CN205970873U - A multi -functional automatic check out system for electric vehicle battery management system - Google Patents
A multi -functional automatic check out system for electric vehicle battery management system Download PDFInfo
- Publication number
- CN205970873U CN205970873U CN201620965057.XU CN201620965057U CN205970873U CN 205970873 U CN205970873 U CN 205970873U CN 201620965057 U CN201620965057 U CN 201620965057U CN 205970873 U CN205970873 U CN 205970873U
- Authority
- CN
- China
- Prior art keywords
- module
- bms
- mcu
- total
- automatic checkout
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses a multi -functional automatic check out system for electric vehicle battery management system, including MCU, and with MCU electrical connection's power module, external storage module, external signal module, relay drive module, communication module, total voltage module, assemble current module, man -machine interaction module, MCU reads each item parameter of external storage module's BMS respectively, carry out the communication through communication module and BMS, control each module in proper order and provide drive signal to BMS, detect BMS's function according to the feedback, the data that total voltage module, total current module were sent to BMS are for the demarcation to detect BMS's measured value, when calibration error is unsatisfied when presetting the condition, MCU will demarcate the failure record and store and save in inside, and show through man -machine interaction module. The utility model discloses in writing the item destination data of difference into corresponding USB flash disk, read the project data through visiting external USB flash disk, not only labour saving and time saving can also apply in a flexible way.
Description
Technical field
This utility model is related to electric automobile field, more particularly, to a kind of for batteries of electric automobile management multi-functional from
Dynamic detecting system.
Background technology
At present, global energy and environmental system face huge challenge, and automobile is as consumption of petroleum and CO2 emission
Rich and influential family, need to carry out revolutionary change.Global new-energy automobile development has defined common recognition.It is known that new forms of energy
One of core of electric automobile is battery management system.Battery management system（BMS, hereinafter referred to as BMS）Can real-time monitoring power
The parameters of accumulator battery, such as total voltage, total current, insulation resistance etc., to make correct when battery status is abnormal
Fault verification and relevant treatment mode.
Traditional testing equipment will first determine that the power supply of BMS is powered before detection（12V or 24V）, total voltage scope（0~
150V, 0 ~ 220V, 0 ~ 420V etc.）, total current scope（0~100A、0~200A、0~400A）, corresponding insulation resistance fault value and
Equilibrium type etc., then the suitable equipment of reselection is being detected.It has the disadvantage that：
1st, parameter, program and fault coping strategy to be reconfigured for different projects, cause very big inconvenience；
2nd, monomer voltage testing circuit lithium battery provides monomer voltage, on the one hand will charge to these batteries and safeguard；
The string number of another aspect battery will manually switch over according to the needs of project again, not only waste of resource but also have potential safety hazard；
3rd, demarcate total voltage, total current, do not detect whether after insulation to demarcate successfully it is impossible to guarantee is demarcated successfully；
4th, equilibrium can not compatible passive equilibrium and active equalization；
Therefore, prior art existing defects, need to improve.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of many for batteries of electric automobile management
Function automatic checkout system.
The technical solution of the utility model is as follows：
A kind of multi-functional automatic checkout system for cell management system of electric automobile, including MCU and electric with MCU
Connect power module, external memory module, external signal module, relay driving module, communication module, total voltage module,
Total current module, human-computer interaction module；
Described power module is voltage in 0-60V adjustable type module；
Described external memory module is stored with the parameter of BMS；
Described communication module is used for the communication between MCU and modules and BMS；
Described total voltage module includes high-voltage power supply, electrical switch and different gear resistance, and MCU controls electrical switch to select shelves
Position resistance, different total voltages is configured corresponding resistance parameter and is measured, and issues BMS demarcation, when calibrated error meets
When pre-conditioned, demarcate successfully；
Described total current module supplies BMS total current, and total current is demarcated, when calibrated error meet pre-conditioned
When, demarcate successfully；
Described MCU reads the parameters of the BMS of external memory module respectively, including total voltage, the threshold value of total current, school
Positive parameter and fault coverage；Communicated with BMS by communication module, control modules to provide pumping signal to BMS successively,
Function according to feedback detection BMS；The data that total voltage module, total current module send to BMS is for demarcating, and detects BMS
Measured value, when calibrated error is unsatisfactory for pre-conditioned, MCU is stored in outer memory module by demarcating failure record, and leads to
Cross human-computer interaction module to show.
It is preferred that described pre-conditioned for error be less than 0.5%.
It is preferred that described automatic checkout system also includes monomer module；Described monomer module include some series resistances and
With the electrical switch of each resistor coupled in parallel, described electrical switch is controlled by MCU to be opened and closure, and series resistance two ends are by total voltage
Module for power supply.
It is preferred that described automatic checkout system also bag insulation module；Described insulation module be used for adjusting total just over the ground and always
Negative power resistor over the ground, supply BMS is demarcated.
It is preferred that described automatic checkout system also includes balance module, described balance module is connected with MCU.
It is preferred that described automatic checkout system also includes alarm module, described alarm module comprises including S lamp and FAIL
Lamp, all goes well after checking, the S lantern festival that MCU instructs alarm module is lighted；If any exception occurs during measuring, in inspection
FAIL lamp is lighted after the completion of survey.
Using such scheme, the detecting system of this utility model batteries of electric automobile management has the advantages that：
1st, the parameter of different projects, program and fault coping strategy are write in a corresponding USB flash disk, equipment can pass through
Access external USB flash disk to read project data.Not only time saving and energy saving moreover it is possible to flexible use；
2nd, monomer testing circuit need not lithium battery in a large number, only need some resistance just to can achieve, and enable arbitrarily to go here and there number
Automatically configure, that is, safely and convenient；
3rd, automatic Calibration total voltage, total current, insulation simultaneously can detect whether demarcation is successful；
4th, can compatible active equalization and passive equilibrium.
Brief description
Fig. 1 is theory diagram of the present utility model；
Fig. 2 is external memory module and MCU connection diagram in this utility model；
Fig. 3 is total voltage module schematic circuit in this utility model；
Fig. 4 is total current module schematic circuit in this utility model；
Fig. 5 is monomer module schematic circuit in this utility model；
Fig. 6 is insulation module schematic circuit in this utility model；
Fig. 7 shows middle balance module meaning property circuit diagram for this utility model；
Fig. 8 detects indicative flowchart for this utility model.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, this utility model is described in detail.
With reference to Fig. 1, this utility model provides a kind of multi-functional automatic detection system for cell management system of electric automobile
System, the power module 102 including MCU 101 and with MCU 101 electrical connection, external memory module 103, external signal module
104th, relay driving module 105, communication module 106, total voltage module 107, total current module 108, monomer module 109, absolutely
Edge module 110, balance module 111, alarm module 112 and human-computer interaction module 113.
Wherein：
Power module 102, is a kind of voltage adjustable type power supply module of 0-60V.
With reference to Fig. 2, external memory module 103, it is a storage EEP, the parameter, program and the fault that have BMS answer countermeasure
Slightly；It is connected with corresponding 4 ports, respectively 5V, SCL, SDA, GND end between MCU and EEP.
External signal module 104, this module is a signal generator, can produce various pumping signals.
Communication module 106, this module is the communication of equipment and BMS and device interior；Communication can be RS485, RS232,
All communication modes such as IIC, SPI, CAN.
With reference to Fig. 3, total voltage module 107, U is given by control voltage source；S1-S6 is a kind of electricity that can be controlled by MCU
Son switch, can be the devices such as metal-oxide-semiconductor or relay；R1-R6 is a string divider resistance.The value that MCU calculates U is carried out to BMS
Demarcate, demarcate success after be given again a value allow BMS measure, then contrast oneself measurement thus come to judge demarcate whether just
Really.
With reference to Fig. 4, total current module 108, this module I is given by equipment control electric current source, and R ' is diverter or Hall line
Circle；S1 ', S2 ' are the electrical switches being controlled by MCU, can be the devices such as metal-oxide-semiconductor or relay.
With reference to Fig. 5, monomer module 109, this module U " be given by equipment, R1 "-Rn " it is a string resistance, n is the collection of BMS
Amount of monomer, S1 "-Sn " it is the electrical switch being controlled by MCU, can be the devices such as metal-oxide-semiconductor or relay.
With reference to Fig. 6, insulation module 110, in this module, U equipment provides, and R1 ' ' '-R20 ' ' ' is the power electricity of different resistances
Resistance, S1 ' ' '-S20 ' ' ' is the metal-oxide-semiconductor or relay being controlled by MCU.
With reference to Fig. 7, balance module 111, the compatible active equalization of this module and passive equilibrium two ways.Its mechanism is logical
Cross, then MCU mode according to man-machine interaction selected by electric from power module output 0-5A, 0-10V after 220V system Transformer Rectifier,
To configure corresponding circuit., MCU makes S1 open, and S2-S60 ends, and S1 ' gets to No. 1 shelves taking active equalization as a example, so that BMS is equalized
Open, then by detecting the electric current of R1-R60, current detection circuit judges that can equilibrium open.
Alarm module 112, including S lamp and FAIL lamp, this module can show testing result with optical signal；As check after all
Normally, then the S lantern festival of alarm module is lighted；If any exception occurs during measuring, bright FAIL lamp after all detection.
Referring to figs. 1 to Fig. 8, specific works mode of the present utility model is as follows：
1st, after device power, MCU accesses parameter, program and the fault coping strategy that external storage circuit reads project, from
And configuring corresponding testing circuit.Select to close according to the switch that the scope of total voltage, total current configures device measuring circuit
Suitable reference circuit；The resistance string number of monomer testing circuit is selected to configure monomer etc. by the string number of project；
2nd, equipment provides power supply to BMS, sends data afterwards and is communicated with BMS；
3rd, equipment provides IGN, CC, CC2 equal excitation signal by signal generator to BMS, and BMS makes relevant response and sends
To equipment, equipment detects these data to data；
4th, relay drive signal is sent by equipment by BMS, and equipment passes through to measure BMS and 60 Ω being connected（Or 120 Ω）
Whether the level state of resistance is normal come the relay drive circuit to detect BMS；
5th, equipment is by the parameter of external storage circuit, fault threshold and processing mode, and sends the data to BMS and allow it
Demarcate.Can be by the data is activation demarcated to equipment after the completion of BMS, equipment and then detecting whether these data are normal.If no
Normally, then repeat to demarcate, if three failures, skip this and walk and record to equipment storage；
6th, equipment provides suitable total voltage by voltage source to BMS, is then selected by the S1-S6 of control voltage module
Correct resistance gear, this voltage first can be calculated and be calibrated by equipment, is then forwarded to BMS, and this voltage is demarcated by BMS
Enter its storage（As EEPROM, all claim EEP below）.Equipment allows voltage source provide another voltage to BMS again, and BMS measures successfully
After be sent to equipment, equipment is compared with standard value, if error is less than 0.5%, is considered as accurately, that is, demarcating unsuccessfully；Otherwise again
Demarcated, till success, after three failures, skip this and walk and record to equipment storage；
7th, equipment provides suitable total current I by current source to BMS（As 100A, depend on the circumstances, this is selected by the first step
Depending on selecting）.S1 ', S2 ' are got to 1 by equipment, and equipment is calculated according to diverter R ' and calibrates, and allow BMS by this calibration with current signal
Enter its storage（As EEPROM, all claim EEP below）；Then S1 ', S2 ' are got to 2 by equipment, and equipment is counted according to diverter R '
Calculate and calibrate, this calibration with current signal is entered its storage by BMS.Equipment allows current source provide another electric current, BMS to BMS more afterwards
It is sent to equipment after measurement success, equipment is compared with standard value, if error is less than 0.5%, be considered as accurately, that is, demarcating unsuccessfully；
Otherwise re-start demarcation, till success, after three failures, skip this and walk and record to equipment storage（Note, electricity
Stream will demarcate both direction, i.e. discharge current and charging current）；
8th, equipment is opened by voltage source, to providing the specified total voltage of BMS, and by control S1-S20 adjust total just over the ground and
Always bear power resistor over the ground, allow BMS to be demarcated.Then to change total power resistor just born over the ground over the ground and always bigger for MCU
Little make it outside fault threshold, allow BMS to measure and be sent to equipment, whether accurately equipment check BMS measured value and have or not and makes
Fault cues and and respective handling operation；
9th, equipment is according to the string number n of selected monomer, then short-circuit with corresponding switch S by unnecessary resistance R.Thus coming
Simulate corresponding monomer string number, allow BMS come to measure these string numbers monomer whether each normal.BMS also can be real-time simultaneously
Measure these cell voltage value, and can self calibration.The value that BMS is measured is sent to equipment, and equipment is according to the calculating of oneself
Value being compared, thus judge BMS function whether normal；
10th, equipment is detected according to selected equilibrium type.S1 is made to open for active equalization MCU, S2-S60 cuts
Only, S1 ' gets to No. 1 shelves, so that BMS is equalized and opens, and then current detection circuit judges to equalize energy by detecting the electric current of R1-Rn
No unlatching；Then S2 is made to open, S1, S3-S60 end, S1 ' gets to No. 1 shelves, the equalizing circuit work(of detection BMS second batteries
Can state；The like, the state of 60 batteries equalizing circuits can be surveyed.Equalize for passive, 60 way switch S1-S60 can be made
Open, S1 '-S60 ' gets to 2 simultaneously simultaneously, detect the equalizing circuit function on 60 tunnels simultaneously.Certainly, herein only taking 60 as a example, real
Border can arbitrarily configure；
11st, after the completion of above-mentioned detection, if all gone well, equipment bright S lamp can represent and pass through.And if gone out during measuring
It is incumbent that what is abnormal, all can recording exceptional information, detect bright FAIL lamp afterwards all, and has all been fed back by human-computer interaction interface
Out, so that the follow-up work of maintainer.
These are only preferred embodiment of the present utility model, be not limited to this utility model, all in this practicality
Any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (6)
1. a kind of multi-functional automatic checkout system for cell management system of electric automobile, electrically connects including MCU and with MCU
The power module that connects, external memory module, external signal module, relay driving module, communication module, total voltage module, total
Current module, human-computer interaction module；
Described power module is voltage in 0-60V adjustable type module；
Described external memory module is stored with the parameter of BMS；
Described communication module is used for the communication between MCU and modules and BMS；
Described total voltage module includes high-voltage power supply, electrical switch and different gear resistance, and MCU controls electrical switch to select gear electricity
Resistance, different total voltages is configured corresponding resistance parameter and is measured, and issues BMS demarcation, presets when calibrated error meets
During condition, demarcate successfully；
Described total current module supplies BMS total current, and total current is demarcated, when calibrated error meets pre-conditioned, mark
Fixed success；
Described MCU reads the parameters of the BMS of external memory module respectively, including total voltage, the threshold value of total current, correction ginseng
Number and fault coverage；Communicated with BMS by communication module, control modules to provide pumping signal to BMS successively, according to
The function of feedback detection BMS；The data that total voltage module, total current module send to BMS is for demarcating, and detects the survey of BMS
Value, when calibrated error is unsatisfactory for pre-conditioned, MCU is stored in outer memory module by demarcating failure record, and passes through people
Machine interactive module shows.
2. automatic checkout system according to claim 1 it is characterised in that described pre-conditioned for error be less than 0.5%.
3. automatic checkout system according to claim 1 is it is characterised in that described automatic checkout system also includes loose pattern
Block；Described monomer module includes some series resistances and the electrical switch with each resistor coupled in parallel, and described electrical switch is by MCU
Control and open and closure, series resistance two ends are by total voltage module for power supply.
4. automatic checkout system according to claim 1 is it is characterised in that described automatic checkout system also bag insulator die
Block；Described insulation module is used for adjusting total power resistor just born over the ground and always over the ground, and supply BMS is demarcated.
5. automatic checkout system according to claim 1 is it is characterised in that described automatic checkout system also includes equilibrium model
Block, described balance module is connected with MCU.
6. automatic checkout system according to claim 1 is it is characterised in that described automatic checkout system also includes warning mould
Block, described alarm module comprises, including S lamp and FAIL lamp, to all go well, MCU instructs the S lantern festival point of alarm module after checking
Bright；If any exception occurs during measuring, light FAIL lamp upon completion of the assays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965057.XU CN205970873U (en) | 2016-08-29 | 2016-08-29 | A multi -functional automatic check out system for electric vehicle battery management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965057.XU CN205970873U (en) | 2016-08-29 | 2016-08-29 | A multi -functional automatic check out system for electric vehicle battery management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205970873U true CN205970873U (en) | 2017-02-22 |
Family
ID=58037915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620965057.XU Expired - Fee Related CN205970873U (en) | 2016-08-29 | 2016-08-29 | A multi -functional automatic check out system for electric vehicle battery management system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205970873U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107688161A (en) * | 2017-06-29 | 2018-02-13 | 惠州市蓝微新源技术有限公司 | The calibration of BMS a kind of and method of testing |
| CN109878334A (en) * | 2017-12-05 | 2019-06-14 | 王波 | A kind of dual pressure controller |
| CN110736950A (en) * | 2019-10-18 | 2020-01-31 | 深圳市吉毅创能源科技有限公司 | Online testing system and method for battery management system |
| CN110957950A (en) * | 2019-11-25 | 2020-04-03 | 珠海凯邦电机制造有限公司 | Electric control system of direct current motor, direct current motor and electrical equipment |
-
2016
- 2016-08-29 CN CN201620965057.XU patent/CN205970873U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107688161A (en) * | 2017-06-29 | 2018-02-13 | 惠州市蓝微新源技术有限公司 | The calibration of BMS a kind of and method of testing |
| CN109878334A (en) * | 2017-12-05 | 2019-06-14 | 王波 | A kind of dual pressure controller |
| CN110736950A (en) * | 2019-10-18 | 2020-01-31 | 深圳市吉毅创能源科技有限公司 | Online testing system and method for battery management system |
| CN110957950A (en) * | 2019-11-25 | 2020-04-03 | 珠海凯邦电机制造有限公司 | Electric control system of direct current motor, direct current motor and electrical equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205970873U (en) | A multi -functional automatic check out system for electric vehicle battery management system | |
| CN104483645B (en) | A kind of detection device of battery management system | |
| CN105785175B (en) | A kind of alternating current-direct current charging pile portable detector and method | |
| CN205581229U (en) | Alternating current -direct current fills electric pile portable test device | |
| CN104471417B (en) | For the apparatus and method for the failure for diagnosing battery cell balancing circuitry | |
| CN103941210B (en) | The checking monitoring system of a kind of BMS and method thereof | |
| CN101976867B (en) | Special power battery management system for electric vehicle and implementation method thereof | |
| CN206400035U (en) | Pre-charging resistor protection circuit and automobile | |
| CN102076145B (en) | Accurate detection and control method for automobile LED steering lamp | |
| CN205951868U (en) | Emergent start power of car of intelligent recognition and protection | |
| CN102998628A (en) | Storage battery testing method and system | |
| CN105759147A (en) | Integrated test device for battery management system of electric vehicle | |
| CN105259458B (en) | Verify battery bag management system insulating monitoring precision and earth leakage protective apparatus and method | |
| CN206696365U (en) | Intelligent cable correcting line machine | |
| CN209070040U (en) | Direct-current charging pile detection system for electric automobile | |
| CN106950464A (en) | A kind of certain type panzer Cable fault examination system based on path optimization | |
| CN108196176B (en) | Insulation detection alarm device and method for battery pack | |
| CN103777137B (en) | Electronic circuit breaker with self-checking function and self-diagnosis method thereof | |
| CN105785169A (en) | Battery system pre-charging management testing device and testing method thereof | |
| CN106569053B (en) | A kind of simulation system and method for pure electric automobile on-vehicle battery external characteristics | |
| CN205863948U (en) | A kind of novel unmanned plane battery | |
| CN103415121A (en) | Solar street lamp control system with bidirectional communication function | |
| CN102436850B (en) | Method for detecting interference of reading operation to adjacent unit | |
| CN203705602U (en) | Automatic detection and calibration device for bridge board of electric vehicle | |
| CN111273133A (en) | Insulation detection circuit diagnosis function test system and diagnosis method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20210829 |