16 with the CAN signal.

In main control unit 20, can comprise as digital-to-analogue modular converter (ADC), regular tap amount load module (GIN), enhancement mode and catch timer module (ECT), controller local area network module (CAN), serial peripheral equipment communication interface module (SPI), pulse width modulation module (PWM) and serial communication interface module (SCI) etc., above-mentioned module all can adopt chip commonly used, and its function reaches and do not repeat them here with being connected of input, output unit.

In output unit shown in Figure 1 30,32,34 and 36 and K wire modules 38 of three low limit driver modules have been comprised.Usually, low limit driver module has 4 road or 8 tunnel output, it will be understood by those skilled in the art that input block 30 can be according to the difference of output, is provided with one or more than one low limit driver module, to satisfy the needs of output.

In the specific embodiment shown in Figure 1, low limit driver module 32 can be controlled as motor speed, battery electric quantity output, battery heat radiation solenoid relay valve, the motor radiating cooling fan relay, electric vacuum pump relay, motor radiating water pump relay, heat relay, heat water pump relay etc.

Low limit driver module 34 can be controlled as PWM output reservation, the air conditioner motor relay, and the air-conditioning condenser fan, not under command light, the economic model indicator lamp, driving allows indication, system high voltage indication etc.

Low limit driver module 36 can be controlled as some other PWM output and reserve each battery cooling fan relay etc.

Figure 2 shows that the another kind of embodiment of pure electric automobile vehicle management system control setup of the present invention, wherein, input block 10 can also comprise a CAN transceiver 17, CAN transceiver 18, a CAN transceiver 19.

In a kind of preferred implementation of pure electric automobile vehicle management system control setup, power module can use the TLE4471 chip, exploitation can be TJA1042 with the model of CAN transceiver 16 and

CAN transceiver

17,18,19, the model of main control unit 20 can be MC9S12XET256, the model of

low limit driving

32,34,36 can be L9825, and the model of K wire module can be MC33290.

After this pure electric automobile vehicle management system control setup receives signals such as analog signal, switch input, store, send instruction to actr after calculating and the analyzing and processing, to finish control to the vehicle management system of pure electric automobile, this product only use seldom chip and not the complicated hardware circuit just can realize above-mentioned purpose, its cost is low, hardware is reliable.

In this article, " schematically " expression " is served as example, example or explanation ", any diagram, the embodiment that is described to " schematically " in this article should be interpreted as a kind of preferred or have more the technical scheme of advantage.

Above listed a series of detailed description only is specifying at feasibility embodiment of the present utility model; they are not in order to limiting protection domain of the present utility model, allly do not break away from equivalent embodiment or the change that the utility model skill spirit done and all should be included within the protection domain of the present utility model.

Claims

1. pure electric automobile vehicle management system control setup, it comprises an input block (10), an output unit (30) and a main control unit (20) that is connected with described output unit (30) with described input block (10), it is characterized in that: described input block (10) comprising: a power module (12), an analog signal conditioner module (13), an on-off signal conditioning module (14), an impulse singla conditioning module (15) and an exploitation CAN transceiver (16);

Described output unit (30) comprising: at least one a low limit driver module and a K wire module (38) that links to each other with the diagnostic equipment of described automobile.

2. pure electric automobile vehicle management system control setup as claimed in claim 1 comprises three low limit driver modules (32,34,36) in the wherein said output unit (30).

3. pure electric automobile vehicle management system control setup as claimed in claim 1, wherein said input block (10) also comprise three CAN transceivers (17,18,19).

4. pure electric automobile vehicle management system control setup as claimed in claim 1 or 2, wherein said low limit driver module is the L9825 chip.

5. as claim 1 or 3 described pure electric automobile vehicle management system control setups, wherein said CAN transceiver (16,17,18,19) is the TJA1042 chip.

6. pure electric automobile vehicle management system control setup as claimed in claim 1, wherein said power module (12) is the TLE4471 chip.

7. pure electric automobile vehicle management system control setup as claimed in claim 1, wherein said K wire module (38) is the MC33290 chip.