CN103869197B - Electric automobile charge and discharge device double-fed can test system - Google Patents
Electric automobile charge and discharge device double-fed can test system Download PDFInfo
- Publication number
- CN103869197B CN103869197B CN201410127446.0A CN201410127446A CN103869197B CN 103869197 B CN103869197 B CN 103869197B CN 201410127446 A CN201410127446 A CN 201410127446A CN 103869197 B CN103869197 B CN 103869197B
- Authority
- CN
- China
- Prior art keywords
- electric automobile
- test
- directional power
- power
- discharge device
- 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.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 122
- 238000007599 discharging Methods 0.000 claims abstract description 35
- 238000004891 communication Methods 0.000 claims abstract description 32
- 238000004088 simulation Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- 230000003993 interaction Effects 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000000007 visual effect Effects 0.000 abstract description 3
- 238000011056 performance test Methods 0.000 abstract description 2
- 238000004148 unit process Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Abstract
The invention discloses a kind of electric automobile charge and discharge device double-fed and can test system, including including AC/AC bi-directional power, AC/DC bi-directional power, control unit, communication unit, collecting unit and testing workstation, by detection work station compiler test case, with message form, test cases is sent to control unit process, control unit controls AC/AC bi-directional power, the power of alterating and direct current of AC/DC bi-directional power simulation charge and discharge device and alternating current-direct current load, realize charging/discharging function and the performance test of charge and discharge device, and use visual mode that result is showed user.The present invention can provide effectively detection, the ways and means of assessment charge and discharge device performance for specialty testing agency or electric automobile charge and discharge device producer.When this system obviates test, the waste of electric energy, energy-conserving and environment-protective, improve testing efficiency simultaneously.
Description
Technical field
The present invention relates to a kind of electric automobile charge and discharge device double-fed and can test system, belong to test and measurement technology
Field.
Background technology
The green electric automobile of energy-conserving and environment-protective is the Main way of China's new-energy automobile development, has wide
Development prospect, electric automobile charge and discharge device is as electric automobile energy supply and the key with electrical network two-way interaction
Equipment, is that the important foundation of electric automobile popularization and application supports, is also electric automobile commercialization, industrialization process
In important content.The distribution of electric automobile charge and discharge device is wide, power load is big, can double as distributed simultaneously
Power supply node is mutual with electrical network.Its distinctive power mode, parameters of electric power are also and general power consumer exists the biggest
Difference.
Electric automobile charge and discharge device, as the critical power ratio parts in V2G technology, is used for realizing electrical network with electronic
The energy in bidirectional flow of garage, can be operated in charge mode and V2G pattern: if selecting charge mode,
It is i.e. that vehicle is charged operation, not by Vehicular battery energy feedback to electrical network；If selecting V2G work
Pattern, the residual capacity of power battery of electric automobile bound that device selects in human-computer interaction terminal according to user
Threshold value, or the battery dump energy bound threshold value of device acquiescence, can discharge and recharge real-time by connecting vehicle
The information such as capacity, controllable period of time is supplied to background management system, and background management system issues charge and discharge control instruction,
Electric automobile charge and discharge device carries out charge and discharge operation according to Vehicular battery present battery dump energy, it is achieved energy
The two-way flow of amount.
At home, charging equipment of electric automobile producer have developed electric automobile charge and discharge Denso in 2010
Putting, this device has rectification charging and inversion discharging function, meets electric automobile and electrical network interaction demand.Electricity
The manufacturing technology level of electrical automobile charge and discharge device not only has important impact to its key property, also to user
Actually used performance and the experience be concerned about have important impact.
Summary of the invention
The invention provides a kind of electric automobile charge and discharge device double-fed and can test system, can be with mould by this system
Intend power of alterating and direct current and the alternating current-direct current load of charge and discharge device, it is achieved the charging/discharging function of charge and discharge device and performance
Test.
For reaching above-mentioned purpose, the technical solution adopted in the present invention is as follows:
Electric automobile charge and discharge device double-fed can test system, including AC/AC bi-directional power, the two-way electricity of AC/DC
Source, control unit, communication unit, collecting unit and testing workstation, one end of described AC/AC bi-directional power
Connecting AC bus, the other end passes through breaker K4 connecting electric automobile charging/discharging apparatus；Described AC/DC is two-way
Power supply one end connects AC bus, and the other end connects DC bus by breaker K5 and electric automobile discharge and recharge sets
Standby；Described control unit connects AC/AC bi-directional power, AC/DC bi-directional power by communication unit；Described adopt
Collection unit is by communication unit connecting test work station；Described collecting unit is with electric automobile charging/discharging apparatus the most also
Connection；Described testing workstation has visualized operation interface.
Aforesaid testing workstation is the man-machine interaction passage of this test system, and user is carried out by testing workstation
Testing scheme and the compiling of testing process, form test cases, then pass through with message form logical by test cases
News unit is sent to control unit；The collecting unit that described testing workstation reception communication unit is transmitted gathers
The voltage of electric automobile charging/discharging apparatus, electric current, power information.
Aforesaid control unit receives the test cases of testing workstation, according to the requirement of test cases, forms control
System instruction, and sent to AC/AC bi-directional power and AC/DC bi-directional power by communication unit, make AC/AC
The test mode of the electric automobile required by bi-directional power and AC/DC bi-directional power simulation test case；Institute simultaneously
State control unit and send running status instruction according to the requirement of test cases to charging/discharging apparatus.
Aforesaid collecting unit gathers the voltage of AC and DC side of electric automobile charging/discharging apparatus, electric current, power
Signal, and sent to testing workstation by communication unit.
Aforesaid AC/DC bi-directional power and AC/AC bi-directional power provide electric power to prop up for electric automobile charging/discharging apparatus
Hold；Described AC/DC bi-directional power is defeated in order to simulate the various charged state of power accumulator and power accumulator electric discharge
Go out, possess electrical network feedback function；Described AC/AC bi-directional power fluctuates in order to simulating grid, unbalanced power supply
Special power supply state, possesses two-way function.
Aforesaid communication unit has CAN, ether, many kinds of COM1s of PLC, RS485, meets test job
Stand, collecting unit, control unit, AC/AC bi-directional power and the demand of AC/DC bi-directional power different port.
Aforesaid test cases includes the precision of voltage regulation, precision of steady current, efficiency, power factor, harmonic wave.
The test mode of aforesaid electric automobile includes that charging measurement state, discharge test state, idle function are surveyed
Examination state and alarm test state；The running status of described charging/discharging apparatus includes voltage stabilizing state, current stabilization state.
By use such scheme, the present invention have the advantage that into:
1, electric property and the function of electric automobile charge and discharge device can be detected by the present invention；
2, the present invention uses the mode that AC/AC bi-directional power, AC/DC bi-directional power combine, and has good
Applicability, it is to avoid problems the such as during test of combined charging equipment, wiring is complicated, inefficient, and save use
Electricity, energy-conserving and environment-protective；
3, the present invention prompts the user with testing result in friendly way, has intuitively, advantage easily；
4, communication unit of the present invention has various ports so that it is be easy to be connected with all types of combined charging equipment,
There is wider applicability；
5, the present invention for specialty testing agency or electric automobile charge and discharge device producer provide effectively detection,
Assessment electric automobile combined charging equipment performance and the ways and means of function.
Accompanying drawing explanation
Fig. 1 is the structural representation that electric automobile charge and discharge device double-fed of the present invention can test system.
Detailed description of the invention
With detailed description of the invention, the present invention is described in further details below in conjunction with the accompanying drawings.
As it is shown in figure 1, the electric automobile charge and discharge device double-fed of the present invention can test system, including AC/AC
Bi-directional power, AC/DC bi-directional power, control unit, communication unit, collecting unit and testing workstation.Its
In, one end of AC/AC bi-directional power connects AC bus, and the other end is filled by breaker K4 connecting electric automobile
Discharge equipment；AC/DC bi-directional power one end connects AC bus, and it is female that the other end connects DC by breaker K5
Line and electric automobile charging/discharging apparatus；Control unit connects AC/AC bi-directional power, AC/DC by communication unit
Bi-directional power；Collecting unit passes through communication unit connecting test work station；Collecting unit and electric automobile discharge and recharge
Equipment is in parallel；Testing workstation has visualized operation interface.
The testing workstation of the present invention is the man-machine interaction passage of this test system, and user is entered by testing workstation
Row testing scheme and the compiling of testing process, formed test cases, as the precision of voltage regulation, precision of steady current, efficiency,
The test cases such as power factor, harmonic wave, is then sent to control with message form by communication unit by test cases
Unit processed；In test process, it is electronic that the collecting unit that testing workstation reception communication unit is transmitted gathers
The voltage of automobile charging/discharging apparatus, electric current, power information, and visual presentation is to user.
The control unit of the present invention receives the test cases of the testing workstation of communication unit transmission, according to test case
The requirement of example, forms control instruction, and sends two-way to AC/AC bi-directional power and AC/DC by communication unit
Power supply, makes the survey of electric automobile required by AC/AC bi-directional power and AC/DC bi-directional power simulation test case
Examination state, control unit sends running status instruction according to the requirement of test cases to charging/discharging apparatus simultaneously.Its
In, the test mode of electric automobile includes charging measurement state, discharge test state, idle function test mode
With alarm test state；The running status of charging/discharging apparatus includes voltage stabilizing state, and current stabilization state etc., as in test
During the precision of voltage regulation, control unit charging/discharging apparatus to be regulated runs to voltage stabilizing state, as test precision of steady current time,
Control unit charging/discharging apparatus to be regulated runs to current stabilization state.
The collecting unit of the present invention gathers the voltage of AC and DC side of electric automobile charging/discharging apparatus, electric current, merit
Rate signal, and sent to testing workstation by communication unit.
AC/DC bi-directional power and the AC/AC bi-directional power of the present invention provide electric power for electric automobile charging/discharging apparatus
Support；Wherein, AC/DC bi-directional power is put in order to simulate the various charged state of power accumulator and power accumulator
Electricity output, possesses electrical network feedback function；AC/AC bi-directional power fluctuates in order to simulating grid, unbalanced power supply
Special power supply state, possess two-way function.AC/DC bi-directional power and AC/AC bi-directional power are all on the market
The equipment that can have bought.
The communication unit of the present invention has CAN, ether, many kinds of COM1s of PLC, RS485, meets test work
Stand, collecting unit, control unit, AC/AC bi-directional power and the demand of AC/DC bi-directional power different port.
The detailed process utilizing electric property and function that the present invention detects electric automobile charge and discharge device is:
Collecting unit and the control unit of the present invention are accessed electric automobile charging/discharging apparatus related port, connects disconnected
Road device K4 and K5；
User carries out the compiling of testing scheme and testing process by testing workstation, forms test cases, then
Test cases is sent to control unit with message form by communication unit；
Control unit receives the test cases of testing workstation, according to the requirement of test cases, forms control instruction,
Sent to AC/AC bi-directional power and AC/DC bi-directional power by communication unit, control AC/AC bi-directional power and
Electric automobile charging and discharging state required by AC/DC bi-directional power simulation test case, simultaneously control unit according to
Test cases sends test mode instruction to charging/discharging apparatus；
Collecting unit gathers the voltage of AC and DC side of electric automobile charging/discharging apparatus, electric current, power signal,
And sent to control unit by communication unit；
Control unit receives the voltage of electric automobile charging/discharging apparatus of collecting unit collection, electric current, power telecommunications
Number, and send to testing workstation；
Testing workstation receives the test result information that collecting unit sends, and visual presentation is to user.
With a specific embodiment, the test process of the present invention is described in detail below.
Current error test cases requires:
Charging/discharging apparatus is arranged under pressure constant state operation, typically with the higher limit of output voltage adjustable range, in
Value and 3 conducts of lower limit must measuring points.Test procedure is as follows:
A) under the conditions of specified AC-input voltage, the setting valve of setting voltage error test is as a reference value；
B) adjusting load current is 50% output-current rating value, measures output voltage；
C) reset output voltage setting valve, then adjust load, measure output voltage by above-mentioned steps；
D) pressing formula (1) and calculate VD error, output voltage error is not to be exceeded ± 0.5%,
In formula:
ΔUOutput voltage error；
UzWhen AC-input voltage is rated value and output-current rating that load current is 50%, output
The measured value of voltage；
UZ0The setting valve of output voltage.
Current error test cases flow process:
User compiles current error test cases by testing workstation, sends to communication list with the form of message
Unit, control unit receives the control instruction that communication unit is sent, and controls AC/AC bi-directional power output 220V volume
Determining voltage, control unit arranges charging/discharging apparatus and runs under pressure constant state simultaneously, and sets by test cases requirement
Putting current error test point, control unit controls AC/DC bi-directional power and exports 50% DC load, in this condition
Under, input and the signal of telecommunication such as the voltage of output, electric current, power of charging/discharging apparatus are passed through communication by collecting unit
Unit is transferred to testing workstation.Testing workstation is by all signal of telecommunication records, and automatically provides conclusion.Control
Unit requires to arrange the next current error test point of charging/discharging apparatus further according to case.
Claims (6)
1. electric automobile charge and discharge device double-fed can test system, it is characterized in that, including AC/AC bi-directional power, AC/DC bi-directional power, control unit, communication unit, collecting unit and testing workstation, one end of described AC/AC bi-directional power connects AC bus, and the other end passes through breaker K4 connecting electric automobile charging/discharging apparatus；Described AC/DC bi-directional power one end connects AC bus, and the other end connects DC bus and electric automobile charging/discharging apparatus by breaker K5；Described control unit connects AC/AC bi-directional power, AC/DC bi-directional power by communication unit；Described collecting unit passes through communication unit connecting test work station；Described collecting unit is in parallel with electric automobile charging/discharging apparatus；Described testing workstation has visualized operation interface；
Described testing workstation is the man-machine interaction passage of this test system, and user carries out the compiling of testing scheme and testing process by testing workstation, forms test cases, then by communication unit, test cases is sent to control unit with message form；Described testing workstation receives the voltage of electric automobile charging/discharging apparatus that the collecting unit that transmitted of communication unit gathers, electric current, power information；Described control unit receives the test cases of testing workstation, requirement according to test cases, form control instruction, and sent to AC/AC bi-directional power and AC/DC bi-directional power by communication unit, make the test mode of electric automobile required by AC/AC bi-directional power and AC/DC bi-directional power simulation test case；The most described control unit sends running status instruction according to the requirement of test cases to charging/discharging apparatus.
Electric automobile charge and discharge device double-fed the most according to claim 1 can test system, it is characterized in that, described collecting unit gathers the voltage of AC and DC side of electric automobile charging/discharging apparatus, electric current, power signal, and is sent to testing workstation by communication unit.
Electric automobile charge and discharge device double-fed the most according to claim 1 can test system, it is characterised in that described AC/DC bi-directional power and AC/AC bi-directional power provide electric power support for electric automobile charging/discharging apparatus；Described AC/DC bi-directional power, in order to simulate the various charged state of power accumulator and power accumulator electric discharge output, possesses electrical network feedback function；Described AC/AC bi-directional power fluctuates in order to simulating grid, the special power supply state of unbalanced power supply, possesses two-way function.
Electric automobile charge and discharge device double-fed the most according to claim 1 can test system, it is characterized in that, described communication unit has CAN, ether, many kinds of COM1s of PLC, RS485, meet testing workstation, collecting unit, control unit, AC/AC bi-directional power and the demand of AC/DC bi-directional power different port.
Electric automobile charge and discharge device double-fed the most according to claim 1 can test system, it is characterised in that described test cases includes the precision of voltage regulation, precision of steady current, efficiency, power factor, harmonic wave.
Electric automobile charge and discharge device double-fed the most according to claim 1 can test system, it is characterised in that the test mode of described electric automobile includes charging measurement state, discharge test state, idle function test mode and alarm test state；The running status of described charging/discharging apparatus includes voltage stabilizing state, current stabilization state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127446.0A CN103869197B (en) | 2014-03-31 | 2014-03-31 | Electric automobile charge and discharge device double-fed can test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127446.0A CN103869197B (en) | 2014-03-31 | 2014-03-31 | Electric automobile charge and discharge device double-fed can test system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103869197A CN103869197A (en) | 2014-06-18 |
| CN103869197B true CN103869197B (en) | 2016-09-07 |
Family
ID=50907944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410127446.0A Active CN103869197B (en) | 2014-03-31 | 2014-03-31 | Electric automobile charge and discharge device double-fed can test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103869197B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198860A (en) * | 2014-09-09 | 2014-12-10 | 国家电网公司 | Electric automobile charging and discharging facility testing method and system |
| CN106199283A (en) * | 2016-08-16 | 2016-12-07 | 国网北京市电力公司 | Electrically-charging equipment detecting system |
| CN106291012A (en) * | 2016-08-26 | 2017-01-04 | 深圳市伊力科电源有限公司 | Programmable DC power supply realizes system and method |
| CN110518679A (en) * | 2019-08-30 | 2019-11-29 | 南方电网科学研究院有限责任公司 | A kind of controllable aerating electric load circuit and its control method |
| CN116368028A (en) * | 2021-07-27 | 2023-06-30 | 宁德时代新能源科技股份有限公司 | Charging and discharging interaction method, charging and discharging device, cloud server, system and medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025182A (en) * | 2010-11-30 | 2011-04-20 | 梁一桥 | Modular charging/discharging system of power battery pack of multifunctional electromobile |
| CN102163856A (en) * | 2011-03-01 | 2011-08-24 | 东南大学 | Vehicle-to-grid (V2G)-technology-based vehicle-mounted charging and discharging device and control method thereof |
| CN102539973A (en) * | 2012-01-10 | 2012-07-04 | 广东电网公司电力科学研究院 | Charge and discharge detecting system of electric automobile |
| CN103091635A (en) * | 2011-11-07 | 2013-05-08 | 宁波拜特测控技术有限公司 | Energy feedback type power battery testing system |
| CN203069700U (en) * | 2013-01-14 | 2013-07-17 | 冀北电力有限公司计量中心 | Test platform for simulating vehicle charging station |
| CN203479998U (en) * | 2013-07-17 | 2014-03-12 | 广西电网公司电力科学研究院 | Novel electric vehicle charge-discharge testing platform |
| CN103675686A (en) * | 2012-09-21 | 2014-03-26 | 华北电力大学 | Electric vehicle power battery charging and discharging operating condition simulation system and method |
-
2014
- 2014-03-31 CN CN201410127446.0A patent/CN103869197B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025182A (en) * | 2010-11-30 | 2011-04-20 | 梁一桥 | Modular charging/discharging system of power battery pack of multifunctional electromobile |
| CN102163856A (en) * | 2011-03-01 | 2011-08-24 | 东南大学 | Vehicle-to-grid (V2G)-technology-based vehicle-mounted charging and discharging device and control method thereof |
| CN103091635A (en) * | 2011-11-07 | 2013-05-08 | 宁波拜特测控技术有限公司 | Energy feedback type power battery testing system |
| CN102539973A (en) * | 2012-01-10 | 2012-07-04 | 广东电网公司电力科学研究院 | Charge and discharge detecting system of electric automobile |
| CN103675686A (en) * | 2012-09-21 | 2014-03-26 | 华北电力大学 | Electric vehicle power battery charging and discharging operating condition simulation system and method |
| CN203069700U (en) * | 2013-01-14 | 2013-07-17 | 冀北电力有限公司计量中心 | Test platform for simulating vehicle charging station |
| CN203479998U (en) * | 2013-07-17 | 2014-03-12 | 广西电网公司电力科学研究院 | Novel electric vehicle charge-discharge testing platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103869197A (en) | 2014-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103869197B (en) | Electric automobile charge and discharge device double-fed can test system | |
| CN103412206B (en) | A kind of automatic test pilot system of charging equipment of electric automobile of multi-state | |
| CN202066918U (en) | Charger characteristic testing device | |
| CN207662987U (en) | A kind of charging pile test device | |
| CN104682556A (en) | Remote intelligent maintenance system for direct current power supply of transformer substation and application of remote intelligent maintenance system | |
| CN102004199B (en) | Alternating current charging post in-situ test device and method | |
| CN107132484A (en) | A kind of integrated test system of battery system | |
| CN103576025A (en) | Detection test system for energy storage power station grid connection | |
| CN108802539A (en) | A kind of energy storage power station grid connection test verification system and its verification method | |
| CN206710585U (en) | The control system of great current mutual inductor site error verification | |
| CN113009245A (en) | Fill portable detecting system of electric pile | |
| CN104597332A (en) | Networked three-phase circuit phase sequence detection device and detection method thereof | |
| CN207232252U (en) | A kind of dual power supply electric quantity collector | |
| CN104198953B (en) | Two-way operational testing system and method for electric automobile charge-discharge device | |
| CN103312188B (en) | For power supply and the method for testing thereof of reactor performance test in power electronic equipment | |
| CN106970263A (en) | The efficiency metering system and metering method of a kind of electric vehicle alternating-current charging pile | |
| CN106022971A (en) | Method and device for selecting power distribution network power supply reliability enhancement scheme | |
| CN207675837U (en) | A kind of electric automobile charging pile detector | |
| CN207366656U (en) | A kind of off-board charging machine detecting device of electric automobile | |
| CN103267912B (en) | A kind of direct current transportation wall bushing risk evaluating system and methods of risk assessment | |
| CN204495927U (en) | A kind of low and medium voltage distribution network simulation system | |
| CN204462259U (en) | Networking three-phase circuit detection device for phase sequence | |
| KR101500431B1 (en) | Interference suppression method in advanced metering infrastructural system, method, system and apparatus for power line communication | |
| CN209037420U (en) | A kind of Intelligent charging system of electric automobile | |
| CN107085139A (en) | The efficiency metering system and metering method of a kind of electric automobile direct-current charging post |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |