CN206876785U - Charge the test system simulated - Google Patents
Charge the test system simulated Download PDFInfo
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- CN206876785U CN206876785U CN201720745721.4U CN201720745721U CN206876785U CN 206876785 U CN206876785 U CN 206876785U CN 201720745721 U CN201720745721 U CN 201720745721U CN 206876785 U CN206876785 U CN 206876785U
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- charging
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Abstract
A kind of test system for simulation of charging is disclosed, including：Battery management system；Charge analogue means, is connected via CAN with the battery management system, for simulating at least one test parameter；Host computer, it is connected via CAN with the charging analogue means, for configuring the test parameter of each analogue unit in the charging analogue means；Wherein, the charging analogue means is additionally operable to gather the test data of battery management system production, and according to the test parameter and the Test data generation test result and sends to host computer.The utility model solves the drawbacks of charger material object is needed in existing test process, improve reliability and safety, improve testing efficiency, reduce cost, can preliminary identification BMS programs whether meet new national standard agreement, complete the debugging of BMS programmed logics, and whole debugging process safety, it is economical, prepare, be reliable.
Description
Technical field
The utility model belongs to battery apparatus field, more particularly to a kind of test system for simulation of charging.
Background technology
At present, new-energy automobile is listed in state key project financing, wherein electric automobile industry is related generally to, and it is electronic at present
The development of vehicle key technology includes full-vehicle control technology, power battery technology, battery management system technology etc..Wherein, battery
Management system (BMS) is the tie between electrokinetic cell and user.In recent years, with the development of electric vehicle engineering, BMS systems
The quality of system will directly influence the safety and reliability of electric automobile, therefore to the performance requirement more and more higher of BMS systems.
Due to standard GB/T/T27930-2011《The off-board conduction-type charger of electric automobile and battery management system it
Between communication protocol》Change, the program of battery management system is also required to be adapted with new national standard, to meet as defined in new national standard
Rule of communication between charger and BMS.
However, it is actual as examining the whether satisfactory instrument of BMS programmed logics to carry out to purchase new charging machine equipment
Charging process experiment, larger human and material resources and financial resources will be put into, and larger potential safety hazard be present.
Moreover, in the prior art, typically using VB or VC++ exploitation host computers, connect controller local area network
Directly tested after (Controller Area Network, CAN) card with BMS systems.
The content of the invention
The purpose of this utility model is to provide a kind of test system for simulation of charging, can preliminary identification BMS programs be
It is no to meet new national standard agreement, complete the debugging of BMS programmed logics, and whole debugging process safety, it is economical, prepare, be reliable.
According to one side of the present utility model, there is provided a kind of test system for simulation of charging, including：Battery management system；
Charge analogue means, is connected via CAN with the battery management system, for simulating at least one test parameter；It is upper
Machine, it is connected via CAN with the charging analogue means, for configuring each analogue unit in the charging analogue means
Test parameter；Wherein, the charging analogue means is additionally operable to gather the test data of battery management system production, and according to described
Test parameter and the Test data generation test result are simultaneously sent to host computer.
Preferably, the CAN is the CAN based on CCP agreements, make charging analogue means respectively with host computer with
And the interactive connection of battery management system.
Preferably, the battery management system comprises at least the first battery management system and the second battery management system, institute
State charging analogue means be connected via the first CAN with first battery management system, via the second CAN with it is described
Second battery management system is connected, wherein, the charging analogue means is to the first battery management system and the second battery management system
System is tested simultaneously.
Preferably, the test system also includes：Power supply, with the battery management system and the charging analogue means
It is connected, for being powered to the battery management system and the charging analogue means.
Preferably, the charging analogue means includes：Comparing unit, for according to the test parameter and the test number
According to generation test result.
Preferably, the charging analogue means also includes：Battery voltage analog unit, for simulated battery group voltage；Its
In, the battery management system measures the battery voltage analog unit and obtains measuring magnitude of voltage, described in the host computer configuration
The analog voltage of battery voltage analog unit, the comparing unit carry out the measurement magnitude of voltage and the analog voltage
Compare generation voltage tester result.
Preferably, the charging analogue means includes：Battery current analogue unit, for simulated battery electric current；Wherein, institute
State the battery management system measurement battery current analogue unit to obtain measuring current value, the host computer configures the battery electricity
The analog current value of analogue unit is pressed, the measurement current value and the analog current value are compared life by the comparing unit
Into current test results.
Preferably, the charging analogue means includes：Battery total voltage analogue unit, for simulated battery total voltage；Its
In, the battery management system measures the battery total voltage analogue unit and obtains measuring total voltage value, the host computer configuration
The simulation total voltage value of the battery total voltage analogue unit, the comparing unit measure total voltage value and the simulation by described
Total voltage value is compared generation total voltage test result.
Preferably, the charging analogue means includes：Temperature simulation unit, for analog temperature；Wherein, the cell tube
Temperature simulation unit described in reason systematic survey obtains measurement temperature value, and the host computer configures the simulation of the temperature simulation unit
The measurement temperature value and the analog temperature value are compared generation temperature test result by temperature value, the comparing unit.
Preferably, the charging analogue means includes：Logic checking unit, for verifying that the logic of battery management system is
It is no to meet base condition
According to another aspect of the present utility model, there is provided a kind of method of testing for simulation of charging, including：Obtained from host computer
The test parameter of each analogue unit in charging analogue means；The test data of battery management system generation is gathered, wherein, it is described
Each analogue unit of the battery management system measurement charging analogue means is to generate test data；Contrast the test parameter
With the Test data generation test result and send to host computer.
The test system and method for testing of charging simulation provided by the utility model, are made by the bus based on CCP agreements
Charging analogue means is connected between host computer and battery management system, and charging analogue means obtains the test of configuration from host computer
Parameter, and test data of the battery management system to each analogue unit in charging analogue means is gathered, and to test parameter
Generation test result is compared with test data to send to host computer, solving needs charger in kind in existing test process
The drawbacks of, reliability and safety is improved, testing efficiency is improved, reduces cost.Charging analogue means of the present utility model is also
Can charger is sent during analog charge CAN message to CAN, then wait the BMS main frames in CAN network
Reply message to determine whether the logic of BMS systems meets the requirement of new national standard.
Brief description of the drawings
Fig. 1 shows the structured flowchart of the test system for the charging simulation that the utility model embodiment provides；
Fig. 2 shows the structured flowchart of the charging analogue means in the utility model embodiment；
Fig. 3 shows the flow chart of the method for testing for the charging simulation that the utility model embodiment provides.
Embodiment
Following discloses provide many different embodiments or example to implement the different characteristic of the application.Describe below
Part or the specific embodiment of arrangement are to simplify the utility model.Certainly, these are only that example is not intended to limit this
Utility model.
This specification in the whole text in reference to " one embodiment " or " embodiment " mean that combining the embodiment describes
Special characteristic, structure or characteristic be included at least one embodiment of the present utility model.Thus, going out everywhere in specification
Existing phrase " in one embodiment " is not necessarily all referring to the same embodiment " in embodiment ", but may be so.This
Outside, disclosed according to the utility model it will be readily apparent to one skilled in the art that in one or more embodiments, it is special
Determining feature, structure or characteristic can combine in any suitable manner.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model can be presented in a variety of manners, some of examples explained below.
Fig. 1 shows the structured flowchart of the test system for the charging simulation that the utility model embodiment provides.Such as Fig. 1 institutes
Show, the test system of the charging simulation, including：Battery management system 10, charging analogue means 20 and host computer 30.
Wherein, charging analogue means 20 is connected via CAN with the battery management system 10, for simulating at least one
Kind test parameter.
Host computer 30 is connected via CAN with the charging analogue means 20, for configuring the charging analogue means
In each analogue unit test parameter.
The charging analogue means 20 is additionally operable to gather the test data of battery management system production, and according to the test
Parameter and the Test data generation test result are simultaneously sent to host computer 30.
In the present embodiment, the CAN is the CAN based on CCP agreements (CAN Calibration Protocol)
Bus, charging analogue means 20 is set to be connected respectively with host computer 30 and the interactive mode of battery management system 10.
CCP agreements are exactly a kind of agreement based on CAN communication, similar to UDS agreements, are all based on CAN message to transmit
Data, it is impossible to depart from the limitation of CAN message.CCP has two kinds of mode of operations：Polling (query pattern) is that main frame sends inquiry
Request, slave respond according to inquiry request；DAQ (Data Acquisition) pattern is the biography that main frame sets correlation
Defeated rule, slave carry out automatically sending message according to the rule.
The test system of charging simulation provided by the utility model, charging simulation dress is made by the bus based on CCP agreements
To put and be connected between host computer and battery management system, charging analogue means obtains the test parameter of configuration from host computer, and
Test data of the battery management system to each analogue unit in charging analogue means is gathered, and to test parameter and test data
It is compared generation test result to send to host computer, solves the drawbacks of charger material object is needed in existing test process, carry
High reliability and safety, improves testing efficiency, reduces cost.
In a preferred embodiment, the battery management system 10 comprises at least the first battery management system 11 and the
Two battery management systems 12.
Charging analogue means 20 is connected via the first CAN (CAN1) with the first battery management system 11；Via second
CAN (CAN2) is connected with the second battery management system 12.The charging analogue means 20 can be independently to the first cell tube
The battery management system 12 of reason system 11 and second is tested simultaneously, and is independent of each other, and improves testing efficiency.
In the present embodiment, charging analogue means can be by TMS320F28335 chip microcontroller.
Preferably, as described in Figure 2, in a kind of feasible embodiment of the utility model, the charging analogue means 20 includes
Comparing unit 21, battery voltage analog unit 22, battery current analogue unit 23, battery total voltage analogue unit 24, temperature mould
Quasi-simple member 25 and logic checking unit 26.
Wherein, battery voltage analog unit 22 is used for simulated battery group voltage.Battery current analogue unit 23 is used to simulate
Battery current.Battery total voltage analogue unit 24 is used for simulated battery total voltage.Temperature simulation unit 25 is used for analog temperature.Patrol
Authentication unit 26 is collected to be used to verify whether the logic of battery management system meets base condition.
Wherein, comparing unit 21 is used for according to the test parameter and the Test data generation test result.
Specifically, the battery management system 10 measures the battery voltage analog unit 22 and obtains measuring magnitude of voltage, institute
State the analog voltage that host computer 30 configures the battery voltage analog unit 22, the comparing unit 21 is by the measurement voltage
Value and the analog voltage are compared generation voltage tester result.
The battery management system 10 measures the battery current analogue unit 23 and obtains measuring current value, the host computer
The analog current value of the 30 configuration battery voltage analog units 23, the comparing unit 21 is by the measurement current value and described
Analog current value is compared generation current test results.
The battery management system 10 measures the battery voltage analog unit 24 and obtains measuring total voltage value, described upper
Machine 30 configures the simulation total voltage value of the battery total voltage analogue unit 24, and the comparing unit 21 is by the measurement total voltage
Value and the simulation total voltage value are compared generation total voltage test result.
The battery management system 10 measures the temperature simulation unit 25 and obtains measurement temperature value, and the host computer 30 is matched somebody with somebody
Put the analog temperature value of the temperature simulation unit 25, the comparing unit 21 is by the measurement temperature value and the analog temperature
Value is compared generation temperature test result.
The charging analogue means 20 according to new national standard four big steps (charging handshake phase, charge parameter configuration phase,
Charging stage, charging ending phase) order send and receive CAN message, and the parameter information representated by CAN message is sent
To host computer 30 and show, stop simulation process if return information is not received at the appointed time, and on host computer 30
Show the position that goes wrong, the BMS systems that can visually see are that logic error occur in which stage in, are easy to related skill
Art personnel have found and solved in time procedural problem.
In the present embodiment, host computer 30 can provide control software, and control software completes configuration charging analogue means 20
In each analogue unit test parameter.
Charging analogue means 20 can provide data collection and analysis software, and data collection and analysis software is completed to battery management
The collection of the test data of system 10, record, analyze and automatically generate test report.
Charging analogue means 20 is developed using simulink/stateflow and realizes data exchange and monitoring, is completed corresponding
Test, data storage and local IP access, development rate is fast, efficiency high.
In a preferred embodiment, the test system also includes power supply 40, with the battery management system 10 with
And the charging analogue means 20 is connected, for being powered to the battery management system and the charging analogue means.The electricity
Source 40 can be 24V power supplys.
Charging analogue means of the present utility model can also charger is sent during analog charge CAN message to CAN
Bus, the BMS host responses message in CAN network is then waited to determine whether the logic of BMS systems meets new national standard
Requirement.Fig. 3 shows the flow chart of the method for testing for the charging simulation that the utility model embodiment provides.As shown in figure 3, institute
The method of testing of charging simulation is stated, is comprised the following steps.
In step S01, the test parameter of each analogue unit in charging analogue means is obtained from host computer.
In step S02, the test data of collection battery management system generation, wherein, the battery management system measurement
Each analogue unit of the charging analogue means is to generate test data.
In step S03, contrast the test parameter and the Test data generation test result and send to host computer.
The method of testing of charging simulation provided by the utility model, charging simulation dress is made by the bus based on CCP agreements
To put and be connected between host computer and battery management system, charging analogue means obtains the test parameter of configuration from host computer, and
Test data of the battery management system to each analogue unit in charging analogue means is gathered, and to test parameter and test data
It is compared generation test result to send to host computer, solves the drawbacks of charger material object is needed in existing test process, carry
High reliability and safety, improves testing efficiency, reduces cost.Charging analogue means of the present utility model, which can also simulate, to be filled
The CAN message that charger is sent in electric process to CAN, then wait BMS host responses message in CAN network with
Determine whether the logic of BMS systems meets the requirement of new national standard.
Above-described embodiment is citing of the present utility model, although disclosing embodiment of the present utility model for the purpose of illustration
And accompanying drawing, but it will be appreciated by those skilled in the art that：The spirit of the utility model and appended claim is not being departed from
In scope, it is various replace, to change and modifications all be possible.Therefore, the utility model should not be limited to embodiment and accompanying drawing
Disclosure of that.
Claims (10)
- A kind of 1. test system for simulation of charging, it is characterised in that including：Battery management system；Charge analogue means, is connected via CAN with the battery management system, for simulating at least one test parameter；Host computer, it is connected via CAN with the charging analogue means, for configuring each mould in the charging analogue means The test parameter of quasi-simple member；Wherein, the charging analogue means is additionally operable to gather the test data of battery management system production, and according to the test Parameter and the Test data generation test result are simultaneously sent to host computer.
- 2. test system according to claim 1, it is characterised in that the CAN is that the CAN based on CCP agreements is total Line, charging analogue means is set to be connected respectively with host computer and battery management system interactive mode.
- 3. test system according to claim 2, it is characterised in that the battery management system comprises at least the first battery Management system and the second battery management system,The charging analogue means is connected via the first CAN with first battery management system, via the second CAN It is connected with second battery management system,Wherein, the charging analogue means is tested the first battery management system and the second battery management system simultaneously.
- 4. test system according to claim 2, it is characterised in that also include：Power supply, with the battery management system and it is described charging analogue means be connected, for the battery management system with And the charging analogue means power supply.
- 5. test system according to claim 1, it is characterised in that the charging analogue means includes：Comparing unit, for according to the test parameter and the Test data generation test result.
- 6. test system according to claim 5, it is characterised in that the charging analogue means also includes：Battery voltage analog unit, for simulated battery group voltage；Wherein, the battery management system measures the battery voltage analog unit and obtains measuring magnitude of voltage, and the host computer is matched somebody with somebody The analog voltage of the battery voltage analog unit is put, the comparing unit measures magnitude of voltage and the analog voltage by described Value is compared generation voltage tester result.
- 7. test system according to claim 5, it is characterised in that the charging analogue means includes：Battery current analogue unit, for simulated battery electric current；Wherein, the battery management system measures the battery current analogue unit and obtains measuring current value, and the host computer is matched somebody with somebody The analog current value of the battery voltage analog unit is put, the comparing unit measures current value and the analog current by described Value is compared generation current test results.
- 8. test system according to claim 5, it is characterised in that the charging analogue means includes：Battery total voltage analogue unit, for simulated battery total voltage；Wherein, the battery management system measures the battery voltage analog unit and obtains measuring total voltage value, the host computer Configure the simulation total voltage value of the battery total voltage analogue unit, the comparing unit is by the measurement total voltage value and described Simulation total voltage value is compared generation total voltage test result.
- 9. test system according to claim 5, it is characterised in that the charging analogue means includes：Temperature simulation unit, for analog temperature,Wherein, the battery management system measures the temperature simulation unit and obtains measurement temperature value, and the host computer configures institute The analog temperature value of temperature simulation unit is stated, the comparing unit is compared the measurement temperature value and the analog temperature value Compared with generation temperature test result.
- 10. test system according to claim 5, it is characterised in that the charging analogue means includes：Logic checking unit, for verifying whether the logic of battery management system meets base condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720745721.4U CN206876785U (en) | 2017-06-23 | 2017-06-23 | Charge the test system simulated |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720745721.4U CN206876785U (en) | 2017-06-23 | 2017-06-23 | Charge the test system simulated |
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| CN206876785U true CN206876785U (en) | 2018-01-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107247202A (en) * | 2017-06-23 | 2017-10-13 | 北京普莱德新能源电池科技有限公司 | Charge the test system and method for testing simulated |
| CN112087354A (en) * | 2020-08-06 | 2020-12-15 | 广州小鹏汽车科技有限公司 | Communication protocol testing method and device, electronic equipment and storage medium |
-
2017
- 2017-06-23 CN CN201720745721.4U patent/CN206876785U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107247202A (en) * | 2017-06-23 | 2017-10-13 | 北京普莱德新能源电池科技有限公司 | Charge the test system and method for testing simulated |
| CN112087354A (en) * | 2020-08-06 | 2020-12-15 | 广州小鹏汽车科技有限公司 | Communication protocol testing method and device, electronic equipment and storage medium |
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