CN206506308U - Battery of electric vehicle controller architecture based on two-wire system carrier wave bus control system - Google Patents
Battery of electric vehicle controller architecture based on two-wire system carrier wave bus control system Download PDFInfo
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- CN206506308U CN206506308U CN201621217414.0U CN201621217414U CN206506308U CN 206506308 U CN206506308 U CN 206506308U CN 201621217414 U CN201621217414 U CN 201621217414U CN 206506308 U CN206506308 U CN 206506308U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/72—Electric energy management in electromobility
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Abstract
The utility model provides a kind of battery of electric vehicle controller architecture based on two-wire system carrier wave bus control system, the battery controller includes battery management SOC, and the battery management SOC includes identification number memory module (FLASH ID storages)；Be stored with the identification number memory module (FLASH ID storages) unique id number corresponding with whole electric vehicle.The utility model has been greatly saved connecting line quantity, simplifies maintenance program, while promoting the generation of electric accessory motor unified standard；The electric accessory motor produced using this programme, there is a chip with safe encryption function the core of each accessory, chip internal has independent No. ID, the special equipment only provided by producer could be changed, and effectively contain that the robber of electric accessory motor even vehicle robs behavior by thoroughly breaking off channels of stolen goods disposal.
Description
Technical field
The utility model belongs to two-wheeled/three-wheeled electric vehicle field, be related to a kind of novel electric vehicle electric-control system and its
Corresponding accessory structure.
Background technology
(two-wheeled/three-wheel) product function of electric car has tended to be perfect, and control technology for electric motor car is also progressively ripe.With electricity
The function gradual perfection of motor-car, intellectuality is stepped up, still：
1. the big electronic unit of electric car three：Connecting line between electric machine speed regulation controller, instrument board, battery is more and more,
Up to ten is a plurality of at present, and length of cable is long, does not there is unified standard so far, and there are the separate standards of oneself in each producer and connect
Line mode, maintenance and parts to electric car, which are exchanged, brings very big difficulty, while also resulting in the wasting of resources and potential safety hazard.
2. whole electric vehicle and its electric accessory motor are stolen, situation is serious, and it is after stolen accessory is easily renovated to trace it to its cause
Again sell and obtain sudden huge profits.
The content of the invention
Present applicant proposes the automatically controlled scheme of low cost, it can be solved the above problems, be related to system：
Electric car three-wire system carrier wave 1. (B-TRI Bus) bus control system, electric car two-wire system carrier wave bus (B-PLC
Bus) control system；
2. instrument disk controller and its SOC (model MD80F9234) with safe encryption function
3. the battery controller with safe encryption function and its SOC (model MD80F9222)
4. electric machine speed regulation controller and its SOC (model MD80F9211) with safe encryption function
5. electric accessory motor recognizes encryption system and traceability management system
The electric car assembled with this programme, electric machine speed regulation controller, the on line between instrument board, battery can be reduced to two
Root power line (i.e. two-wire bus system) B-PLC Bus, or two add one with signal wire (three-wire bus system) B-TRI with power line
Bus, has been greatly saved connecting line quantity, has simplified maintenance program, while promoting the generation of electric accessory motor unified standard.
Meanwhile, the electric accessory motor produced using this programme, the core of each accessory has one there is safety to add
The chip of close function, chip internal has independent No. ID, this No. ID when dispatching from the factory by producer's burning, only provided by producer
Special equipment could change.When dispatching from the factory, each accessory of an electric car is belonged to, possesses identical id number, such as
Vehicle Identify Number is the instrument disk controller of 9527 electric car, electric machine speed regulation controller, No. ID of the chip inside battery controller
Code is all identical.The accessory of id numbers different from 9527 vehicle frames cannot be used in above 9527 cars.Or second-hand accessory is returned
Genuine is returned, otherwise return to special service station processing.During second-hand accessory maintenance, the special volume provided first by electric car manufacturer
Journey device connects accessory by bus, reads the Quick Response Code that accessory encryption ID is shown as on Quick Response Code, mobile phone A PP scanning programmable devices,
And it is uploaded to the server of manufacturer, manufacturer personnel after sale know information and the sale path of this accessory first, then exclude robber and rob thing
After product, mono- group of authorization code of mobile phone A PP is handed down to, maintenance station or maintenance personal can utilize the special of manufacturer's offer by this authorization code
The id number of the accessory is changed with programmable device, with vehicle match to be repaired.
Car owner just may be notified that in buying car to be robbed in case of stolen and the information that vehicle is lost can be offered into manufacturer, if it find that dimension
The corresponding vehicle of the accessory repaiied ID occurs robber and robbed, and manufacturer personnel can notify car owner's relevant information as foundation of reporting a case to the security authorities immediately.
It is internal that this chip is rooted in accessory (such as battery etc.), will if chip pulled down, it is necessary to depth disassembles accessory
The renovation or recycle value for making accessory are slumped.
So, it is possible to thoroughly break off electric car and steal the channels of stolen goods disposal robbed.
In view of this, present patent application is mainly protected applied to solving the above problems based on two-wire system carrier wave bus marco
The battery of electric vehicle controller architecture of system.
The utility model technical scheme to be protected is：
A kind of battery of electric vehicle controller architecture based on two-wire system carrier wave bus control system, the battery controller,
It includes power supply circuit, relay, thermo-sensitive resistor, constantan-made resistances, metal-oxide-semiconductor, carrier wave termination power, drive amplification circuit and buffering
Filter circuit；
Also include battery management SOC, (preferably, battery management SOC uses model MD80F9222 SOC
Chip), the battery management SOC includes CPU and electrically connected respectively with CPU
It is electric car carrier wave bus control module (B-PLC BUS Controller), analog-digital converter module (ADC), symmetrical
Encryption/decryption module (DES.), identification number memory module (FLASH ID storages), GIO (GPIO) and impulse wave
Shape generator (PWM)；The identification number memory module (FLASH ID storages) is stored with corresponding with whole electric vehicle unique
Id number；
The electric car carrier wave bus control module (B-PLC BUS Controller) includes forward error correction encoding and decoding mould
Block (FEC), binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK Demod.), forward direction entangles
Miscode decoder module (FEC) respectively with binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK
Demod.) electrically connect；
The binary phase modulation module (BPSK mod.) and load of drive amplification module respectively with battery management SOC
Ripple termination power is electrically connected；
Filtration module is buffered outside SOC, respectively with the binary phase demodulation module of battery management SOC
(BPSK Demod.) and carrier wave termination power are electrically connected；
Thermo-sensitive resistor is electrically connected with the analog-digital converter module (ADC) in SOC；
One end of constantan-made resistances is used to connect battery battery core positive pole, and the other end of constantan-made resistances is electrically connected relay
Input, the input of mos pipes, the analog-digital converter module (ADC) of power supply circuit and battery management SOC；
The output end of relay electrically connects carrier wave termination power with the output end of metal-oxide-semiconductor；
Carrier wave termination power is also connected with two-wire system bus (B-PLC Bus)；
The control end of relay is connected on the GIO of battery management SOC (GPIO)；
The control end of metal-oxide-semiconductor is connected on the pulse-pattern generator of battery management SOC (PWM).
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is three-wire system bus control system (B-TRI Bus) structure principle chart；
Fig. 2 is the instrument disk controller and its SOC structural principle of three-wire system bus control system (B-TRI Bus)
Figure；
Fig. 3 is the battery controller and its SOC structure principle chart of three-wire system bus control system (B-TRI Bus)；
Fig. 4 is the electric machine speed regulation controller and its SOC structural principle of three-wire system bus control system (B-TRI Bus)
Figure；
Fig. 5 is two-wire system bus control system (B-PLC Bus) structure principle chart；
Fig. 6 is two-wire system bus control system (B-PLC Bus) instrument disk controller and its structural principle of SOC
Figure；
Fig. 7 is the battery controller of two-wire system bus control system (B-PLC Bus) and the structure principle chart of SOC；
Fig. 8 is the electric machine speed regulation controller of two-wire system bus control system (B-PLC Bus) and the structural principle of SOC
Figure；
Fig. 9 is that electric accessory motor recognizes that flow chart is changed in encryption and the maintenance of traceability management system accessory
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The scheme of three-wire system is introduced first.
As shown in figure 1, electric car three-wire system bus control system (B-TRI Bus) structure, including instrument disk controller 1,
Electric machine speed regulation controller 2 and battery controller 3；
Instrument disk controller 1 is electrically connected handle signal acquisition module 7, group gear signal acquisition module 8, brake signal and adopted
Collect module 9, electronic lock signal acquisition module 10；
The electrical connection of electric machine speed regulation controller 2 and controlled motor 5, and electric machine speed regulation controller 2 is fixed in one with motor 5；
Battery controller 3 electrically connects battery core 4, and battery controller 3 is fixed in one with battery core 4；
It should be noted that, it is as described herein to be fixed in one, such as battery controller 3 and battery core 4, refer to be presented to user
Be that in a part, two parts are packaged in a housing, i.e., for a user, what it was seen
This part of the battery being known as.If two parts separated, overall structure, at least shell meeting can be destroyed
It is destroyed, thus it is apparent recognize the part and be disassembled decomposed.
Instrument disk controller 1, electric machine speed regulation controller 2 and the three of battery controller 3 are to carry out electricity by three-wire system bus
Connection, the three-wire system bus by positive and negative electrode power line and a signal line group into；
This bus system is primary and secondary structure, and instrument disk controller 1 is main frame, and battery controller 3 is controlled with electric machine speed regulation
Device 2 is slave；
The bus line command passed through in bus is divided into two kinds of control and inquiry, and instrument disk controller 1 is received from handle, dialled
The signal of the signal acquisition modules such as gear, brake, electron key/lock, is converted into bus line command, through three-wire system bus (B-TRI
Bus signal wire) is published to battery controller, electric machine speed regulation controller end；Instrument disk controller 1 can send inquiry life simultaneously
Order, the battery information and electric machine speed regulation controller of the signal wire inquiry battery controller through three-wire system bus (B-TRI Bus)
The information such as working condition and speed.
Battery controller 3 and electric machine speed regulation controller 2 receive the bus line command from instrument disk controller 1, and according to life
Various functions response is made in order.Three controllers of system have park mode, 3 states of Auto-Sensing Mode and mode of operation respectively：
Park mode：When vehicle is closed, battery controller is in park mode, and battery controller control battery current limliting is defeated
Go out, maximum 100mA (500mA) electric current.At this moment instrument disk controller is also in park mode simultaneously with electric machine speed regulation controller.When
So, now system is upper electric.
Auto-Sensing Mode：When vehicle is opened, instrument disk controller receives the unlatching letter of car key/lock signal acquisition module
Number, Auto-Sensing Mode is immediately entered, System self-test is carried out, the signal wire issue self-inspection order through three-wire system bus (B-TRI Bus),
Battery controller is waken up simultaneously also enters Auto-Sensing Mode with electric machine speed regulation controller.Self-inspection order by plain code self-inspection command word and
Plus overstocked id number composition, No. ID is decrypted after receiving for battery controller and electric machine speed regulation controller, by the ID of decryption
Return to response message after being compared with the ID of itself, response message be made up of 2 parts, response plain code (matching is mismatched) and plus
Close self-ID information.
If battery controller is if it find that No. ID matching, is transformed into mode of operation, cancellation current limliting output.If it find that
Oneself No. ID mismatch, then be transformed into park mode.
Electric machine speed regulation controller is if it find that No. ID matching, then be transformed into mode of operation.If it find that oneself No. ID not
Match somebody with somebody, be then transformed into park mode, not motor.
In view of the application environment of two-wheeled/three-wheeled electric vehicle, bus is exposed, it is easy to be interfered, so this is
System sets bus length to be maximum 2 meters, and semiduplex mode, signal modulation mode is BPSK, and bus signals communication speed is
100kbps.Carrier frequency point is 4MHz, 0~5V of level value (the positive and negative 5V of level value).
As shown in Fig. 2 in this electric car three-wire system bus control system, this application provides the instrument disk controller
A kind of structure type of the 1 safe encryption function of band：
Instrument disk controller 1, it includes power supply circuit module, drive amplification module, buffering filtration module, RF interfaces, also
Including
Instrument SOC (the instrument SOC in the present embodiment uses model MD80F9234 SOC), it is described
Instrument SOC includes CPU and respectively electrically connected with CPU
Electric car carrier wave bus control module (B-PLC BUS Controller), analog-digital converter module (ADC), display
Control module (DISP.), symmetrical encryption/decryption module (DES.), identification number memory module (FLASH ID storages), wireless key control
Molding block (RF KEY Controller), GIO (GPIO) and general serial mouth mold block (UART)；The mark
Be stored with knowledge memory module (FLASH ID storages) unique id number corresponding with vehicle；
The electric car carrier wave bus control module (B-PLC BUS Controller) includes forward error correction encoding and decoding mould
Block (FEC), binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK Demod.), forward direction entangles
Miscode decoder module (FEC) respectively with binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK
Demod.) electrically connect；
Drive amplification module respectively with binary phase modulation module (BPSK mod.) and three-wire system bus (B-TRI
Bus signal wire electrical connection)；
Buffer filtration module respectively with binary phase demodulation module (BPSK Demod.) and three-wire system bus (B-TRI
Bus signal wire electrical connection)；
Analog-digital converter module (ADC) the electrical connection handle signal acquisition module of instrument SOC, universal input output mould
Block (GPIO), which is electrically connected, dials gear signal acquisition module 8, brake signal acquisition module 9 and electronic lock signal acquisition module 10；
RF interfaces are electrically connected with wireless key control module (RF KEY Controller)；
Further, in addition to GPS interface, for electrically connecting GPS module；GPS interface and the general serial mouth mold block
(UART) electrically connect；
Park mode：When electronic lock closing or RF car keies (wireless key) signal-off, instrument disk controller 1, which is in, stops
Sleep mode.
Auto-Sensing Mode：Electronic lock switch or car key signal and can wake up instrument board controller 1, and make instrument board control
Device 1 is in Auto-Sensing Mode.
System self-test process：The CPU of instrument SOC reads storage from identification number memory module (FLASH ID storages)
Unique id number corresponding with vehicle, be then encrypted by DES algoritic modules, the data after encryption plus self-inspection order
Order is entered by the forward error correction coding/decoding module (FEC) of electric car carrier wave bus control module (B-PLC BUS Controller)
Row forward error correction coding, then modulated by binary phase modulation module (BPSK mod.), by the signal output instrument after modulation
On SOC, the signal wire that three-wire system bus (B-TRI Bus) is sent to by the drive amplification module of instrument disk controller 1.
The battery controller or electric machine speed regulation controller of the bus other end are received after self-inspection order by three-wire system bus
The signal wire of (B-TRI Bus) beams back answer signal.Answer signal is sent back to instrument disk controller 1 and entered by buffering filtration module
Enter the binary phase demodulation module (BPSK Demod.) of instrument SOC, it is demodulated after signal pass through forward error correction again
Coding/decoding module (FEC) error correction decoding is reduced into reply data and the ID encryption information of other side, and it is right that ID encryption information passes through
Claim to obtain id number after encryption/decryption module (DES.) decryption, CPU comes by the verification to reply data and the comparison to id number
It is confirmed whether self-inspection success.
Mode of operation：
If CPU confirms self-inspection success, instrument disk controller 1 initially enters normal mode of operation.Instrument SOC profit
Detect the change of handle signal acquisition module resistance, GIO in real time with analog-digital converter module (ADC)
(GPIO) shape of gear signal acquisition module 8, brake signal acquisition module 9 and electronic lock signal acquisition module 10 is dialled in monitoring in real time
State.These data are sent to CPU processing.Car key signal enters wireless key control module by RF interfaces simultaneously
In (RF KEY Controller), car key signal is also directed to handle in CPU.If being circumscribed with GPS module simultaneously, lead to
The general serial mouth mold block (UART) crossed on chip carries out the reading of GPS coordinate information, and is stored in FLASH, forms driving
Track.CPU, to control command is formed, passes through electric car carrier wave bus control module (B-PLC BUS according to these state transformations
Controller forward error correction coding/decoding module (FEC) forward error correction coding), and binary phase modulation module (BPSK
Mod. the letter for being sent to three-wire system bus (B-TRI Bus) is sent to the drive amplification module on instrument disk controller 1 after) modulating
On number line.
The timer TIMER that instrument disk controller 1 is carried by instrument SOC is timed, and regularly passes through three-wire system
The signal wire issued state querying command of bus (B-TRI Bus), battery controller 3 can believe the states such as dump energy after receiving
Breath is beamed back by the signal wire of bus (B-TRI Bus)；Electric machine speed regulation controller 2 can pass through the status informations such as speed after receiving
The signal wire of bus (B-TRI Bus) is beamed back.These status signals are sent back on the mainboard of instrument disk controller 1 by bus to be passed through
Buffering filtration module enter chip binary phase demodulation module (BPSK Demod.) be demodulated, it is demodulated after letter
Number reply data is reduced into by forward error correction coding/decoding module (FEC) error correction decoding again, CPU passes through after reply data is handled
Display control module (DISP.) is output on instrument board and shown.
As shown in figure 3, in this electric car three-wire system bus control system, this application provides the battery controller 3
A kind of safe encryption function of band structure type：
Battery controller 3, it includes power supply circuit, relay, thermo-sensitive resistor, constantan-made resistances, metal-oxide-semiconductor, drive amplification electricity
Road and buffering filter circuit；
The battery management SOC also included in battery management SOC, the present embodiment uses model MD80F9222
SOC, the battery management SOC includes CPU and electrically connected respectively with CPU
It is electric car carrier wave bus control module (B-PLC BUS Controller), analog-digital converter module (ADC), symmetrical
Encryption/decryption module (DES.), identification number memory module (FLASH ID storages), GIO (GPIO) and impulse wave
Shape generator (PWM)；The identification number memory module (FLASH ID storages) is stored with corresponding with whole electric vehicle unique
Id number；
The electric car carrier wave bus control module (B-PLC BUS Controller) includes forward error correction encoding and decoding mould
Block (FEC), binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK Demod.), forward direction entangles
Miscode decoder module (FEC) respectively with binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK
Demod.) electrically connect；
Drive amplification module respectively with the binary phase modulation module (BPSK mod.) of battery management SOC and control
The signal wire electrical connection of three-wire system bus (B-TRI Bus) outside device processed；
Filtration module is buffered outside SOC, respectively with the binary phase demodulation module of battery management SOC
The signal wire electrical connection of three-wire system bus (B-TRI Bus) outside (BPSK Demod.) and controller；
Thermo-sensitive resistor is electrically connected with the analog-digital converter module (ADC) in SOC；
One end of constantan-made resistances is used to connect battery battery core positive pole, and the other end of constantan-made resistances is electrically connected relay
Input, the input of mos pipes, the analog-digital converter module (ADC) of power supply circuit and battery management SOC；
The output end of relay is electrically connected with the output end of metal-oxide-semiconductor on three-wire system bus (B-TRI Bus) power line；
The control end of relay is connected on the GIO of battery management SOC (GPIO)；
The control end of metal-oxide-semiconductor is connected on the pulse-pattern generator of battery management SOC (PWM).
Park mode：When not receiving the self-inspection order that bus is sent, battery controller is in park mode.Now power supply pipe
Manage SOC control relay to close, while controlling metal-oxide-semiconductor output current maximum 100mA (500mA)
Auto-Sensing Mode：Self-inspection command signal from instrument disk controller 1 makes battery controller be in Auto-Sensing Mode.
Self-inspection command signal from instrument disk controller 1 is dealt into by the signal wire of three-wire system bus (B-TRI Bus)
Battery controller, the binary phase demodulation module (BPSK Demod.) of power management SOC is entered by buffering filtering,
Signal after demodulated is reduced into order data and the ID of other side by forward error correction coding/decoding module (FEC) error correction decoding again
Number encryption information, ID encryption information obtains id number after being decrypted by symmetrical encryption/decryption module (DES.), power management SOC's
CPU reads the id number of oneself, and is confirmed whether self-inspection success by the verification to order data and to the comparison of id number.
If unsuccessful CPU controls transitions to park mode, while sending the acknowledgement command of self-inspection mistake and adding for oneself
Close id information.If success CPU controls transitions to mode of operation, while sending the correct acknowledgement command of self-inspection and the encryption of oneself
Id information.Process is as follows：
The CPU of power management SOC reads oneself of storage from identification number memory module (FLASH ID storages)
Unique id number corresponding with whole electric vehicle, is then encrypted by symmetrical encryption/decryption module (DES.), after encryption
Data are compiled plus acknowledgement command by the forward error correction of electric car carrier wave bus control module (B-PLC BUS Controller)
Decoder module (FEC) carries out forward error correction coding, then is modulated by binary phase modulation module (BPSK mod.), will modulate
Signal output chip afterwards, three-wire system bus (B-TRI Bus) letter is sent to by the drive amplification circuit of battery controller
On number line.
Mode of operation：
If power management SOC CPU confirms self-inspection success, battery controller initially enters normal mode of operation.Electricity
Source control SOC CPU closes metal-oxide-semiconductor by pulse-pattern generator (PWM) and opened simultaneously with GIO (GPIO)
Relay is opened normally to power for vehicle.Power management SOC CPU detects temperature sensitive electricity in real time using analog-digital converter module (ADC)
The change of resistance, notes down the temperature of battery.Sampling monitoring current value of the analog-digital converter module (ADC) to constantan-made resistances is utilized simultaneously
And magnitude of voltage, record and the electricity for calculating battery.By these data recordings inside FLASH.Instrument disk controller passes through bus
B-TRI Bus issued state querying commands, are dealt into the binary phase that battery controller enters chip by buffering filtration module
Demodulation module (BPSK Demod.), it is demodulated after signal again by forward error correction coding/decoding module (FEC) error correction decoding also
Original is into command message, and power management SOC CPU chooses such as battery current, battery temperature etc. according to command message from FLASH
Status information, forms state response message, then passes through electric car carrier wave bus control module (B-PLC BUS
Controller forward error correction coding/decoding module (FEC) forward error correction coding), and binary phase modulation module (BPSK
Mod. after) modulating, it is sent to after amplifying through drive amplification circuit on three-wire system bus (B-TRI Bus) signal wire.
As shown in figure 4, in this electric car three-wire system bus control system, this application provides electric machine speed regulation control
A kind of structure type of the safe encryption function of band of device 2：
Electric machine speed regulation controller 2, it includes power supply circuit, MOS arrays, drive amplification circuit, buffering filter circuit；
The electric machine speed regulation SOC also included in electric machine speed regulation SOC, the present embodiment uses model MD80F9211
SOC, the electric machine speed regulation SOC includes CPU and electrically connected respectively with CPU
It is electric car carrier wave bus control module (B-PLC BUS Controller), analog-digital converter module (ADC), symmetrical
Encryption/decryption module (DES.), identification number memory module (FLASH ID storages), GIO (GPIO) and multichannel arteries and veins
Rush waveform generator (multi-channel PWM)；The identification number memory module (FLASH ID storages) is stored with corresponding with whole electric vehicle
Unique id number；
The electric car carrier wave bus control module (B-PLC BUS Controller) includes forward error correction encoding and decoding mould
Block (FEC), binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK Demod.), forward direction entangles
Miscode decoder module (FEC) respectively with binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK
Demod.) electrically connect；
Drive amplification module respectively with the binary phase modulation module (BPSK mod.) of electric machine speed regulation SOC and control
The signal wire electrical connection of three-wire system bus (B-TRI Bus) outside device processed；
Filtration module is buffered outside electric machine speed regulation SOC, respectively with the binary phase solution of electric machine speed regulation SOC
The signal wire electrical connection of three-wire system bus (B-TRI Bus) outside mode transfer block (BPSK Demod.) and controller；
Multiplex pulse waveform generator (multi-channel PWM) is electrically connected with the control end of MOS arrays；
Hall sensor is electrically connected with the analog-digital converter module (ADC) inside electric machine speed regulation SOC；
Wheel hub motor is electrically connected with the output end of MOS arrays；
Power supply circuit is connected with the power line of three-wire system bus (B-TRI Bus).
Park mode：When not receiving the self-inspection order that bus is sent, electric machine speed regulation controller is in park mode.It is now electric
Machine speed governing SOC control MOS arrays are closed.
Auto-Sensing Mode：Self-inspection command signal from instrument disk controller makes electric machine speed regulation controller be in Auto-Sensing Mode.
Self-inspection command signal from instrument disk controller is dealt into electric machine speed regulation controller by bus (B-TRI Bus),
Enter the binary phase demodulation module (BPSK DEMOD.) of electric machine speed regulation SOC by buffering filter circuit, it is demodulated
Signal afterwards is reduced into order data and No. ID encryption letter of other side by forward error correction coding/decoding module (FEC) error correction decoding again
Breath, ID encryption information obtains id number after being decrypted by DES modules, and the CPU of electric machine speed regulation SOC reads oneself No. ID
Code, and with verification of the team to order data and the comparison to id number come be confirmed whether self-inspection success.
If unsuccessful CPU controls transitions to park mode, while sending the acknowledgement command of self-inspection mistake and adding for oneself
Close id information.If success CPU controls transitions to mode of operation, while sending the correct acknowledgement command of self-inspection and the encryption of oneself
Id information.Process is as follows, and the CPU of electric machine speed regulation SOC reads the id number of oneself of storage from FLASH, then passes through
Symmetrical encryption/decryption module (DES.) is encrypted, and the data after encryption pass through electric car carrier wave bus marco mould plus acknowledgement command
The forward error correction coding/decoding module (FEC) of block (B-PLC BUS Controller) carries out forward error correction coding, is passing through BPSK
Modulation, by the signal output chip after modulation, bus is sent to by the drive amplification circuit on electric machine speed regulation controller mainboard
On B-TRI Bus signal wire.
Mode of operation：
If the CPU of electric machine speed regulation SOC confirms self-inspection success, electric machine speed regulation controller initially enters normal work
Pattern.Instrument disk controller by bus B-TRI Bus issued state querying commands, be dealt into electric machine speed regulation controller through too slow
Rush filter circuit enter chip binary phase demodulation module (BPSK DEMOD.), it is demodulated after signal pass through again before
Command message is reduced into error correction coding/decoding module (FEC) error correction decoding, the CPU of electric machine speed regulation SOC is ordered according to these
Control PWM module to produce MOS arrays on different control signals, controlled motor speed setting controller mainboard, and then control wheel hub electricity
The speed of machine.The analog-digital converter module (ADC) of electric machine speed regulation SOC gathers Hall sensor or wheel hub motor three-phase in real time
Electric current, CPU carry out PID control (proportional integral derivative control).If command message requires the electric machine speed regulation controller of inquiry
Status information, such as electronic vehicle speed, then electric machine speed regulation SOC CPU formation state response message, then pass through electricity
Forward error correction coding/decoding module (FEC) forward error correction of motor-car carrier wave bus control module (B-PLC BUS Controller) is compiled
The drive amplification circuit hair of electric machine speed regulation controller is sent to after code, and binary phase modulation module (BPSK mod.) modulation
It is sent on bus B-TRI Bus.
Next two-wire system scheme, i.e. electric car two-wire system carrier wave bus (B-PLC Bus) control system are introduced；
As shown in figure 5, electric car two-wire system carrier wave bus (B-PLC Bus) Control system architecture, including instrument board control
Device 1, electric machine speed regulation controller 2 and battery controller 3；
Instrument disk controller 1 is electrically connected handle signal acquisition module 7, group gear signal acquisition module 8, brake signal and adopted
Collect module 9, electronic lock signal acquisition module 10；
The electrical connection of electric machine speed regulation controller 2 and controlled motor 5, and electric machine speed regulation controller 2 is fixed in one with motor 5；
Battery controller 3 electrically connects battery core 4, and battery controller 3 is fixed in one with battery core 4；
Instrument disk controller 1, electric machine speed regulation controller 2 and the three of battery controller 3 are to carry out electricity by two-wire system bus
Connection, the two-wire system bus by positive and negative electrode source line group into；
This bus system is primary and secondary structure, and instrument disk controller 1 is main frame, and battery controller 3 is controlled with electric machine speed regulation
Device 2 is slave；
The bus line command passed through in bus is divided into two kinds of control and inquiry, and instrument disk controller 1 is received from handle, dialled
The signal of the signal acquisition modules such as gear, brake, electron key/lock, is converted into bus line command, through two-wire system bus (B-PLC
Bus battery controller, electric machine speed regulation controller end) are published to by carrier wave；Instrument disk controller 1 can send inquiry life simultaneously
Order, the battery information and electric machine speed regulation controller of battery controller are inquired about through two-wire system bus (B-PLC Bus) by carrier wave
The information such as working condition and speed.
Battery controller 3 and electric machine speed regulation controller 2 receive the bus line command from instrument disk controller 1, and according to life
Various functions response is made in order.Three controllers of system have park mode, 3 states of Auto-Sensing Mode and mode of operation respectively：
Park mode：When vehicle is closed, battery controller is in park mode, and battery controller control battery current limliting is defeated
Go out, maximum 100mA (500mA) electric current.At this moment instrument disk controller is also in park mode simultaneously with electric machine speed regulation controller.When
So, now system is upper electric.
Auto-Sensing Mode：When vehicle is opened, instrument disk controller receives the unlatching letter of car key/lock signal acquisition module
Number, Auto-Sensing Mode is immediately entered, System self-test is carried out, self-inspection order is issued by carrier wave through two-wire system bus (B-PLC Bus),
Battery controller is waken up simultaneously also enters Auto-Sensing Mode with electric machine speed regulation controller.Self-inspection order by plain code self-inspection command word and
Plus overstocked id number composition, No. ID is decrypted after receiving for battery controller and electric machine speed regulation controller, by the ID of decryption
Return to response message after being compared with the ID of itself, response message be made up of 2 parts, response plain code (matching is mismatched) and plus
Close self-ID information.
If battery controller is if it find that No. ID matching, is transformed into mode of operation, cancellation current limliting output.If it find that
Oneself No. ID mismatch, then be transformed into park mode.
Electric machine speed regulation controller is if it find that No. ID matching, then be transformed into mode of operation.If it find that oneself No. ID not
Match somebody with somebody, be then transformed into park mode, not motor.
In view of the application environment of two-wheeled/three-wheeled electric vehicle, bus is exposed, it is easy to be interfered, so this is
System sets bus length to be maximum 2 meters, and semiduplex mode, signal modulation mode is BPSK, and bus signals communication speed is
100kbps.Carrier frequency point is 4MHz, 0~5V of level value (the positive and negative 5V of level value).
As shown in fig. 6, in this electric car two-wire system carrier wave bus control system, this application provides the instrument board control
A kind of structure type of the safe encryption function of band of device 1 processed：
Instrument disk controller 1, it includes power supply circuit module, drive amplification module, buffering filtration module, RF interfaces, also
Including carrier wave termination power and
Instrument SOC (the instrument SOC in the present embodiment uses model MD80F9234 SOC), it is described
Instrument SOC includes CPU and respectively electrically connected with CPU
Electric car carrier wave bus control module (B-PLC BUS Controller), analog-digital converter module (ADC), display
Control module (DISP.), symmetrical encryption/decryption module (DES.), identification number memory module (FLASH ID storages), wireless key control
Molding block (RF KEY Controller), GIO (GPIO) and general serial mouth mold block (UART)；The mark
Be stored with knowledge memory module (FLASH ID storages) unique id number corresponding with vehicle；
The electric car carrier wave bus control module (B-PLC BUS Controller) includes forward error correction encoding and decoding mould
Block (FEC), binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK Demod.), forward direction entangles
Miscode decoder module (FEC) respectively with binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK
Demod.) electrically connect；
Drive amplification module is electrically connected with binary phase modulation module (BPSK mod.) and carrier wave termination power respectively；
Buffering filtration module is electrically connected with binary phase demodulation module (BPSK Demod.) and carrier wave termination power respectively
Connect；
Carrier wave termination power is also connected with two-wire system bus；
Analog-digital converter module (ADC) the electrical connection handle signal acquisition module of instrument SOC, universal input output mould
Block (GPIO), which is electrically connected, dials gear signal acquisition module 8, brake signal acquisition module 9 and electronic lock signal acquisition module 10；
RF interfaces are electrically connected with wireless key control module (RF KEY Controller)；
Further, in addition to GPS interface, for electrically connecting GPS module；GPS interface and the general serial mouth mold block
(UART) electrically connect；
Park mode：When electronic lock closing or RF car keies (wireless key) signal-off, instrument disk controller 1, which is in, stops
Sleep mode.
Auto-Sensing Mode：Electronic lock switch or car key signal and can wake up instrument board controller 1, and make instrument board control
Device 1 is in Auto-Sensing Mode.
System self-test process：The CPU of instrument SOC reads storage from identification number memory module (FLASH ID storages)
Unique id number corresponding with vehicle, be then encrypted by DES algoritic modules, the data after encryption plus self-inspection order
Order is entered by the forward error correction coding/decoding module (FEC) of electric car carrier wave bus control module (B-PLC BUS Controller)
Row forward error correction coding, then modulated by binary phase modulation module (BPSK mod.), by the signal output instrument after modulation
SOC, is mixed into carrier wave termination power by the drive amplification module of instrument disk controller 1 and is sent to two-wire system bus (B-
PLC Bus) on.
The battery controller or electric machine speed regulation controller of the bus other end are received after self-inspection order by two-wire system bus
(B-PLC Bus) beams back answer signal.The carrier wave termination power that answer signal is sent back on instrument disk controller 1 passes through buffering again
Filtration module enter instrument SOC binary phase demodulation module (BPSK Demod.), it is demodulated after signal pass through again
Cross forward error correction coding/decoding module (FEC) error correction decoding and be reduced into reply data and the ID encryption information of other side, No. ID encryption
Information obtains id number after being decrypted by symmetrical encryption/decryption module (DES.), CPU passes through to the verification of reply data and to No. ID
Code comparison come be confirmed whether self-inspection success.
Mode of operation：
If CPU confirms self-inspection success, instrument disk controller 1 initially enters normal mode of operation.Instrument SOC profit
Detect the change of handle signal acquisition module resistance, GIO in real time with analog-digital converter module (ADC)
(GPIO) shape of gear signal acquisition module 8, brake signal acquisition module 9 and electronic lock signal acquisition module 10 is dialled in monitoring in real time
State.These data are sent to CPU processing.Car key signal enters wireless key control module by RF interfaces simultaneously
In (RF KEY Controller), car key signal is also directed to handle in CPU.If being circumscribed with GPS module simultaneously, lead to
The general serial mouth mold block (UART) crossed on chip carries out the reading of GPS coordinate information, and is stored in FLASH, forms driving
Track.CPU, to control command is formed, passes through electric car carrier wave bus control module (B-PLC BUS according to these state transformations
Controller forward error correction coding/decoding module (FEC) forward error correction coding), and binary phase modulation module (BPSK
Mod. sent after) modulating and be mixed into carrier wave termination power to the drive amplification module on instrument disk controller 1 and be sent to two-wire system
In bus (B-PLC Bus).
The timer TIMER that instrument disk controller 1 is carried by instrument SOC is timed, and regularly passes through two-wire system
Bus (B-PLC Bus) issued state querying command, battery controller 3 can pass through the status informations such as dump energy total after receiving
Line (B-PLC Bus) is beamed back；The status informations such as speed can be passed through bus (B-PLC Bus) by electric machine speed regulation controller 2 after receiving
Beam back.The carrier wave termination power that these status signals are sent back on the mainboard of instrument disk controller 1 by bus is filtered by buffering again
Ripple module enter chip binary phase demodulation module (BPSK Demod.) be demodulated, it is demodulated after signal pass through again
Cross forward error correction coding/decoding module (FEC) error correction decoding and be reduced into reply data, CPU is controlled after reply data is handled by showing
Molding block (DISP.) is output on instrument board and shown.
As shown in fig. 7, in this electric car two-wire system carrier wave bus control system, this application provides battery control
A kind of structure type of the safe encryption function of band of device 3：
Battery controller 3, it includes power supply circuit, relay, thermo-sensitive resistor, constantan-made resistances, metal-oxide-semiconductor, carrier wave coupling electricity
Road, drive amplification circuit and buffering filter circuit；
The battery management SOC also included in battery management SOC, the present embodiment uses model MD80F9222
SOC, the battery management SOC includes CPU and electrically connected respectively with CPU
It is electric car carrier wave bus control module (B-PLC BUS Controller), analog-digital converter module (ADC), symmetrical
Encryption/decryption module (DES.), identification number memory module (FLASH ID storages), GIO (GPIO) and impulse wave
Shape generator (PWM)；The identification number memory module (FLASH ID storages) is stored with corresponding with whole electric vehicle unique
Id number；
The electric car carrier wave bus control module (B-PLC BUS Controller) includes forward error correction encoding and decoding mould
Block (FEC), binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK Demod.), forward direction entangles
Miscode decoder module (FEC) respectively with binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK
Demod.) electrically connect；
The binary phase modulation module (BPSK mod.) and load of drive amplification module respectively with battery management SOC
Ripple termination power is electrically connected；
Filtration module is buffered outside SOC, respectively with the binary phase demodulation module of battery management SOC
(BPSK Demod.) and carrier wave termination power are electrically connected；
Thermo-sensitive resistor is electrically connected with the analog-digital converter module (ADC) in SOC；
One end of constantan-made resistances is used to connect battery battery core positive pole, and the other end of constantan-made resistances is electrically connected relay
Input, the input of mos pipes, the analog-digital converter module (ADC) of power supply circuit and battery management SOC；
The output end of relay electrically connects carrier wave termination power with the output end of metal-oxide-semiconductor；
Carrier wave termination power is also connected with two-wire system bus (B-PLC Bus)；
The control end of relay is connected on the GIO of battery management SOC (GPIO)；
The control end of metal-oxide-semiconductor is connected on the pulse-pattern generator of battery management SOC (PWM).
Park mode：When not receiving the self-inspection order that bus is sent, battery controller is in park mode.Now power supply pipe
Manage SOC control relay to close, while controlling metal-oxide-semiconductor output current maximum 100mA (500mA)
Auto-Sensing Mode：Self-inspection command signal from instrument disk controller 1 makes battery controller be in Auto-Sensing Mode.
Self-inspection command signal from instrument disk controller 1 is dealt into battery control by two-wire system bus (B-PLC Bus)
In the carrier wave termination power of device, then the binary phase demodulation module (BPSK for entering power management SOC is filtered by buffering
Demod.), signal after demodulated again by forward error correction coding/decoding module (FEC) error correction decoding be reduced into order data and
The ID encryption information of other side, ID encryption information obtains id number, power supply after being decrypted by symmetrical encryption/decryption module (DES.)
Management SOC CPU reads the id number of oneself, and is confirmed whether by the verification to order data and to the comparison of id number
Self-inspection success.
If unsuccessful CPU controls transitions to park mode, while sending the acknowledgement command of self-inspection mistake and adding for oneself
Close id information.If success CPU controls transitions to mode of operation, while sending the correct acknowledgement command of self-inspection and the encryption of oneself
Id information.Process is as follows：
The CPU of power management SOC reads oneself of storage from identification number memory module (FLASH ID storages)
Unique id number corresponding with whole electric vehicle, is then encrypted by symmetrical encryption/decryption module (DES.), after encryption
Data are compiled plus acknowledgement command by the forward error correction of electric car carrier wave bus control module (B-PLC BUS Controller)
Decoder module (FEC) carries out forward error correction coding, then is modulated by binary phase modulation module (BPSK mod.), will modulate
Signal output chip afterwards, being mixed into carrier wave termination power by the drive amplification circuit of battery controller, to be sent to two-wire system total
On line (B-PLC Bus).
Mode of operation：
If power management SOC CPU confirms self-inspection success, battery controller initially enters normal mode of operation.Electricity
Source control SOC CPU closes metal-oxide-semiconductor by pulse-pattern generator (PWM) and opened simultaneously with GIO (GPIO)
Relay is opened normally to power for vehicle.Power management SOC CPU detects temperature sensitive electricity in real time using analog-digital converter module (ADC)
The change of resistance, notes down the temperature of battery.Sampling monitoring current value of the analog-digital converter module (ADC) to constantan-made resistances is utilized simultaneously
And magnitude of voltage, record and the electricity for calculating battery.By these data recordings inside FLASH.Instrument disk controller passes through bus
(B-PLC Bus) issued state querying command, is dealt into the carrier wave termination power of battery controller again by buffering filtration module
Into the binary phase demodulation module (BPSK Demod.) of chip, it is demodulated after signal compile solution by forward error correction again
Code module (FEC) error correction decoding is reduced into command message, and power management SOC CPU chooses example according to command message from FLASH
Such as battery current, the status information such as battery temperature forms state response message, then passes through electric car carrier wave bus control module
Forward error correction coding/decoding module (FEC) forward error correction coding of (B-PLC BUS Controller), and binary phase modulation
After module (BPSK mod.) modulation, it is sent to after amplifying through drive amplification circuit in two-wire system bus (B-PLC Bus).
As shown in figure 8, in this electric car two-wire system carrier wave bus control system, this application provides the electric machine speed regulation
A kind of structure type of the safe encryption function of band of controller：
Electric machine speed regulation controller, it includes power supply circuit, MOS arrays, drive amplification circuit, buffering filter circuit and carrier wave
Termination power；
The electric machine speed regulation SOC also included in electric machine speed regulation SOC, the present embodiment uses model MD80F9211
SOC, the electric machine speed regulation SOC includes CPU and electrically connected respectively with CPU
It is electric car carrier wave bus control module (B-PLC BUS Controller), analog-digital converter module (ADC), symmetrical
Encryption/decryption module (DES.), identification number memory module (FLASH ID storages), GIO (GPIO) and multichannel arteries and veins
Rush waveform generator (multi-channel PWM)；The identification number memory module (FLASH ID storages) is stored with corresponding with whole electric vehicle
Unique id number；
The electric car carrier wave bus control module (B-PLC BUS Controller) includes forward error correction encoding and decoding mould
Block (FEC), binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK Demod.), forward direction entangles
Miscode decoder module (FEC) respectively with binary phase modulation module (BPSK mod.) and binary phase demodulation module (BPSK
Demod.) electrically connect；
The binary phase modulation module (BPSK mod.) and load of drive amplification module respectively with electric machine speed regulation SOC
Ripple termination power is electrically connected；
Filtration module is buffered outside electric machine speed regulation SOC, respectively with the binary phase solution of electric machine speed regulation SOC
Mode transfer block (BPSK Demod.) and the electrical connection of carrier wave termination power；
Multiplex pulse waveform generator (multi-channel PWM) is electrically connected with the control end of MOS arrays；
Hall sensor is electrically connected with the analog-digital converter module (ADC) inside electric machine speed regulation SOC；
Wheel hub motor is electrically connected with the output end of MOS arrays；
Power supply circuit is electrically connected with carrier wave termination power；
Carrier wave termination power is connected with two-wire system bus (B-PLC Bus) again.
Park mode：When not receiving the self-inspection order that bus is sent, electric machine speed regulation controller is in park mode.It is now electric
Machine speed governing SOC control MOS arrays are closed.
Auto-Sensing Mode：Self-inspection command signal from instrument disk controller makes electric machine speed regulation controller be in Auto-Sensing Mode.
Self-inspection command signal from instrument disk controller is dealt into electric machine speed regulation controller by bus (B-PLC Bus)
Carrier wave termination power, then by buffering filter circuit into the binary phase demodulation module (BPSK of electric machine speed regulation SOC
DEMOD.), signal after demodulated again by forward error correction coding/decoding module (FEC) error correction decoding be reduced into order data and
The ID encryption information of other side, ID encryption information obtains id number after being decrypted by DES modules, electric machine speed regulation SOC
CPU reads the id number of oneself, and is confirmed whether self-inspection success with verification of the team to order data and the comparison to id number.
If unsuccessful CPU controls transitions to park mode, while sending the acknowledgement command of self-inspection mistake and adding for oneself
Close id information.If success CPU controls transitions to mode of operation, while sending the correct acknowledgement command of self-inspection and the encryption of oneself
Id information.Process is as follows, and the CPU of electric machine speed regulation SOC reads the id number of oneself of storage from FLASH, then passes through
Symmetrical encryption/decryption module (DES.) is encrypted, and the data after encryption pass through electric car carrier wave bus marco mould plus acknowledgement command
The forward error correction coding/decoding module (FEC) of block (B-PLC BUS Controller) carries out forward error correction coding, is passing through BPSK
Modulation, by the signal output chip after modulation, carrier wave is mixed into by the drive amplification circuit on electric machine speed regulation controller mainboard
Termination power is sent in bus (B-PLC Bus).
Mode of operation：
If the CPU of electric machine speed regulation SOC confirms self-inspection success, electric machine speed regulation controller initially enters normal work
Pattern.Instrument disk controller is dealt into the carrier wave of electric machine speed regulation controller by bus (B-PLC Bus) issued state querying command
Termination power, then by buffering filter circuit into the binary phase demodulation module (BPSK DEMOD.) of chip, it is demodulated
Signal afterwards is reduced into command message by forward error correction coding/decoding module (FEC) error correction decoding again, electric machine speed regulation SOC
CPU produces MOS arrays on different control signals, controlled motor speed setting controller mainboard according to these order control PWM modules,
And then control the speed of wheel hub motor.The analog-digital converter module (ADC) of electric machine speed regulation SOC gathers Hall sensor in real time
Or the electric current of wheel hub motor three-phase, CPU progress PID controls (proportional integral derivative control).If command message requires inquiry
The status information of electric machine speed regulation controller, such as electronic vehicle speed, then the CPU formation state responses of electric machine speed regulation SOC
Message, then passes through electric car carrier wave bus control module (B-PLC BUS Controller) forward error correction coding/decoding module
(FEC) electric machine speed regulation controller is sent to after forward error correction coding, and binary phase modulation module (BPSK mod.) modulation
Drive amplification circuit is mixed into carrier wave termination power, re-sends in bus (B-PLC Bus).
In addition, as shown in figure 9, present invention also provides a kind of electric accessory motor identification encryption and traceability management system：
Due to the system electric car, instrument disk controller, battery controller and electric machine speed regulation controller and vehicle frame ID are (i.e.
Unique id number corresponding with whole electric vehicle) must be one-to-one, it is also to use that the accessory of other cars, which is changed,
, so maintenance and accessory exchange the problem of turning into new.Traced to the source management so being specifically designed set accessory identification encryption equipment
System.
The system is made up of following part：
The management information server 1. vehicle accessory is traced to the source
The managing mobile phone APP softwares 2. vehicle accessory is traced to the source
3. encrypt accessory Special programming
Operation principle：
Such as Vehicle Identify Number is broken, it is necessary to change for 9527 battery of electric vehicle, and current maintenace point has 2 kinds of schemes, and one is
The genuine battery more renewed, another is the battery of the good other vehicle damage of repair and replacement.Passed through first with Special programming
B-TRI Bus or B-PLC Bus are connected on the battery for wishing to change, and Special programming is by reading inside battery encryption chip
Encrypted id number, and generate on screen Quick Response Code, the vehicle accessory that then maintenance mans are opened on mobile phone is traced to the source management
APP, inputs carriage frame number to be repaired, and scans Quick Response Code and upload to the vehicle accessory of manufacturer and trace to the source in management server, service
Device can complete two work automatically, be the source of this accessory of certification first, if had criminal record.If any reporting a case to the security authorities, record then notifies car
It is main.If source is normal, the mapping connection of new id number and Vehicle Identify Number is set up in database.And generate new id number
Authorization code is generated, is sent back to automatically in mobile phone A PP, authorization code is input in Special programming by maintenance personal again, starts programming,
The new id number of write-in, completes accessory matching.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (7)
1. the battery of electric vehicle controller architecture based on two-wire system carrier wave bus control system, it is characterised in that：The battery control
Device processed includes power supply circuit, relay, thermo-sensitive resistor, constantan-made resistances, metal-oxide-semiconductor, carrier wave termination power, drive amplification circuit and eased up
Rush filter circuit；
Also include battery management SOC, the battery management SOC includes CPU and electrically connected respectively with CPU
It is electric car carrier wave bus control module, analog-digital converter module, symmetrical encryption/decryption module, identification number memory module, general
Input/output module and pulse-pattern generator；The identification number memory module is stored with corresponding with whole electric vehicle unique
Id number；
Drive amplification module is electrically connected with the binary phase modulation module and carrier wave termination power of battery management SOC respectively
Connect；
Binary phase demodulation module and carrier wave termination power of the filtration module respectively with battery management SOC is buffered to be electrically connected
Connect；
The output end of relay electrically connects carrier wave termination power with the output end of metal-oxide-semiconductor；Carrier wave termination power and two-wire system bus
Connection.
2. the battery of electric vehicle controller architecture according to claim 1 based on two-wire system carrier wave bus control system, its
It is characterised by：The battery management SOC uses model MD80F9222 SOC.
3. the battery of electric vehicle controller architecture according to claim 1 based on two-wire system carrier wave bus control system, its
It is characterised by：The electric car carrier wave bus control module includes forward error correction coding/decoding module, binary phase modulation module
With binary phase demodulation module, forward error correction coding/decoding module respectively with binary phase modulation module and binary phase solution
Mode transfer block is electrically connected.
4. the battery of electric vehicle controller architecture according to claim 1 based on two-wire system carrier wave bus control system, its
It is characterised by：Thermo-sensitive resistor is electrically connected with the analog-digital converter module in SOC.
5. the battery of electric vehicle controller architecture according to claim 1 based on two-wire system carrier wave bus control system, its
It is characterised by：One end of constantan-made resistances is used to connect battery battery core positive pole, and the other end of constantan-made resistances is electrically connected relay
Input, the input of mos pipes, the analog-digital converter module of power supply circuit and battery management SOC.
6. the battery of electric vehicle controller architecture according to claim 1 based on two-wire system carrier wave bus control system, its
It is characterised by：The control end of relay is connected on the GIO of battery management SOC.
7. the battery of electric vehicle controller architecture according to claim 1 based on two-wire system carrier wave bus control system, its
It is characterised by：The control end of metal-oxide-semiconductor is connected on the pulse-pattern generator of battery management SOC.
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