DE50015380D1 - Vorrichtung zur messung des anpressdruckes eines wicklungspresselements in einem leistungstransformator - Google Patents
Vorrichtung zur messung des anpressdruckes eines wicklungspresselements in einem leistungstransformatorInfo
- Publication number
- DE50015380D1 DE50015380D1 DE50015380T DE50015380T DE50015380D1 DE 50015380 D1 DE50015380 D1 DE 50015380D1 DE 50015380 T DE50015380 T DE 50015380T DE 50015380 T DE50015380 T DE 50015380T DE 50015380 D1 DE50015380 D1 DE 50015380D1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- measuring
- power transformer
- spring element
- winding spring
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
-
- 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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
-
- 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
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19935515A DE19935515A1 (de) | 1999-07-28 | 1999-07-28 | Vorrichtung zur Messung des Anpreßdruckes eines Wicklungspreßelements in einem Leistungstransformator |
PCT/EP2000/006742 WO2001009582A1 (de) | 1999-07-28 | 2000-07-14 | Vorrichtung zur messung des anpressdruckes eines wicklungspresselements in einem leistungstransformator |
Publications (1)
Publication Number | Publication Date |
---|---|
DE50015380D1 true DE50015380D1 (de) | 2008-11-13 |
Family
ID=7916402
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19935515A Ceased DE19935515A1 (de) | 1999-07-28 | 1999-07-28 | Vorrichtung zur Messung des Anpreßdruckes eines Wicklungspreßelements in einem Leistungstransformator |
DE50015380T Expired - Lifetime DE50015380D1 (de) | 1999-07-28 | 2000-07-14 | Vorrichtung zur messung des anpressdruckes eines wicklungspresselements in einem leistungstransformator |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19935515A Ceased DE19935515A1 (de) | 1999-07-28 | 1999-07-28 | Vorrichtung zur Messung des Anpreßdruckes eines Wicklungspreßelements in einem Leistungstransformator |
Country Status (11)
Country | Link |
---|---|
US (1) | US6718268B2 (de) |
EP (1) | EP1200809B1 (de) |
JP (1) | JP2003506674A (de) |
KR (1) | KR20020011434A (de) |
CN (1) | CN1157596C (de) |
AT (1) | ATE409852T1 (de) |
BR (1) | BR0012760A (de) |
CA (1) | CA2380233A1 (de) |
DE (2) | DE19935515A1 (de) |
WO (1) | WO2001009582A1 (de) |
ZA (1) | ZA200109825B (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10060520A1 (de) * | 2000-12-06 | 2002-06-20 | Abb Patent Gmbh | Vorrichtung zur Messung der Kernpressung in einem Leistungstransformator |
DE102005013723B3 (de) * | 2005-03-22 | 2006-11-16 | Icos Gmbh | Werkzeug zum Spritzgießen eines Behältnisses sowie Verfahren zum Spritzgießen eines solchen |
US7487066B2 (en) * | 2005-04-28 | 2009-02-03 | Caterpillar Inc. | Classifying a work machine operation |
US7953559B2 (en) * | 2005-04-28 | 2011-05-31 | Caterpillar Inc. | Systems and methods for maintaining load histories |
US7328625B2 (en) | 2005-04-28 | 2008-02-12 | Caterpillar Inc. | Systems and methods for determining fatigue life |
US7472599B2 (en) * | 2006-06-30 | 2009-01-06 | Caterpillar Inc. | Strain sensing device |
US7908928B2 (en) * | 2006-10-31 | 2011-03-22 | Caterpillar Inc. | Monitoring system |
WO2012138317A1 (en) * | 2011-04-04 | 2012-10-11 | Weidmann Electrical Technology, Inc. | Clamping force sensor assembly for monitoring transformer degradation |
EP2549502A1 (de) * | 2011-07-19 | 2013-01-23 | ABB Technology AG | Generatorunterbrecher mit SAW-Sensor |
US9360461B2 (en) * | 2012-06-21 | 2016-06-07 | Edison Welding Institute, Inc. | Acoustic coupling shoes for use in inspecting non-flat surfaces |
CN103698059A (zh) * | 2012-09-27 | 2014-04-02 | 西门子公司 | 传感天线、张力测量装置及负载计量系统 |
JP5983493B2 (ja) * | 2013-03-26 | 2016-08-31 | 株式会社デンソー | 圧力センサ |
WO2014176522A1 (en) | 2013-04-26 | 2014-10-30 | Wicor Holding Ag | Fiber-grating sensors having longitudinal-strain-inducing jackets and sensor systems and structures including such sensors |
DE102013222056A1 (de) * | 2013-10-30 | 2015-04-30 | Alstom Technology Ltd. | Elektrischer Transformator oder elektrische Drosselspule und Verfahren zum Betreiben des elektrischen Transformators oder der elektrischen Drosselspule |
CN104112573B (zh) * | 2014-04-30 | 2017-01-25 | 广州西门子变压器有限公司 | 电力变压器 |
CN105466607A (zh) * | 2015-11-17 | 2016-04-06 | 沈阳工业大学 | 变压器线圈短路机械力测试系统及其测试方法 |
CN107843789B (zh) * | 2017-11-02 | 2020-02-28 | 国家电网公司 | 变压器绕组整体老化试验方法 |
CN108036881A (zh) * | 2017-12-19 | 2018-05-15 | 厦门大学 | 一种SiCN陶瓷无线无源压力传感器及其制备方法 |
CN108181040A (zh) * | 2018-01-16 | 2018-06-19 | 西安交通大学 | 一种变压器绕组压紧力测量装置 |
CN108534933B (zh) * | 2018-03-27 | 2020-12-08 | 国网河北省电力有限公司电力科学研究院 | 变压器绕组监测装置 |
CN108896220A (zh) * | 2018-03-28 | 2018-11-27 | 中国电力科学研究院有限公司 | 一种用于对特高压解体式变压器绕组压紧力进行监测的装置及方法 |
CN109524222B (zh) * | 2018-12-11 | 2020-06-19 | 保定天威集团特变电气有限公司 | 一种珀腔压力光纤传感器探头的内部放置方法 |
CN111105926B (zh) * | 2019-12-14 | 2022-04-19 | 深圳先进技术研究院 | 一种变压器的柔性压阻传感器的制备方法以及一种变压器 |
EP3889978B1 (de) * | 2020-04-03 | 2023-08-16 | Hitachi Energy Switzerland AG | Drahtlose übertragung durch einen transformatortank |
EP3910655B1 (de) * | 2020-05-13 | 2023-10-25 | Hitachi Energy Switzerland AG | Elektromagnetische vorrichtung mit mindestens einem drahtlosen sensor |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3855503A (en) * | 1973-09-26 | 1974-12-17 | Westinghouse Electric Corp | Remotely monitored and controlled transformer |
SE377404B (de) * | 1973-10-26 | 1975-06-30 | Asea Ab | |
US4627292A (en) * | 1984-07-03 | 1986-12-09 | Randek Inc. | AC transducers, methods and systems |
DE3536900A1 (de) * | 1985-09-23 | 1987-04-02 | Transformatoren Union Ag | Einrichtung fuer an spannung liegende transformatoren und drosselspulen zum messen der einspannkraft fuer wicklungen |
GB8703543D0 (en) * | 1987-02-16 | 1987-03-25 | Era Patents Ltd | Transformer testing |
US4972353A (en) * | 1989-02-21 | 1990-11-20 | Ford Motor Company | Radio-frequency transformer providing automatic gain control and overload protection |
ATE110492T1 (de) * | 1990-06-08 | 1994-09-15 | Elin Energieversorgung | Transformator. |
US5142166A (en) * | 1991-10-16 | 1992-08-25 | Science Research Laboratory, Inc. | High voltage pulsed power source |
US5331747A (en) * | 1992-03-04 | 1994-07-26 | General Electric Company | Hydraulic test apparatus and method for stator in electrical generator |
DE4243090C1 (de) * | 1992-12-18 | 1994-07-28 | Siemens Ag | Distanzelement |
EP0677752B1 (de) * | 1994-04-15 | 2001-06-27 | Siemens Aktiengesellschaft | Sensorsystem |
DE4413211C2 (de) * | 1994-04-15 | 1997-04-24 | Siemens Ag | Identifizierungs- und/oder Sensorsystem |
DE19514342C1 (de) * | 1995-04-18 | 1996-02-22 | Siemens Ag | Stromwandler, geeignet zur Stromstärkemessung an/in auf Hochspannung liegenden elektrischen Einrichtungen |
US5726617A (en) * | 1995-07-31 | 1998-03-10 | General Electric Company | Electrical transformer with reduced core noise |
JP3379305B2 (ja) * | 1995-10-03 | 2003-02-24 | 日本精工株式会社 | コイルヨークの固定構造 |
US6494617B1 (en) * | 1999-04-30 | 2002-12-17 | General Electric Company | Status detection apparatus and method for fluid-filled electrical equipment |
-
1999
- 1999-07-28 DE DE19935515A patent/DE19935515A1/de not_active Ceased
-
2000
- 2000-07-14 KR KR1020017015717A patent/KR20020011434A/ko not_active Application Discontinuation
- 2000-07-14 BR BR0012760-4A patent/BR0012760A/pt not_active IP Right Cessation
- 2000-07-14 WO PCT/EP2000/006742 patent/WO2001009582A1/de active IP Right Grant
- 2000-07-14 CN CNB00810946XA patent/CN1157596C/zh not_active Expired - Lifetime
- 2000-07-14 DE DE50015380T patent/DE50015380D1/de not_active Expired - Lifetime
- 2000-07-14 JP JP2001514544A patent/JP2003506674A/ja active Pending
- 2000-07-14 CA CA002380233A patent/CA2380233A1/en not_active Abandoned
- 2000-07-14 EP EP00949346A patent/EP1200809B1/de not_active Expired - Lifetime
- 2000-07-14 AT AT00949346T patent/ATE409852T1/de not_active IP Right Cessation
-
2001
- 2001-11-29 ZA ZA200109825A patent/ZA200109825B/xx unknown
-
2002
- 2002-01-28 US US10/058,521 patent/US6718268B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1200809B1 (de) | 2008-10-01 |
DE19935515A1 (de) | 2001-02-01 |
EP1200809A1 (de) | 2002-05-02 |
WO2001009582A1 (de) | 2001-02-08 |
BR0012760A (pt) | 2002-04-02 |
CA2380233A1 (en) | 2001-02-08 |
ATE409852T1 (de) | 2008-10-15 |
KR20020011434A (ko) | 2002-02-08 |
CN1157596C (zh) | 2004-07-14 |
ZA200109825B (en) | 2002-09-25 |
JP2003506674A (ja) | 2003-02-18 |
US20020107657A1 (en) | 2002-08-08 |
CN1365442A (zh) | 2002-08-21 |
US6718268B2 (en) | 2004-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |