CN108594092A - A kind of metal oxide arrester defects simulation experimental rig - Google Patents
A kind of metal oxide arrester defects simulation experimental rig Download PDFInfo
- Publication number
- CN108594092A CN108594092A CN201810436985.0A CN201810436985A CN108594092A CN 108594092 A CN108594092 A CN 108594092A CN 201810436985 A CN201810436985 A CN 201810436985A CN 108594092 A CN108594092 A CN 108594092A
- Authority
- CN
- China
- Prior art keywords
- experimental rig
- valve block
- metal oxide
- defects
- oxide arrester
- Prior art date
- 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.)
- Pending
Links
- 230000007547 defect Effects 0.000 title claims abstract description 36
- 238000004088 simulation Methods 0.000 title claims abstract description 19
- 229910044991 metal oxide Inorganic materials 0.000 title claims abstract description 18
- 150000004706 metal oxides Chemical class 0.000 title claims abstract description 18
- 230000006866 deterioration Effects 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 229940098458 powder spray Drugs 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims abstract description 9
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 6
- 239000004593 Epoxy Substances 0.000 claims description 18
- 229920002379 silicone rubber Polymers 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000009413 insulation Methods 0.000 abstract description 6
- 238000011160 research Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001012 protector Effects 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
- G01R31/1227—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
- G01R31/1236—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 surge arresters
Abstract
The invention discloses a kind of metal oxide arrester defects simulation experimental rigs, including experimental rig housing, the experimental rig inner core being fixed in experimental rig housing, spray equipment, metal powder spray gun and deterioration valve block, experimental rig inner core includes connecting terminal, upper flange, top electrode, lower electrode, spring and valve block, top electrode is electrically connected upper flange, upper flange is electrically connected connecting terminal, for testing making alive, the lower end of valve block contacts connecting terminal with lower electrode.The present invention can facilitate foundation include lightning arrester body internal wetted, individual valve blocks deteriorate, all kinds of defects such as damage in insulation or destruction, body interior shelf depreciation, and cause, evolution and the detection means for these defects that can conduct a research are to the validity of various defects.The apparatus structure is simple, easily operated, test effect is good, has good market prospects and application value.
Description
Technical field
The present invention relates to technical field more particularly to a kind of metal oxide arrester defects simulation experimental rigs.
Background technology
Currently, metal oxide arrester is the important equipment for protecting power system security stable operation, it is mainly used for limiting
System overvoltage processed.The problem of arrester is run or defect kind are more, including lightning arrester body internal wetted, individual
Valve block deterioration, damage in insulation or destruction, body interior shelf depreciation etc., and study the causes of these defects, evolution and
Detection means diagnoses the Usefulness Pair of various defects in lightning protector early fault of great advantage.But at present for simulating arrester
The research of defect is less, and the model that can be used for simulating arrester defect is even more fewer and fewer.
Invention content
The object of the present invention is to provide a kind of metal oxide arrester defects simulation experimental rigs, can conveniently build
Formwork erection intends that lightning arrester body internal wetted, the deterioration of individual valve blocks, damage in insulation or destruction, body interior shelf depreciation etc. are all kinds of to be lacked
It falls into, convenient for collecting related data, cause, evolution and the detection means for these defects that conduct a research are to the effective of various defects
Property.
The technical solution adopted by the present invention is：
A kind of metal oxide arrester defects simulation experimental rig, including experimental rig housing 14, be fixed at experiment dress
Experimental rig inner core 13, spray equipment 16, metal powder spray gun 15 and the deterioration valve block 17 in housing 14 are set,
Experimental rig inner core 13 includes connecting terminal 2, upper flange 3, top electrode 19, lower electrode 9, spring 18 and valve block 11, is powered on
Pole 19 is electrically connected upper flange 3, and upper flange 3 is electrically connected connecting terminal 2, and connecting terminal 2 is used to test making alive, valve block 11
Lower end is contacted with lower electrode 9；
Experimental rig housing 14 includes epoxy cylinder 6, silicon rubber umbrella skirt 5, lower flange 10, leakage current table 7 and grounding copper bar 8, silicon
Rubber full skirt 5 is close-coupled at the outside of epoxy cylinder 6, and bottom is arranged in epoxy cylinder 6 in lower electrode 9, under lower electrode 9 is electrically connected
Flange 10, lower flange 10 are electrically connected leakage current table 7, and 7 lower end of leakage current table is completed the metal by grounding copper bar 8 and aoxidized
The main ground connection of object arrester defects simulation experimental rig；
The spray equipment 16 and metal powder spray gun 15 is separately positioned on around experimental rig housing 14, is carried out as needed
Start and stops.
Further include having epoxy support bar 12, there are two the epoxy support bars 12, is separately positioned on the valve block 11 stacked
Both sides for playing the role of fixed valve block 11, preventing valve block 11 from deviating, while facilitating the selection of deterioration valve block 17 to replace.
Further include having silicon rubber upper jacket 4, the silicon rubber upper jacket 4 is arranged in the lower section of upper flange 3, powers on
The outside of pole 19, silicon rubber upper jacket 4 can closely cover on the upper end of experimental rig housing 14, prevent unnecessary rainwater and ash
Dirt enters in experimental rig inner core 13.
Connecting terminal 2, upper flange 3 and the surface of lower flange 10 is coated with galvanized anticorrosive material.
Further include having spring 18, the spring 18 be arranged between top electrode 19 and valve block 11, for make valve block 11 by
Power and compress make the effect that it comes into full contact with.
It includes lightning arrester body internal wetted, the deterioration of individual valve blocks, damage in insulation or destruction, sheet that the present invention, which can facilitate foundation,
All kinds of defects such as internal portion shelf depreciation, and cause, evolution and the detection means for these defects that can conduct a research are to various
The validity of defect.The metal oxide arrester defects simulation experimental rig by module assembled, replacement or Human disturbance into
Row defects simulation is built, and building for all kinds of defect operating modes is manually carried out.The apparatus structure is simple, easily operated, test effect
Well, it has good market prospects and application value.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of experimental rig inner core of the present invention；
Fig. 3 is locations of structures schematic diagram when experimental rig inner core of the present invention is tested.
Specific implementation mode
As shown in Figure 1,2 and 3, the present invention is used carries out taking for defects simulation by module assembled, replacement or Human disturbance
It builds, it is identical as 110 kilovolts of common metal oxide arresters.The present invention includes experimental rig housing 14, is fixed at examination
Experimental rig inner core 13, spray equipment 16, metal powder spray gun 15 in experiment device housing 14 and deterioration valve block 17,
Experimental rig inner core 13 includes connecting terminal 2, upper flange 3, top electrode 19, lower electrode 9, spring 18, valve block 11 and epoxy
Support bar 12, top electrode 19 are electrically connected upper flange 3, and upper flange 3 is electrically connected connecting terminal 2, and connecting terminal 2 adds for testing
Voltage；Between top electrode 19 and valve block 11, the lower end of valve block 11 contacts spring 18 with lower electrode 9, for make valve block 11 by
Power simultaneously compresses the effect that upper and lower electrode makes it come into full contact with, and epoxy support bar 12 is separately positioned on 11 both sides of valve block stacked, uses
In play the role of fixed valve block 11, prevent valve block 11 deviate；11 both sides of valve block stacked should respectively have and only one
Epoxy support bar 12 plays the role of centainly fixing valve block 11, prevents valve block 11 from deviating, while facilitating the selection of deterioration valve block 17
It replaces.
Further include having silicon rubber upper jacket 4, the silicon rubber upper jacket 4 is arranged in the lower section of upper flange 3, powers on
The outside of pole 19, silicon rubber upper jacket 4 can closely cover on the upper end of experimental rig housing 14, prevent unnecessary rainwater and ash
Dirt enters in experimental rig inner core 13.
Connecting terminal 2, upper flange 3 and 10 surface of lower flange should coat galvanized anticorrosive material.The present apparatus is set to use
It is more convenient, extend service life.
Experimental rig housing 14 includes epoxy cylinder 6, silicon rubber umbrella skirt 5, lower flange 10, leakage current table 7 and grounding copper bar
8, the size dimension of the epoxy cylinder 6 can guarantee test device inner core 13 agree with completely.Silicon rubber umbrella skirt 5 is close-coupled at
The outside of epoxy cylinder 6, the major insulation as the metal oxide arrester defects simulation experimental rig.Lower electrode 9 is arranged in ring
Bottom in oxygen cylinder 6, lower electrode 9 are electrically connected lower flange 10, and lower flange 10 is electrically connected leakage current table 7, under leakage current table 7
The main ground connection of the metal oxide arrester defects simulation experimental rig is completed at end by grounding copper bar 8, i.e., is connected with the earth 1
It connects.Leakage current table 7 can play the role of the metal oxide arrester leakage current monitoring in simulation test.Work as experimental rig
After inner core 13 is put into experimental rig housing 14, the valve block 11 of 13 bottommost of experimental rig inner core answers electrode 9 under reliable contacts.
The spray equipment 16 and metal powder spray gun 15 is separately positioned on around experimental rig housing 14, as needed
Started and is stopped.
As shown in figure 3, in the use of the present invention, establishing lightning arrester body internal wetted if necessary, insulating inner makes moist
When the defect of insulation breakdown, experimental rig inner core 13 can be extracted, using spray equipment 16 to arrester valve piece surface or
6 inner surface of person's epoxy cylinder carries out spray process, and the degree of manual control arrester internal wetted studies its evolution and detection
Validity of the means to various defects.When needing to establish the individual valve blocks deteriorations of arrester, experimental rig inner core 13 can be carried
It takes out, therefrom extracts normal valve block, be substituted for the deterioration valve block 17 that experiment needs, can manually control replacement deterioration valve block
Quantity and position, study the validity of its evolution and detection means to various defects.It is needing to establish lightning arrester body
When internal shelf depreciation, experimental rig inner core 13 can be extracted, using metal powder spray gun 15 to arrester valve piece surface
Or 6 inner surface of epoxy cylinder carries out metal powder spray process, the position of Partial Discharge Sources and close inside manual control arrester
Degree, studies the validity of its evolution and detection means to various defects.
Above-mentioned specific implementation mode is used for illustrating the present invention, rather than limits the invention, in the spirit of the present invention
In scope of the claims, to any modifications and changes that the present invention makes, protection scope of the present invention is both fallen within.
Claims (5)
1. a kind of metal oxide arrester defects simulation experimental rig, it is characterised in that：Including experimental rig housing（14）, it is solid
It is fixed to be arranged in experimental rig housing（14）Interior experimental rig inner core（13）, spray equipment（16）, metal powder spray gun（15）With
Deteriorate valve block（17）,
Experimental rig inner core（13）Including connecting terminal（2）, upper flange（3）, top electrode（19）, lower electrode（9）, spring（18）With
Valve block（11）, top electrode（19）It is electrically connected upper flange（3）, upper flange（3）It is electrically connected connecting terminal（2）, connecting terminal（2）
For testing making alive, valve block（11）Lower end and lower electrode（9）Contact；
Experimental rig housing（14）Including epoxy cylinder（6）, silicon rubber umbrella skirt（5）, lower flange（10）, leakage current table（7）With connect
Ground copper bar（8）, silicon rubber umbrella skirt（5）It is close-coupled at epoxy cylinder（6）Outside, lower electrode（9）It is arranged in epoxy cylinder（6）Interior bottom
Portion, lower electrode（9）It is electrically connected lower flange（10）, lower flange（10）It is electrically connected leakage current table（7）, leakage current table（7）
Lower end passes through grounding copper bar（8）Complete the main ground connection of the metal oxide arrester defects simulation experimental rig；
The spray equipment（16）With metal powder spray gun（15）It is separately positioned on experimental rig housing（14）Around, according to need
Started and is stopped.
2. metal oxide arrester defects simulation experimental rig according to claim 1, it is characterised in that：Further include having
Epoxy support bar（12）, the epoxy support bar（12）There are two, it is separately positioned on the valve block stacked（11）Both sides are used for
To fixed valve block（11）, prevent valve block（11）The effect of offset, while facilitating deterioration valve block（17）Selection replace.
3. metal oxide arrester defects simulation experimental rig according to claim 2, it is characterised in that：Further include having
Silicon rubber upper jacket（4）, the silicon rubber upper jacket（4）It is arranged in upper flange（3）Lower section, top electrode（19）It is outer
Side, silicon rubber upper jacket（4）Experimental rig housing can closely be covered on（14）Upper end, prevent unnecessary rainwater and dust into
Enter to experimental rig inner core（13）In.
4. metal oxide arrester defects simulation experimental rig according to claim 3, it is characterised in that：Described connects
Line terminals（2）, upper flange（3）With lower flange（10）Surface be coated with galvanized anticorrosive material.
5. metal oxide arrester defects simulation experimental rig according to claim 4, it is characterised in that：Further include having
Spring（18）, the spring（18）It is arranged in top electrode（19）With valve block（11）Between, for making valve block（11）Stress is simultaneously pressed
The effect for tightly coming into full contact with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810436985.0A CN108594092A (en) | 2018-05-09 | 2018-05-09 | A kind of metal oxide arrester defects simulation experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810436985.0A CN108594092A (en) | 2018-05-09 | 2018-05-09 | A kind of metal oxide arrester defects simulation experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108594092A true CN108594092A (en) | 2018-09-28 |
Family
ID=63635959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810436985.0A Pending CN108594092A (en) | 2018-05-09 | 2018-05-09 | A kind of metal oxide arrester defects simulation experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108594092A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201707987U (en) * | 2009-11-17 | 2011-01-12 | 安迪普科技(深圳)有限公司 | Anti-explosion separating type arrester |
| CN103293400A (en) * | 2012-02-22 | 2013-09-11 | 国家电网公司 | Lightning arrester direct current test system |
| CN103760448A (en) * | 2014-01-27 | 2014-04-30 | 国家电网公司 | Comprehensive live test method of insulation defects of metal oxide arrester for electric power |
| CN105957665A (en) * | 2016-06-29 | 2016-09-21 | 国网辽宁省电力有限公司电力科学研究院 | Direct-connection type flange for 66KV compounded external insulating arrester |
| CN106680652A (en) * | 2017-01-20 | 2017-05-17 | 国网河南省电力公司电力科学研究院 | Metal oxide arrester electrification test experiment research system |
| CN206546752U (en) * | 2017-01-18 | 2017-10-10 | 南方电网科学研究院有限责任公司 | Arrester and lightning-arrest core body |
| CN208092186U (en) * | 2018-05-09 | 2018-11-13 | 国网河南省电力公司电力科学研究院 | A kind of metal oxide arrester defects simulation experimental rig |
-
2018
- 2018-05-09 CN CN201810436985.0A patent/CN108594092A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201707987U (en) * | 2009-11-17 | 2011-01-12 | 安迪普科技(深圳)有限公司 | Anti-explosion separating type arrester |
| CN103293400A (en) * | 2012-02-22 | 2013-09-11 | 国家电网公司 | Lightning arrester direct current test system |
| CN103760448A (en) * | 2014-01-27 | 2014-04-30 | 国家电网公司 | Comprehensive live test method of insulation defects of metal oxide arrester for electric power |
| CN105957665A (en) * | 2016-06-29 | 2016-09-21 | 国网辽宁省电力有限公司电力科学研究院 | Direct-connection type flange for 66KV compounded external insulating arrester |
| CN206546752U (en) * | 2017-01-18 | 2017-10-10 | 南方电网科学研究院有限责任公司 | Arrester and lightning-arrest core body |
| CN106680652A (en) * | 2017-01-20 | 2017-05-17 | 国网河南省电力公司电力科学研究院 | Metal oxide arrester electrification test experiment research system |
| CN208092186U (en) * | 2018-05-09 | 2018-11-13 | 国网河南省电力公司电力科学研究院 | A kind of metal oxide arrester defects simulation experimental rig |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206696385U (en) | A kind of silastic material surface state man-made chamber platform | |
| WO2020259579A1 (en) | Method for testing insulation deterioration performance of current transformer | |
| CN106501584A (en) | Leakage Current of Zinc-oxide Lightning Arresters measuring method | |
| CN208092186U (en) | A kind of metal oxide arrester defects simulation experimental rig | |
| CN104347205B (en) | Low-cost intelligent medium-pressure composite insulation sheath zinc oxide arrester | |
| CN106526383A (en) | Lightning arrester state monitoring system and lightning arrester state monitoring method | |
| CN106771998A (en) | A kind of tester for testing RCCB | |
| CN105977090A (en) | Outdoor integrated embedded pole | |
| CN108594092A (en) | A kind of metal oxide arrester defects simulation experimental rig | |
| CN103954867A (en) | Forest fire discharging simulation testing device of direct current transmission line | |
| CN107768056A (en) | A kind of arrester and its application method of built-in current transformer | |
| CN106556745B (en) | Direct current voltage divider and capacitance and dielectric loss detection method thereof | |
| CN107576897A (en) | A kind of high-voltage cable insulating burn in test circuit and its method of testing | |
| CN207283052U (en) | A kind of 110kV and above counter of lightning arrester live replacing device | |
| CN208013362U (en) | A kind of novel ac voltage withstanding detection device | |
| CN106532291A (en) | High-voltage reactive compensation cabinet capacitor discharging device | |
| CN206876795U (en) | A kind of silastic material surface current monitoring device | |
| CN206248799U (en) | A kind of battery test system | |
| CN213337791U (en) | 10kV rain and snow type high-voltage acousto-optic electroscope | |
| CN207319825U (en) | A kind of arrester of built-in current mutual inductor | |
| CN210626636U (en) | High-tension bushing tap grounding on-line monitoring device | |
| CN211655323U (en) | European style case becomes earthing device | |
| CN204101638U (en) | A kind of 110kV combined type Zinc-Oxide Arrester does not remove high-voltage connection preventive trial connection circuit | |
| CN104502439B (en) | Livewire work insulating tool defect detecting device | |
| CN208520941U (en) | A kind of intensity leakage current of an arrester test shielding auxiliary tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |