CN1052100C - 用于金属外壳全封闭式气体绝缘高压装置的电流互感器 - Google Patents
用于金属外壳全封闭式气体绝缘高压装置的电流互感器 Download PDFInfo
- Publication number
- CN1052100C CN1052100C CN95116653A CN95116653A CN1052100C CN 1052100 C CN1052100 C CN 1052100C CN 95116653 A CN95116653 A CN 95116653A CN 95116653 A CN95116653 A CN 95116653A CN 1052100 C CN1052100 C CN 1052100C
- Authority
- CN
- China
- Prior art keywords
- current transformer
- current
- current sensor
- seam
- shield
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase AC
- H01F38/28—Current transformers
- H01F38/30—Constructions
-
- 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
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
- G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase AC
- H01F38/28—Current transformers
- H01F38/30—Constructions
- H01F2038/305—Constructions with toroidal magnetic core
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transformers For Measuring Instruments (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP4429959.1 | 1994-08-24 | ||
| DE4429959A DE4429959A1 (de) | 1994-08-24 | 1994-08-24 | Stromwandler für eine metallgekapselte gasisolierte Hochspannungsanlage |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99106730A Division CN1235359A (zh) | 1994-08-24 | 1999-05-10 | 用于金属外壳全封闭式气体绝缘高压装置的电流互感器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1127413A CN1127413A (zh) | 1996-07-24 |
| CN1052100C true CN1052100C (zh) | 2000-05-03 |
Family
ID=6526404
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95116653A Expired - Fee Related CN1052100C (zh) | 1994-08-24 | 1995-08-24 | 用于金属外壳全封闭式气体绝缘高压装置的电流互感器 |
| CN99106730A Pending CN1235359A (zh) | 1994-08-24 | 1999-05-10 | 用于金属外壳全封闭式气体绝缘高压装置的电流互感器 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99106730A Pending CN1235359A (zh) | 1994-08-24 | 1999-05-10 | 用于金属外壳全封闭式气体绝缘高压装置的电流互感器 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6288625B1 (zh) |
| EP (2) | EP0889490A3 (zh) |
| CN (2) | CN1052100C (zh) |
| BR (1) | BR9503774A (zh) |
| CA (1) | CA2152891A1 (zh) |
| DE (2) | DE4429959A1 (zh) |
| PL (1) | PL310143A1 (zh) |
| RU (1) | RU95115130A (zh) |
| ZA (1) | ZA955273B (zh) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0825447B1 (de) * | 1996-08-23 | 2008-04-02 | ABB Schweiz AG | Messvorrichtung für eine metallgekapselte, gasisolierte Hochspannungsanlage |
| US7227441B2 (en) * | 2005-02-04 | 2007-06-05 | Schweitzer Engineering Laboratories, Inc. | Precision Rogowski coil and method for manufacturing same |
| US7227442B2 (en) * | 2005-04-01 | 2007-06-05 | Schweitzer Engineering Laboratories, Inc. | Precision printed circuit board based rogowski coil and method for manufacturing same |
| US7545138B2 (en) * | 2006-07-06 | 2009-06-09 | Schweitzer Engineering Laboratories, Inc. | Precision, temperature-compensated, shielded current measurement device |
| US8315022B2 (en) | 2010-04-06 | 2012-11-20 | Honeywell International Inc. | Integral current transformer shunt resistor |
| US8681469B2 (en) * | 2011-03-22 | 2014-03-25 | General Electric Company | Circuit protection device for use in medium and high voltage environments |
| US8928337B2 (en) | 2012-01-27 | 2015-01-06 | Schweitzer Engineering Laboratories, Inc. | Device for measuring electrical current and method of manufacturing the same |
| CN111354553A (zh) * | 2020-03-17 | 2020-06-30 | 浙江宏凯吉科技有限公司 | 具有屏蔽结构的开口式互感器 |
| US11617269B2 (en) | 2021-07-20 | 2023-03-28 | Schweitzer Engineering Laboratories, Inc. | Current measuring device for an electric power protection system |
| AT525335B1 (de) | 2021-07-21 | 2024-09-15 | Egston System Electronics Eggenburg Gmbh | Stromsensorspulenanordnung |
| US12504446B2 (en) | 2023-12-19 | 2025-12-23 | Schweitzer Engineering Laboratories, Inc. | Fault current sensor with adjacent phase fault immunity |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3701003A (en) * | 1970-12-14 | 1972-10-24 | Gen Electric | Current transformers with improved coaxial feed |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1477932A (fr) * | 1966-04-27 | 1967-04-21 | Siemens Ag | Traversée en résine d'époxyde avec transformateur d'intensité noyé dans la résine |
| DE1807996B2 (de) * | 1968-11-07 | 1972-03-30 | Siemens AG, 1000 Berlin u. 8000 München | Einleiterwandler |
| CH514923A (de) * | 1970-04-17 | 1971-10-31 | Bbc Brown Boveri & Cie | Ringkernstromwandler an einer metallgekapselten druckgasisolierten Hochspannungsschaltanlage |
| CH607264A5 (en) * | 1975-05-23 | 1978-11-30 | Landis & Gyr Ag | Instrument transformer with earthed screen between windings |
| DE2548376C2 (de) * | 1975-10-29 | 1986-01-16 | Apparatebau Wilhelm Heibl Gmbh, 8671 Selbitz | Elektrostatische Abschirmung eines Ringkernübertragers |
| FR2564594B1 (fr) * | 1984-05-21 | 1986-09-12 | Merlin Gerin | Capteur de courant a noyau amagnetique |
| DE3544508A1 (de) * | 1985-12-17 | 1987-06-19 | Ulrich Dipl Ing Adolph | Kombinationswandler zur gleichzeitigen messung von strom und spannung an rohrummantelten leitern |
| GB2197544A (en) * | 1986-11-18 | 1988-05-18 | Frank Charles Mose | Toroidal transformers |
| DE4133508C1 (en) * | 1991-01-23 | 1992-06-17 | Abb Patent Gmbh, 6800 Mannheim, De | High voltage measurement transducer for gas insulated HV switchgear - has coil in recess of internal conductor having transmission circuit for conversion of digitised electrical signal to light signal |
| DE4122332A1 (de) * | 1991-04-22 | 1992-10-29 | Asea Brown Boveri | Stromwandler fuer eine mittel- oder hochspannungsanlage |
| CH682190A5 (zh) * | 1991-04-22 | 1993-07-30 | Asea Brown Boveri | |
| DE4121654A1 (de) * | 1991-06-29 | 1993-01-07 | Asea Brown Boveri | Kombinierter strom- und spannungswandler fuer eine metallgekapselte gasisolierte hochspannungsanlage |
| DE4322944C2 (de) * | 1992-07-10 | 1994-11-24 | Licentia Gmbh | Stromwandler einer mit Schutzgas gefüllten elektrischen Schaltanlage |
-
1994
- 1994-08-24 DE DE4429959A patent/DE4429959A1/de not_active Withdrawn
-
1995
- 1995-06-26 ZA ZA955273A patent/ZA955273B/xx unknown
- 1995-06-28 US US08/496,186 patent/US6288625B1/en not_active Expired - Fee Related
- 1995-06-28 CA CA002152891A patent/CA2152891A1/en not_active Abandoned
- 1995-08-08 EP EP98119506A patent/EP0889490A3/de not_active Withdrawn
- 1995-08-08 DE DE59509255T patent/DE59509255D1/de not_active Expired - Fee Related
- 1995-08-08 EP EP95810499A patent/EP0698897B1/de not_active Expired - Lifetime
- 1995-08-23 BR BR9503774A patent/BR9503774A/pt not_active Application Discontinuation
- 1995-08-23 PL PL95310143A patent/PL310143A1/xx unknown
- 1995-08-23 RU RU95115130/07A patent/RU95115130A/ru unknown
- 1995-08-24 CN CN95116653A patent/CN1052100C/zh not_active Expired - Fee Related
-
1999
- 1999-05-10 CN CN99106730A patent/CN1235359A/zh active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3701003A (en) * | 1970-12-14 | 1972-10-24 | Gen Electric | Current transformers with improved coaxial feed |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0698897A1 (de) | 1996-02-28 |
| RU95115130A (ru) | 1996-12-10 |
| CA2152891A1 (en) | 1996-02-25 |
| PL310143A1 (en) | 1996-03-04 |
| EP0698897B1 (de) | 2001-05-16 |
| EP0889490A2 (de) | 1999-01-07 |
| ZA955273B (en) | 1996-02-02 |
| DE59509255D1 (de) | 2001-06-21 |
| US6288625B1 (en) | 2001-09-11 |
| BR9503774A (pt) | 1996-11-05 |
| EP0889490A3 (de) | 2000-01-12 |
| DE4429959A1 (de) | 1996-02-29 |
| CN1127413A (zh) | 1996-07-24 |
| CN1235359A (zh) | 1999-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Baden, Switzerland Applicant after: Asea Brown Boveri AG Address before: Baden, Switzerland Applicant before: Asea Brown Boveri AG |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: ABB MANAGENMENT CO., LTD. TO: YA RUIYA BOLANGBOWLIC CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ABB SWITZERLAND HOLDINGS CO., LTD. Free format text: FORMER NAME OR ADDRESS: YA RUIYA BOLANGBOWLIC CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Patentee after: Asea Brown Boveri AG Patentee before: Asea Brown Boveri AG |
|
| ASS | Succession or assignment of patent right |
Owner name: ABB SWITZERLAND CO., LTD. Free format text: FORMER OWNER: ABB SWITZERLAND HOLDINGS CO., LTD. Effective date: 20050218 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20050218 Address after: Baden, Switzerland Patentee after: Asea Brown Boveri Ltd. Address before: Baden, Switzerland Patentee before: Asea Brown Boveri AG |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |