CN104390785A - Test stand for pure electric automobile cooling system - Google Patents
Test stand for pure electric automobile cooling system Download PDFInfo
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- CN104390785A CN104390785A CN201410589488.6A CN201410589488A CN104390785A CN 104390785 A CN104390785 A CN 104390785A CN 201410589488 A CN201410589488 A CN 201410589488A CN 104390785 A CN104390785 A CN 104390785A
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- stop valve
- cooling system
- water pump
- electronic
- pressure transducer
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Abstract
The invention provides a test stand for a pure electric automobile cooling system. The test stand comprises a heat radiator, an electronic fan assembly, a sensing part, a control valve part, a water tank, an electronic water pump and heat radiation components. The sensing part comprises temperature sensors, pressure sensors and a flow sensor. The control valve part comprises a first stop valve, an adjustable throttle valve, a second stop valve and a third stop valve. A lift flow characteristic test loop of the electronic water pump, a heat radiation performance test loop of the heat radiator and the electronic fan assembly, and a flow resistance test loop of the cooling system are formed via controlling opening and closing of each valve in the control valve part. Firstly temperature and pressure of each position of the cooling system and system cooling liquid flow are outputted in real time via the temperature sensors, the pressure sensors and the flow sensor, and then the acquired data are processed via acquisition data processing equipment equipped on the test stand.
Description
Technical field
The present invention relates to the cooling system of pure electric automobile, be specifically related to a kind of pure electric automobile cooling system test platform.
Background technology
In pure electric automobile, motor and controller for Power output operationally gives out amount of heat, one of the function of cooling system for ensureing that it can work in normal temperature range, water cooling circulation is adopted to be that a kind of heat that each part can be distributed conducts the efficient type of cooling efficiently, and in the performance history of cooling system, must the heat dissipation characteristics of each part of cooling system, system flow resistance and water pump characteristics be grasped and be studied.
At present for the design of electric automobile cooling system, often rely on analytical calculation merely, or independent testing for certain characterisitic parameter, and systematic measurement and analysis cannot be carried out from the angle of amount to entirety.
Summary of the invention
In view of this, the invention provides a kind of pure electric automobile cooling system test platform, realize the real-time output of the temperature of cooling system each position, pressure and system cools flow quantity.
The technical solution used in the present invention is specially: a kind of pure electric automobile cooling system test platform, comprises heating radiator and electronic fan assembly, detecting means, operation valve portion, water tank, electronic water pump and radiating subassembly; Described detecting means comprises temperature sensor, pressure transducer and flow sensor, and described operation valve portion comprises the first stop valve, adjustable throttling, the second stop valve and the 3rd stop valve; Opening and closing by each valve in control operation valve portion, forms electronic water lift of pump discharge characteristic test loop, heating radiator and the heat dispersion test loop of electronic fan assembly, the flow resistance test loop of cooling system.
In above-mentioned pure electric automobile cooling system test platform, described first stop valve and described second stop valve are closed, described adjustable throttling and described 3rd stop valve are opened, and described electronic water pump, described adjustable throttling, described water tank and described 3rd stop valve are described electronic water lift of pump discharge characteristic test loop by the closed loop that pipeline is formed.
In above-mentioned pure electric automobile cooling system test platform, between described electronic water pump and described adjustable throttling, be provided with pressure transducer and flow sensor, between described 3rd stop valve and described electronic water pump, be provided with pressure transducer.
In above-mentioned pure electric automobile cooling system test platform, described first stop valve and described 3rd stop valve are closed, described second stop valve is opened, adjustable throttling is opened to maximum, and described electronic water pump, described adjustable throttling, described water tank, described second stop valve, described heating radiator and electronic fan assembly and electronic water pump are the heat dispersion test loop of heating radiator and electronic fan assembly by the closed loop that pipeline is formed.
In above-mentioned pure electric automobile cooling system test platform, pressure transducer and flow sensor is provided with between described electronic water pump and described adjustable throttling, pressure transducer and temperature sensor is provided with, described heating radiator and be provided with temperature sensor and pressure transducer between electronic fan assembly and described electronic water pump between described second stop valve and described heating radiator and electronic fan assembly.
In above-mentioned pure electric automobile cooling system test platform, described first stop valve and described second stop valve are opened, described 3rd stop valve and described adjustable throttling are closed, and the loop that described electronic water pump, described first stop valve, described radiating subassembly, described water tank, described second stop valve, described heating radiator and electronic fan assembly and described electronic water pump are formed forms the flow resistance test loop of described cooling system.
In above-mentioned pure electric automobile cooling system test platform, pressure transducer and flow sensor is provided with between described electronic water pump and described first stop valve, temperature sensor and pressure transducer is provided with between described first stop valve and described radiating subassembly, temperature sensor and pressure transducer is provided with between described radiating subassembly and described water tank, pressure transducer and temperature sensor is provided with between described second stop valve and described heating radiator and electronic fan assembly, described heating radiator and be provided with temperature sensor and pressure transducer between electronic fan assembly and described electronic water pump.
In above-mentioned pure electric automobile cooling system test platform, described electronic water pump adopts hoop to be connected with the pipeline at two ends.
In above-mentioned pure electric automobile cooling system test platform, described water tank is for closing constant temperature water tank.
In above-mentioned pure electric automobile cooling system test platform, described radiating subassembly is replaced with the motor in motor bench and electric machine controller, the pipeline of cooling system stand is connected with described motor and electric machine controller by pipeline, and namely described cooling system test stand can be used as the cooling system of described motor bench.
The beneficial effect that the present invention produces is:
Testing table of the present invention is by carrying out the measurement of system, complete at entire vehicle design and the matching degree of current design and design object is tested, when overtemperature alarm, quantitative analysis is carried out to the parameter of cooling system, electric automobile cooling system is comprehensively measured.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, more completely the present invention can be understood better.Accompanying drawing described herein is used to provide a further understanding of the present invention, and embodiment and explanation thereof, for explaining the present invention, do not form inappropriate limitation of the present invention.
Fig. 1 is the structural representation of a kind of pure electric automobile cooling system test of the present invention platform.
In figure: 1, heat-sink unit 2, temperature sensor 3, pressure transducer 4, water pump 5, flow sensor 6, first stop valve 7, radiating subassembly 8, adjustable throttling 9, water tank 10, second stop valve 11, the 3rd stop valve 12, pipeline.
Embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in further detail.
A kind of pure electric automobile cooling system test platform as shown in Figure 1, comprises heating radiator and electronic fan assembly, by the detecting means be made up of temperature sensor 2, pressure transducer 3 and flow sensor 5, the operation valve portion be made up of the first stop valve 6, adjustable throttling 8, second stop valve 10 and the 3rd stop valve 11, water tank, electronic water pump and radiating subassembly; Water tank 9 is preferably closes constant temperature water tank, by thermostatic control for cooling system test platform provides an invariable power thermal source, electronic water pump 4 adopts hoop to be connected with the pipeline 12 at two ends, during to facilitate the replacing of different water pump, makes the pressure transducer at two ends and water pump be in sustained height.Opening and closing by each valve in control operation valve portion, forms electronic water lift of pump discharge characteristic test loop, heating radiator and the heat dispersion test loop of electronic fan assembly, the flow resistance test loop of cooling system; Wherein:
(1)
When stop valve (6,10) closedown, the 3rd stop valve 11 are opened, the loop formed is electronic water lift of pump discharge characteristic test loop, and concrete loop is: electronic water pump 4 → pressure transducer 3 → flow sensor 5 → adjustable throttling 8 → closed constant temperature water tank the 9 → three stop valve 11 → pressure transducer 3 → electronic water pump 4.By controlling the aperture of adjustable throttling 8, the flow resistance that loop is corresponding different, pressure transducer 3 before and after electronic water pump 4 and the flow sensor 5 after electronic water pump 4 export different numerical value, utilize image data treatment facility to carry out data processing calculating, obtain the lift rating curve of electronic water pump 4.
In above-mentioned loop, radiating subassembly 7 is corresponded to the motor in motor bench and electric machine controller, by pipeline 12, the pipeline of cooling system stand is connected with the motor in motor bench and electric machine controller, namely this testing table can be used as the cooling system of motor bench, by the coolant temperature before and after temperature sensor 2 output motor and controller, obtain the heat dissipation characteristics curve of motor controller.
(2)
When stop valve (6, 11) close, second stop valve 10 is opened, adjustable throttling 8 is opened to time maximum, the loop formed is the heat dispersion test loop of heating radiator and electronic fan assembly 1, circuit is specially: electronic water pump 4 → pressure transducer 3 → flow sensor 5 → adjustable throttling 8 → closed constant temperature water tank 9 → the second stop valve 10 → pressure transducer, 3 → temperature sensor, 2 → heating radiator and electronic fan assembly 1 → temperature sensor 2 → pressure transducer 3 → electronic water pump 4, close constant temperature water tank 9 and carry out different temperatures thermostatic control, delivery rate sensor 5, the numerical value of the temperature sensor 2 before and after heating radiator and electronic fan assembly 1, image data treatment facility is utilized to carry out data processing calculating, obtain the heat dispersion of heating radiator and electronic fan assembly 1.
(3)
When the 3rd stop valve 11 and adjustable throttling 8 are closed, stop valve (6, 10) when opening, form the flow resistance test loop of cooling system, concrete loop is: electronic water pump 4 → pressure transducer 3 → flow sensor 5 → the first stop valve 6 → temperature sensor 2 → pressure transducer 3 → radiating subassembly 7 → temperature sensor 2 → pressure transducer 3 → closed constant temperature water tank 9 → the second stop valve 10 → pressure transducer, 3 → temperature sensor, 2 → heating radiator and electronic fan assembly 1 → temperature sensor 2 → pressure transducer 3 → electronic water pump 4, by exporting the force value of the pressure transducer 3 before and after electronic water pump 4, carry out mathematic interpolation, obtain the flow resistance of cooling system.
In like manner, radiating subassembly 7 is corresponded to the motor in motor bench and electric machine controller, by the force value of the pressure transducer 3 before and after output motor and controller, carry out mathematic interpolation, obtain the flow resistance of motor controller.
Testing table exports in real time the temperature of cooling system each position, pressure and system cools flow quantity by temperature sensor 2, pressure transducer 3 and flow sensor 5, by the image data treatment facility be equipped with, processes the data collected.
As mentioned above, embodiments of the invention are explained, obviously, as long as do not depart from fact inventive point of the present invention and effect, will be readily apparent to persons skilled in the art distortion, is also all included within protection scope of the present invention.
Claims (10)
1. a pure electric automobile cooling system test platform, is characterized in that, comprises heating radiator and electronic fan assembly, detecting means, operation valve portion, water tank, electronic water pump and radiating subassembly; Described detecting means comprises temperature sensor, pressure transducer and flow sensor, and described operation valve portion comprises the first stop valve, adjustable throttling, the second stop valve and the 3rd stop valve; Opening and closing by each valve in control operation valve portion, forms electronic water lift of pump discharge characteristic test loop, heating radiator and the heat dispersion test loop of electronic fan assembly, the flow resistance test loop of cooling system.
2. pure electric automobile cooling system test platform according to claim 1, it is characterized in that, described first stop valve and described second stop valve are closed, described adjustable throttling and described 3rd stop valve are opened, and described electronic water pump, described adjustable throttling, described water tank and described 3rd stop valve are described electronic water lift of pump discharge characteristic test loop by the closed loop that pipeline is formed.
3. pure electric automobile cooling system test platform according to claim 2, it is characterized in that, be provided with pressure transducer and flow sensor between described electronic water pump and described adjustable throttling, between described 3rd stop valve and described electronic water pump, be provided with pressure transducer.
4. pure electric automobile cooling system test platform according to claim 1, it is characterized in that, described first stop valve and described 3rd stop valve are closed, described second stop valve is opened, adjustable throttling is opened to maximum, and described electronic water pump, described adjustable throttling, described water tank, described second stop valve, described heating radiator and electronic fan assembly and electronic water pump are the heat dispersion test loop of heating radiator and electronic fan assembly by the closed loop that pipeline is formed.
5. pure electric automobile cooling system test platform according to claim 4, it is characterized in that, pressure transducer and flow sensor is provided with between described electronic water pump and described adjustable throttling, pressure transducer and temperature sensor is provided with, described heating radiator and be provided with temperature sensor and pressure transducer between electronic fan assembly and described electronic water pump between described second stop valve and described heating radiator and electronic fan assembly.
6. pure electric automobile cooling system test platform according to claim 1, it is characterized in that, described first stop valve and described second stop valve are opened, described 3rd stop valve and described adjustable throttling are closed, and the loop that described electronic water pump, described first stop valve, described radiating subassembly, described water tank, described second stop valve, described heating radiator and electronic fan assembly and described electronic water pump are formed forms the flow resistance test loop of described cooling system.
7. pure electric automobile cooling system test platform according to claim 6, it is characterized in that, pressure transducer and flow sensor is provided with between described electronic water pump and described first stop valve, temperature sensor and pressure transducer is provided with between described first stop valve and described radiating subassembly, temperature sensor and pressure transducer is provided with between described radiating subassembly and described water tank, pressure transducer and temperature sensor is provided with between described second stop valve and described heating radiator and electronic fan assembly, described heating radiator and be provided with temperature sensor and pressure transducer between electronic fan assembly and described electronic water pump.
8. pure electric automobile cooling system test platform according to claim 1, is characterized in that, described electronic water pump adopts hoop to be connected with the pipeline at two ends.
9. pure electric automobile cooling system test platform according to claim 1, is characterized in that, described water tank is for closing constant temperature water tank.
10. pure electric automobile cooling system test platform according to claim 1, it is characterized in that, described radiating subassembly is replaced with the motor in motor bench and electric machine controller, the pipeline of cooling system stand is connected with described motor and electric machine controller by pipeline, and namely described cooling system test stand can be used as the cooling system of described motor bench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410589488.6A CN104390785B (en) | 2014-10-28 | 2014-10-28 | Test stand for pure electric automobile cooling system |
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| CN201410589488.6A CN104390785B (en) | 2014-10-28 | 2014-10-28 | Test stand for pure electric automobile cooling system |
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| CN104390785A true CN104390785A (en) | 2015-03-04 |
| CN104390785B CN104390785B (en) | 2017-05-10 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198048A (en) * | 2016-07-06 | 2016-12-07 | 浙江大学 | Cooling system of vehicle cold collateral resistance simulation test experiment platform and method thereof |
| CN107727166A (en) * | 2017-11-22 | 2018-02-23 | 中国第汽车股份有限公司 | A kind of automobile power cell bag internal cooling system fluid flow method of testing |
| CN108963368A (en) * | 2018-06-15 | 2018-12-07 | 北京长城华冠汽车科技股份有限公司 | A kind of flow rate test method and device of electric automobile power battery heat management pipeline |
| CN109425490A (en) * | 2017-08-31 | 2019-03-05 | 深圳市万斯得自动化设备有限公司 | New-energy automobile simulated testing system |
| CN109540538A (en) * | 2018-08-27 | 2019-03-29 | 浙江中车电车有限公司 | A kind of bus cooling-system system failure analysis method and system |
| CN109596883A (en) * | 2018-11-24 | 2019-04-09 | 苏州驿力机车科技股份有限公司 | A kind of detection system and detection method of automobile radiators heat radiation power |
| CN109708897A (en) * | 2019-01-17 | 2019-05-03 | 北京航空航天大学 | Rocket engine test stand water system |
| CN110987495A (en) * | 2019-12-02 | 2020-04-10 | 深圳市禾望电气股份有限公司 | Radiator testing device |
| CN111579181A (en) * | 2020-04-26 | 2020-08-25 | 东风汽车集团有限公司 | Filling test system and method of cooling system |
| CN112033714A (en) * | 2020-08-12 | 2020-12-04 | 大连理工大学 | Test platform for evaluating heat dissipation performance of water-cooled radiator and use method |
| CN112284748A (en) * | 2020-10-27 | 2021-01-29 | 无锡沃尔福汽车技术有限公司 | Engine cooling system heat dissipation balance test mechanism |
| CN112412767A (en) * | 2020-11-02 | 2021-02-26 | 东风襄阳旅行车有限公司 | New energy automobile electronic water pump performance detection system and detection method thereof |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198048B (en) * | 2016-07-06 | 2019-02-05 | 浙江大学 | Cooling system of vehicle cold side resistance simulation is test bed and its method |
| CN106198048A (en) * | 2016-07-06 | 2016-12-07 | 浙江大学 | Cooling system of vehicle cold collateral resistance simulation test experiment platform and method thereof |
| CN109425490A (en) * | 2017-08-31 | 2019-03-05 | 深圳市万斯得自动化设备有限公司 | New-energy automobile simulated testing system |
| CN107727166B (en) * | 2017-11-22 | 2019-07-12 | 中国第一汽车股份有限公司 | A kind of automobile power cell packet internal cooling system fluid flow test method |
| CN107727166A (en) * | 2017-11-22 | 2018-02-23 | 中国第汽车股份有限公司 | A kind of automobile power cell bag internal cooling system fluid flow method of testing |
| CN108963368A (en) * | 2018-06-15 | 2018-12-07 | 北京长城华冠汽车科技股份有限公司 | A kind of flow rate test method and device of electric automobile power battery heat management pipeline |
| CN109540538A (en) * | 2018-08-27 | 2019-03-29 | 浙江中车电车有限公司 | A kind of bus cooling-system system failure analysis method and system |
| CN109596883A (en) * | 2018-11-24 | 2019-04-09 | 苏州驿力机车科技股份有限公司 | A kind of detection system and detection method of automobile radiators heat radiation power |
| CN109708897A (en) * | 2019-01-17 | 2019-05-03 | 北京航空航天大学 | Rocket engine test stand water system |
| CN110987495B (en) * | 2019-12-02 | 2021-12-07 | 深圳市禾望电气股份有限公司 | Radiator testing device |
| CN110987495A (en) * | 2019-12-02 | 2020-04-10 | 深圳市禾望电气股份有限公司 | Radiator testing device |
| CN111579181A (en) * | 2020-04-26 | 2020-08-25 | 东风汽车集团有限公司 | Filling test system and method of cooling system |
| CN111579181B (en) * | 2020-04-26 | 2021-08-13 | 东风汽车集团有限公司 | Filling test system and method of cooling system |
| CN112033714B (en) * | 2020-08-12 | 2021-07-02 | 大连理工大学 | Test platform for evaluating heat dissipation performance of water-cooled radiator and use method |
| CN112033714A (en) * | 2020-08-12 | 2020-12-04 | 大连理工大学 | Test platform for evaluating heat dissipation performance of water-cooled radiator and use method |
| CN112284748A (en) * | 2020-10-27 | 2021-01-29 | 无锡沃尔福汽车技术有限公司 | Engine cooling system heat dissipation balance test mechanism |
| CN112412767A (en) * | 2020-11-02 | 2021-02-26 | 东风襄阳旅行车有限公司 | New energy automobile electronic water pump performance detection system and detection method thereof |
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