CN201758059U - Damping resistor device for DC power transmission converter valve - Google Patents
Damping resistor device for DC power transmission converter valve Download PDFInfo
- Publication number
- CN201758059U CN201758059U CN2010202437871U CN201020243787U CN201758059U CN 201758059 U CN201758059 U CN 201758059U CN 2010202437871 U CN2010202437871 U CN 2010202437871U CN 201020243787 U CN201020243787 U CN 201020243787U CN 201758059 U CN201758059 U CN 201758059U
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- Prior art keywords
- damping resistance
- damping
- converter valve
- transverse slat
- resistance device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000013016 damping Methods 0.000 title claims abstract description 119
- 230000005540 biological transmission Effects 0.000 title claims abstract description 14
- 238000009413 insulation Methods 0.000 claims description 32
- 238000009429 electrical wiring Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
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- 238000010438 heat treatment Methods 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
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- 229920000768 polyamine Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
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Abstract
The utility model relates to a damping resistor device for a DC power transmission converter valve, which comprises damping resistors (1), an insulating cross beam (2), support cross plates (3) and an insulating bolt (4), and is characterized in that the damping resistors (1) are arranged along the length direction of the insulating cross beam (2) to form a damping resistor unit, and the support cross plates (3) are arranged at two ends of the damping resistor unit in a spanning manner. The device has better structure and performance, lower manufacturing cost, simpler and optimized structure, and much convenience for production and assembly.
Description
[technical field]
The utility model relates to electromechanical equipment, relates to a kind of damping resistance device that direct-current transmission converter valve is used that is applied to specifically.
[background technology]
Along with the development of power electronic technology, to use more and more widely in electric power system based on the converter valve of thyristor, the structural shape of converter valve also has different variations or improvement along with the raising of electric pressure.Damping resistance is as the damping element of protection thyristor in the converter valve; its structural shape promptly needs to consider the factor of structural strength; also need to consider the insulation factor under the high voltage; also need simultaneously to consider to assemble the operability in the production process; after having only these combined factors to consider, just can design a rational damping resistance cellular construction.
Therefore converter valve is the power equipment of high reliability, and the design of damping resistance unit also being required is high reliability, requires the mechanical strength of damping resistance unit and electric insulation intensity height, stable performance, and easy for installation.
Existing damping resistance structural shape is various, but consider from electric angle, substantially all be the corresponding damping resistance of a thyristor level, this thyristor unit, structurally also need a damping resistance unit, for a converter valve section, different converter valve adopts different thyristor series connection progression, so also there is different series connection progression the damping resistance unit.The damping resistance of the converter valve product that has is the sidewall suspended structure, and whole damping resistance unit is with the fixing direct current grading resistor of insulation board sidepiece.The damping resistance unit of the converter valve that has then adopts distributed structure, directly is fixed in the thermal component; Also have the damping resistance of other converter valve to be fixed on the heating panel, support by insulation system spare then, form the damping resistance unit.There are some shortcomings in these damping resistance structural shapes more: produce such as being not easy to assembling, perhaps cost is too high.
[utility model content]
Above-mentioned defective at the prior art existence, a kind of direct-current transmission converter valve damping resistance device that provides are provided the purpose of this utility model; This device makes that the mechanical strength of damping resistance unit and electric insulation intensity are effectively improved, and structure is more stable, function admirable, installation are simple and convenient, production cost reduces greatly.
A kind of direct-current transmission converter valve damping resistance device that the utility model provides comprises damping resistance, insulation crossbeam, supports transverse slat and insulated bolt; Wherein said damping resistance is arranged along the length direction of insulation crossbeam; Some damping resistances form a damping resistance unit, and the support transverse slat has been set up at the two ends of damping resistance unit.
The direct-current transmission converter valve that the utility model provides damping resistance device, the progression scope of described damping resistance is the 5-9 level.
The damping resistance device that the utility model provides is carved with the holddown groove corresponding with damping resistance quantity on the described insulation crossbeam, the inside of holddown groove is provided with the damping resistance fixing hole, and damping resistance is fixed in the damping resistance fixing hole by insulated bolt.
The damping resistance device that the utility model provides is carved with through hole on the described support transverse slat, by insulated bolt will insulate crossbeam with support transverse slat and fix.
The damping resistance device that the utility model provides, described damping resistance exist at interval each other: be used for electric insulation under the high voltage.
The damping resistance device that the utility model provides, described holddown groove adopts fixed intervals, equidistant arrangement mode.
The damping resistance device that the utility model provides, terminals are arranged at the top of described damping resistance: be used for carrying out electrical wiring with other elements of the brilliant casket pipe of converter valve level.
The damping resistance device that the utility model provides, the bottom of described each damping resistance is provided with water inlet and delivery port, is used to cool off damping resistance.
Technique scheme and design thereof:
The insulation crossbeam all adopts high-intensity insulating material with supporting transverse slat, such as epoxy phenol aldehyde glass cloth laminated board, organosilicon epoxy resin bonded fiber, diphenyl oxide glass cloth plate, polyimides glass fabric swatch, polyamine acid imide glass-cloth board etc.; The insulation crossbeam is united with the support transverse slat and is used for supporting damping resistance, guaranteed that the damping resistance structure is installing and fixing and operating stability and reliability, damping resistance is arranged along the length direction of insulation crossbeam, and certain interval is arranged between the damping resistance, and these effectively help to satisfy the requirement of electric insulation under action of high voltage at interval.
In addition, the insulation crossbeam is provided with holddown groove, and the screens of being convenient to damping resistance helps helping to improve the requirement of the electric insulation of damping resistance under action of high voltage again with fixing.
This damping resistance cellular construction pattern is simple, easy to assembly, and structural strength performance and electrical insulation properties are good, is well positioned to meet the electric and structure needs of direct current transportation with converter valve.
Compared with prior art, a kind of direct-current transmission converter valve of providing of the utility model has following advantage with the damping resistance device:
1, utilize the high strength insulating sheet material, insulation crossbeam reasonable in design supports and fixing damping resistance, and adopts and support the design that transverse slat is strengthened damping resistance cellular construction intensity, has fully guaranteed the stability that installs and fixes and move and the reliability of damping resistance;
2, adopt unique damping resistance structural design, reduced the difficulty that the assembling of damping resistance unit is produced greatly, improved assembling efficiency and reliability and consistency again.
3, simple and effective damping resistance supporting construction is on insulating material type selecting basis, the insulation property and the mechanical strength of high strength insulating sheet material have been made full use of, come supporting damping resistance, adopt special project organization simultaneously, improved the insulation property of damping resistance unit under high voltage greatly.
4, Du Te damping resistance structural shape, the structure of damping resistance unit are on the rational damping resistance architecture basics of setting up, and this damping resistance has taken into full account the performance characteristics of damping resistance when design, comprise water-cooled and installation; The combination of water-cooling system makes the corresponding useful life that prolongs damping resistance.
[description of drawings]
Fig. 1 is: a kind of direct-current transmission converter valve that the utility model provides is with the damping resistance structural representation of damping resistance device.
Among the figure: 1, damping resistance; 2, insulation crossbeam; 3, support transverse slat; 4, insulated bolt; 5, holddown groove.
[embodiment]
Below in conjunction with embodiment, a kind of direct-current transmission converter valve that the utility model is provided carries out further more detailed description with the damping resistance device.
[embodiment 1]
The direct-current transmission converter valve of present embodiment damping resistance device, selecting the progression of damping resistance 1 is 5.
As Figure 1-3: the direct-current transmission converter valve of present embodiment damping resistance device is made of damping resistance 1, insulation crossbeam 2, support transverse slat 3 and insulated bolt 4; Wherein damping resistance 1 is arranged along the length direction of insulation crossbeam 2; Some damping resistances 1 form a damping resistance unit, and the two ends of damping resistance unit have been set up and supported transverse slat 3.
Be carved with the holddown groove corresponding 5 on the insulation crossbeam 2, and holddown groove 5 adopts fixed intervals, equidistant arrangement mode with damping resistance quantity; The inside of holddown groove 5 is provided with the damping resistance fixing hole, and damping resistance 1 is fixed in the damping resistance fixing hole by insulated bolt 4.
Damping resistance is arranged along the length direction of insulation crossbeam, and certain interval is arranged, these effective at interval requirements that help to satisfy electric insulation under action of high voltage between the damping resistance.
Terminals are arranged at the top of damping resistance 1: be used for carrying out electrical wiring with other elements of the brilliant casket pipe of converter valve level; The bottom of each damping resistance 1 is provided with water inlet and delivery port, is used to cool off damping resistance.
In the actual installation, after on the insulation crossbeam 2 all damping resistances 1 being installed, then installing thereon and support transverse slat 3, so just formed a damping resistance device that direct-current transmission converter valve is used.
[embodiment 2]
The other guide of present embodiment has difference only and is with embodiment 1: the progression of damping resistance 2 is 9.
[embodiment 3]
The other guide of present embodiment has difference only and is with embodiment 1: the progression of damping resistance 2 is 8.
Should be noted that at last: above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; although the utility model is had been described in detail with reference to the foregoing description; those of ordinary skill in the field are to be understood that: the technical staff reads after the present specification still and can make amendment or be equal to replacement embodiment of the present utility model, does not await the reply within the claim protection range but these modifications or change all break away from the utility model application.
Claims (8)
1. a direct-current transmission converter valve damping resistance device comprises damping resistance (1), insulation crossbeam (2), supports transverse slat (3) and insulated bolt (4); It is characterized in that the length direction layout of described damping resistance (1) along insulation crossbeam (2); Some damping resistances (1) form a damping resistance unit, and support transverse slat (3) has been set up at the two ends of damping resistance unit.
2. damping resistance device according to claim 1, the progression scope that it is characterized in that described damping resistance (1) is the 5-9 level.
3. damping resistance device according to claim 1, it is characterized in that being carved with on the described insulation crossbeam (2) holddown groove corresponding (5) with damping resistance quantity, the inside of holddown groove (5) is provided with the damping resistance fixing hole, and damping resistance is fixed in the damping resistance fixing hole by insulated bolt (4).
4. damping resistance device according to claim 1 is characterized in that being carved with through hole on the described support transverse slat (3), will insulate crossbeam (2) with to support transverse slat (3) fixing by insulated bolt (4).
5. damping resistance device according to claim 1 is characterized in that described damping resistance (1) exists at interval each other: be used for electric insulation under the high voltage.
6. damping resistance device according to claim 3 is characterized in that described holddown groove (5) adopts fixed intervals, equidistant arrangement mode.
7. damping resistance device according to claim 1 is characterized in that terminals are arranged at the top of described damping resistance (1): be used for carrying out electrical wiring with other elements of the brilliant casket pipe of converter valve level.
8. damping resistance device according to claim 1 is characterized in that the bottom of described each damping resistance (1) is provided with water inlet and delivery port, is used to cool off damping resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202437871U CN201758059U (en) | 2010-06-30 | 2010-06-30 | Damping resistor device for DC power transmission converter valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202437871U CN201758059U (en) | 2010-06-30 | 2010-06-30 | Damping resistor device for DC power transmission converter valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201758059U true CN201758059U (en) | 2011-03-09 |
Family
ID=43645347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202437871U Expired - Lifetime CN201758059U (en) | 2010-06-30 | 2010-06-30 | Damping resistor device for DC power transmission converter valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201758059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710973A (en) * | 2015-11-13 | 2017-05-24 | 国网智能电网研究院 | Capacitor assembly for high-voltage direct-current circuit breaker |
-
2010
- 2010-06-30 CN CN2010202437871U patent/CN201758059U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710973A (en) * | 2015-11-13 | 2017-05-24 | 国网智能电网研究院 | Capacitor assembly for high-voltage direct-current circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100192 HAIDIAN, BEIJING TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140321 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: China Electric Power Research Institute Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Patentee before: China Electric Power Research Institute |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110309 |