CN209426573U - A kind of pure electric vehicle controller - Google Patents
A kind of pure electric vehicle controller Download PDFInfo
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- CN209426573U CN209426573U CN201821940364.8U CN201821940364U CN209426573U CN 209426573 U CN209426573 U CN 209426573U CN 201821940364 U CN201821940364 U CN 201821940364U CN 209426573 U CN209426573 U CN 209426573U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model relates to a kind of pure electric vehicle controller, pure electric vehicle controller includes: automobile parameter acquisition module, for acquiring automobile control command parameter and simulative automobile signal, and is sent to central processing module；Central processing module, for being sent to electric machine controller according to the instruction of automobile control command parameter editor's motor braking, and judge whether the condition for meeting editor's motor braking instruction according to simulative automobile signal, if so, editor's motor braking instruction is sent to electric machine controller.The entire car controller acquisition automobile control command parameter and simulative automobile signal of the utility model, and electric machine controller is sent to according to the instruction of automobile control command parameter editor's motor braking, and judge whether the condition for meeting editor's motor braking instruction according to simulative automobile signal, if, it then edits motor braking instruction and is sent to electric machine controller, multi-signal can be acquired, it being capable of operatively compatible various.
Description
Technical field
The utility model relates to Control of Electric Vehicles field more particularly to a kind of pure electric vehicle controllers.
Background technique
Electric car is one of Tenth Five-Year Plan Period country's New Energy Industry strategy brainstorm project.Key as electric car
Components study vehicle control unit of electric vehicle, for seizing New Generation of Electric Vehicle commanding elevation, promoting Domestic Automotive Industry real
Existing great-leap-forward development is of great significance.Vehicle control unit of electric vehicle is the core control part of electric car, it, which is acquired, adds
The signal of speed pedal signal, brake pedal signal and battery management unit and motor control component, after making corresponding judgement, control
The movement of each execution unit controller of lower layer drives automobile normal running.Therefore vehicle control unit of electric vehicle is electronic vapour
The brain of vehicle, its performance and algorithm directly affect vehicle performance.
Currently, Vehicle control unit for pure electric vehicle there are the shortcomings that have: for the bad adaptability of vehicle, control is not clever enough
It is living；And entire car controller is constantly in working condition, the consumption of energy is larger.
Therefore it provides a kind of pure electric vehicle controller.
Summary of the invention
In view of the above problems, the utility model is proposed to overcome the above problem in order to provide one kind or at least partly solve
The certainly pure electric vehicle controller of the above problem has the spies such as driving capability is strong, driving number is more, signal acquisition range is wide
Point, can operatively compatible various, also have sleep function, can directly reduce the energy of automobile in a non-operative state
Consumption.
One aspect according to the present utility model provides a kind of pure electric vehicle controller, comprising:
Automobile parameter acquisition module for acquiring automobile control command parameter and simulative automobile signal, and is sent to center
Processing module；
Central processing module, for being sent to motor control according to the instruction of automobile control command parameter editor's motor braking
Device, and judged whether to meet the condition for editing motor braking instruction according to simulative automobile signal, if so, editor's motor braking refers to
Order is sent to electric machine controller,
Automobile parameter acquisition module is electrically connected to central processing module.
Further, automobile parameter acquisition module includes:
AD acquisition unit, is electrically connected to central processing module, for acquiring simulative automobile signal；
Data acquisition unit is electrically connected to central processing module, for acquiring automobile control command parameter.
Further, above-mentioned pure electric vehicle controller, further includes: the output of high-side driver switch and low side driving are opened
Output is closed, central processing module is electrically connected to, for exporting the control signal to peripheral hardware switch.
Further, above-mentioned pure electric vehicle controller, further includes: communication module is respectively electrically connected to centre
Manage between module and battery management system, between central processing module and electric machine controller, central processing module and automobile instrument
Between, for carrying out the communication of automobile transmission data with battery management system, electric machine controller, automobile instrument.
Further, communication module includes CAN bus and LIN bus.
Further, above-mentioned pure electric vehicle controller, further includes: pure electric vehicle controller multichannel wakes up
Circuit, the pure electric vehicle controller multichannel wake-up circuit include for waking up the wake-up module of energy supply control module, calling out
Awake filter module, energy supply control module and power supply module for controlling control Vehicle Controller power supply, wake-up module wake up filter
Wave module, energy supply control module and power supply module are sequentially connected electrically.
Further, energy supply control module includes the power supply chip for controlling Vehicle Controller power supply, wake-up module packet
Include CAN bus wake-up circuit, capacitor charging control powers on wake-up circuit, controller control powers on wake-up circuit and power supply electrifying is called out
Awake circuit, the backward end that the enable signal input terminal of power supply chip wakes up diode with one respectively are electrically connected, each to wake up two poles
The forward end of pipe powers on wake-up circuit with CAN bus wake-up circuit, capacitor charging control respectively, controller control powers on wake-up electricity
Road and the electrical connection of power supply electrifying wake-up circuit；The power supply output end of power supply chip is electrically connected with the power input of power supply module,
The power output end of power supply module is for giving entire car controller power supply, and the first of the power supply start end of power supply chip and start-up capacitance
Capacitor board electrical connection, the second capacitor board of start-up capacitance are electrically connected with the power supply output end of power supply chip.
Further, above-mentioned pure electric vehicle controller, further includes: display is electrically connected with central processing module,
For each system status information of display automobile.
Further, above-mentioned pure electric vehicle controller, further includes: memory is electrically connected with central processing module,
For storing each system status information of automobile.
Further, memory is ferroelectric memory.
The utility model has the advantage that compared with prior art
1. the pure electric vehicle controller acquisition automobile control command parameter and simulative automobile signal of the utility model,
And electric machine controller is sent to according to the instruction of automobile control command parameter editor's motor braking, and judge according to simulative automobile signal
Whether the condition of satisfaction editor's motor braking instruction can adopt if so, editor's motor braking instruction is sent to electric machine controller
Collect multi-signal, it being capable of operatively compatible various；
2. the pure electric vehicle controller of the utility model includes the output of high-side driver switch and low side driving switch
Output has the characteristics that driving capability is strong, driving number is more for exporting the control signal to peripheral hardware switch；
3. the pure electric vehicle controller of the utility model include for wake up the wake-up module of energy supply control module,
Wake-up filter module, energy supply control module and power supply module for controlling control Vehicle Controller power supply, have sleep function,
The energy consumption of automobile in a non-operative state can directly be reduced.
Detailed description of the invention
Below in conjunction with drawings and examples, the utility model is described in further detail.
Fig. 1 is the pure electric vehicle controller block diagram of the utility model；
Fig. 2 is the block diagram of the pure electric vehicle controller multichannel wake-up circuit of the utility model；
Fig. 3 is the circuit diagram of the pure electric vehicle controller multichannel wake-up circuit of the utility model；
Fig. 4 is the circuit diagram of the CAN bus wake-up circuit of the utility model；
Fig. 5 is the pure electric vehicle controller application schematic diagram of the utility model；
Fig. 6 is the pure electric vehicle controller operation principle schematic diagram of the utility model；
Fig. 7 is the whole pure electric vehicle control method flow chart of the utility model.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " " and "the" may also comprise plural form.It is to be further understood that being arranged used in the specification of the utility model
Diction " comprising " refer to existing characteristics, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition one
Or other multiple features, integer, step, operation, element, component and/or their group.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term), there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.Also
It should be understood that those terms such as defined in the general dictionary, it should be understood that have and the context of the prior art
In the consistent meaning of meaning, and unless otherwise will not be explained in an idealized or overly formal meaning by specific definitions.
Around " efficiently, energy conservation, reliable, safety " this four big core objective, to the whole pure electric vehicle of the utility model
Controller develops the ten big functions such as energy management, torque coordination, troubleshooting, safeguard protection, realizes that entire car controller data are handed over
It changes, safety management, driver intention are explained, the function of power flow management.
Fig. 1 is the pure electric vehicle controller block diagram of the utility model, provided by the utility model pure referring to Fig. 1
Vehicle control unit of electric vehicle, comprising:
Automobile parameter acquisition module for acquiring automobile control command parameter and simulative automobile signal, and is sent to center
Processing module；
Central processing module, for being sent to motor control according to the instruction of automobile control command parameter editor's motor braking
Device, and judged whether to meet the condition for editing motor braking instruction according to simulative automobile signal, if so, editor's motor braking refers to
Order is sent to electric machine controller.
Further, automobile parameter acquisition module is electrically connected to central processing module.
Central processing module can be MC9S12XDP512 model chip.
The pure electric vehicle controller acquisition automobile control command parameter and simulative automobile signal of the utility model, and
It is sent to electric machine controller according to the instruction of automobile control command parameter editor's motor braking, and is according to the judgement of simulative automobile signal
The no condition for meeting editor's motor braking instruction can acquire if so, editor's motor braking instruction is sent to electric machine controller
Multi-signal, being capable of operatively compatible various.
Referring to Fig. 1, automobile parameter acquisition module includes:
AD acquisition unit, is electrically connected to central processing module, for acquiring simulative automobile signal；
Data acquisition unit passes through SPI (Serial Peripheral Interface, Serial Peripheral Interface (SPI)) bus electricity
It is connected to central processing module, for acquiring automobile control command parameter.
AD acquisition unit can be LW MA7108C model collector.Data acquisition unit can be adopted for LW S7244 model
Storage.
Further, simulative automobile signal includes accelerator pedal information and brake pedal information, for whether judging automobile
Slow down or brake, if so, the motor of editor's switching automobile is in the instruction of generating state, is sent to electric machine controller, it will
The part kinetic energy of automobile is converted into electric energy feedback to power battery, realizes braking and the recycling and reusing of energy.
Referring to Fig. 1, above-mentioned pure electric vehicle controller, further includes: the output of high-side driver switch and low side driving are opened
Output is closed, central processing module is electrically connected to, for exporting the control signal to peripheral hardware switch.
The output of high-side driver switch and the output of low side driving switch use H bridge driving chip IR2110.
The pure electric vehicle controller of the utility model includes that the output of high-side driver switch and low side driving switch are defeated
Out, for exporting the control signal to peripheral hardware switch, have the characteristics that driving capability is strong, driving number is more.
Referring to Fig. 1, above-mentioned pure electric vehicle controller, further includes: communication module is respectively electrically connected to central processing
Between module and battery management system, between central processing module and electric machine controller, central processing module and automobile instrument it
Between, for carrying out the communication of automobile transmission data with battery management system, electric machine controller, automobile instrument.Wherein, communication module
Including CAN bus and LIN bus.
Further, above-mentioned pure electric vehicle controller, further includes: display driver, it is total by CAN for receiving
Each system status information of the detected automobile of sensor of line acquisition, and display is driven, status information is shown.
Further, above-mentioned pure electric vehicle controller, further includes: display is electrically connected with central processing module,
For showing each system status information of the detected automobile of sensor acquired by CAN bus.
Further, central processing module is also used to monitor each system status information of automobile, carries out fault diagnosis, and will
Failure diagnosis information is sent to display.
Further, above-mentioned pure electric vehicle controller, further includes: memory passes through IIC with central processing module
The electrical connection of (Inter-Integrated Circuit, integrated circuit) bus, for storing each system status information of automobile, specifically
For error code, checked when for repairing.Memory can be ferroelectric memory.
Above-mentioned pure electric vehicle controller, between central processing module and battery management system, central processing mould
Between block and electric machine controller, between central processing module and automobile instrument, further includes: pure electric vehicle controller multichannel
Wake-up circuit, referring to fig. 2, pure electric vehicle controller multichannel wake-up circuit include for waking up calling out for energy supply control module
Awake module, wake-up filter module, energy supply control module and power supply module for controlling control Vehicle Controller power supply, wake up mould
Block, wake-up filter module, energy supply control module and power supply module are sequentially connected electrically.
The pure electric vehicle controller of the utility model includes for waking up the wake-up module of energy supply control module, calling out
Awake filter module, energy supply control module and power supply module for controlling control Vehicle Controller power supply, have sleep function, energy
It is enough directly to reduce the energy consumption of automobile in a non-operative state.
Shown in referring to figs. 2 and 3, energy supply control module includes the power supply chip for powering to Vehicle Controller
TPS5420, the enable signal input terminal 5 of power supply chip wake up the anti-of diode (D4, D5, D6, D7, D8, D9) with one respectively
It is electrically connected to end, each forward end for waking up diode powers on wake-up electricity with CAN bus wake-up circuit, capacitor charging control respectively
Road, controller control power on wake-up circuit and the electrical connection of power supply electrifying wake-up circuit；The power supply output end 8 of power supply chip and power supply
The power input (VCC) of module is electrically connected, and the power output end of power supply module is used to power to entire car controller, power supply chip
Power supply start end 1 be electrically connected with the first capacitor plate of start-up capacitance C54, the second capacitor board of start-up capacitance and power supply chip
Output end of powering is electrically connected.Power supply module includes the inductance of powering for electric diode D3, power supply inductance L3 and power supply filter circuit
First end is electrically connected with the power supply output end of power supply chip, and the second end for inductance of powering and the input terminal of power supply filter circuit are electrically connected
It connects, the output end for filter circuit of powering is electrically connected with the power output end of power supply module.Filter circuit of powering includes setting in parallel connection
The multiple power supply filter capacitors (C51, C52, C53 and C57) set, it is each power state the first capacitor plate of filter capacitor with power supply
The second end of inductance is electrically connected, and each power is stated the second capacitor board of filter capacitor and be grounded.Pure electric vehicle controller
Multichannel wake-up circuit further includes wake-up filter module, and wake-up filter module includes enabled filter capacitor C59, enabled filter resistance
R85 and enabled adjustable resistance VDR1 enables the first capacitor plate of filter capacitor C59 and the enable signal input terminal electricity of power supply chip
Connection, enables the second capacitor plate earthing of filter capacitor C59, enabled filter resistance R85 and enabled adjustable resistance VDR1 with make
It can filter capacitor parallel connection.The reference signal end 4 of power supply chip is electrically connected by divider resistance (R82, R83 and R84) with VCC；It is pure
Vehicle control unit of electric vehicle multichannel wake-up circuit further includes multiple wake-up resistance (R86, R87, R88, R90, R91, R92), respectively
The first end for waking up resistance is electrically connected with each forward end one-to-one correspondence for waking up diode respectively, each second end for waking up resistance point
Wake-up circuit is not powered on CAN bus wake-up circuit, capacitor charging control, controller control powers on wake-up circuit and power supply electrifying
Wake-up circuit electrical connection.The quantity of CAN bus wake-up circuit is multiple.It is more that capacitor charging control, which powers on the quantity of wake-up circuit,
It is a.
Referring to fig. 4, CAN bus wake-up circuit includes bus chip, the wake-up signal output end and power supply core of bus chip
The enable signal input terminal of piece is electrically connected.The bus chip wake-up signal input terminal and bus chip wake-up filter mould of bus chip
The output end of block is electrically connected, and the input terminal of bus chip wake-up filter module is for being electrically connected bus chip wake-up signal.Bus
Chip wake-up filter module includes triode Q1, and the first end of triode is commonly connected with first resistor R1's and second resistance R2
Point electrical connection, the other end of second resistance are electrically connected with the bus chip wake-up signal input terminal of bus chip, first resistor
The other end is electrically connected with vehicle power supply；The second end of triode is electrically connected with the first end of 3rd resistor R3, and the of 3rd resistor
Two ends with bus chip wake-up signal for being electrically connected；The third end of triode is grounded；It further include the 4th resistance R4, the 4th resistance
First end be electrically connected with the second end of 3rd resistor, the second end of the 4th resistance ground connection.Wherein, CAN1_TXD, CAN1_RXD
For the signal transmitting terminal and signal receiving end of CAN parsing；CAN1_EN is the control enable end for parsing chip, and CAN1_INH is to call out
Awake signal output end.
Pure electric vehicle controller multichannel wake-up circuit in the present embodiment, including for powering to Vehicle Controller
Power supply chip, the backward end that the enable signal input terminal 5 of power supply chip wakes up diode with one respectively are electrically connected, and respectively wake up two
The forward end of pole pipe powers on wake-up circuit with CAN bus wake-up circuit, capacitor charging control respectively, controller control powers on wake-up
Circuit and the electrical connection of power supply electrifying wake-up circuit；The power supply output end 8 and the power input of power supply module of power supply chip are electrically connected
It connects, the power output end of power supply module is used to power to entire car controller, power supply start end 1 and the start-up capacitance of power supply chip
The electrical connection of first capacitor plate, the second capacitor board of start-up capacitance are electrically connected with the power supply output end of power supply chip；It is more by being arranged
Road wake-up circuit has the function of reducing power consumption, enhances vehicle energy so that entire car controller is in suspend mode during idle time
Service efficiency makes this entire car controller be suitable for a variety of automotive types, is more widely applied.
Pure electric vehicle controller multichannel wake-up circuit in the present embodiment, CAN bus wake-up circuit include total core
Piece, the wake-up signal output end of bus chip are electrically connected with the enable signal input terminal of power supply chip；Total core of bus chip
Piece wake-up signal input terminal is electrically connected with the output end of bus chip wake-up filter module, bus chip wake-up filter module it is defeated
Enter end for being electrically connected bus chip wake-up signal；By the way that bus chip wake-up filter module is arranged, effectively outside is inhibited to make an uproar
Acoustical signal improves the anti-interference ability of wake-up circuit.
Pure electric vehicle controller multichannel wake-up circuit in the present embodiment is based on entire car controller to vehicle power consumption
A kind of control circuit, in the idle situation of vehicle, the one kind taken makes entire car controller enter sleep, the one of low-power consumption
Kind mode, advantageously reduces the unnecessary waste of vehicle energy.
There is pure electric vehicle controller multichannel wake-up circuit in the present embodiment the communication of two-way CAN bus to wake up function
Can, core chips TJA1041, TJA1041 are powered by the normal electricity of 12V power supply, so TJA1041 is constantly in for electrician
Make state, central processing module can control the working condition of TJA1041, specific logic by control STB pin and EN pin
Control mode is as follows, when TJA1041 in a dormant state when, INH is low level, when TJA1041 is in normal operating conditions,
INH is high level, can control the enabled pin (5 feet, ENA foot) of power supply chip TPS5420 by CAN1_INH signal, thus
Control entire car controller+5V voltage whether power, from achieve the purpose that reduce power consumption.Share 3 kinds of methods can by TJA1041 from
Sleep or standby mode wake up: 1. are waken up by the edge of pin WAKE, and any hopping edge of pin WAKE can all generate
Wake events, in order to inhibit external noise pin WAKE to be integrated with a filter this means that state later on pin WAKE
TWAKE is effective within certain time, if the high level on pin WAKE continue at least tWAKE pin WAKE provide one to
The inside of VBAT pulls up, and has one to pull down if the low level of pin WAKE continue at least tWAKE to the inside of GND.2.
By mode convert wake up, can also by when being switched to normal mode set pin INH be high level carry out mode conversion,
This to central processing module persistently power on using very useful.3. waking up identifing source, TJA1041 can identify the sheet of pin WAKE
Ground wake events or the wake source waken up by dominant bus state wake up if the wake source of pin WAKE is an edge
Source indicator set, if wake-up can be read on pin/ERR by entering normal mode wake source from other modes.
Pure electric vehicle controller multichannel wake-up circuit in the present embodiment, the wake-up of other various ways, referring to figure
3, respectively CC1 charge control powers on, CC2 charge control powers on, KL15 control, powers on PWR_ON, wakes up central principle and CAN
Bus wake-up is similar, by giving+12V high level of enabled pin (5 feet, ENA foot) of power supply chip TPS5420, gives vehicle
Controller offer+5V electricity, achievees the purpose that wake-up.
Pure electric vehicle controller multichannel wake-up circuit in the present embodiment reaches the core circuit that multichannel individually wakes up
The ingenious use of diode MMSD4148 is exactly waken up, as long as this 6 road wake-up circuit has 1 tunnel for high level, the conducting of diode,
Triggering wakes up, and each road wake-up signal does not interact.
Fig. 5 is the pure electric vehicle controller application schematic diagram of the utility model, as shown in figure 5, entire car controller
(Vehicle Control Unit, VCU) is carried out by CAN bus and battery management system, electric machine controller and automobile instrument
Data communication, and accelerator pedal information and brake pedal information are acquired, receive switching signal, such as charge switch signal, key
Switching signal, driving switch signal and brake switch signal receive the frequency detected signal to vacuum controller, based on the received
Information and signal generates control instruction, enabled by high-side driver switch and low side driving switch driving DCDC (voltage conversion),
Motor speed adjustment, pump speed control, fan swicth, reversing light switch etc..
Fig. 6 is the pure electric vehicle controller operation principle schematic diagram of the utility model, referring to Fig. 6, pure electric vehicle vapour
Vehicle entire car controller includes CAN (Controller Area Network, controller local area network) bus, memory, high-end drive
Dynamic, low side driving, AD (Analog-to-Digital, modulus) acquisition, high-side signal and low-side signal acquisition.
1, CAN bus is used for and BMS (BATTERY MANAGEMENT SYSTEM, battery management system), MCU
(Microcontroller Unit, micro-control unit), instrument carry out data transmission, and have arousal function.
2, memory is mainly used for storing related data information.
3, high-side driver, low side driving are mainly used for the control that peripheral hardware switchs.
4, AD acquisition is for collection of simulant signal such as accelerator pedal, brake pedals.
5, high-side signal and low-side signal acquisition are used for automobile concerned control command.
The entire car controller function of this project exploitation includes: driving moment control, the optimal control of braking energy, vehicle
Energy management, the maintenance and management of CAN network, the diagnosis of failure and processing, vehicle-state monitoring etc..
1) vehicle drive control
It according to situations such as the driving demand of driver, vehicle-states, is analyzed and is handled, issued and instruct to electric machine controller,
Meet driving cycles requirement.Including operating conditions such as starting, advance, retroversion, regenerative braking, fault detection and processing.
2) the energy-optimised management of vehicle
It is dynamic by motor driven systems, battery management system, transmission system and the other vehicular energies to electric car
The coordination and management of Force system (such as air-conditioning), to obtain optimal capacity usage ratio.
3) network management
Entire car controller is responsible for organizational information transmission, network status monitoring, network node control as information control center
Etc. functions, network fault diagnosis and processing.
4) regeneration braking control
According to brake pedal and accelerator pedal information, vehicle running state information, accumulator status information, to motor control
Device issues braking instruction, under the premise of not influencing former vehicle braking ability, recovery section energy.
5) fault diagnosis and dealing
Continuous monitoring vehicle electric-control system, carries out fault diagnosis.Error code is stored, for checking when maintenance.Malfunction indicator lamp
Indicate fault category and partial fault code.According to defect content, corresponding safe protection treatment is carried out in time.For less serious
Failure, can accomplish " limp-home ".
6) vehicle-state monitoring and display
Master controller detects vehicle-state and its each subsystem state information, driving display by sensor and CAN bus
Instrument shows status information and failure diagnosis information by display instrument.Show that content includes: speed, mileage, motor
Revolving speed, temperature, electricity, voltage, the electric current of battery, fault message etc..
On the basis of pure electric sedan master controller functional analysis, central processing module is selected as processor, and press
Master controller is divided into following several modules: central processing module module, data acquisition module (analog- and digital- amount), function by function
Rate driving and protective module, power module, communication module (CAN bus and LIN bus), instrument drive and display module etc..
The hardware structure of the pure electric vehicle controller of the utility model is more advantageous to the extension of software function, as can
Amount recycling, the correlation functions such as fault diagnosis.
The on-off models such as initiation key, charge switch, air-conditioning switch, vehicle mode, gear and application position usually pass through
Cross stabilization, isolation, level conversion and integer processing.
Fig. 7 is the whole pure electric vehicle control method flow chart of the utility model, and referring to Fig. 7, the utility model is provided
Based on above-mentioned entire car controller realize whole pure electric vehicle control method, comprising the following steps:
Automobile control command parameter and simulative automobile signal are acquired, and is sent to central processing module；
It is sent to electric machine controller according to the instruction of automobile control command parameter editor's motor braking, and is believed according to simulative automobile
Number judge whether the condition for meeting editor's motor braking instruction, if so, editor's motor braking instruction is sent to electric machine controller.
The whole pure electric vehicle control method acquisition automobile control command parameter and simulative automobile signal of the utility model,
And electric machine controller is sent to according to the instruction of automobile control command parameter editor's motor braking, and judge according to simulative automobile signal
Whether the condition of satisfaction editor's motor braking instruction can adopt if so, editor's motor braking instruction is sent to electric machine controller
Collect multi-signal, it being capable of operatively compatible various；
The whole pure electric vehicle control method of the utility model includes the output of high-side driver switch and low side driving switch
Output has the characteristics that driving capability is strong, driving number is more for exporting the control signal to peripheral hardware switch；
The whole pure electric vehicle control method of the utility model include for wake up the wake-up module of energy supply control module,
Wake-up filter module, energy supply control module and power supply module for controlling control Vehicle Controller power supply, have sleep function,
The energy consumption of automobile in a non-operative state can directly be reduced.
For embodiment of the method, since it is substantially similar to Installation practice, so be described relatively simple, it is related
Place illustrates referring to the part of Installation practice.
For embodiment of the method, for simple description, therefore, it is stated as a series of action combinations, but this field
Technical staff should be aware of, and the utility model embodiment is not limited by the described action sequence, because practical according to this
New embodiment, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, the embodiments described in the specification are all preferred embodiments, and related movement not necessarily the utility model is real
It applies necessary to example.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of pure electric vehicle controller characterized by comprising
Automobile parameter acquisition module for acquiring automobile control command parameter and simulative automobile signal, and is sent to central processing
Module；
Central processing module, for being sent to electric machine controller according to the instruction of automobile control command parameter editor's motor braking, and
Judge whether the condition for meeting editor's motor braking instruction according to simulative automobile signal, if so, editor's motor braking instruction hair
It send to electric machine controller,
Automobile parameter acquisition module is electrically connected to central processing module.
2. pure electric vehicle controller according to claim 1, which is characterized in that automobile parameter acquisition module packet
It includes:
AD acquisition unit, is electrically connected to central processing module, for acquiring simulative automobile signal；
Data acquisition unit is electrically connected to central processing module, for acquiring automobile control command parameter.
3. pure electric vehicle controller according to claim 2, which is characterized in that further include: high-side driver switch
Output and the output of low side driving switch, are electrically connected to central processing module, for exporting the control signal to peripheral hardware switch.
4. pure electric vehicle controller according to claim 3, which is characterized in that further include: communication module, respectively
Be connected electrically between central processing module and battery management system, between central processing module and electric machine controller, central processing
Between module and automobile instrument, for carrying out the logical of automobile transmission data with battery management system, electric machine controller, automobile instrument
Letter.
5. pure electric vehicle controller according to claim 4, which is characterized in that communication module includes CAN bus
With LIN bus.
6. pure electric vehicle controller according to claim 1, which is characterized in that further include: pure electric automobile is whole
Vehicle controller multichannel wake-up circuit, the pure electric vehicle controller multichannel wake-up circuit include for waking up power supply control mould
The wake-up module of block, wake-up filter module, energy supply control module and power supply module for controlling control Vehicle Controller power supply,
Wake-up module, wake-up filter module, energy supply control module and power supply module are sequentially connected electrically.
7. pure electric vehicle controller according to claim 6, which is characterized in that energy supply control module includes being used for
Control Vehicle Controller power supply power supply chip, wake-up module include CAN bus wake-up circuit, capacitor charging control power on wake-up
Circuit, controller control power on wake-up circuit and power supply electrifying wake-up circuit, the enable signal input terminal of power supply chip respectively with
The backward end electrical connection of one wake-up diode, each forward end for waking up diode are filled with CAN bus wake-up circuit, capacitor respectively
Electric control powers on wake-up circuit, controller control powers on wake-up circuit and the electrical connection of power supply electrifying wake-up circuit；Power supply chip
Power supply output end is electrically connected with the power input of power supply module, and the power output end of power supply module is used to supply to entire car controller
Electricity, the power supply start end of power supply chip are electrically connected with the first capacitor plate of start-up capacitance, the second capacitor board and electricity of start-up capacitance
The power supply output end of source chip is electrically connected.
8. pure electric vehicle controller according to claim 7, which is characterized in that further include: display, with center
Processing module electrical connection, is used for each system status information of display automobile.
9. pure electric vehicle controller according to claim 8, which is characterized in that further include: memory, with center
Processing module electrical connection, for storing each system status information of automobile.
10. pure electric vehicle controller according to claim 9, which is characterized in that memory is ferroelectric memory.
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| CN201821940364.8U CN209426573U (en) | 2018-11-23 | 2018-11-23 | A kind of pure electric vehicle controller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435692A (en) * | 2018-11-23 | 2019-03-08 | 北斗航天汽车（北京）有限公司 | A kind of pure electric vehicle controller and control method of finished |
| CN111284362A (en) * | 2020-03-17 | 2020-06-16 | 南京四象新能源科技有限公司 | Control circuit of battery management system BMS, battery management system and electric equipment |
| CN111452631A (en) * | 2020-04-28 | 2020-07-28 | 智车优行科技（北京）有限公司 | New energy automobile integrated control system and control method |
-
2018
- 2018-11-23 CN CN201821940364.8U patent/CN209426573U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435692A (en) * | 2018-11-23 | 2019-03-08 | 北斗航天汽车（北京）有限公司 | A kind of pure electric vehicle controller and control method of finished |
| CN111284362A (en) * | 2020-03-17 | 2020-06-16 | 南京四象新能源科技有限公司 | Control circuit of battery management system BMS, battery management system and electric equipment |
| CN111452631A (en) * | 2020-04-28 | 2020-07-28 | 智车优行科技（北京）有限公司 | New energy automobile integrated control system and control method |
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