GB2044936B - Method of and apparatus for testing laminated magnetic cores - Google Patents
Method of and apparatus for testing laminated magnetic coresInfo
- Publication number
- GB2044936B GB2044936B GB7930249A GB7930249A GB2044936B GB 2044936 B GB2044936 B GB 2044936B GB 7930249 A GB7930249 A GB 7930249A GB 7930249 A GB7930249 A GB 7930249A GB 2044936 B GB2044936 B GB 2044936B
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetic cores
- laminated magnetic
- testing laminated
- testing
- cores
- 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
Links
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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7930249A GB2044936B (en) | 1978-05-31 | 1979-08-31 | Method of and apparatus for testing laminated magnetic cores |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2559778 | 1978-05-31 | ||
GB7930249A GB2044936B (en) | 1978-05-31 | 1979-08-31 | Method of and apparatus for testing laminated magnetic cores |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2044936A GB2044936A (en) | 1980-10-22 |
GB2044936B true GB2044936B (en) | 1983-01-06 |
Family
ID=26257770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7930249A Expired GB2044936B (en) | 1978-05-31 | 1979-08-31 | Method of and apparatus for testing laminated magnetic cores |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2044936B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104535873A (en) * | 2015-01-15 | 2015-04-22 | 河北省电力建设调整试验所 | Combined type sensor for detecting faults of generator stator core |
CN107076804A (en) * | 2014-11-17 | 2017-08-18 | 哈里伯顿能源服务公司 | Quick magnetic hot spot detector |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8922490D0 (en) * | 1989-10-05 | 1989-11-22 | Adwel Ltd | Testing of laminated magnetic cores |
US6121788A (en) * | 1998-08-13 | 2000-09-19 | General Electric Company | Method and fixture for evaluating stator core quality in production |
DE69906815D1 (en) * | 1999-01-20 | 2003-05-15 | Hydro Quebec | METHOD AND DEVICE FOR EVALUATING THE CONDITION OF A MAGNETIC CIRCUIT OF AN ELECTRICAL MACHINE |
US6469504B1 (en) | 2000-07-28 | 2002-10-22 | General Electric Company | Method and system for detecting core faults |
US6489781B1 (en) | 2001-06-07 | 2002-12-03 | General Electric Company | Method and system for detecting core faults |
EP1430297B1 (en) * | 2001-09-24 | 2006-06-14 | ALSTOM Technology Ltd | Method and device for controlling laminated steel sheet stacks of electrical machines in a view to detect steel sheet short-circuits |
US6815957B2 (en) | 2001-09-24 | 2004-11-09 | Alstom (Switzerland) Ltd | Method and device for inspecting laminated iron cores of electrical machines for interlamination shorts |
US6756788B2 (en) | 2001-10-16 | 2004-06-29 | General Electric Company | Laminated core contact detection method and system |
GB2382878B (en) * | 2001-12-04 | 2005-09-07 | Adwel Internat Ltd | A method and apparatus for testing laminated cores of electrical machines |
US6794884B2 (en) | 2002-05-10 | 2004-09-21 | General Electric Company | Method and system for evaluating core stack pressure |
US6873152B2 (en) | 2002-12-30 | 2005-03-29 | General Electric Company | Differential sensor apparatus and method for laminated core fault detection |
US7098560B2 (en) * | 2004-05-27 | 2006-08-29 | Siemens Power Generation, Inc. | Flux probe for electric generator |
US7466126B2 (en) | 2004-07-12 | 2008-12-16 | General Electric Company | Universal sensor probe with adjustable members configured to fit between a plurality of slot openings of varying widths |
CH699666A1 (en) * | 2008-10-08 | 2010-04-15 | Alstom Technology Ltd | Method and device for the detection of short circuits in the stator laminated core of electric machines. |
RU2468376C2 (en) * | 2010-10-21 | 2012-11-27 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" | Method for instant diagnosis of magnetic conductors and apparatus for realising said method |
US8508220B2 (en) * | 2011-02-11 | 2013-08-13 | Siemens Energy, Inc. | Fault detection for laminated core |
US8564284B2 (en) | 2011-02-11 | 2013-10-22 | Siemens Energy, Inc. | Fault detection for laminated core |
KR101500369B1 (en) * | 2013-09-16 | 2015-03-10 | 현대자동차 주식회사 | Stator core iron loss measuring structure of motor |
-
1979
- 1979-08-31 GB GB7930249A patent/GB2044936B/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107076804A (en) * | 2014-11-17 | 2017-08-18 | 哈里伯顿能源服务公司 | Quick magnetic hot spot detector |
CN104535873A (en) * | 2015-01-15 | 2015-04-22 | 河北省电力建设调整试验所 | Combined type sensor for detecting faults of generator stator core |
Also Published As
Publication number | Publication date |
---|---|
GB2044936A (en) | 1980-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19990830 |