CN204359925U - One is applicable to the charged evaluating platform of GIS electronic mutual inductor - Google Patents
One is applicable to the charged evaluating platform of GIS electronic mutual inductor Download PDFInfo
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- CN204359925U CN204359925U CN201520042147.7U CN201520042147U CN204359925U CN 204359925 U CN204359925 U CN 204359925U CN 201520042147 U CN201520042147 U CN 201520042147U CN 204359925 U CN204359925 U CN 204359925U
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Abstract
The utility model provides one and is applicable to the charged evaluating platform of GIS electronic mutual inductor, comprises sample installation station, strong current generator and increasing apparatus that GIS pipeline connects; Electronic mutual inductor model machine is arranged on sample and installs in station, and GIS pipeline is provided with isolating switch, disconnector, VFTO survey sensor, standard current transformer, standard potential transformer, vibration transducer, sensor for measuring temperature and humidity measuring transducer; GIS pipeline be equipped with slide rail with the bottom that the station link that station is connected installed by sample.Compared with prior art, the charged evaluating platform that the utility model provides carries out work in long-term reliability analysis, expectation in serviceable life, continuously Operational Data Analysis and electromagnetic compatibility for simulating electronic mutual inductor in Practical Project under nominal situation and fault condition; Ensure that electronic mutual inductor reliability of operation in Practical Project, advance the widespread use of electronic mutual inductor in intelligent grid.
Description
Technical field
The utility model relates to transformer technology field, specifically relates to one and is applicable to the charged evaluating platform of GIS electronic mutual inductor.
Background technology
Electronic mutual inductor is a kind of electronic equipment run directly on hundreds thousand of volt high-voltage conducting wires, the electromagnetic interference strength accepted is considerably beyond other any existing electronic installation, the use optical device that electronic mutual inductor is a large amount of, semiconductor element and passive device, very easily be subject to external interference, particularly temperature, the steady in a long-term influence on system operation of factor to electronic mutual inductor such as humidity, condensation, vibrations, electromagnetic transient is very large.The reliability of standard GB/T 20840.X to electronic mutual inductor of electronic mutual inductor has made respective specified.Electronic mutual inductor is comparable with the reliability of the electronic component in the proterctive equipment of transformer station in reliability; electronic mutual inductor is as the source of proterctive equipment signal, and its reliability should be higher than the reliability of the electronic component in transforming plant protecting device or put on an equal footing.But the long-term stable experiment project of the not mentioned electronic mutual inductor of standard and test method.Carry out not extensive to the research work of electronic mutual inductor reliability, mainly done Primary Study from theoretical side, have pertinent literature to report, but systematization is carried out to integrity problem, practical research is few.In order to advance the widespread use of electronic mutual inductor in intelligent grid, carrying out reliability consideration to electronic mutual inductor and become a requisite part in electronic mutual inductor development process, is also the inexorable trend of future development.
At present, the operating experience accumulated in actual intelligent substation engineer applied due to electronic mutual inductor is few, in practical process, be faced with multiple theory and crucial technical matters, and existing technology is merely able to carry out withstand voltage, physical strength, stable state accuracy, immunity to interference etc. traditional performance research to electronic mutual inductor; Be subject to test condition restriction; Testing agency cannot carry out long-term reliability analysis to electronic mutual inductor, serviceable life is estimated, continuously the aspect such as Operational Data Analysis and electromagnetic compatibility comprehensively and examine accurately, lack the research that system is deep.
In order to advance the widespread use of electronic mutual inductor in intelligent grid, how to design a kind of comprehensively and accurate platform electronic mutual inductor being carried out to reliability consideration; Those skilled in the art's problem demanding prompt solutions.
Utility model content
In view of this, the utility model provides one to be applicable to the charged evaluating platform of GIS electronic mutual inductor, and this charged evaluating platform carries out work in long-term reliability analysis, expectation in serviceable life, continuously Operational Data Analysis and electromagnetic compatibility for simulating electronic mutual inductor in Practical Project under nominal situation and fault condition; Ensure that electronic mutual inductor reliability of operation in Practical Project, advance the widespread use of electronic mutual inductor in intelligent grid.
One is applicable to the charged evaluating platform of GIS electronic mutual inductor, and described charged evaluating platform comprises electronic mutual inductor model machine and GIS pipeline, and described GIS pipe interior is provided with coaxial bus guide rod of arranging with it and GIS pipe interior is full of SF6 gas,
Described charged evaluating platform comprises the sample connected with described GIS pipeline and installs station, strong current generator and increasing apparatus;
Described electronic mutual inductor model machine is arranged on described sample and installs in station;
Described electronic mutual inductor model machine comprises electronic current mutual inductor and electronic type voltage transformer;
Described GIS pipeline is provided with isolating switch, disconnector and measurement components.
Preferably, described sample is installed station and is comprised the electronic current mutual inductor installation station and electronic type voltage transformer installation station that connect successively, and described electronic current mutual inductor is installed station and is the tubulose identical with the radius of described GIS pipeline with electronic type voltage transformer installation station.
Preferably, the quantity of described sample installation station is 1 to 3.
Preferably, the two ends that station installed by 2 station links and the described sample of described GIS pipeline are connected respectively, and the bottom of 2 described station links is equipped with slide rail.
Preferably, the junction that described electronic current mutual inductor installs station, electronic type voltage transformer is installed between station and GIS pipeline is equipped with disc insulator; Described electronic current mutual inductor is installed on station and electronic type voltage transformer installation station and is equipped with gas gauge and charging connector.
Preferably, the junction that described GIS pipeline and described sample install station, strong current generator and increasing apparatus is equipped with described disc insulator.
Preferably, described measurement components comprises VFTO survey sensor, standard current transformer, standard potential transformer, vibration transducer, sensor for measuring temperature and humidity measuring transducer;
Multiple described VFTO survey sensor is separately positioned in described GIS pipeline cavity everywhere by the hand hole on described GIS pipeline outer wall, and the inside of described VFTO survey sensor is provided with secondary optics element and signal processing system;
Described standard current transformer is connected to electronic current mutual inductor tester; Described electronic current mutual inductor is connected successively with electric current merge cells and described electronic current mutual inductor tester;
Described standard potential transformer is connected successively with perceptual voltage divider and electronic type voltage transformer tester; Described electronic current mutual inductor is connected successively with voltage merge cells and described electronic type voltage transformer tester; ;
Multiple described vibration transducer is separately positioned on described sample and installs on the outer wall of the described GIS pipeline at the two ends of station and described disconnector;
Multiple described sensor for measuring temperature and humidity measuring transducer are separately positioned in the external environment condition on GIS pipeline outer wall everywhere with away from described GIS pipeline.
Preferably, the center of described strong current generator is provided with through hole, and described GIS pipeline is connected with described strong current generator through described through hole;
A winding of described strong current generator is provided at its inner portion, its secondary coil is the single-turn cored structure structure formed through the described GIS bus guide rod in the described GIS pipeline of described through hole and described strong current generator, and a described winding is dry construction and uses H level plastic film covering.
Preferably, described disconnector and isolating switch are all arranged in the same air chamber in described GIS pipeline.
Preferably, described increasing apparatus inlet-outlet sleeve is connected with described GIS pipeline.
As can be seen from above-mentioned technical scheme, the utility model provides one and is applicable to the charged evaluating platform of GIS electronic mutual inductor, comprises sample installation station, strong current generator and increasing apparatus that GIS pipeline connects; Electronic mutual inductor model machine is arranged on sample and installs in station, and GIS pipeline is provided with isolating switch, disconnector, VFTO survey sensor, standard current transformer, standard potential transformer, vibration transducer, sensor for measuring temperature and humidity measuring transducer; GIS pipeline be equipped with slide rail with the bottom that the station link that station is connected installed by sample.Charged evaluating platform of the present utility model carries out work in long-term reliability analysis, expectation in serviceable life, continuously Operational Data Analysis and electromagnetic compatibility for simulating electronic mutual inductor in Practical Project under nominal situation and fault condition; Ensure that electronic mutual inductor reliability of operation in Practical Project, advance the widespread use of electronic mutual inductor in intelligent grid.
With immediate prior art ratio, the technical scheme that the utility model provides has following excellent effect:
1. the technical scheme that provides of the utility model, comprises 330kV electric pressure GIS device main element, comprises GIS tank body, bus guide rod, inlet-outlet sleeve, isolating switch, and disconnector, disc insulator form; Electronic mutual inductor for simulating 330kV in Practical Project carries out work in long-term reliability analysis, expectation in serviceable life, continuously Operational Data Analysis and electromagnetic compatibility under nominal situation and fault condition; Ensure that electronic mutual inductor reliability of operation in Practical Project, advance the widespread use of electronic mutual inductor in intelligent grid.
2. the technical scheme that provides of the utility model, the station link installing the GIS pipeline that station is connected with sample adopts slide rail type structural design, slide rail in GIS duct bottom can be moved freely according to demand, and do not affect other parts of GIS pipeline, the installation of the nuclear power minor mutual inductor that is conducive to needing checking, replacing and maintenance.
3. the technical scheme that provides of the utility model, the big current generation systems of employing, the ring-like coiling of winding of strong current generator, has good surge voltage wavelength-division cloth, and appropriateness is reinforced, and has enough short circuit withstand capabilities, improves the reliability of evaluating platform.
4. the technical scheme that provides of the utility model, multiple VFTO survey sensors are installed on the diverse location of GIS tank body, control each sensor by synchronous acquisition signal and gather VFTO signal at one time, in order to study the propagation characteristic of VFTO in GIS tank interior with research VFTO transient state process to the impact of electronic mutual inductor stability, and further VFTO signal inhibition method is proposed, ensure that accuracy and the validity of examination.
5. the technical scheme that provides of the utility model, the use of vibration transducer, obtains the vibration that produces in GIS breaker actuation process to the impact of electronic mutual inductor, and what improve electronic mutual inductor examination is comprehensive.
6. the technical scheme that provides of the utility model, the utilization of disconnector, can be used for research isolator operation to the experimental study of electronic mutual inductor performance impact, comprises disconnector deciliter small area analysis test; Research isolating switch divides, close the experimental study of vibration to electronic mutual inductor performance impact; The dash current that the processes such as isolator operation produce, can be used for research dash current to the impact of electronic mutual inductor performance; Improve the comprehensive and accuracy to electronic mutual inductor examination.
7. the technical scheme that provides of the utility model, the use of temperature sensor and humidity sensor, detect different atmospheric environment, accuracy test is carried out in varying environment, the impact of running environment (air, electromagnetic field) change on electronic mutual inductor precise acquisition, reliably working, and test findings is analyzed; Make examination process accurately effective; Improve the reliability of evaluating platform.
8. the technical scheme that provides of the utility model, is widely used, has significant Social benefit and economic benefit.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, introduce to the accompanying drawing used required in embodiment or description of the prior art briefly below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation being applicable to the charged evaluating platform of GIS electronic mutual inductor of the present utility model;
Fig. 2 is electronic current mutual inductor of the present utility model examination verification schematic diagram;
Fig. 3 is electronic type voltage transformer of the present utility model examination verification schematic diagram;
Fig. 4 is that sample of the present utility model installs station and GIS pipeline connection diagram.
Wherein, 1-inlet-outlet sleeve, 2-electronic mutual inductor model machine, 201-electronic current mutual inductor install station, the installation of 202-electronic type voltage transformer station, 3-disc insulator, 4-disconnector, 5-VFTO survey sensor, 6-isolating switch, 7-strong current generator, 8-standard current transformer, 9-standard potential transformer, 10-coupling condenser, 11-increasing apparatus, 12-GIS pipeline, 13-slide rail, 14-station link, 15-gas gauge, 16-charging connector.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, one of the present utility model is applicable to the charged evaluating platform of GIS electronic mutual inductor, it comprises electronic mutual inductor model machine and GIS pipeline 12, GIS pipeline 12 inside and is provided with coaxial bus guide rod of arranging with it and GIS pipeline 12 inside is full of SF6 gas
Charged evaluating platform comprises the sample connected with GIS pipeline 12 and installs station 2, strong current generator 7 and increasing apparatus 11;
Electronic mutual inductor model machine is arranged on sample and installs in station 2;
Electronic mutual inductor model machine comprises electronic current mutual inductor and electronic type voltage transformer;
GIS pipeline 12 is provided with isolating switch 6, disconnector 4 and measurement components.
The quantity that station 2 installed by sample is 1 to 3; Wherein, the electronic mutual inductor of the various principle of physical presence in the market, only need the size changing test specimen transitional cylinder joint flange when being applied to this platform and examining, the flange size making it to install with sample in platform station 2 is mated, and does not need to change sample copy body structure size.Be conducive to different manufacturers, multi-form product Performance and compare.
The junction that GIS pipeline 12 and sample install station 2, strong current generator 7 and increasing apparatus 11 is equipped with disc insulator 3.
Wherein, measurement components comprises VFTO survey sensor 5, standard current transformer 8, standard potential transformer 9, vibration transducer not shown in the diagram and sensor for measuring temperature;
Multiple VFTO survey sensor 5 is separately positioned in GIS pipeline 12 cavity everywhere by the hand hole on GIS pipeline 12 outer wall, control each VFTO survey sensor 5 by synchronous acquisition signal and gather VFTO signal at one time, VFTO survey sensor 5 is measuring very fast transient overvoltage (VFTO) sensor; Research fast transient overvoltage, in the propagation characteristic of GIS tank interior, proposes VFTO signal inhibition method further; VFTO survey sensor 5 for detecting the VFTO signal produced in disconnector 4 moving process, and then the secondary segmental stability of fast transient overvoltage on electronic mutual inductor model machine produced in research disconnector 4 moving process, the impact of reliability.Studied the vulnerable area of its two second part by test of many times, and the actual effect of two second part after the braking measure of employing fast transient overvoltage is assessed.
The inside of VFTO survey sensor 5 is provided with secondary optics element and signal processing system; Utilize host computer in the advantage of data acquisition, analyzing and processing and storage, extract the characteristic parameters such as VFTO crest voltage, frequency, discharge time.Wherein, VFTO survey sensor 5 is the high sensitivity optics VFTO measurement sensing head based on Pockels effect, Pockels effect refers to that some crystalline material is under DC Electric Field, and a kind of phenomenon that its refractive index changes with extra electric field is also called linear electro-optic effect.The transient state process of traditional capacitance metering system and bandwidth limitations affect its measuring accuracy and accuracy.And utilizing optical measurement configuration, the response speed of photon is exceedingly fast, and eigenfrequency is high, and its Measurement bandwidth is up to GHz, and native system Measurement bandwidth can reach more than 500MHz.
As shown in Figure 2, for the situations such as long-term charged examination temperature variation, disconnector 4 deciliters capacity currents, isolating switch 6 action vibration are on the impact of the error characteristics of electronic current mutual inductor, the accuracy of comparison electronic current mutual inductor is before the test needed whether to change and meet standard-required;
Standard current transformer 8 is connected to electronic current mutual inductor tester; Electronic current mutual inductor is connected successively with electric current merge cells and electronic current mutual inductor tester; The secondary of electronic current mutual inductor namely to be measured exports electronic transducer calibration instrument to after exporting and being connected with merge cells, and the other end of electronic transducer calibration instrument exports with the secondary of standard current transformer 8 and is connected.Standard current transformer 8 accuracy is at least better than electronic current mutual inductor to be checked rank, carries out accuracy test with reference to relevant criterion to electronic current mutual inductor to be checked.
As shown in Figure 3, for the situations such as long-term charged examination temperature variation, disconnector 4 deciliters capacity currents, isolating switch 6 action vibration are on the impact of electronic type voltage transformer on error characteristics, the error of comparison electronic type voltage transformer is before the test needed whether to change and meet standard-required;
Standard potential transformer 9 is connected successively with perceptual voltage divider and electronic type voltage transformer tester; Electronic current mutual inductor is connected successively with voltage merge cells and electronic type voltage transformer tester; The secondary of electronic type voltage transformer namely to be checked exports electronic transducer calibration instrument to after exporting and being connected with perceptual voltage divider, and standard potential transformer is connected to electronic transducer calibration instrument after exporting for 9 two times and being connected with merge cells.Standard potential transformer 9 is at least better than electronic type voltage transformer to be checked rank accurately, with reference to relevant criterion to be checked that electronic type voltage transformer carries out accuracy test.
Multiple vibration transducer is separately positioned on sample and installs on the outer wall of the GIS pipeline 12 at the two ends of station 2 and disconnector 4; In order to obtain isolating switch 6 action to the impact of electronic mutual inductor, build the monitoring acquisition platform being applied to vibration transducer based on mechanical parameter, vibration data in the whole process of Vibration-Measuring System complete documentation isolating switch 6 action, need checking according to relevant criterion measurement the output of nuclear power minor mutual inductor secondary side simultaneously, analyze oscillation intensity to the impact of electronic mutual inductor output characteristics, thus carry out isolating switch 6 and vibrate test on electronic mutual inductor impact and analysis, also can verify the actual effect of new-style electronic mutual inductor vibration reducing measure on the platform simultaneously.
Multiple sensor for measuring temperature and humidity measuring transducer are separately positioned in the external environment condition on GIS pipeline 12 outer wall everywhere with away from described GIS pipeline 12, comprise on GIS pipeline 12 near electronic mutual inductor model machine place to be examined; In order to examine long-term charged lower different temperatures environment on the impact of electronic mutual inductor characteristic, temperature sensor on GIS pipeline 12 outer wall everywhere and humidity measuring transducer are used for the temperature and humidity parameter of diverse location when measuring table runs, and are used for measures ambient temperature and humidity away from the temperature sensor in the external environment condition of described GIS pipeline 12 and humidity measuring transducer; It is generally acknowledged that the characteristic of temperature to electronic mutual inductor has considerable influence, collect temperature data and electronic mutual inductor secondary to be checked output data in long-term examination process, set up corresponding relation, the actual influence situation that research temperature is run electronic mutual inductor.
Wherein, the center of strong current generator 7 is provided with through hole, and GIS pipeline 12 is connected with strong current generator 7 through through hole; Bus guide rod in GIS pipeline 12 is also connected with coupling condenser 10 and power supply.
A winding of strong current generator 7 is provided at its inner portion, the single-turn cored structure structure of its secondary coil for being formed through the GIS bus guide rod in the GIS pipeline 12 of its through hole and strong current generator 7, and one time winding is dry construction and uses H level plastic film covering; Wherein, dry construction refers to that the inside of a winding does not need to fill impregnant; The ring-like coiling of its winding, has good surge voltage wavelength-division cloth, and appropriateness is reinforced, and has enough short circuit withstand capabilities;
Wherein, interference is caused to carry out electromagnetic screen process to strong current generator 7 body for reducing it to the instrument and equipment of the standard current transformer 8 of surrounding, all metalworks all adopt non-magnetic stainless steel material manufacture, ensure to reduce as far as possible to produce eddy current in nearby device and metal support.For preventing travel fatigue, rainwater etc. and considering that stray field and mutual inductance cause eddy current loss, adopt stainless steel outer cover.Use heat radiation to increase fan simultaneously and carry out forced air cooling.
Disconnector 4 and isolating switch 6 are all arranged in the same air chamber in GIS pipeline 12.
Increasing apparatus 11 inlet-outlet sleeve 1 is connected with GIS pipeline 12, and wherein, inlet-outlet sleeve 1 makes platform and integrally form loop, the size of outer sleeve and bus guide rod consistent size for connecting outer sleeve and bus guide rod, thus guarantee loop overall impedance is consistent.
As shown in Figure 4, sample is installed station 2 and is comprised the electronic current mutual inductor installation station 201 and electronic type voltage transformer installation station 202 that connect successively, and electronic current mutual inductor is installed station 201 and is the tubulose identical with the radius of GIS pipeline 12 with electronic type voltage transformer installation station 202;
Wherein, the two ends that station 2 installed by 2 station links 14 and the sample of GIS pipeline 12 are connected respectively, the bottom of 2 station links 14 is equipped with slide rail 13, wherein, slide rail 13 on bottom GIS pipeline 12 can move freely according to demand, and do not affect other parts of GIS pipeline 12, adopt slide rail 13 be designed with utilize electronic mutual inductor to be examined installation, replacing and maintenance.
Wherein, the junction that electronic current mutual inductor installs station 201, electronic type voltage transformer is installed between station 202 and GIS pipeline 12 is equipped with disc insulator 3; Electronic current mutual inductor is installed on station 201 and electronic type voltage transformer installation station 202 and is equipped with gas gauge 15 and charging connector 16, wherein, gas gauge 15 is used to indicate the gaseous tension that sample installs station 2 and GIS pipeline 12 inside, and charging connector 16 is filled with SF6 gas for being installed by sample in station 2 and GIS pipeline 12.
Above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; although be described in detail the utility model with reference to above-described embodiment; those of ordinary skill in the field still can modify to embodiment of the present utility model or equivalent replacement; and these do not depart from any amendment of the utility model spirit and scope or equivalent replacement, it is all being applied within the claims of the present utility model awaited the reply.
Claims (10)
1. one kind is applicable to the charged evaluating platform of GIS electronic mutual inductor, described charged evaluating platform comprises electronic mutual inductor model machine and GIS pipeline, described GIS pipe interior is provided with coaxial bus guide rod of arranging with it and GIS pipe interior is full of SF6 gas, it is characterized in that
Described charged evaluating platform comprises the sample connected with described GIS pipeline and installs station, strong current generator and increasing apparatus;
Described electronic mutual inductor model machine is arranged on described sample and installs in station;
Described electronic mutual inductor model machine comprises electronic current mutual inductor and electronic type voltage transformer;
Described GIS pipeline is provided with isolating switch, disconnector and measurement components.
2. charged evaluating platform as claimed in claim 1, it is characterized in that, described sample is installed station and is comprised the electronic current mutual inductor installation station and electronic type voltage transformer installation station that connect successively, and described electronic current mutual inductor is installed station and is the tubulose identical with the radius of described GIS pipeline with electronic type voltage transformer installation station.
3. charged evaluating platform as claimed in claim 1, is characterized in that, the quantity that station installed by described sample is 1 to 3.
4. charged evaluating platform as claimed in claim 2, is characterized in that, the two ends that station installed by 2 station links and the described sample of described GIS pipeline are connected respectively, and the bottom of 2 described station links is equipped with slide rail.
5. the charged evaluating platform as described in claim 2 or 4, is characterized in that, the junction that described electronic current mutual inductor installs station, electronic type voltage transformer is installed between station and GIS pipeline is equipped with disc insulator; Described electronic current mutual inductor is installed on station and electronic type voltage transformer installation station and is equipped with gas gauge and charging connector.
6. charged evaluating platform as claimed in claim 5, is characterized in that, the junction that described GIS pipeline and described sample install station, strong current generator and increasing apparatus is equipped with described disc insulator.
7. charged evaluating platform as claimed in claim 1, is characterized in that, described measurement components comprises VFTO survey sensor, standard current transformer, standard potential transformer, vibration transducer, sensor for measuring temperature and humidity measuring transducer;
Multiple described VFTO survey sensor is separately positioned in described GIS pipeline cavity everywhere by the hand hole on described GIS pipeline outer wall, and the inside of described VFTO survey sensor is provided with secondary optics element and signal processing system;
Described standard current transformer is connected to electronic current mutual inductor tester; Described electronic current mutual inductor is connected successively with electric current merge cells and described electronic current mutual inductor tester;
Described standard potential transformer is connected successively with perceptual voltage divider and electronic type voltage transformer tester; Described electronic current mutual inductor is connected successively with voltage merge cells and described electronic type voltage transformer tester;
Multiple described vibration transducer is separately positioned on described sample and installs on the outer wall of the described GIS pipeline at the two ends of station and described disconnector;
Multiple described sensor for measuring temperature and humidity measuring transducer are separately positioned in the external environment condition on GIS pipeline outer wall everywhere with away from described GIS pipeline.
8. charged evaluating platform as claimed in claim 1, is characterized in that, the center of described strong current generator is provided with through hole, and described GIS pipeline is connected with described strong current generator through described through hole;
A winding of described strong current generator is provided at its inner portion, its secondary coil is the single-turn cored structure structure formed through the described GIS bus guide rod in the described GIS pipeline of described through hole and described strong current generator, and a described winding is dry construction and uses H level plastic film covering.
9. charged evaluating platform as claimed in claim 1, is characterized in that, described disconnector and isolating switch are all arranged in the same air chamber in described GIS pipeline.
10. charged evaluating platform as claimed in claim 1, is characterized in that, described increasing apparatus inlet-outlet sleeve is connected with described GIS pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042147.7U CN204359925U (en) | 2015-01-21 | 2015-01-21 | One is applicable to the charged evaluating platform of GIS electronic mutual inductor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520042147.7U CN204359925U (en) | 2015-01-21 | 2015-01-21 | One is applicable to the charged evaluating platform of GIS electronic mutual inductor |
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| CN204359925U true CN204359925U (en) | 2015-05-27 |
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| CN201520042147.7U Withdrawn - After Issue CN204359925U (en) | 2015-01-21 | 2015-01-21 | One is applicable to the charged evaluating platform of GIS electronic mutual inductor |
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| CN106405471A (en) * | 2015-07-28 | 2017-02-15 | 国网河南省电力公司南阳供电公司 | Electric energy meter reliability test system |
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| CN113466685A (en) * | 2021-06-30 | 2021-10-01 | 国网陕西省电力公司电力科学研究院 | Micro GIS electromagnetic disturbance simulation test device and method |
| CN113702892A (en) * | 2021-08-27 | 2021-11-26 | 国网江苏省电力有限公司营销服务中心 | Continuous vibration test device for electronic current transformer and use method of continuous vibration test device |
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2015
- 2015-01-21 CN CN201520042147.7U patent/CN204359925U/en not_active Withdrawn - After Issue
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| CN104597425A (en) * | 2015-01-21 | 2015-05-06 | 国家电网公司 | Electric examination platform suitable for GIS (geographic information system) electronic transformer |
| CN104597425B (en) * | 2015-01-21 | 2019-06-14 | 国家电网公司 | One kind being suitable for GIS electronic mutual inductor and charges evaluating platform |
| CN106405471A (en) * | 2015-07-28 | 2017-02-15 | 国网河南省电力公司南阳供电公司 | Electric energy meter reliability test system |
| CN108020709A (en) * | 2017-12-06 | 2018-05-11 | 福建和盛高科技产业有限公司 | A kind of three core power cable electriferous state detection devices |
| CN108007818A (en) * | 2017-12-20 | 2018-05-08 | 国网河北省电力有限公司电力科学研究院 | A kind of SF6And SF6Mixed gas device for detecting density and method |
| CN108007818B (en) * | 2017-12-20 | 2020-10-02 | 国网河北省电力有限公司电力科学研究院 | SF (sulfur hexafluoride)6And SF6Mixed gas density detection device and method |
| CN113466685A (en) * | 2021-06-30 | 2021-10-01 | 国网陕西省电力公司电力科学研究院 | Micro GIS electromagnetic disturbance simulation test device and method |
| CN113702892A (en) * | 2021-08-27 | 2021-11-26 | 国网江苏省电力有限公司营销服务中心 | Continuous vibration test device for electronic current transformer and use method of continuous vibration test device |
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