CN201145718Y - Device for testing DC-DC convertor - Google Patents
Device for testing DC-DC convertor Download PDFInfo
- Publication number
- CN201145718Y CN201145718Y CNU200720196785XU CN200720196785U CN201145718Y CN 201145718 Y CN201145718 Y CN 201145718Y CN U200720196785X U CNU200720196785X U CN U200720196785XU CN 200720196785 U CN200720196785 U CN 200720196785U CN 201145718 Y CN201145718 Y CN 201145718Y
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- transducer
- controller
- proving installation
- converter
- temperature
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Abstract
The utility model provides a testing device for a DC-DC converter, comprising a DC power supply which supplies power to the DC-DC converter. The testing device is characterized in that the testing device also comprises an experiment box and a controller; the DC-DC converter is positioned inside the experiment box; and the controller controls the changes of the temperature and the humidity of the experiment box and tests the performance of the DC-DC converter in a vibrating state. The testing device of the DC-DC converter simulates the environment temperature and the circulating water temperature inside an automobile in the environment of a laboratory, and simulates the outside environment change of the DC-DC converter of the power supply part in the operation process caused by the outside climate change or the road condition change; and the DC-DC converter passing the test of the testing device can guarantee the normal work of the DC-DC converter after the loading operation to the largest extent and has high stability and reliability.
Description
Technical field
The utility model relates to a kind of proving installation of DC-DC transducer, particularly a kind of proving installation that is applied in the DC-DC transducer on electric motor car and the PHEV.
Background technology
The DC-DC transducer is that DC-DC converter is a kind of device for converting electric energy that is applicable in PHEV or the electric motor car, high pressure is become the voltage that is complementary with the automobile low-voltage electric system by transducer, power and charge a battery for the low-voltage electrical apparatus system, can improve high voltage power power supply energy utilization factor.Before being assembled to vehicle, the DC-DC transducer needs the performance of DC-DC transducer is tested, existing testboard bay, mainly be that the load capacity of DC-DC transducer product is tested, function has limitation, can not be in the operation of analog equipment on automobile as much as possible on the proving installation, reliability of products and stability are lower.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defective and the proving installation of the high DC-DC transducer of a kind of simulating vehicle running environment and measuring accuracy is provided.
Goal of the invention of the present utility model is achieved through the following technical solutions:
A kind of proving installation of DC-DC transducer comprises direct supply, and described direct supply is the power supply of DC-DC transducer; It is characterized in that: also comprise experimental box, described DC-DC transducer is positioned at described experimental box; Controller, the temperature of described controller may command experimental box, the variation of humidity and be in vibrational state to detect the performance of described DC-DC transducer.
The proving installation of above-mentioned DC-DC transducer, wherein: also comprise temperature controller, the input end of described temperature controller is connected with controller, and output terminal is connected with experimental box.
The proving installation of above-mentioned DC-DC transducer, wherein: also comprise electric heater unit and water tank, described electric heater unit is the water tank heating by the affiliated temperature controller control temperature of stating, and described water tank is bad for the DC-DC transducer in the described experimental box provides water to follow.
The proving installation of above-mentioned DC-DC transducer, wherein: also comprise humidity controller, the input end of described humidity controller is connected with controller, and output terminal is connected with experimental box.
The proving installation of above-mentioned DC-DC transducer, wherein: also comprise regulated power supply and motor, described regulated power supply is connected with described controller, and described motor is connected with described control box, and described regulated power supply is regulated the input voltage of described motor.
The proving installation of above-mentioned DC-DC transducer, wherein: also comprise tunable load resistance, described tunable load resistance is connected with the DC-DC transducer, and described tunable load resistance can change resistance under the control of controller.
The proving installation of above-mentioned DC-DC transducer, wherein: also comprise display unit, described display unit is connected with described DC-DC transducer.
The proving installation of the utility model DC-DC transducer, in laboratory environment, the environment temperature of simulated automotive inside and circulating water temperature are simulated the external environment of power unit DC-DC transducer in operational process that extraneous climate change or road condition change cause and are changed.Through the DC-DC transducer that this proving installation test is passed through, can guarantee the operate as normal of DC-DC transducer behind loading operation maximum range of driving degree, make the DC-DC transducer possess advantages of higher stability and reliability.
Description of drawings
Fig. 1 is the proving installation general structure block diagram of the utility model DC-DC transducer
Embodiment
With embodiment the utility model is described in further detail with reference to the accompanying drawings below:
Shown in Fig. 1 general diagram, the proving installation of a kind of DC-DC transducer of the utility model comprises direct supply, and described direct supply is the power supply of DC-DC transducer; Experimental box, described DC-DC transducer is positioned at described experimental box; Controller, the temperature of described controller may command experimental box, the variation of humidity and be in vibrational state to detect the performance of described DC-DC transducer.Also comprise temperature controller, the input end of described temperature controller is connected with controller, output terminal is connected with experimental box, another output terminal of described temperature controller connects electric heater unit, described electric heater unit is the water tank heating by the described temperature controller control temperature of stating, and described water tank provides water cycle for the DC-DC transducer in the described experimental box; DC-DC transducer in electric automobile or the PHEV adopts the water-cooling system heat radiation usually, in the real vehicle operational process, recirculated water is always 25 ℃ of left and right sides normal temperature can make product keep good heat radiation dress state, but behind electric automobile or the PHEV long-play, recirculated water can not be always 25 ℃ of left and right sides normal temperature, this device can make to be controlled to recirculated water by controller and add duty behind heat control analog electrical motor-car or the PHEV long-play, for example, can be by the temperature of controller design temperature controller, recirculated water is controlled at about 60 ℃ through the electric heater unit temperature, observe under this temperature, the ruuning situation of product, can determine when the automotive interior environment temperature is too high, whether can guarantee that product still can normally move, also water temperature can be controlled under 95 ℃ of worse situations, observe the product operation conditions, unusual if product occurs, can determine that product is an operation irregularity under certain temperature conditions, design accordingly so that improve product.The input end that the output terminal of described controller connects humidity controller is used for controlling the experimental box humidity inside, and the output terminal of described humidity controller is connected with experimental box; The DC-DC transducer is in the vehicle operating process, because other electrical part operation heat radiations of the variation of extraneous weather or automotive interior, the DC-DC transducer is usually operated at than outside air temperature and wants in the much higher environment, this proving installation controller is by control temperature controller and humidity controller control experimental box analog operation environment, can simulate the environment temperature and the humidity that change the DC-DC transducer, observe the ruuning situation of product, if product occurs unusual, can determine that product is unusual in the appearance of working under certain temperature conditions or under certain damp condition, designs accordingly so that improve product; This proving installation also comprises regulated power supply and motor, described regulated power supply is connected with described controller, described motor is connected with described control box, described regulated power supply is regulated the input voltage of described motor, the DC-DC transducer will bear in the vehicle operating process because of the different vibrations that produce various amplitude of road conditions, this factor also must will be considered in the product design process, the different magnitude of voltage of this proving installation control regulated power supply output is given motor, experimental box is under the different vibration conditions, whether the ruuning situation and the design arrangement of observing the DC-DC transducer be good, if occur unusual, can observe and determine that Welding Problems or design arrangement are improper to be caused because of installing in which subelement, so that in time improve design; This proving installation also comprises tunable load resistance, described tunable load resistance is connected with the DC-DC transducer, described tunable load resistance can change resistance under the control of controller, the DC-DC transducer is in the vehicle operating process, because of climate condition such as daytime, night, rainy day etc., perhaps road conditions are as gently, turn, go up a slope, descending etc., all can cause the variation of load in the operational process, may occur in the short time high power load or often between high power load, just require proving installation can simulate the load-carrying ruuning situation of product under the different situations, this proving installation is in different structural states by adjusting tunable load resistance can satisfy such testing requirement.If unusual condition occurs, can in time find is to occur unusually under certain loading condition, so that in time improve design; This proving installation also comprises display unit, and described display unit is connected with described DC-DC transducer, and described display unit can show whether described DC-DC transducer is working properly, and display unit can be a LCD etc.More than various test modes can simultaneously or intersect and use, farthest the ruuning situation of analog D C-DC transducer in car running process by various tests, makes the DC-DC transducer have advantages of higher stability and reliability.
The embodiment of the above is a better embodiment of the present utility model; be not to limit concrete practical range of the present utility model with this, the equivalence variation that all shapes according to the utility model, structure are done all is included in the protection domain of the present utility model.
Claims (7)
1, a kind of proving installation of DC-DC transducer is characterized in that: comprise
Direct supply, described direct supply is the power supply of DC-DC transducer; It is characterized in that: also comprise
Experimental box, described DC-DC transducer is positioned at described experimental box;
Controller, the temperature of described controller may command experimental box, the variation of humidity and be in vibrational state to detect the performance of described DC-DC transducer.
2, the proving installation of DC-DC transducer according to claim 1 is characterized in that: also comprise temperature controller, the input end of described temperature controller is connected with controller, and output terminal is connected with experimental box.
3, the proving installation of DC-DC transducer according to claim 2, it is characterized in that: also comprise electric heater unit and water tank, described electric heater unit is the water tank heating by described temperature controller control temperature, and described water tank is bad for the DC-DC transducer in the described experimental box provides water to follow.
4, the proving installation of DC-DC transducer according to claim 1 is characterized in that: also comprise humidity controller, the input end of described humidity controller is connected with controller, and output terminal is connected with experimental box.
5, the proving installation of DC-DC transducer according to claim 1, it is characterized in that: also comprise regulated power supply and motor, described regulated power supply is connected with described controller, and described motor is installed on the described control box, and described regulated power supply is regulated the input voltage of described motor.
6, the proving installation of DC-DC transducer according to claim 1 is characterized in that: also comprise tunable load resistance, described tunable load resistance is connected with the DC-DC transducer, and described tunable load resistance can change resistance under the control of controller.
7, the proving installation of DC-DC transducer according to claim 1 is characterized in that: also comprise display unit, described display unit is connected with described DC-DC transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720196785XU CN201145718Y (en) | 2007-12-31 | 2007-12-31 | Device for testing DC-DC convertor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720196785XU CN201145718Y (en) | 2007-12-31 | 2007-12-31 | Device for testing DC-DC convertor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201145718Y true CN201145718Y (en) | 2008-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720196785XU Expired - Lifetime CN201145718Y (en) | 2007-12-31 | 2007-12-31 | Device for testing DC-DC convertor |
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| CN (1) | CN201145718Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565702A (en) * | 2011-12-30 | 2012-07-11 | 东方电气集团东方汽轮机有限公司 | Test platform for wind driven generator |
| CN103323690A (en) * | 2012-03-23 | 2013-09-25 | 海洋王（东莞）照明科技有限公司 | Service life testing method of lamp charger and service life testing device |
| CN103913283A (en) * | 2013-01-05 | 2014-07-09 | 广州苏试众博环境实验室有限公司 | Flexible moving type temperature and humidity testing system |
| CN104375039A (en) * | 2014-11-21 | 2015-02-25 | 华北电力大学（保定） | Testing system for isolation type direct-current transformer |
| CN106019168A (en) * | 2016-05-10 | 2016-10-12 | 清华大学 | Testing system for DC-DC converter of fuel cell vehicle |
| CN103323690B (en) * | 2012-03-23 | 2016-11-30 | 海洋王（东莞）照明科技有限公司 | The life testing method of a kind of light fixture charger and device |
| CN106771724A (en) * | 2016-12-01 | 2017-05-31 | 长春中车轨道车辆有限公司 | CRH5A type EMUs electric heater testing stands |
| CN107290689A (en) * | 2016-04-12 | 2017-10-24 | 中国运载火箭技术研究院 | The Auto-Test System of DC/DC converters total dose effect experiment |
| CN107656217A (en) * | 2017-08-31 | 2018-02-02 | 阜阳扬宇充电设备有限公司 | A kind of power module production measurement jig |
| CN112014665A (en) * | 2020-08-07 | 2020-12-01 | 清华大学 | Fuel cell high-power DC-DC converter test system |
| CN114323683A (en) * | 2021-12-16 | 2022-04-12 | 苏州长菱测试技术有限公司 | Fatigue endurance test system and test method |
-
2007
- 2007-12-31 CN CNU200720196785XU patent/CN201145718Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565702A (en) * | 2011-12-30 | 2012-07-11 | 东方电气集团东方汽轮机有限公司 | Test platform for wind driven generator |
| CN103323690A (en) * | 2012-03-23 | 2013-09-25 | 海洋王（东莞）照明科技有限公司 | Service life testing method of lamp charger and service life testing device |
| CN103323690B (en) * | 2012-03-23 | 2016-11-30 | 海洋王（东莞）照明科技有限公司 | The life testing method of a kind of light fixture charger and device |
| CN103913283A (en) * | 2013-01-05 | 2014-07-09 | 广州苏试众博环境实验室有限公司 | Flexible moving type temperature and humidity testing system |
| CN104375039A (en) * | 2014-11-21 | 2015-02-25 | 华北电力大学（保定） | Testing system for isolation type direct-current transformer |
| CN107290689A (en) * | 2016-04-12 | 2017-10-24 | 中国运载火箭技术研究院 | The Auto-Test System of DC/DC converters total dose effect experiment |
| CN106019168A (en) * | 2016-05-10 | 2016-10-12 | 清华大学 | Testing system for DC-DC converter of fuel cell vehicle |
| CN106771724A (en) * | 2016-12-01 | 2017-05-31 | 长春中车轨道车辆有限公司 | CRH5A type EMUs electric heater testing stands |
| CN106771724B (en) * | 2016-12-01 | 2019-03-15 | 长春中车轨道车辆有限公司 | CRH5A type EMU electric heater testing stand |
| CN107656217A (en) * | 2017-08-31 | 2018-02-02 | 阜阳扬宇充电设备有限公司 | A kind of power module production measurement jig |
| CN112014665A (en) * | 2020-08-07 | 2020-12-01 | 清华大学 | Fuel cell high-power DC-DC converter test system |
| CN114323683A (en) * | 2021-12-16 | 2022-04-12 | 苏州长菱测试技术有限公司 | Fatigue endurance test system and test method |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20081105 |
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| CX01 | Expiry of patent term |