CN109375084A - Extra-high voltage GIS integrated Insulation Test platform based on SF6 insulation reactor - Google Patents
Extra-high voltage GIS integrated Insulation Test platform based on SF6 insulation reactor Download PDFInfo
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- CN109375084A CN109375084A CN201811492131.0A CN201811492131A CN109375084A CN 109375084 A CN109375084 A CN 109375084A CN 201811492131 A CN201811492131 A CN 201811492131A CN 109375084 A CN109375084 A CN 109375084A
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- 238000012360 testing method Methods 0.000 title claims abstract description 101
- 238000009413 insulation Methods 0.000 title claims abstract description 68
- 230000007704 transition Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000012212 insulator Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/16—Construction of testing vessels; Electrodes therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/04—Voltage dividers
- G01R15/06—Voltage dividers having reactive components, e.g. capacitive transformer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1254—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of gas-insulated power appliances or vacuum gaps
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The present invention provides a kind of extra-high voltage GIS integrated Insulation Test platform based on SF6 insulation reactor, including test platform chassis, the horizontal support legs hydraulic cylinder on test platform chassis, vertical leg hydraulic cylinder, SF6 insulation reactor, inflatable grading ring, the lifting hydraulic cylinder for converting SF6 insulation reactor between horizontal and vertical state;The test platform and inflatable grading ring are transported using mobile device, are in inflated condition in test and are mounted at the top of SF6 insulation reactor;Horizontal support legs hydraulic cylinder, vertical leg hydraulic cylinder are used to fix test platform chassis in test.Integrated test platform of the invention can carry out ac voltage withstanding test to the GIS device of highest 1200kV, and have the characteristics of convenient transportation, test expansion is rapid, occupied area is small, without assisting hanging device, it can effectively promote the efficiency of extra-high voltage equipment scene ac voltage withstanding and local discharge test.
Description
Technical field
It is specifically a kind of based on the extra-high of SF6 insulation reactor the present invention relates to insulation of electrical installation detection technique field
Press GIS integrated Insulation Test platform.
Background technique
China 1000kV AC extra high voltage engineering and ± 1100kV DC transmission engineering have entered the all-round construction stage.As
One of extra-high voltage project main equipment, the Field AC Withstand Voltage Test of extra-high voltage GIS are to detect security performance before it puts into operation most to attach most importance to
The technological means wanted, Guo Wang company are also increased to the check requirements of its live Insulation Test from pervious 80% factory-said value
100%, i.e. 1100kV.But the On-Site Testing of current extra-high voltage GIS uses bulk type series resonance testing device, usually by 4
Reactor and divider, two major diameter hard grading rings and other auxiliary devices composition for saving 300kV, need a large amount of at the scene
Lifting, assembling and handling work, in designing increasingly compact substation's converter station and complicated construction site, occupied area
Greatly, construction time length, the defect of risk management and control hardly possible obviously appear.
Compared to bulk type test platform, integrated test platform then have live development rate fast, high degree of automation,
The advantage that occupied area is small and safety coefficient is high, and there is no the integrated test platform suitable for 1100kV field test at present.
Summary of the invention
In view of the above shortcomings of the prior art, the present invention provides a kind of extra-high voltage GIS based on SF6 insulation reactor
Integrated Insulation Test platform, realizes the integrated design of extra-high voltage experiment equipment, can independently lift and return in testing ground
It falls, realizes in the case where no hanging device, ac voltage withstanding test is carried out to the GIS device of highest 1200kV, and have transport
The characteristics of convenient, test expansion is rapidly, occupied area is small, without assisting hanging device, it is existing can effectively to promote extra-high voltage equipment
The efficiency of field ac voltage withstanding and local discharge test.
A kind of extra-high voltage GIS integrated Insulation Test platform based on SF6 insulation reactor, including test platform chassis,
Horizontal support legs hydraulic cylinder, vertical leg hydraulic cylinder on test platform chassis, SF6 insulation reactor, inflatable grading ring,
Lifting hydraulic cylinder for converting SF6 insulation reactor between horizontal and vertical state;It the test platform and fills
Gas formula grading ring is transported using mobile device, is in inflated condition in test and is mounted at the top of SF6 insulation reactor;
Horizontal support legs hydraulic cylinder, vertical leg hydraulic cylinder are used to fix test platform chassis in test.
Further, the inflatable grading ring is in transport in the shape that loses heart.
Further, SF6 insulation reactor includes reactor main tank body, pressure transition tank and casing, in main tank body
Iron core, winding, voltage equalizing ball containing reactor and for measuring the derided capacitors screen of reactor voltage include in pressure transition tank
For the disc insulator of gas between main tank body and casing is isolated, casing is respectively provided with a metal flange at head and the tail both ends,
Rubber umbrella skirt is had outside middle section.
Further, the collar supports frame for being used to support casing is additionally provided on test platform chassis, in the full skirt in casing
Between be equipped with recessed portion so as to transport when come into full contact with full skirt and support frame.
Further, the derided capacitors screen is close to main tank base, and one layer of shape be identical as main tank base, spacing
The aluminium sheet of 1.0~2.0cm.
Further, test platform chassis front is equipped with for providing hydraulic power and controlling the hydraulic of hydraulic system
It stands, the hydraulic station includes 15kW hydraulic pump, hydraulic control valve, controller, hydraulic operation cabinet and corresponding fluid pressure line, described
Hydraulic station is for manipulating lifting hydraulic cylinder, horizontal support legs hydraulic cylinder and vertical leg hydraulic cylinder.
Further, the inflatable grading ring is made of upper and lower two inflatable grading rings and intermediate keel, each
Grading ring pipe diameter 1.3m, the overall diameter 3.3m of ring after inflation.
Further, connected by shaft and SF6 insulation reactor on reactor support and lifting hydraulic cylinder hold-down support
Connect, the two cooperate lifting hydraulic cylinder come lift and land SF6 insulation reactor.
Further, SF6 insulate reactor below chassis at be hollow structure, lifting when can allow SF6 insulate reactance
Device bottom is under test platform chassis.
Further, the test platform is completed in transhipment by flat car in road transport with substation or converter station,
The length of flat car is at least 13m, width 2.5m, and plate height is up to 1.3m.
The present invention is hydraulic by the lifting that setting converts SF6 insulation reactor between horizontal and vertical state
Cylinder, platform is without relying on external hanging device, and the test that 1200kV GIS scene Insulation Test equipment can be realized prepares, platform
It can also be achieved the transition that fast moves in substation, the valve hall laboratory test of achievable no fuel oil environmental requirement significantly improves spy
The efficiency of high-tension apparatus scene ac voltage withstanding and local discharge test reduces the security risk under equipment hoisting and bad weather, has
Effect ensures substation project construction progress, shortens substation's interruption maintenance time, has great promotion prospect and application value.
Detailed description of the invention
Fig. 1 is the side the present invention is based on the extra-high voltage GIS integrated Insulation Test platform of SF6 insulation reactor in transport
View;
Fig. 2 is extra-high voltage GIS integrated Insulation Test platform the bowing in transport the present invention is based on SF6 insulation reactor
View;
Fig. 3 is the side the present invention is based on the extra-high voltage GIS integrated Insulation Test platform of SF6 insulation reactor in test
View;
Fig. 4 is extra-high voltage GIS integrated Insulation Test platform the bowing in test the present invention is based on SF6 insulation reactor
View.
In figure: 1-flat car, 2-test platform chassis, 3-reactor supports, 4-lifting hydraulic cylinder hold-down supports,
5-lifting hydraulic cylinders, 6-SF6 insulation reactor, 7-reactor main tank bodies, 8-pressure transition tanks, 9-casings, 10-is horizontal
Landing leg hydraulic cylinder, 11-vertical leg hydraulic cylinders, 12-inflatable grading rings, 13-hydraulic stations, 14-collar supports framves.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, the technical solution in the present invention is clearly and completely described.
Please refer to Fig. 1 and Fig. 2, the present invention is based on SF6 insulation reactor extra-high voltage GIS integrated Insulation Test platform its
Middle one embodiment includes that test platform chassis 2, reactor support 3, the lifting hydraulic cylinder being fixed on test platform chassis 2 are solid
Determine support 4, horizontal support legs hydraulic cylinder 10, vertical leg hydraulic cylinder 11, hydraulic station 13 and collar supports frame 14, reactor support 3
Fixed SF6 insulation reactor 6 and lifting hydraulic cylinder 5 are respectively intended to lifting hydraulic cylinder hold-down support 4.The test platform and examination
Inflatable grading ring 12 needed for testing platform can be used flat car 1 and be transported on highway.The inflatable grading ring 12 exists
In the shape that loses heart when transport, inflated condition is in test and is mounted on 6 top of SF6 insulation reactor.
2 two sides of test platform chassis, which are respectively installed, to be formed there are three horizontal support legs hydraulic cylinder 10 and vertical leg hydraulic cylinder 11
Hydraulic fixed supporting leg system, for fixing test platform in test.The stroke of the outside stretching, extension of horizontal support legs hydraulic cylinder 10
For 0.8m, the length that vertical leg is in 2 or less part of test platform chassis before stretching is 0.8m, vertical leg hydraulic cylinder 11
Stroke is 0.8m, therefore test platform chassis 2 can be raised to the plate of flat car 1 or more by height after its stretching, extension, convenient to test
When allow flat car 1 to sail out of test area.
2 front of test platform chassis is equipped with the hydraulic station 13 for providing hydraulic power and control hydraulic system and is used for
The support frame 14 of supporting sleeve 9 when transport.Each horizontal and the flexible of vertical leg hydraulic cylinder can be by the control in hydraulic station 13
Device processed controls respectively.The hydraulic station 13 include 15kW hydraulic pump, hydraulic control valve, controller, hydraulic operation cabinet with it is corresponding
Fluid pressure line, for manipulating lifting hydraulic cylinder 5, horizontal support legs hydraulic cylinder 10 and vertical leg hydraulic cylinder 11.
The inflatable grading ring 12 is made of upper and lower two inflatable grading rings and intermediate keel, and each grading ring exists
Pipe diameter 1.3m after inflation, the overall diameter 3.3m of ring guarantee in 1200kV pressure test discharge off on grading ring, are further provided with
There is corresponding inflator pump.Inflatable grading ring adds the structure for being applied with conductive fabric to guarantee its structural strength and lead using rubber liner
Electrically.Compared to traditional metal hard grading ring, inflatable grading ring lose heart when it is small in size, light-weight, be readily transported
With installation, and inflate after diameter can design slightly larger than the former, to further decrease surface field strength.Intermediate keel by
The aluminium sheet of fixed grading ring and the lightweight aluminium bar construction for supporting ring up and down, convenient for scene dismounting.
Reactor support 3 with connect by shaft and SF6 insulation reactor 6 on lifting hydraulic cylinder hold-down support 4, the two
Cooperation lifting hydraulic cylinder 5 come lift and land SF6 insulation reactor 6.It is hollow knot at the chassis of 6 lower section of SF6 insulation reactor
Structure, as shown in figure 3, this design is played to reactor bottom be allowed to be under test platform chassis 2 in lifting
It reduces reactor center of gravity, reduce the effect that lifting hydraulic cylinder 5 is contributed.
The SF6 insulation reactor 6 includes reactor main tank body 7, pressure transition tank 8 and casing 9.Contain in main tank body 7
The iron core of reactor, winding, voltage equalizing ball and for measuring the derided capacitors screen of reactor voltage, derided capacitors screen is close to main tank
7 bottom of body, one layer of shape be identical as main tank base, 1.0~2.0cm of spacing aluminium sheet, for dividing measurement current potential, measurement
As a result main tank body 7 is passed through by cable to guide in terminal box, need to carry out magnitude tracing, the partial pressure to measurement result before factory
Capacitance plate is instead of the bulk type capacitive divider in traditional pressure test.
Include the disc insulator for gas between main tank body 7 and casing 9 is isolated, pressure transition in pressure transition tank 8
Tank 8 is used to enhance mechanical strength, is separated between main tank body 7 by disc insulator, is connected to casing 9.
Casing 9 is respectively provided with a metal flange at head and the tail both ends, has rubber umbrella skirt outside middle section, among full skirt
Recessed portion need to be equipped with to allow full skirt and support frame 14 to come into full contact in transport, inside is the outlet conductor of reactor, casing 9
Length is 7.00m, overall diameter 1.05m.The inside of casing 9 and pressure transition tank 8 is equipped with ground shield and suspension barricade,
For improving internal field strength distribution.
The lifting hydraulic cylinder 5 by left and right two symmetrical hydraulic cylinders form, by hydraulic station 13 based on PLC and stroke
The adaptive hoisting system of sensor controls, including Synchronization Control of Bi-cylinder Systems and start and stop buffer control system.The lifting liquid
Cylinder pressure 5 is mounted on lifting hydraulic cylinder hold-down support 4, for carrying out SF6 insulation reactor 6 between horizontal and vertical state
Conversion.
Heretofore described test platform is completed in transhipment by flat car 1 in road transport with substation or converter station,
Its length is at least 13m, width 2.5m, and plate height highest is chosen as 1.3m.
The lifting hydraulic cylinder 5 of test platform of the present invention has 2 groups, for test prepare when with after lifting and drop
Fall test reactor.It is controlled in hydraulic station equipped with the adaptive hoisting system control system based on PLC, including two-tank method
System and start and stop buffer control system, the former is maintained at the progressive error of twin-tub within 5mm, guarantees lifting and electricity in descent
Anti- device will not tilt;Slow down when the latter makes reactor need to stop when giving rise to 90 °, when dropping to 0 ° or in lifting process flat
Steady dead-beat.
Test platform of the present invention need to be equipped with following equipment or element: three-phase when completing extra-high voltage GIS pressure test
Overhaul power supply, single-phase variable-frequency power sources, single-phase exciting transformer, exchange kV table, high-pressure bellows conducting wire, various cables and ground connection
Line.
For test platform of the present invention when preparing test, expansion process is as follows:
1, test platform is fixed
A. test platform is transported to GIS casing to be tested with flat car 1, it is close as far as possible at the tank body of reactor
GIS casing;B. hydraulic station power supply is connected, the control cabinet in hydraulic station 13 is operated, stretches out horizontal support legs hydraulic cylinder 10 in place, then
It extends downwardly vertical leg hydraulic cylinder 11 and supports test platform;C. flat car 1 is sailed out of into test area.
2, reactor lifts
A. the control cabinet in hydraulic station 13 is operated, makes lifting hydraulic cylinder 5 that reactor is lifted to 15 ° or so;B. using fork
Vehicle is coupled inflatable grading ring 12, and reusing inflator pump will be to two grading ring inflation;C. continuing operation control cabinet will be electric
Anti- device is lifted to 90 °;D. hydraulic station power supply is cut off.
3, test connection
A. the ground stud of reactor and test platform chassis 2 are grounded together;B. reactor will be tested using cable
The connection of the high-voltage end of binding post and exciting transformer;C. connecing for reactor voltage measurement capacitance plate will be tested using communication cable
Terminal is connect with kV table;D. use high-pressure bellows line by the grading ring phase of the inflatable grading ring 12 and GIS casing of reactor
Even.
After the end of the test, recovery process is as follows:
1, all test connections are removed, ground line need to be removed finally
2, reactor declines
A. hydraulic station power supply is connected, the control cabinet in hydraulic station 13 is operated, drop to lifting hydraulic cylinder 5 by reactor
15 ° or so;B. it will be evacuated to two inflatable grading rings using inflator pump, and reuse fork truck cooperation removal grading ring group;C. after
Reactor is drop to level by continuous operation control cabinet.
3, test platform ships
A. flat car 1 is driven into below test platform;B. the control cabinet in hydraulic station 13 is operated, successively by vertical and horizontal
Hydraulic leg cylinder is withdrawn;C. hydraulic station power supply is cut off.
It is entire to be unfolded and only need to operate hydraulic system in recovery process, it is not necessarily to crane lifting.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Belong to those skilled in the art in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of extra-high voltage GIS integrated Insulation Test platform based on SF6 insulation reactor, it is characterised in that: including test
Platform chassis (2), the horizontal support legs hydraulic cylinder (10) being set on test platform chassis (2), vertical leg hydraulic cylinder (11), SF6
Insulation reactor (6), inflatable grading ring (12) are used to carry out SF6 insulation reactor (6) between horizontal and vertical state
The lifting hydraulic cylinder (5) of conversion;The test platform and inflatable grading ring (12) are transported using mobile device, are being tested
When in inflated condition and be mounted on SF6 insulation reactor (6) at the top of;Horizontal support legs hydraulic cylinder (10), vertical leg hydraulic cylinder
(11) for fixing test platform chassis (2) in test.
2. the extra-high voltage GIS integrated Insulation Test platform as described in claim 1 based on SF6 insulation reactor, feature
Be: the inflatable grading ring (12) is in transport in the shape that loses heart.
3. benefit require 1 described in based on SF6 insulation reactor extra-high voltage GIS integrated Insulation Test platform, it is characterised in that:
SF6 insulation reactor (6) includes reactor main tank body (7), pressure transition tank (8) and casing (9), and main tank body contains in (7)
There are the iron core of reactor, winding, voltage equalizing ball and for measuring the derided capacitors screen of reactor voltage, packet in pressure transition tank (8)
Containing the disc insulator for being used to be isolated gas between main tank body (7) and casing (9), casing (9) is respectively provided with one at head and the tail both ends
A metal flange, middle section outside have rubber umbrella skirt.
4. the extra-high voltage GIS integrated Insulation Test platform as claimed in claim 3 based on SF6 insulation reactor, feature
It is: is additionally provided with the collar supports frame (14) for being used to support casing (9) on test platform chassis (2), in the full skirt in casing (9)
Between be equipped with recessed portion so as to transport when come into full contact with full skirt and support frame (14).
5. the extra-high voltage GIS integrated Insulation Test platform as claimed in claim 3 based on SF6 insulation reactor, feature
Be: the derided capacitors screen is close to main tank body (7) bottom, one layer of shape be identical as main tank base, spacing 1.0~
The aluminium sheet of 2.0cm.
6. the extra-high voltage GIS integrated Insulation Test platform as described in claim 1 based on SF6 insulation reactor, feature
It is: further include: hydraulic station (13), the hydraulic station (13) is installed on test platform chassis (2) front, for manipulating lifting liquid
Cylinder pressure (5), horizontal support legs hydraulic cylinder (10) and vertical leg hydraulic cylinder (11).
7. the extra-high voltage GIS integrated Insulation Test platform as claimed in claim 6 based on SF6 insulation reactor, feature
Be: the hydraulic station (13) includes: 15kW hydraulic pump, hydraulic control valve, controller, hydraulic operation cabinet and corresponding hydraulic tube
Road.
8. the extra-high voltage GIS integrated Insulation Test platform as described in claim 1 based on SF6 insulation reactor, feature
Be: the inflatable grading ring (12) is made of upper and lower two inflatable grading rings and intermediate keel, and each grading ring exists
Pipe diameter 1.3m after inflation, the overall diameter 3.3m of ring.
9. the extra-high voltage GIS integrated Insulation Test platform as described in claim 1 based on SF6 insulation reactor, feature
It is: further include: reactor support (3) and lifting hydraulic cylinder hold-down support (4);Reactor support (3) and lifting hydraulic cylinder are solid
Determine to connect by shaft with SF6 insulation reactor (6) on support (4), the two cooperates lifting hydraulic cylinder (5) to lift and land
SF6 insulate reactor (6).
10. the extra-high voltage GIS integrated Insulation Test platform as described in claim 1 based on SF6 insulation reactor, feature
It is: for hollow structure at the chassis that SF6 insulate below reactor (6), SF6 can be allowed to insulate reactor (6) bottom in lifting
Under test platform chassis (2).
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CN201811492131.0A CN109375084A (en) | 2018-12-07 | 2018-12-07 | Extra-high voltage GIS integrated Insulation Test platform based on SF6 insulation reactor |
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CN201811492131.0A CN109375084A (en) | 2018-12-07 | 2018-12-07 | Extra-high voltage GIS integrated Insulation Test platform based on SF6 insulation reactor |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110763960A (en) * | 2019-10-21 | 2020-02-07 | 国网湖北省电力有限公司电力科学研究院 | Self-lifting high-capacity partial discharge-free test transformer platform used in converter valve hall and test method |
CN110780169A (en) * | 2019-11-12 | 2020-02-11 | 国网江苏省电力有限公司电力科学研究院 | On-site assembled test method for multiple groups of reactors |
CN110850121A (en) * | 2019-11-13 | 2020-02-28 | 盐城市雷击环保科技有限公司 | High-voltage variable-frequency resonance test device of boosting and pressure measuring common-tower structure |
CN111123024A (en) * | 2020-02-13 | 2020-05-08 | 河北翔卓电力科技有限公司 | High-voltage mobile test platform |
CN111141932A (en) * | 2019-12-27 | 2020-05-12 | 云南治邦科技有限公司 | Synchronous inductance regulating device for three-stage series resonance reactor |
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