CN102612299A - Power device heat pipe heat-removal system with controlled cooling air volume - Google Patents
Power device heat pipe heat-removal system with controlled cooling air volume Download PDFInfo
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- CN102612299A CN102612299A CN2012100337247A CN201210033724A CN102612299A CN 102612299 A CN102612299 A CN 102612299A CN 2012100337247 A CN2012100337247 A CN 2012100337247A CN 201210033724 A CN201210033724 A CN 201210033724A CN 102612299 A CN102612299 A CN 102612299A
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Abstract
The invention relates to a power device heat pipe heat-removal system with controlled cooling air volume, which comprises a heat pipe heat-removal device, a cooling fan with controlled air volume, a temperature senor and an air volume controller, wherein a power device is arranged on a heat pipe heat-removal device substrate, the heat pipe heat-removal device and the cooling fan are arranged in one same air duct, the heat pipe heat-removal device is used for heat removal of the power device, the temperature sensor is arranged on the heat pipe heat-removal device substrate, the cooling fan is used for providing cooling air for the heat pipe heat-removal device, the temperature sensor is used for detecting the temperature of the heat pipe heat-removal device substrate and feeding-back the temperature to the air volume controller, and the air volume controller is used for controlling the volume of the cooling fan according to the temperature of the substrate. The power device heat pipe heat-removal system has the advantages that the temperature sensor is adopted for detecting the temperature of the heat pipe heat-removal device substrate, and the volume of the cooling fan can be controlled according to the temperature of the heat pipe heat-removal device substrate, so that the heat-removal effect of the system can be effectively improved, the noise can be reduced, and the efficiency of a converter under each power can be improved.
Description
Technical field
The present invention relates to the controlled power device heat pipe radiating system of a kind of cooling air quantity, be applied in the current transformers such as rectifier, inverter, ups power, frequency converter, reactive power compensator and Active Power Filter-APF.
Background technology
Development along with power electronic technology; IGBT constant power semiconductor power electronic device applications more and more widely; Since power semiconductor must be at a certain temperature could be reliably and with long-term stable operation, therefore must effectively dispel the heat and cool off power device.
The existing application of power device heat pipe radiating system that has cooling blower at present; But the cooling air quantity of cooling blower can not be controlled; Even exothermic temperature is not high; Cooling blower is also with maximum quantity of wind output, reduced like this current transformer the efficient of some power section with increased the overall noise of equipment, and reduced the useful life of cooling blower.
If can develop the controlled power device heat pipe radiating system of a kind of cooling air quantity; Control the cooling air quantity of cooling blower according to the temperature of radiator; So just can improve the efficient of current transformer, reduce the overall noise and the useful life that prolongs cooling blower of convertor equipment in some power section.
Summary of the invention
The purpose of this invention is to provide the controlled power device heat pipe radiating system of a kind of cooling air quantity.
For realizing above-mentioned purpose, the present invention passes through technical scheme realization:
The power device heat pipe radiating system that cooling air quantity is controlled comprises that heat-pipe radiator, the controlled cooling blower of air quantity are arranged on the same air channel, and cooling blower is that heat-pipe radiator provides air blast cooling.Power device is installed on the heat pipe radiator base plate, and the heat that power device produces is delivered on the heat-pipe radiator through heat pipe radiator base plate; Temperature sensor is installed in heat pipe radiator base plate, is used to detect the heat pipe radiator base plate temperature, and gives blast volume controller with detected temperature transfer.Blast volume controller is according to the air quantity size of the height control cooling blower of heat pipe radiator base plate temperature; Strengthen cooling fan flow when the heat pipe radiator base plate temperature is high; Temperature reduces cooling fan flow when low; The controlled cooling blower of air quantity is according to the cooling air quantity of the instruction adjustment heat-pipe radiator of blast volume controller, keeps the temperature of heat pipe radiator base plate to be no more than the limiting temperature of power device, guarantees the power device reliability service.
Compared with prior art, the invention has the beneficial effects as follows:
1) temperature sensor is installed on the heat pipe radiator base plate, is used to detect the heat pipe radiator base plate temperature, and blast volume controller is controlled the cooling air quantity of cooling blower according to the height of heat pipe radiator base plate temperature, and the opposite heat tube radiator dispels the heat.Can effectively improve the radiating effect of cooling system and reduce noise, can improve the efficient under each power of current transformer again.
2) the present invention can be applicable in the current transformers such as rectifier, inverter, ups power, frequency converter, reactive power compensator and Active Power Filter-APF.
Description of drawings
Fig. 1 is the controlled power device heat pipe radiating system structural representation of cooling air quantity.
The controlled cooling blower of 1. air quantity among the figure, 2. heat-pipe radiator, 3. heat pipe radiator base plate, 4. temperature sensor, 5. blast volume controller.
The practical implementation method
Below in conjunction with accompanying drawing technology contents of the present invention is explained further details.
See Fig. 1, the power device heat pipe radiating system that cooling air quantity is controlled comprises that heat-pipe radiator 2, the controlled cooling blower 1 of air quantity are arranged on the same air channel, and cooling blower 1 provides air blast cooling for heat-pipe radiator.Power device is installed on the heat pipe radiator base plate 3, and the heat that power device produces is delivered on the heat-pipe radiator through heat pipe radiator base plate; Temperature sensor 4 is installed in heat pipe radiator base plate 3, is used to detect the heat pipe radiator base plate temperature, and gives blast volume controller 5 with detected temperature transfer.Blast volume controller 5 is according to the air quantity size of the height control cooling blower 1 of heat pipe radiator base plate 3 temperature; Strengthen cooling blower 1 air quantity when heat pipe radiator base plate 3 temperature are high; Temperature reduces cooling blower 1 air quantity when low; The controlled cooling blower 1 of air quantity is according to the cooling air quantity of the instruction adjustment heat-pipe radiator of blast volume controller 5, keeps the temperature of heat pipe radiator base plate 3 to be no more than the limiting temperature of power device, guarantees the power device reliability service.
The power device heat pipe radiating system that this cooling air quantity is controlled can be applicable in the current transformers such as rectifier, inverter, ups power, frequency converter, reactive power compensator and Active Power Filter-APF.The present invention is through detecting heat pipe radiator base plate 3 temperature; Just control cooling blower 1 cooling air quantity according to temperature; Under the prerequisite of guaranteeing the power device reliability service, can effectively improve the radiating effect of cooling system and reduce noise, can improve the efficient under each power of current transformer again.
Claims (2)
1. the controlled power device heat pipe radiating system of cooling air quantity; It is characterized in that comprise heat-pipe radiator, controlled cooling blower, temperature sensor and the blast volume controller of air quantity, power device is installed on the heat-pipe radiator; Heat-pipe radiator and cooling blower are on the same air channel; Said heat-pipe radiator is used for the heat radiation of power device, and temperature sensor is installed on the heat pipe radiator base plate, and cooling blower is used for cold wind to heat-pipe radiator being provided; Temperature sensor is used to detect the heat pipe radiator base plate temperature and gives blast volume controller with Temperature Feedback, and blast volume controller is according to the air quantity of substrate temperature control cooling blower.
2. the power device heat pipe radiating system that cooling air quantity according to claim 1 is controlled; It is characterized in that; Be installed in the temperature that temperature sensor on the heat pipe radiator base plate can detect heat-pipe radiator; And with the blast volume controller of temperature transfer, blast volume controller is controlled cooling air quantity according to the rotating speed of substrate temperature control cooling blower and is come the opposite heat tube radiator to dispel the heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100337247A CN102612299A (en) | 2012-02-15 | 2012-02-15 | Power device heat pipe heat-removal system with controlled cooling air volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100337247A CN102612299A (en) | 2012-02-15 | 2012-02-15 | Power device heat pipe heat-removal system with controlled cooling air volume |
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| CN102612299A true CN102612299A (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012100337247A Pending CN102612299A (en) | 2012-02-15 | 2012-02-15 | Power device heat pipe heat-removal system with controlled cooling air volume |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105939015A (en) * | 2016-06-24 | 2016-09-14 | 南通华为电力设备有限公司 | Low-energy consumption active power filter |
| CN107121925A (en) * | 2017-04-20 | 2017-09-01 | 株洲中车时代电气股份有限公司 | The control method and system of current transformer blower fan based on gray prediction and fuzzy control |
| CN108337861A (en) * | 2018-02-22 | 2018-07-27 | 德清利维通讯科技股份有限公司 | Filter protection device |
| CN108471069A (en) * | 2018-05-29 | 2018-08-31 | 广东电网有限责任公司 | Automatic temperature control switch cabinet |
| CN112074180A (en) * | 2020-10-10 | 2020-12-11 | 珠海格力电器股份有限公司 | Adjustable flow guide control system capable of dissipating heat quickly, control method of adjustable flow guide control system and water heater |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105939015A (en) * | 2016-06-24 | 2016-09-14 | 南通华为电力设备有限公司 | Low-energy consumption active power filter |
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| CN108337861B (en) * | 2018-02-22 | 2020-02-21 | 德清利维通讯科技股份有限公司 | Filter protection device |
| CN108471069A (en) * | 2018-05-29 | 2018-08-31 | 广东电网有限责任公司 | Automatic temperature control switch cabinet |
| CN108471069B (en) * | 2018-05-29 | 2023-05-26 | 广东电网有限责任公司 | Automatic temperature control switch cabinet |
| CN112074180A (en) * | 2020-10-10 | 2020-12-11 | 珠海格力电器股份有限公司 | Adjustable flow guide control system capable of dissipating heat quickly, control method of adjustable flow guide control system and water heater |
| CN112074180B (en) * | 2020-10-10 | 2024-03-19 | 珠海格力电器股份有限公司 | Adjustable diversion control system, control method thereof and water heater |
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 430000 Wuhan Wuhan Haitong Electric Appliance Co., Ltd., 10, three Ling Ling Road, East Lake New Technology Development Zone, Hubei, China Applicant after: Wuhan Huahai General Electric Co., Ltd. Address before: 430074 Wuhan Wuhan Haitong Electric Appliance Co., Ltd., No. 8, fortune two, East Industrial Park, East Lake New Technology Development Zone, Hubei, China Applicant before: Wuhan Huahai General Electric Co., Ltd. |
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| C53 | Correction of patent of invention or patent application | ||
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Inventor after: Zeng Xiangkong Inventor after: Guo Hui Inventor after: Wang Wei Inventor after: Wang Min Inventor after: Liu Xinmin Inventor before: Zeng Xiangkong Inventor before: Wang Wei Inventor before: Wang Min Inventor before: Liu Xinmin |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CENG XIANGKONG WANG WEI WANG MIN LIU XINMIN TO: CENG XIANGKONG GUO HUI WANG WEI WANG MIN LIU XINMIN |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20120725 |