CN203218248U - Pure water cooling system for high voltage semiconductor - Google Patents
Pure water cooling system for high voltage semiconductor Download PDFInfo
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- CN203218248U CN203218248U CN 201320150918 CN201320150918U CN203218248U CN 203218248 U CN203218248 U CN 203218248U CN 201320150918 CN201320150918 CN 201320150918 CN 201320150918 U CN201320150918 U CN 201320150918U CN 203218248 U CN203218248 U CN 203218248U
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Abstract
The utility model discloses a pure water cooling system for a high voltage semiconductor, and belongs to the technical field of electric power semiconductors. One end of the high voltage semiconductor of the system is connected with a pressure transducer which is connected with a temperature sensor, the temperature sensor is connected with a conductivity sensor and an ion exchange resin, the conductivity sensor is connected with a water filter, the water filter is connected with an air cooler and a regulating valve, the air cooler is connected with the regulating valve, and the regulating valve is connected with non return valves and water pumps. The water pumps, a bladder-type expansion tank and the ion exchange resin are connected with an auxiliary electric heater, the auxiliary electric heater is connected with a flow sensor, and the flow sensor is connected with the other end of the high pressure semiconductor. High purity water is employed as a heat transferring medium by the pure water cooling system for the high voltage semiconductor, and the influence on system safety by high voltage is avoided. By taking measures such as filtering, deionization, pressure compensation and the like in the system, efficient and reliable work of a cooling unit is guaranteed.
Description
Technical field
The utility model belongs to the electric semiconductor technical field, is specifically related to a kind of high-voltage semi-conductor pure water cooling system.
Background technology
Power semiconductor device is for main circuit, realizes the conversion of electric energy or the electronic device of control, and along with the high speed development of high-tension electricity semiconductor technology, the heat dissipation problem of high-voltage semi-conductor device becomes increasingly conspicuous.The rising of high-voltage semi-conductor device temperature can cause following consequence: interface takes place the expansion difference that produces owing to thermal stress in the junction of semiconductor components and devices peels off, and conversion speed reduces, and components and parts are malfunctioning.
In order to address the above problem, adopt cooling device to control the critical temperature of high-voltage semi-conductor components and parts operation.Conventional semiconductor components and parts cooling device adopts forces air cooled method, needs the continuous rotation of fan in the heat radiation process, and noise is very big, often contains dust in institute's air supplied, makes high-voltage semi-conductor device break down.
The utility model content
The utility model is big with the cooling device noise at present high-voltage semi-conductor, destroys the problem of semiconductor device easily, proposes a kind of high-voltage semi-conductor pure water cooling system.
A kind of high-voltage semi-conductor pure water cooling system, one end of high-voltage semi-conductor device 15 links to each other with pressure sensor 10, pressure sensor 10 links to each other with temperature sensor 9, temperature sensor 9 links to each other with ion exchange resin 11 with conductivity sensor 8 respectively, conductivity sensor 8 links to each other with water filter 7, water filter 7 links to each other with adjuster valve 5 with air cooler 6 respectively, air cooler 6 links to each other with adjuster valve 5, adjuster valve 5 links to each other with first unidirectional valve 2 with second unidirectional valve 4 respectively, second unidirectional valve 4 links to each other with second water pump 3, first unidirectional valve 2 links to each other with first water pump 1, first water pump 1, second water pump 3, capsule formula expansion drum 14 links to each other with electrical auxiliary heater 13 with ion exchange resin 11, electrical auxiliary heater 13 links to each other with flow sensor 12, and flow sensor 12 links to each other with the other end of high-voltage semi-conductor device 15.
Described adjuster valve 5 is three-way control valve.
Described first unidirectional valve 2 and first water pump 1 and second unidirectional valve 4 and second water pump 3 adopt and are connected in parallel.
The beneficial effects of the utility model: adopt high purity water, conductivity is lower than 0.2 μ S/cm and guarantees that high-pressure system is perfectly safe; Adopting the electric T-shaped valve regulative mode, can accurately control water temperature, control precision is higher than ± and 0.5 ℃; Adopt capsule formula expansion drum to avoid cavitation (in, reduced maintenance frequency simultaneously; Adopt electrical auxiliary heater compensation water temperature, this equipment is moved under lower ambient temperature.
Description of drawings
Fig. 1 is the utility model high-voltage semi-conductor pure water cooling system schematic diagram;
Among the figure, 1-first water pump, 2-first unidirectional valve, 3-second water pump, 4-second unidirectional valve, 5-adjuster valve, 6-air cooler, 7-water filter, 8-conductivity sensor, 9-temperature sensor, 10-pressure sensor, 11-ion exchange resin, 12-flow sensor, 13-electrical auxiliary heater, 14-capsule formula expansion drum, 15-high-voltage semi-conductor device.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described further.
A kind of high-voltage semi-conductor pure water cooling system, one end of high-voltage semi-conductor device 15 links to each other with pressure sensor 10, pressure sensor 10 links to each other with temperature sensor 9, temperature sensor 9 links to each other with ion exchange resin 11 with conductivity sensor 8 respectively, conductivity sensor 8 links to each other with water filter 7, water filter 7 links to each other with adjuster valve 5 with air cooler 6 respectively, air cooler 6 links to each other with adjuster valve 5, adjuster valve 5 links to each other with first unidirectional valve 2 with second unidirectional valve 4 respectively, second unidirectional valve 4 links to each other with second water pump 3, first unidirectional valve 2 links to each other with first water pump 1, first water pump 1, second water pump 3, capsule formula expansion drum 14 links to each other with electrical auxiliary heater 13 with ion exchange resin 11, electrical auxiliary heater 13 links to each other with flow sensor 12, and flow sensor 12 links to each other with the other end of high-voltage semi-conductor device 15.Adjuster valve 5 is three-way control valve.First unidirectional valve 2 and first water pump 1 and second unidirectional valve 4 and second water pump 3 adopt and are connected in parallel.
The system works principle of present embodiment:
Second water pump 3 and second unidirectional valve 4 are the redundant configuration that arrange in order to guarantee system's reliability service, and when first water pump 1 broke down, second water pump 3 put into operation automatically.
Electrical auxiliary heater 13 arranges in order to prevent water temperature from crossing low, but ambient temperature is very low and load hour, pure water temperature constantly descends, and crosses the low high-voltage semi-conductor device work that influences for fear of water temperature, electrical auxiliary heater 13 puts into operation automatically, guarantees that water temperature is constant.
Capsule formula expansion drum 14 inner preliminary filling high pure nitrogens are used for the variation of absorption system water volume when expanding with heat and contract with cold.Because inside is filled with the nitrogen of certain pressure in advance, can guarantee the normal pressure of water pump suction inlet in addition, avoid water pump to produce cavitation erosion.
Claims (3)
1. high-voltage semi-conductor pure water cooling system, it is characterized in that, one end of high-voltage semi-conductor device (15) links to each other with pressure sensor (10), pressure sensor (10) links to each other with temperature sensor (9), temperature sensor (9) links to each other with ion exchange resin (11) with conductivity sensor (8) respectively, conductivity sensor (8) links to each other with water filter (7), water filter (7) links to each other with adjuster valve (5) with air cooler (6) respectively, air cooler (6) links to each other with adjuster valve (5), adjuster valve (5) links to each other with first unidirectional valve (2) with second unidirectional valve (4) respectively, second unidirectional valve (4) links to each other with second water pump (3), first unidirectional valve (2) links to each other with first water pump (1), first water pump (1), second water pump (3), capsule formula expansion drum (14) links to each other with electrical auxiliary heater (13) with ion exchange resin (11), electrical auxiliary heater (13) links to each other with flow sensor (12), and flow sensor (12) links to each other with the other end of high-voltage semi-conductor device (15).
2. according to the described a kind of high-voltage semi-conductor pure water cooling system of claim 1, it is characterized in that described adjuster valve (5) is three-way control valve.
3. according to the described a kind of high-voltage semi-conductor pure water cooling system of claim 1, it is characterized in that described first unidirectional valve (2) and first water pump (1) adopt with second unidirectional valve (4) and second water pump (3) and be connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320150918 CN203218248U (en) | 2013-03-29 | 2013-03-29 | Pure water cooling system for high voltage semiconductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320150918 CN203218248U (en) | 2013-03-29 | 2013-03-29 | Pure water cooling system for high voltage semiconductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203218248U true CN203218248U (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320150918 Expired - Lifetime CN203218248U (en) | 2013-03-29 | 2013-03-29 | Pure water cooling system for high voltage semiconductor |
Country Status (1)
| Country | Link |
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| CN (1) | CN203218248U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633554A (en) * | 2013-11-08 | 2014-03-12 | 苏州长光华芯光电技术有限公司 | Online purification cooling water temperature control device applied to high-power semiconductor laser |
| CN110057223A (en) * | 2019-04-01 | 2019-07-26 | 全球能源互联网研究院有限公司 | A kind of liquid-cooled heat-producing device Complex-cooling system and method |
-
2013
- 2013-03-29 CN CN 201320150918 patent/CN203218248U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633554A (en) * | 2013-11-08 | 2014-03-12 | 苏州长光华芯光电技术有限公司 | Online purification cooling water temperature control device applied to high-power semiconductor laser |
| CN110057223A (en) * | 2019-04-01 | 2019-07-26 | 全球能源互联网研究院有限公司 | A kind of liquid-cooled heat-producing device Complex-cooling system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 065200 Sanhe railway station, Hebei Province, No. 3 Patentee after: SANHE TONGFEI REFRIGERATION CO.,LTD. Address before: 065200 Sanhe railway station, Hebei Province, No. 3 Patentee before: Sanhe Tongfei Refrigeration Equipment Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |