CN206077916U - A kind of chiller of centralized inverter - Google Patents

A kind of chiller of centralized inverter Download PDF

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Publication number
CN206077916U
CN206077916U CN201620944222.3U CN201620944222U CN206077916U CN 206077916 U CN206077916 U CN 206077916U CN 201620944222 U CN201620944222 U CN 201620944222U CN 206077916 U CN206077916 U CN 206077916U
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CN
China
Prior art keywords
heat
chiller
heat pipe
power cabinet
conducting block
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Active
Application number
CN201620944222.3U
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Chinese (zh)
Inventor
管宇翔
何艳明
袁斌
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Suzhou Rui Rui Electric Power Polytron Technologies Inc
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Suzhou Rui Rui Electric Power Polytron Technologies Inc
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Priority to CN201620944222.3U priority Critical patent/CN206077916U/en
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  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

This utility model discloses a kind of chiller of inverter, used in the power cabinet for concentrating placement inverter.Which includes heat-conducting block and the heat pipe for connecting therewith, wherein the heat-conducting block is arranged on the closing intracavity of the power cabinet, the heat pipe is arranged in the ventilation shaft of the power cabinet.A kind of chiller of centralized inverter that this utility model is related to, which adopts the radiating mode that heat loss through conduction and wind-cooling heat dissipating combine to cool down a large amount of inverters arranged in power cabinet, with radiating efficiency height, good heat dissipation effect, thermal response speed is fast, advantages of simple structure and simple.

Description

A kind of chiller of centralized inverter
Technical field
This utility model is related to new forms of energy chiller technical field, and in particular to a kind of cooling dress of centralized inverter Put.
Background technology
With the development of society and continuing to increase for human population's quantity, the mankind are also increasingly for the consumption of the energy Greatly, the impact simultaneously for environment is also increasing.
For sustainable utilization and the reduction environmental pollution of the energy, in recent years, photovoltaic generation has welcome good opportunity to develop, Photovoltaic generation accesses electrical network on a large scale.Inverter wherein can be used in photovoltaic generation, substantial amounts of heat during its work, can be produced, To ensure its normal operation, chiller generally all can be equipped with to which carries out radiating and cooling process to which.
Specifically, centralized photovoltaic DC-to-AC converter due to capacity it is big, cause to place using powerful power electronic devices Its power in-cabinet temperature rises very fast, it is necessary to ensure the temperature rise of power electronic devices in regulation model using the reliable type of cooling In enclosing.Because machine room is generally using direct ventilation formula heat sink conception, which enters the actual degree of protection of conventional inverter switchgear house at present The cooling fan in air port, constantly from extraneous suction gas can form circulation to reduce heat, the dust, sand in such air Dirt, microgranule etc. all have been inhaled together.Inverter itself also carries cooling fan in addition, and the electronic equipment inside cabinet is produced Electrostatic the sand and dust in room can be adsorbed into inside cabinet, vertical surface deposition these finely particulates, ordinary circumstance can not Can thoroughly be filtered by machine room or equipment Air Filter, therefore inverter room and the electronic equipment in room, electric elements and fan Surrounding has all adsorbed substantial amounts of dust.
Many inverters cause electric leakage, poor, the catalyst loose contact of burn into radiating effect etc. to be asked in use for some time Topic causes inverter shutdown easily occur, and control is failed, internal abnormality sparking, and serious there is also catching fire, cause weight Big property loss.Although part inverter room is set by installing sand-proof shutter or the dust-proof of greater degree additional in design Meter, to a certain degree with anti-gray sand prevention is improved in the time, but substantial amounts of dust cleaning works, cure the symptoms, not the disease, it is impossible to Fundamentally prevent the entrance of dust, while also great amount of cost and difficulty are brought to power station O&M.In the life cycle in power station Interior, the human and material resources paid for this and invisible generated energy loss etc. are all appreciable, in some instances it may even be possible to more than equipment itself Value.Owner is needed to consider initial construction cost, but should more focus on the long term life of product, peace when photovoltaic DC-to-AC converter is invested Complete and O&M totle drilling cost, centralized inverter sand prevention dirt problems, the increasingly severe fortune reliably and with long-term for having influence on power station OK, but if adopting cooling by water mode, as system is more complicated, need to configure the auxiliary equipments such as water pump, heat exchanger, During use, for the requirement of cooling system, comparison is high again, and requires to prevent leak completely, occurs situations such as cut off the water supply, cost Comparison is high, general not received by owner again.
Therefore, it is necessory to come develop it is a kind of it is new can be used for the chiller for concentrating inverter to use, overcome Defect of the prior art.
Utility model content
The purpose of this utility model is to provide a kind of chiller of new centralized inverter, its can effectively, Quickly the inverter to concentrated setting in power cabinet carries out cooling process.
To realize above-mentioned utility model purpose, this utility model employs following technical scheme:
A kind of chiller of centralized inverter, used in the power cabinet for concentrating placement inverter, including heat conduction Block and the heat pipe for connecting therewith, wherein the heat-conducting block is arranged on the closing intracavity of the power cabinet, the heat pipe is arranged In the ventilation shaft of the power cabinet.
Further, in different embodiments, wherein the heat-conducting block includes copper heat-conducting block.
Further, in different embodiments, wherein the heat pipe includes copper heat pipe.
Further, in different embodiments, wherein the heat-conducting block is connected with radiating silica gel sheet, by the radiating Silica gel piece is arranged on precalculated position.
Further, in different embodiments, which also includes crosswind machine, laterally to blow to the heat pipe Cooling.
Further, in different embodiments, which also includes top fan, for blowing to the heat pipe downwards Cooling.
Compared to prior art, advantage of the present utility model is, a kind of centralized inverter that this utility model is related to Chiller, which adopts the radiating mode that heat loss through conduction and wind-cooling heat dissipating combine to a large amount of inverters for arranging in power cabinet Cooled down, with radiating efficiency height, good heat dissipation effect, thermal response speed is fast, advantages of simple structure and simple.
Description of the drawings
Fig. 1 is that a kind of structure of the chiller of centralized inverter that an embodiment of the present utility model is provided is shown It is intended to.
Label declaration in accompanying drawing 1:
10 bronze medal heat pipe 12 of copper heat-conducting block
14 crosswind machine 16 of radiating silica gel sheet
18 power cabinet 20 of top fan
202 ventilation shaft 204 of closing chamber
Filter screen 24 after front filter screen 22
Specific embodiment
A kind of cooling dress of centralized inverter this utility model being related to below in conjunction with preferred embodiment and its accompanying drawing The technical scheme put is further non-limitingly described in detail.
Refer to shown in Fig. 1, an embodiment of the present utility model provides a kind of cooling of centralized inverter and fills Put, which is used in used in concentrating the power cabinet 20 for placing inverter.Which includes copper heat-conducting block 10, copper heat pipe 12, thermal grease Piece 14, axial-flow type crosswind machine 16 and axial-flow type top fan 18.
Wherein the copper heat-conducting block 10 is arranged in the closing chamber 202 of the power cabinet 20, and which passes through the thermal grease Piece is arranged on precalculated position, for example, on IGBT thermals source.The copper heat pipe 12 is then provided in the ventilation shaft of the power cabinet In 204, which is contacted with the copper heat-conducting block, to transmit heat.
The crosswind machine 16 and top fan 18 are all provided in the ventilation shaft 204, and crosswind machine 16 is arranged on described The sidepiece of copper heat pipe 12, the top fan 18 are arranged on the top of the copper heat pipe 12.
During use, the IGBT thermals source in the power cabinet, its heat are transmitted to the copper by the radiating silica gel sheet 14 Heat-conducting block 10, then the copper heat pipe 12 is transmitted to from the copper heat-conducting block 10.
The axial-flow type crosswind machine 16 constantly blows cooling to the copper heat pipe 12, by the air with heat from Ventilation shaft 204 is discharged to outside the cabinet of the power cabinet 20, reduces by 12 temperature of copper heat pipe.
Further, if the temperature of the copper heat pipe 12 is constantly toward rising, but also in certain than relatively low scope When, then can only start the axle stream crosswind machine 16 and blow cooling, if the cooling of the crosswind machine 16 effectively can not be controlled The rising of 12 temperature of copper heat pipe is made, 12 temperature of copper heat pipe then needs to start axle in when comparing high scope Axle stream top fan 18 to also be started while streaming crosswind machine 16, accelerate the air circulation at the copper heat pipe 12, rapidly Cooling, temperature during less than certain threshold value, close the top fan 18 again toward after declining, and such control logic can both be reduced The loss of blower fan, while in turn ensure that cooling effect.
Further, front filter screen 22 and rear filter screen 24 can be set in the ventilation shaft 204 of the power cabinet, which is used to prevent Dust is entered in the ventilation shaft 204, and is attached on blower fan 16,18 and copper heat pipe 12, reduces the countershaft stream crosswind of dust The slack-off impact of stall and rotating speed that machine 16 and top fan 18 are brought, and to radiating rate that the copper heat pipe 12 brings Slowly, the impact of effect difference.
A kind of chiller of centralized inverter that this utility model is related to, which adopts heat loss through conduction and wind-cooling heat dissipating phase With reference to radiating mode a large amount of inverters arranged in power cabinet are cooled down, with radiating efficiency height, good heat dissipation effect, heat Fast response time, advantages of simple structure and simple.
It is pointed out that above-mentioned preferred embodiment is only to illustrate technology design of the present utility model and feature, its purpose It is to allow person skilled in the art will appreciate that content of the present utility model and implement according to this, this reality can not be limited with this With new protection domain.All equivalence changes made according to this utility model spirit or modification, all should cover in this reality Within new protection domain.

Claims (6)

1. a kind of chiller of centralized inverter, used in concentrate place inverter power cabinet used in;Characterized in that, The heat pipe connected including heat-conducting block and therewith, wherein the heat-conducting block is arranged on the closing intracavity of the power cabinet, it is described to lead Heat pipe is arranged in the ventilation shaft of the power cabinet.
2. the chiller of a kind of centralized inverter according to claim 1;Characterized in that, wherein described heat-conducting block Including copper heat-conducting block.
3. the chiller of a kind of centralized inverter according to claim 1;Characterized in that, wherein described heat pipe Including copper heat pipe.
4. the chiller of a kind of centralized inverter according to claim 1;Characterized in that, wherein described heat-conducting block Radiating silica gel sheet is connected with, precalculated position is arranged on by the radiating silica gel sheet.
5. the chiller of a kind of centralized inverter according to claim 1;Characterized in that, which also includes crosswind Machine, laterally to blow cooling to the heat pipe.
6. the chiller of a kind of centralized inverter according to claim 1;Characterized in that, which is also included against the wind Machine, for blowing cooling to the heat pipe downwards.
CN201620944222.3U 2016-08-25 2016-08-25 A kind of chiller of centralized inverter Active CN206077916U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620944222.3U CN206077916U (en) 2016-08-25 2016-08-25 A kind of chiller of centralized inverter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620944222.3U CN206077916U (en) 2016-08-25 2016-08-25 A kind of chiller of centralized inverter

Publications (1)

Publication Number Publication Date
CN206077916U true CN206077916U (en) 2017-04-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620944222.3U Active CN206077916U (en) 2016-08-25 2016-08-25 A kind of chiller of centralized inverter

Country Status (1)

Country Link
CN (1) CN206077916U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107302313A (en) * 2017-08-03 2017-10-27 陈岗 A kind of inverter
CN109194154A (en) * 2018-10-08 2019-01-11 宁波德业变频技术有限公司 A kind of inverter parallel control method and inverter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107302313A (en) * 2017-08-03 2017-10-27 陈岗 A kind of inverter
CN109194154A (en) * 2018-10-08 2019-01-11 宁波德业变频技术有限公司 A kind of inverter parallel control method and inverter

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