CN102621513A - Calibration standard device for portable dielectric loss testers - Google Patents

Calibration standard device for portable dielectric loss testers Download PDF

Info

Publication number
CN102621513A
CN102621513A CN2012101029667A CN201210102966A CN102621513A CN 102621513 A CN102621513 A CN 102621513A CN 2012101029667 A CN2012101029667 A CN 2012101029667A CN 201210102966 A CN201210102966 A CN 201210102966A CN 102621513 A CN102621513 A CN 102621513A
Authority
CN
China
Prior art keywords
standard
calibration
capacitor
terminal
calibration standard
Prior art date
Application number
CN2012101029667A
Other languages
Chinese (zh)
Inventor
王克娜
王勇胜
武英明
李莹玺
Original Assignee
辽宁省电力有限公司抚顺供电公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 辽宁省电力有限公司抚顺供电公司 filed Critical 辽宁省电力有限公司抚顺供电公司
Priority to CN2012101029667A priority Critical patent/CN102621513A/en
Publication of CN102621513A publication Critical patent/CN102621513A/en

Links

Abstract

The invention relates to a calibration standard device for portable dielectric loss testers, which is a facility applied to the calibration operation of high-voltage electrical-facility testing instruments. The calibration standard device is mainly used for carrying out filed calibration on doubtful testing facilities. The calibration standard device is structurally characterized in that: a standard capacitor and standard resistors are arranged in a cabinet body, the standard capacitor is respectively connected in series with at least a standard resistor, and the standard capacitor and the standard resistors respectively lead out a terminal; and a capacitor C and a reactor X are arranged in the cabinet body, and the capacitor C and the reactor X are connected in series and then respectively lead out a terminal. The calibration standard device disclosed by the invention is accurate in reference value measurement, flexible in application method, good in insulativity, and long in service life; through always taking portability, light weight and field practicability as starting points, the calibration standard device adopts a RC (resistor-capacitor) series test product design, so that the complex calibration is simplified, and the field in-situ calibration problem is solved, thereby improving the work efficiency; and meanwhile, the calibration standard device is small in volume, light in mass, good in environmental adaptability, convenient to use, safe and reliable.

Description

Portable Jie decreases tester verification standard set-up
Technical field
The present invention relates to a kind of calibration equipment, relate in particular to a kind of portable Jie and decrease tester verification standard set-up, be used to be situated between and decrease the daily verification work of tester, belong to the Electric Application field.
Background technology
The damage that is situated between test is the routine test project of capacitive apparatus, and the damage that is situated between tester working environment complicacy is harsh.Measure for realizing being situated between decreasing accurately, verification in time is situated between and decreases tester.
Present stage, the damage that is situated between tester applying unit takes with instrument send verification unit verification every year usually.Obviously, annual verification is difficult to deal with the judgement of emergency case.During work, the problem of equipment precision can occur suspecting, influence is to on-the-spot test result's judgement.
Summary of the invention
The present invention is directed to the problem that exists in the above-mentioned prior art, provide a kind of portable Jie to decrease tester verification standard set-up, solved prior art intermediary and decreased the inconvenient problem of tester verification, and guaranteed the precision and the accuracy of tester.
Technical scheme of the present invention is following:
The inside of casing is provided with standard capacitance and measuring resistance, and standard capacitance is connected with at least one measuring resistance respectively, and standard capacitance and measuring resistance be leading-out terminal respectively; Be provided with capacitor C and reactance X in the casing, capacitor C and reactance X series connection back be leading-out terminal respectively.
Described casing is the full-shield casing.
Described leading-out terminal adopts pure magnetic insulator.
Advantageous effect of the present invention is following:
1, environmental suitability is strong, owing to adopted the full-shield casing, under any circumstance can use.
2, the witness mark value is accurate, owing to use standard capacitance and measuring resistance as assembly, thus reliable certified value is provided.
3, method of application is flexible, owing to adopted the adjustable design of RC circuit, is provided with a plurality of witness mark amounts, can supply to contrast verification.
,The good long service life that insulate because leading-out terminal adopts pure magnetic pony insulator, guarantees the reliability of insulation.Reduced the danger that the insulation cracking reduces serviceable life.
5, in the standard container design; All the time be starting point with portable, lightweight, on-the-spot practicality, adopt the design of RC series connection test product, not only complicated verification has been become simplification; Also solved the on-the-spot problem of verification on the spot; Increase work efficiency, simultaneously, volume is little, light weight, good environmental adaptability, esy to use, safe and reliable.
Description of drawings
Fig. 1 is a principle of the invention wiring schematic diagram.
Fig. 2 wiring schematic diagram during for verification of the present invention.
Among the figure, C 1, standard capacitance, R 1-R 4, measuring resistance, C, electric capacity, X, reactance, 1, be situated between to decrease tester.
Embodiment
Following with reference to accompanying drawing, in conjunction with specific embodiments, the present invention is elaborated.
Embodiment
As shown in Figure 1, the inside of full-shield casing is provided with standard capacitance C 1With measuring resistance R 1, measuring resistance R 2, measuring resistance R 3And measuring resistance R 4, standard capacitance C 1Respectively with measuring resistance R 1, measuring resistance R 2, measuring resistance R 3And measuring resistance R 4Series connection, standard capacitance C 1With measuring resistance R 1, measuring resistance R 2, measuring resistance R 3And measuring resistance R 4The difference leading-out terminal; Be provided with capacitor C and reactance X in the casing, capacitor C and reactance X series connection back be leading-out terminal respectively.Described leading-out terminal adopts pure magnetic insulator.
As shown in Figure 2 during use, this device leading-out terminal is connected with test product, select the 50Hz frequency mode, use pairing comparision characterization test equipment.
The present invention adopts light material and high-level electric elements, has taken into account the Enclosure Strength and the weight of standard container, has farthest annotated portable notion.
 
Show 1:20 ℃ of capacitance-resistance Jie and decrease standard value
The position C1 goes here and there R1 C1 goes here and there R2 C1 goes here and there R3 C1 goes here and there R4 C
Jie's damage value 0.47﹪ 1.57﹪ 2.99﹪ 3.89﹪ 0
Electric capacity 1114PF 1114PF 1114PF 1114PF 14303PF

Claims (3)

1. portable Jie decreases tester verification standard set-up, it is characterized in that the inside of casing is provided with standard capacitance and measuring resistance, and standard capacitance is connected with at least one measuring resistance respectively, and standard capacitance and measuring resistance be leading-out terminal respectively; Be provided with capacitor C and reactance X in the casing, capacitor C and reactance X series connection back be leading-out terminal respectively.
2. portable Jie according to claim 1 decreases tester verification standard set-up, it is characterized in that described casing is the full-shield casing.
3. portable Jie according to claim 1 decreases tester verification standard set-up, it is characterized in that described leading-out terminal adopts pure magnetic insulator.
CN2012101029667A 2012-04-10 2012-04-10 Calibration standard device for portable dielectric loss testers CN102621513A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012101029667A CN102621513A (en) 2012-04-10 2012-04-10 Calibration standard device for portable dielectric loss testers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012101029667A CN102621513A (en) 2012-04-10 2012-04-10 Calibration standard device for portable dielectric loss testers

Publications (1)

Publication Number Publication Date
CN102621513A true CN102621513A (en) 2012-08-01

Family

ID=46561543

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012101029667A CN102621513A (en) 2012-04-10 2012-04-10 Calibration standard device for portable dielectric loss testers

Country Status (1)

Country Link
CN (1) CN102621513A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107167754A (en) * 2017-06-19 2017-09-15 国网辽宁省电力有限公司抚顺供电公司 Portable medium angle of loss criteria check device
CN107621573A (en) * 2017-08-11 2018-01-23 广西电网有限责任公司电力科学研究院 A kind of dielectric dissipation factor standard of high stability
CN107643502A (en) * 2017-09-26 2018-01-30 广西电网有限责任公司电力科学研究院 A kind of high-voltage electrical apparatus detecting instrument check device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2029965C1 (en) * 1990-05-21 1995-02-27 Галактионов Владимир Викторович Capacitive sensor dielectric loss measuring device
JP2004177310A (en) * 2002-11-28 2004-06-24 Yokogawa Electric Corp Dielectric loss tangent-measuring device and non-contact voltage measuring device using the same
CN1877355A (en) * 2005-10-14 2006-12-13 安徽省电力科学研究院 Insulated on-line monitoring system checker of high-voltage electric equipment
CN101285860A (en) * 2008-06-06 2008-10-15 西安四方机电有限责任公司 Device for testing high voltage large-capacity electrical apparatus dielectric loss tangent value
CN201181327Y (en) * 2008-04-30 2009-01-14 江苏省电力试验研究院有限公司 High voltage standard dielectric loss device
CN202548312U (en) * 2012-04-10 2012-11-21 辽宁省电力有限公司抚顺供电公司 Portable calibration standard device of dielectric loss tester

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2029965C1 (en) * 1990-05-21 1995-02-27 Галактионов Владимир Викторович Capacitive sensor dielectric loss measuring device
JP2004177310A (en) * 2002-11-28 2004-06-24 Yokogawa Electric Corp Dielectric loss tangent-measuring device and non-contact voltage measuring device using the same
CN1877355A (en) * 2005-10-14 2006-12-13 安徽省电力科学研究院 Insulated on-line monitoring system checker of high-voltage electric equipment
CN201181327Y (en) * 2008-04-30 2009-01-14 江苏省电力试验研究院有限公司 High voltage standard dielectric loss device
CN101285860A (en) * 2008-06-06 2008-10-15 西安四方机电有限责任公司 Device for testing high voltage large-capacity electrical apparatus dielectric loss tangent value
CN202548312U (en) * 2012-04-10 2012-11-21 辽宁省电力有限公司抚顺供电公司 Portable calibration standard device of dielectric loss tester

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
马磊等: "一种全自动介质损耗标准器的研发", 《电测与仪表》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107167754A (en) * 2017-06-19 2017-09-15 国网辽宁省电力有限公司抚顺供电公司 Portable medium angle of loss criteria check device
CN107621573A (en) * 2017-08-11 2018-01-23 广西电网有限责任公司电力科学研究院 A kind of dielectric dissipation factor standard of high stability
CN107643502A (en) * 2017-09-26 2018-01-30 广西电网有限责任公司电力科学研究院 A kind of high-voltage electrical apparatus detecting instrument check device

Similar Documents

Publication Publication Date Title
US7161873B2 (en) Method of detecting and locating a source of partial discharge in an electrical apparatus
CN105629018B (en) A kind of small modular RC divider
CN102608388B (en) VFTO (very fast transient overvoltage) measurement method and system
EP2071342A1 (en) Device and method for creating a defined charge pulse for a partial discharge measurement
CN103091609A (en) Performance detecting system and method thereof of gas insulated substation (GIS) partial discharge on-line monitoring device
Rahmatian et al. 230 kV optical voltage transducers using multiple electric field sensors
CN101609136B (en) Voltage transformer secondary voltage drop tester and phase-angle difference testing method thereof
CN103698695A (en) Multifunctional electrical characteristic testing device and testing method for high-voltage circuit breaker
CN103954847A (en) Testing device for oiled paper compound insulation frequency domain dielectric spectrum and conductivity test
CN104101820A (en) Transformer oil/paper insulation aging experimental device and method
CN102072982B (en) Device and system for acquiring very fast transient overvoltage sensing signal
CN100409016C (en) Method and apparatus for testing capacitor of printed circuitboard
CN100460883C (en) Detection method for testing current in resistance property of lightning arrester
KR20110086046A (en) Method for inspecting electrostatic chuck, and electrostatic chuck apparatus
CN202886050U (en) Process fluid pressure measuring system
CN203965529U (en) A kind of insulating material surface charge Two dimensional Distribution automatic measurement system
CN104062527A (en) Evaluation method of aging degree of operational composite insulator
US20170299626A1 (en) System and Method for Performing a Test on a Pitot Probe Heating Element
BR112013015133A2 (en) combined detection and measurement system
Judd Experience with UHF partial discharge detection and location in power transformers
CN204536375U (en) Ascend operation instrument is exempted from a kind of combined electrical apparatus ultrasonic partial discharge test
CN106030738B (en) For monitoring the method and apparatus of the condenser-type terminal for three-phase AC grid
US3873919A (en) AC electric fieldmeter
CN102435973A (en) Calibration apparatus of capacitive equipment insulation on-line monitoring system and method thereof
CN102072999A (en) Connection testing device of electric energy metering device and using method thereof

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20120926

Address after: 113008 West Xinfu Road, Liaoning, Fushun, No. 13

Applicant after: Fushun Power Supply Company of Liaoning Electric Power Co., Ltd.

Applicant after: State Grid Corporation of China

Address before: 113008 West Xinfu Road, Liaoning, Fushun, No. 13

Applicant before: Fushun Power Supply Company of Liaoning Electric Power Co., Ltd.

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: STATE ELECTRIC NET CROP.

Effective date: 20120926

RJ01 Rejection of invention patent application after publication

Application publication date: 20120801

C12 Rejection of a patent application after its publication