CN207542238U - A kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators - Google Patents
A kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators Download PDFInfo
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- CN207542238U CN207542238U CN201721074779.7U CN201721074779U CN207542238U CN 207542238 U CN207542238 U CN 207542238U CN 201721074779 U CN201721074779 U CN 201721074779U CN 207542238 U CN207542238 U CN 207542238U
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- radiator
- water
- converter valve
- direct current
- current transmission
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Abstract
The utility model discloses a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators, including radiator casing, cavity are offered on radiator casing, radiator casing one end offers the inlet and outlet connected with cavity；Radiator body, the cover board that radiator body lid is located in cavity opening and the radiating flow passage being arranged on cover board medial surface are further included, the both ends of radiating flow passage connect respectively with inlet and outlet；Electrode is both provided in inlet and outlet, by setting electrode in inlet and outlet, the anti-electrolysis corrosive effect of the radiating flow passage for improving the utility model of high degree, radiator casing and radiator body are set as two components and are processed manufacture, it is reasonable in design, it is capable of the processing technology of the reduction product of high degree, product manufacturing efficiency is improved, suitable for mass production.
Description
Technical field
The utility model belongs to flexible high pressure technical field of direct current power transmission, and in particular to a kind of compression joint type IGBT flexible direct currents
Current transmission valve water-filled radiator.
Background technology
Flexible DC power transmission is due to controllability, flexibility and stability, in distributed power generation, isolated island and city dilatation
Have a extensive future in power supply, be following long term distance, high-capacity direct current transmission of electricity developing direction, develop high reliability converter valve and
Valve control equipment is wherein most crucial technology.
With the development of Power Electronic Technique, the IGBT power devices as converter valve power cell core are to higher voltage
Develop with higher current class, particularly to be easy to connection in series-parallel, salt fog resistance and vibration and shock resistant are good, the compression joint type of two-side radiation
The utilization of IGBT (Insulated Gate Bipolar Transistor, insulated gate bipolar transistor), obtains converter valve
Obtained higher voltage class and capacity；The use number of converter valve water-filled radiator in direct current transportation project is also increased simultaneously
Amount, higher requirement is proposed to the machinability, heat-sinking capability and reliability of water-filled radiator.
In previous converter valve water-filled radiator, water-filled radiator mainly includes radiator body and cover board, main
It has the following problems, in converter valve water-cooling system, leakage current is produced since cooling water flows through different metal element, although water
Conductivity in cooling system has been controlled in relatively low level, but still can generate electrolytic etching to water-filled radiator runner, by
In to water-filled radiator runner carry out anticorrosion with painting or oxidation corrosion-resistant the process is more complicated, cost is higher, and can reduce
The heat transfer property of radiator and the weldquality for influencing vacuum brazing, so not taking any anti-corrosion to water-filled radiator runner
Erosion measure affects the water-filled radiator service life.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of compression joint type IGBT flexible DC power transmission changes of current
Valve water-filled radiator,.
To achieve these goals, the technical solution adopted in the utility model is that a kind of compression joint type IGBT flexible direct currents are defeated
Electric converter valve water-filled radiator including radiator casing, offers cavity on radiator casing, radiator casing one end offers
The inlet and outlet connected with cavity；Radiator body is further included, radiator body lid is located at the cover board in cavity opening
With the radiating flow passage being arranged on cover board medial surface, the both ends of radiating flow passage connect respectively with inlet and outlet；Water inlet
With electrode is both provided in water outlet.
Radiating flow passage is made of several Back Word type partition boards of cover board, cavity bottom and sandwiched therebetween.
It is additionally provided with overflow runner and draining runner on radiator casing, overflow runner and draining tunnel inlets and water inlet
Same end face is arranged on water outlet, the entrance of draining runner is connected with overflow runner.
Water inlet, water outlet, overflow runner and draining tunnel inlets are arranged at the top of radiator casing.
After the radiating flow passage is connected with cavity bottom by vacuum brazing, the flowing that radiator cooling water is collectively formed is led to
Road, electrode is 316 stainless steels, mounted on the inlet and outlet of water-filled radiator.
Radiating flow passage is embedded in by the form of welding in cavity.
The radiator casing is aluminium alloy cast member.
Radiating flow passage and cover board are an integral structure, whole to be process using aluminum alloy machinery or cast using aluminium alloy
It makes.
Cover board is connect with the surface where the cavity on radiator casing by agitating friction weldering, is collectively formed and is connect with IGBT
Tactile spreader surface.
Compared with prior art, the utility model at least has the advantages that, by being set in inlet and outlet
Electrode is put, the anti-electrolysis corrosive effect of the radiating flow passage for improving the utility model of high degree by radiator casing and dissipates
Hot device ontology is set as two components and is processed manufacture, reasonable in design, is capable of the processing of the reduction product of high degree
Technique improves product manufacturing efficiency, suitable for mass production.
Further, by setting the radiating flow passage of Back Word type, radiating efficiency is improved.
Further, by setting overflow runner and draining runner, there is waterproof function, when water inlet or water outlet are sent out
During raw overflow, overflow water can enter by overflow runner in draining runner, avoid converter valve power cell internal electrical equipment
Damage, ensure that heat dissipation effect.
Description of the drawings
Fig. 1 is that the axis of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators in the utility model embodiment is surveyed
Figure；
Fig. 2 is the axonometric drawing of water-filled radiator housing in the utility model embodiment；
Fig. 3 is the axonometric drawing of water-filled radiator ontology in the utility model embodiment.
In figure：100- radiator casings；101- cavities；102- water inlets；103- water outlets；104- overflow runners；105-
Draining runner；200- radiator bodies；201- radiating flow passages；202- cover boards；300- electrodes
Specific embodiment
Below in conjunction with the attached drawing in the utility model, the technical solution in the utility model is carried out clear, complete
Description, it is clear that described embodiment is the part of the embodiment of the utility model, instead of all the embodiments.Based on this
Embodiment in utility model, those of ordinary skill in the art are obtained all under the premise of creative work is not made
Other embodiment shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, the utility model includes radiator casing 100, and cavity is offered on radiator casing 100
101,100 one end of radiator casing offers the water inlet 102 connected with cavity and water outlet 103；As shown in figure 3, it further includes
Radiator body 200, radiator body 200 cover the cover board 202 being located in the opening of cavity 101 and are arranged on 202 medial surface of cover board
On radiating flow passage 201, the both ends of radiating flow passage 201 connect respectively with water inlet 102 and water outlet 103；Water inlet 102 and go out
Electrode 300 is both provided in the mouth of a river 103；Radiating flow passage 201 by cover board 202,101 bottom of cavity and sandwiched therebetween
Several Back Word type partition board compositions.
As shown in Figure 1, overflow runner 104 and draining runner 105 are additionally provided on radiator casing 100, overflow runner 104
Same end face, the entrance of draining runner 105 and overflow are arranged on 105 import of draining runner and water inlet 102 and water outlet 103
Runner connects, in the preferred embodiment of the utility model, water inlet 102, water outlet 103, overflow runner 104 and draining runner
105 imports are arranged at the top of radiator casing 100.
After radiating flow passage 201 is connected with 101 bottom of cavity by vacuum brazing, the flowing of radiator cooling water is collectively formed
Channel, electrode 300 is 316 stainless steels, mounted on the water inlet 102 of water-filled radiator and water outlet 103；Radiating flow passage
201 and cover board 202 be an integral structure, it is whole to be process using aluminum alloy machinery or cast using aluminium alloy, it is scattered
Hot flow path 201 is embedded in by the form of welding in cavity 101, and radiator casing 100 is aluminium alloy cast member；Cover board 202 with
The surface where cavity 101 on radiator casing 100 is connected by agitating friction weldering, and the heat dissipation contacted with IGBT is collectively formed
Device surface.
In the utility model, radiator body 200 is the core component of radiator, in entire converter valve water-filled radiator
In, the radiating flow passage 201 set on radiator body 200 is that machining amount the best part and difficulty of processing are maximum
Part, radiator body 200 is independent from entire converter valve water-filled radiator, highlights processing emphasis, reduces machinery
The size of part is processed, Set and Positioning during mechanical processing is facilitated, so as to significantly reduce the difficulty of mechanical processing, improves
The processing efficiency of converter valve water-filled radiator；It is not simultaneously very complicated converter valve water-cooling for certain radiating flow passages 201
Device, radiator body 200 can also integrally be cast using aluminium alloy, realize the batched operation of radiator body 200.
Radiator casing 100 plays support and auxiliary in converter valve water-filled radiator, in entire converter valve water cooling
In each part of radiator, 100 appearance and size of radiator casing is big, the machining accuracy of requirement is low；Radiator casing 100 is used
The form of aluminium alloy casting is realized, is improved the production efficiency of radiator casing 100, is reduced radiator casing 100 to material
The requirement of size.
Radiating flow passage 201 and cover board 202 are an integral structure, and avoid the weldering between radiator runner 201 and cover board 202
It connects, the heat that IGBT surfaces generate is enable to be directly transferred on radiating flow passage 201 by cover board 202, so as to reduce conduction
Thermal resistance improves the radiating efficiency of converter valve water-filled radiator.
In converter valve water-filled radiator, for water inlet 102 and the opposite radiating flow passage 201 of water outlet 103, in cooling water
Generated leakage current radiation space becomes smaller, electric field strength increases, and water inlet 102 and water outlet 103 are into being electrolysed in radiator
Corrode the place of most serious.By the way that in 103 mosaic electrode 300 of water inlet 102 and water outlet, 316 on the one hand can be made full use of
The corrosion resistance of stainless steel material resists electrolytic etching, on the other hand electrode 300 can be utilized to generate voltage equalizing, use up current potential
Amount distribution is pressed, and so as to reduce the electrolytic etching effect to radiator, reaches erosion-resisting purpose.
It is understood that embodiment of above is merely to illustrate that the principle of the utility model and uses exemplary
Embodiment, however the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case of the spirit and essence of utility model, various changes and modifications can be made therein, these variations and modifications are also considered as this reality
With novel protection domain.
Claims (9)
1. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators, which is characterized in that including radiator casing
(100), cavity (101) is offered on radiator casing (100), radiator casing (100) one end is offered with cavity (101) even
Logical water inlet (102) and water outlet (103)；Radiator body (200) is further included, radiator body (200) lid is located at cavity
(101) cover board in opening (202) and the radiating flow passage (201) being arranged on cover board (202) medial surface, radiating flow passage (201)
Both ends connected respectively with water inlet (102) and water outlet (103)；Electricity is both provided in water inlet (102) and water outlet (103)
Pole (300).
2. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In several Back Word type partition board groups of the radiating flow passage (201) by cover board (202), cavity (101) bottom and sandwiched therebetween
Into.
3. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In being additionally provided with overflow runner (104) and draining runner (105), overflow runner (104) and draining on radiator casing (100)
Runner (105) import is arranged on same end face with water inlet (102) and water outlet (103), and the entrance of draining runner (105) is with overflowing
Runner (104) is flowed to connect.
4. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In water inlet (102), water outlet (103), overflow runner (104) and draining runner (105) import are arranged at radiator casing
(100) top.
5. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In after the radiating flow passage (201) is connected with cavity (101) bottom by vacuum brazing, radiator cooling water is collectively formed
Flow channel, electrode (300) is 316 stainless steels, mounted on the water inlet (102) of water-filled radiator and water outlet (103).
6. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In radiating flow passage (201) is embedded in by the form of welding in cavity (101).
7. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In the radiator casing (100) is aluminium alloy cast member.
8. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In radiating flow passage (201) and cover board (202) are an integral structure, whole to be process using aluminum alloy machinery.
9. a kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators according to claim 1, feature exist
In cover board (202) is connect with the surface where the cavity (101) on radiator casing (100) by agitating friction weldering, common shape
Into the spreader surface contacted with IGBT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074779.7U CN207542238U (en) | 2017-08-25 | 2017-08-25 | A kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721074779.7U CN207542238U (en) | 2017-08-25 | 2017-08-25 | A kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207542238U true CN207542238U (en) | 2018-06-26 |
Family
ID=62607692
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721074779.7U Active CN207542238U (en) | 2017-08-25 | 2017-08-25 | A kind of compression joint type IGBT flexible direct current transmission converter valve water-filled radiators |
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| CN (1) | CN207542238U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750731A (en) * | 2020-06-29 | 2020-10-09 | 中国南方电网有限责任公司超高压输电公司广州局 | Corrosion-resistant treatment method and device for aluminum radiator for converter valve |
| CN113131778A (en) * | 2021-03-26 | 2021-07-16 | 北京帕斯特电力集成技术有限公司 | Flexible direct current converter valve and flexible direct current converter device |
-
2017
- 2017-08-25 CN CN201721074779.7U patent/CN207542238U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750731A (en) * | 2020-06-29 | 2020-10-09 | 中国南方电网有限责任公司超高压输电公司广州局 | Corrosion-resistant treatment method and device for aluminum radiator for converter valve |
| CN113131778A (en) * | 2021-03-26 | 2021-07-16 | 北京帕斯特电力集成技术有限公司 | Flexible direct current converter valve and flexible direct current converter device |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20200819 Address after: 830011 No. 399 South Changchun Road, the Xinjiang Uygur Autonomous Region, Urumqi Co-patentee after: TBEA XI'AN ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee after: TBEA SUNOASIS Co.,Ltd. Address before: 830011 No. 399 South Changchun Road, hi tech Zone, the Xinjiang Uygur Autonomous Region, Urumqi Patentee before: TBEA SUNOASIS Co.,Ltd. |