CN105785280A - Large-power test bed cabinet body structure - Google Patents

Large-power test bed cabinet body structure Download PDF

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Publication number
CN105785280A
CN105785280A CN201610152409.4A CN201610152409A CN105785280A CN 105785280 A CN105785280 A CN 105785280A CN 201610152409 A CN201610152409 A CN 201610152409A CN 105785280 A CN105785280 A CN 105785280A
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CN
China
Prior art keywords
cabinet
busbar
outgoing line
incoming line
line cabinet
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Granted
Application number
CN201610152409.4A
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Chinese (zh)
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CN105785280B (en
Inventor
刘媛
厉成元
蔡维
刘瑞
刘佳
王诗祺
马骁驰
王德帅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Tianchuan electric drive Co.,Ltd.
TIANJIN TRIED NEW ENERGY ELECTRIC Co.,Ltd.
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
Original Assignee
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
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Application filed by Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd filed Critical Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
Priority to CN201610152409.4A priority Critical patent/CN105785280B/en
Publication of CN105785280A publication Critical patent/CN105785280A/en
Application granted granted Critical
Publication of CN105785280B publication Critical patent/CN105785280B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40Testing power supplies

Abstract

The invention relates to a large-power test bed cabinet body structure, which comprises a base, an incoming cabinet, an outgoing cabinet and a debugging cabinet. The upper end of the base is transversely and fixedly provided with the incoming cabinet, the outgoing cabinet and the debugging cabinet side by side in sequence. The incoming cabinet, the outgoing cabinet and the debugging cabinet are respectively and internally equipped with a plurality of transversely/longitudinally-communicated busbars. The external dimension of the cabinet body is reduced, and dimensions, in the height, width and depth three directions, of the cabinet body are reduced, so that weight of the cabinet body frame is greatly reduced, consumed materials are few, and cost is saved; and reduction of the dimension enables the cabinet body to be more suitable for small-space installation, application range increases greatly, and application field is widened.

Description

A kind of high-power test platform cabinet body structure
Technical field
The present invention relates to technical field of new energy power generation, relate to compact cabinet cabinet, especially a kind of high-power test platform cabinet body structure.
Background technology
Power technique fields is tested at new forms of energy, existing high power DC inversion of direct current conversion electric power cabinet is often all formed high power conversion output input device cabinet body structure by incoming line cabinet, outgoing line cabinet, debugging cabinet, when needing more powerful conversion equipment, only need and cabinet superposition;Large power, electrically stream transformer generally makes cabinet body structure, to facilitate whole Transporting to install.
General at present large power, electrically circulation change cabinet body structure there is problems in that 1, cabinet bulky dimensions, it is very restricted to install and use place, and is inconvenient to transport;2, the cabinet of general high-power test platform all include an incoming line cabinet and one occur that cabinet forms, it is necessary to during more powerful equipment, superposition both of the aforesaid cabinet, so make cabinet quantity many, equipment volume is huge, it has not been convenient to transport, floor space is also huge;3, the internal electrical part layout of cabinet is unreasonable, and electricity piece interior layout all of structural member space, can not cause structure material waste, and this also results in, and cabinet overall dimensions is huge, cost increase;4, the internal busbar cabling of cabinet is unreasonable, and the cabling route of busbar is loaded down with trivial details, causes busbar quantity too much, and cost is greatly increased, and cabinet weight is consequently increased;And busbar quantity is too much, turning lap-joint is a lot, causes energising heat dissipation capacity too much, is unfavorable for the heat radiation within cabinet;5, aforementioned four shortcomings, all cause the waste of equipment cost, bulky, unreasonable structure, it has not been convenient to install, transport.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art part, it is provided that a kind of simple in construction, convenient, good stability, the reliable high-power test platform cabinet body structure of sealing are installed.
This invention address that it technical problem is that takes techniques below scheme to realize:
A kind of high-power test platform cabinet body structure, it is characterized in that: include base, incoming line cabinet, outgoing line cabinet, debugging cabinet and bus bar, incoming line cabinet, outgoing line cabinet and debugging cabinet it is fixed with successively side by side after base upper end is by forward direction, being fixed with, at incoming line cabinet, outgoing line cabinet and debugging end cashier's office in a shop, the top board that a horizontal cross is through, in incoming line cabinet, outgoing line cabinet and debugging, cabinet is internally installed a plurality of busbar being laterally or longitudinally interconnected.
And, in incoming line cabinet, interval is provided with upper spacer, median septum and lower clapboard successively from top to bottom, is formed respectively with louvre or ventilating duct on upper spacer, median septum and lower clapboard;Surrounding at incoming line cabinet, outgoing line cabinet and debugging cabinet is all coated with and is provided with backplate.
And, the internal concrete structure of cabinet: after cable accesses cabinet by incoming line cabinet, DC current, after electric capacity EMC filters, enters membrane capacitance electrolysis cells from inlet wire cabinet rear portion by vertical busbar, and electric current is connected with the negative inlet wire of reactor respectively through cable;Multi-path electricity stream is connected respectively through the negative inlet wire of cable and multiple reactors, is then passed through reactor conversion, and electric current flows out from reactor negative terminal, is connected by big line cable positive busbar public with cabinet rear portion;Positive and negative outgoing line busbar is drawn respectively, as the interface being connected with outside load from public positive and negative busbar.
And, membrane capacitance electrolysis cells it is mounted in described incoming line cabinet and outgoing line cabinet, incoming line cabinet membrane capacitance electrolysis cells is drawn multichannel respectively and busbar is occurred, outgoing line cabinet is drawn multichannel respectively at membrane capacitance electrolysis cells and busbar is occurred, and this multichannel outgoing line busbar is all identical with the extraction of the middle part of outgoing line cabinet and difference one_to_one corresponding at incoming line cabinet.
And, incoming line cabinet is similar to outgoing line cabinet structure, and at cabinet top installation power unit core component, cabinet bottom forward part places capacitance component, line busbar, and bottom latter half places reactor assemblies.
And, incoming line cabinet is built with a capacitance component, and positive and negative busbar is connected with negative, positive public busbar respectively;Outgoing line cabinet is built with two capacitance components, and the positive and negative busbar of outgoing line cabinet is connected with negative, positive public busbar respectively, and is connected with top resistive respectively.
And, it is provided with three heat dissipation paths in cabinet:
Article 1, heat dissipation channel is cabinet integral heat sink passage, wind enters cabinet by air vent made on cabinet nose plate, through bottom of cabinet bulk reactor, takes away reactor heat, be then passed through cabinet rear portion heat dissipation channel, eventually through cabinet top blower fan by heat discharge;
Article 2 heat dissipation channel is unit heat dissipation channel, incoming line cabinet and outgoing line cabinet membrane capacitance electrolysis cells are mounted on radiator, blowing blower fan is installed bottom radiator, top board corresponding above radiator is shaped with ventilation slotted eye, through blowing blower fan blown film electric capacity electrolysis cells, play to effect of power device IGBT heat radiation and membrane capacitance heat radiation;
Article 3 heat dissipation channel is that capacitance component carries air channel, electric capacity heat is discharged by capacitance component by the blower fan carried, then pass through louvre made on lower clapboard to be connected with the cabinet integral heat sink passage at cabinet rear portion, heat is discharged through bottom of cabinet bulk by the main heat dissipation channel of cabinet, or is discharged by the blower fan on cabinet top.
And, the blower fan at cabinet top is forced draft fans or blowing blower fan.
And, cabinet installation steps are:
First, assemble collet, incoming line cabinet, outgoing line cabinet, debugging cabinet successively, the overall cabinet body frame of composition;
Then, the interior basis of overall cabinet body frame is respectively mounted the lower clapboard in cabinet, upper spacer, structural member and busbar;
Finally, top board and the backplate of cabinet periphery are installed, adjust structure, complete cabinet and install.
Advantages of the present invention and having the benefit effect that
1, the cabinet overall dimensions of this structure reduces, and on three directions high at cabinet, wide, deep, size all diminishes, and significantly reduces the weight of cabinet body frame, consumptive material is few, saves cost, and the reduction of size makes it be more applicable for little space mounting, the scope of application is greatly increased, and has widened application.
2, this structure cabinet cabinet internal structure are rationally distributed, and space utilization is compact, add complete and cabinet cabinet the number of incoming line cabinet relative to traditional inverter cabinet and reduce by an incoming line cabinet, greatly reduce cost, also mitigate the weight of integral device, convenient transport simultaneously.
3, this structure cabinet internal electric part layout is more reasonable, the electricity piece that long service life, maintenance rate are low, weight is relatively sunk is arranged in the rear portion of cabinet, by be easier to damage, replacement frequency is higher, need the electricity piece of radiator heat-dissipation to be arranged on cabinet forward part, it is easy to maintenance.
4, the design of this structure busbar cabling is simplified accurately, greatly reduce busbar quantity, the mode utilizing big line to combine with busbar cabling, save busbar consumption, decrease heat dissipation capacity, decreasing overlap joint heat radiation point, and busbar becomes symmetrical Center, overlap joint output is also walked out from busbar center, make busbar heat radiation uniformly, improve the overall performance of equipment, greatly reduce busbar cost simultaneously, save cost.
5, this structure parallel connection cabinet size reduces, it is possible to reduce by an inlet wire cabinet, and busbar also greatly reduces quantity, and overall cabinet alleviates the weight of cabinet, reduces cost.
6, this structure outgoing line cabinet front sees that the capacitance component on the left side draws positive and negative busbar outlet respectively, it is connected with cabinet top resistive respectively, in heavy construction, if resistance is not enough, can this positive and negative busbar outlet being connected with integrated resistor cabinet, universal performance is good.
Accompanying drawing explanation
Fig. 1 is front view structural representation (removing backplate);
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is A-A in Fig. 3 to sectional view;
Fig. 5 is Fig. 2 schematic diagram removing rear portion backplate;
Fig. 6 is the rearview of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing and by specific embodiment, the invention will be further described, and following example are illustrative, are not determinate, it is impossible to limit protection scope of the present invention with this.
A kind of high-power test platform cabinet body structure, the present embodiment structure such as accompanying drawing 1 to 3 show DC/DC high-power test platform cabinet body structure, including base 5, incoming line cabinet 2, outgoing line cabinet 3, debugging cabinet 4 and bus bar 6, incoming line cabinet it is fixed with successively side by side after base 5 upper end is by forward direction, outgoing line cabinet and debugging cabinet, at incoming line cabinet, outgoing line cabinet and debugging end cashier's office in a shop is fixed with the through top board of a horizontal cross 1, at incoming line cabinet, cabinet is internally installed a plurality of busbar being laterally or longitudinally interconnected for outgoing line cabinet and debugging, bus bar is for fixing the trend of cable, compact overall structure, internal space layout is reasonable, be conducive to installing, transport and maintenance;
In incoming line cabinet, interval is provided with upper spacer 12, median septum 13 and lower clapboard 15 and is easy to location and installation assembly successively from top to bottom, is formed respectively with louvre and ventilating duct on upper spacer, median septum and lower clapboard, dispels the heat for cabinet inner ventilation.
Surrounding at incoming line cabinet, outgoing line cabinet and debugging cabinet is all coated with and is provided with backplate 7 as overall outer wall, closes original paper in cabinet protection cabinet.
The internal concrete structure of cabinet:
Cable is accessed after cabinet by incoming line cabinet, and DC current, after electric capacity EMC filters, enters membrane capacitance electrolysis cells from inlet wire cabinet rear portion by vertical busbar, incoming line cabinet and be mounted on membrane capacitance electrolysis cells in outgoing line cabinet;
Shown in accompanying drawing 5, the outgoing line busbar that incoming line cabinet membrane capacitance electrolysis cells 9 is drawn in the middle of membrane capacitance electrolysis cells 8 parallel busbar with outgoing line cabinet, incoming line cabinet membrane capacitance electrolysis cells draws the appearance busbar that three line structures are identical respectively, respectively outgoing line busbar 9-1, outgoing line busbar 9-2, outgoing line busbar 9-3;Outgoing line cabinet draws, at membrane capacitance electrolysis cells, the appearance busbar that three line structures are identical respectively, respectively outgoing line busbar 8-1, outgoing line busbar 8-2, outgoing line busbar 8-3, outgoing line busbar is all drawn in the middle part of incoming line cabinet with outgoing line cabinet, and one_to_one corresponding is identical respectively, ensure that incoming line cabinet flows through electric current consume maintenance in the process of busbar with the electric current of outgoing line cabinet consistent, make electric current caloric value in the process flowing through busbar can keep consistent, heat will be dispersed in incoming line cabinet and two cabinets of outgoing line cabinet, after heat radiation, maintain the concordance of two cabinet internal operating temperature, it is more beneficial for the normal operation of cabinet, the service life of cabinet can also be extended;
Then, electric current is connected with the negative inlet wire of reactor respectively through cable, and six road electric currents are connected respectively through cable and 6 negative inlet wires of reactor altogether, are then passed through reactor conversion, electric current flows out from reactor negative terminal, is connected by big line cable positive busbar public with cabinet rear portion;Drawing positive and negative outgoing line busbar respectively from public positive and negative busbar, as the interface being connected with outside load, cabinet rear structure spatial design is reasonable, uses big line to carry out busbar and connects the motility greatly reducing cost, improving cabling.
Incoming line cabinet is similar to outgoing line cabinet structure, the internal compact conformation of incoming line cabinet and outgoing line cabinet, and at cabinet top installation power unit core component, cabinet bottom forward part places capacitance component, line busbar, and bottom latter half places reactor assemblies etc.;
Incoming line cabinet is equipped with a capacitance component 14, and positive and negative busbar is connected with negative, positive public busbar respectively, and effect is energy storage filtering.
Outgoing line cabinet is equipped with two capacitance components, and positive and negative busbar is connected with negative, positive public busbar respectively, and effect is energy storage filtering.
Outgoing line cabinet front view sees that the capacitance component on the left side draws positive and negative busbar outlet respectively, is connected with cabinet top resistive respectively, in heavy construction, if resistance is not enough, it is possible to this positive and negative busbar outlet being connected with integrated resistor cabinet, universal performance is good.
In order to meet the cooling requirements of cabinet, whole cabinet devises three heat dissipation paths:
Article 1, heat dissipation channel is cabinet integral heat sink passage, wind enters cabinet by air vent made on cabinet nose plate, through bottom of cabinet bulk reactor, take away reactor heat, it is then passed through the heat dissipation channel that the upper spacer 12 at cabinet rear portion is separated out at the rear portion of incoming line cabinet, eventually through cabinet top blower fan 10, heat is discharged;
Article 2 heat dissipation channel is unit heat dissipation channel, incoming line cabinet and outgoing line cabinet membrane capacitance electrolysis cells are mounted on radiator, blowing blower fan is installed bottom radiator, top board corresponding above radiator is shaped with ventilation slotted eye 11, through blowing blower fan blown film electric capacity electrolysis cells, play to effect of power device IGBT heat radiation and membrane capacitance heat radiation;Unit is carried out independent heat dissipation wind channel design, alleviate the heat radiation burden of cabinet integral air duct on the whole, more effective can be shed cabinet by the heat needing discharge cabinet, substantially increases the service life of cabinet, also stabilizes the operating ambient temperature of cabinet simultaneously;
Article 3 heat dissipation channel is that capacitance component carries air channel, electric capacity heat is discharged by capacitance component 14 by the blower fan carried, then pass through louvre made on lower clapboard 15 to be connected with the cabinet integral heat sink passage at cabinet rear portion, heat is discharged through bottom of cabinet bulk by the main heat dissipation channel of cabinet, simultaneously, the heat of capacitance component can also also can be discharged by the main heat dissipation channel of cabinet by heat by the blower fan on cabinet top, serves the effect of the dual pathways, double-radiation function.
The blower fan 10 at cabinet top can be forced draft fans, it is also possible to be blowing blower fan, cabinet can be allowed to reach good radiating effect.
This cabinet mounting means:
First, assemble collet, incoming line cabinet, outgoing line cabinet, debugging cabinet successively, the overall cabinet body frame of composition;
Then, the interior basis of overall cabinet body frame is respectively mounted the lower clapboard in cabinet, upper spacer, structural member and busbar;
Finally, top board and the backplate of cabinet periphery are installed, adjust structure, complete cabinet and install.
Simple in construction, easy operation easy for installation.
Debugging cabinet internal structure is compact, is divided into former and later two parts in cabinet inner utilization central post entirety from top to bottom, all electricity pieces is arranged in the first half that cabinet is anterior, maintains easily and commissioning test, and reactor assemblies is placed in the bottom of cabinet.
Although disclosing embodiments of the invention and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope without departing from the present invention and claims, various replacements, to change and modifications be all possible, therefore, the scope of the present invention is not limited to embodiment and accompanying drawing disclosure of that.

Claims (9)

1. a high-power test platform cabinet body structure, it is characterized in that: include base, incoming line cabinet, outgoing line cabinet, debugging cabinet and bus bar, incoming line cabinet, outgoing line cabinet and debugging cabinet it is fixed with successively side by side after base upper end is by forward direction, being fixed with, at incoming line cabinet, outgoing line cabinet and debugging end cashier's office in a shop, the top board that a horizontal cross is through, in incoming line cabinet, outgoing line cabinet and debugging, cabinet is internally installed a plurality of busbar being laterally or longitudinally interconnected.
2. high-power test platform cabinet body structure according to claim 1, it is characterized in that: interval is provided with upper spacer, median septum and lower clapboard successively from top to bottom in incoming line cabinet, upper spacer, median septum and lower clapboard are formed respectively with louvre or ventilating duct;Surrounding at incoming line cabinet, outgoing line cabinet and debugging cabinet is all coated with and is provided with backplate.
3. high-power test platform cabinet body structure according to claim 1, it is characterized in that: the internal concrete structure of cabinet: after cable accesses cabinet by incoming line cabinet, DC current is after electric capacity EMC filters, entering membrane capacitance electrolysis cells from inlet wire cabinet rear portion by vertical busbar, electric current is connected with the negative inlet wire of reactor respectively through cable;Multi-path electricity stream is connected respectively through the negative inlet wire of cable and multiple reactors, is then passed through reactor conversion, and electric current flows out from reactor negative terminal, is connected by big line cable positive busbar public with cabinet rear portion;Positive and negative outgoing line busbar is drawn respectively, as the interface being connected with outside load from public positive and negative busbar.
4. high-power test platform cabinet body structure according to claim 2, it is characterized in that: in described incoming line cabinet and outgoing line cabinet, be mounted on membrane capacitance electrolysis cells, incoming line cabinet membrane capacitance electrolysis cells is drawn multichannel respectively and busbar is occurred, outgoing line cabinet is drawn multichannel respectively at membrane capacitance electrolysis cells and busbar is occurred, and this multichannel outgoing line busbar is all identical with the extraction of the middle part of outgoing line cabinet and difference one_to_one corresponding at incoming line cabinet.
5. high-power test platform cabinet body structure according to claim 1, it is characterized in that: incoming line cabinet is similar to outgoing line cabinet structure, at cabinet top installation power unit core component, cabinet bottom forward part places capacitance component, line busbar, and bottom latter half places reactor assemblies.
6. high-power test platform cabinet body structure according to claim 1, it is characterised in that: incoming line cabinet is built with a capacitance component, and positive and negative busbar is connected with negative, positive public busbar respectively;Outgoing line cabinet is built with two capacitance components, and the positive and negative busbar of outgoing line cabinet is connected with negative, positive public busbar respectively, and is connected with top resistive respectively.
7. high-power test platform cabinet body structure according to claim 1, it is characterised in that: it is provided with three heat dissipation paths in cabinet:
Article 1, heat dissipation channel is cabinet integral heat sink passage, wind enters cabinet by air vent made on cabinet nose plate, through bottom of cabinet bulk reactor, takes away reactor heat, be then passed through cabinet rear portion heat dissipation channel, eventually through cabinet top blower fan by heat discharge;
Article 2 heat dissipation channel is unit heat dissipation channel, incoming line cabinet and outgoing line cabinet membrane capacitance electrolysis cells are mounted on radiator, blowing blower fan is installed bottom radiator, top board corresponding above radiator is shaped with ventilation slotted eye, through blowing blower fan blown film electric capacity electrolysis cells, play to effect of power device IGBT heat radiation and membrane capacitance heat radiation;
Article 3 heat dissipation channel is that capacitance component carries air channel, electric capacity heat is discharged by capacitance component by the blower fan carried, then pass through louvre made on lower clapboard to be connected with the cabinet integral heat sink passage at cabinet rear portion, heat is discharged through bottom of cabinet bulk by the main heat dissipation channel of cabinet, or is discharged by the blower fan on cabinet top.
8. high-power test platform cabinet body structure according to claim 7, it is characterised in that: the blower fan at cabinet top is forced draft fans or blowing blower fan.
9. high-power test platform cabinet body structure according to claim 1, it is characterised in that: cabinet installation steps are:
First, assemble collet, incoming line cabinet, outgoing line cabinet, debugging cabinet successively, the overall cabinet body frame of composition;
Then, the interior basis of overall cabinet body frame is respectively mounted the lower clapboard in cabinet, upper spacer, structural member and busbar;
Finally, top board and the backplate of cabinet periphery are installed, adjust structure, complete cabinet and install.
CN201610152409.4A 2016-03-17 2016-03-17 A kind of high-power test platform cabinet body structure Active CN105785280B (en)

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CN105785280B CN105785280B (en) 2019-04-16

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203434451U (en) * 2013-09-06 2014-02-12 河北旭辉电气股份有限公司 Combined-type SVG power cabinet
CN203896199U (en) * 2014-05-26 2014-10-22 扬州博尔特电气技术有限公司 Large-power high-efficiency energy-saving soft-melting power supply based on series-parallel type high-voltage frequency conversion technology
CN204316307U (en) * 2014-12-12 2015-05-06 天津电气科学研究院有限公司 A kind of high-power photovoltaic cabinet cabinet
CN204315976U (en) * 2014-12-12 2015-05-06 天津电气科学研究院有限公司 A kind of cabinet of binary channels heat radiation
CN205720602U (en) * 2016-03-17 2016-11-23 天津电气科学研究院有限公司 A kind of high-power test platform cabinet body structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203434451U (en) * 2013-09-06 2014-02-12 河北旭辉电气股份有限公司 Combined-type SVG power cabinet
CN203896199U (en) * 2014-05-26 2014-10-22 扬州博尔特电气技术有限公司 Large-power high-efficiency energy-saving soft-melting power supply based on series-parallel type high-voltage frequency conversion technology
CN204316307U (en) * 2014-12-12 2015-05-06 天津电气科学研究院有限公司 A kind of high-power photovoltaic cabinet cabinet
CN204315976U (en) * 2014-12-12 2015-05-06 天津电气科学研究院有限公司 A kind of cabinet of binary channels heat radiation
CN205720602U (en) * 2016-03-17 2016-11-23 天津电气科学研究院有限公司 A kind of high-power test platform cabinet body structure

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Effective date of registration: 20201030

Address after: 300180, No. 174 Jintang Road, Hedong District, Tianjin

Patentee after: TIANJIN RESEARCH INSTITUTE OF ELECTRIC SCIENCE Co.,Ltd.

Patentee after: Tianjin Tianchuan electric drive Co.,Ltd.

Patentee after: TIANJIN TRIED NEW ENERGY ELECTRIC Co.,Ltd.

Address before: 300180, No. 174 Jintang Road, Hedong District, Tianjin

Patentee before: TIANJIN RESEARCH INSTITUTE OF ELECTRIC SCIENCE Co.,Ltd.