SE7511208L - Anordning for felindikering vid roterande elektriska maskiner - Google Patents
Anordning for felindikering vid roterande elektriska maskinerInfo
- Publication number
- SE7511208L SE7511208L SE7511208A SE7511208A SE7511208L SE 7511208 L SE7511208 L SE 7511208L SE 7511208 A SE7511208 A SE 7511208A SE 7511208 A SE7511208 A SE 7511208A SE 7511208 L SE7511208 L SE 7511208L
- Authority
- SE
- Sweden
- Prior art keywords
- electrical machines
- error indication
- rotary electrical
- rotary
- indication
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
- G01R27/18—Measuring resistance to earth, i.e. line to ground
-
- 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
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Motor Or Generator Frames (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US513876A US3904940A (en) | 1974-10-10 | 1974-10-10 | Means for detecting ground insulation failure for rotary electric machines |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7511208L true SE7511208L (sv) | 1976-04-12 |
SE405778B SE405778B (sv) | 1978-12-27 |
Family
ID=24044966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7511208A SE405778B (sv) | 1974-10-10 | 1975-10-07 | Anordning for felindikering vid roterande elektriska maskiner |
Country Status (6)
Country | Link |
---|---|
US (1) | US3904940A (sv) |
CA (1) | CA1038453A (sv) |
CH (1) | CH604412A5 (sv) |
DE (1) | DE2545574A1 (sv) |
GB (1) | GB1504800A (sv) |
SE (1) | SE405778B (sv) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH594891A5 (sv) * | 1976-04-22 | 1978-01-31 | Bbc Brown Boveri & Cie | |
US4097794A (en) * | 1976-11-15 | 1978-06-27 | Allis-Chalmers Corporation | Static means for detecting ground insulation failure for rotary electric machines |
US4147982A (en) * | 1977-10-06 | 1979-04-03 | Electric Power Research Institute, Inc. | Turbine generator ground current arcing detection apparatus and method |
US4492999A (en) * | 1981-05-09 | 1985-01-08 | Mitsubishi Denki Kabushiki Kaisha | Supervisory unit for rotary electrical machinery and apparatus |
NL8103161A (nl) * | 1981-06-30 | 1983-01-17 | Skf Ind Trading & Dev | Meetsysteem voor het meten van de variatie van de capacitieve impedantie van een in een huis gemonteerd lager . |
US4502046A (en) * | 1982-06-01 | 1985-02-26 | Westinghouse Electric Corp. | System for monitoring metal-to-metal contact in rotating machinery |
US4563675A (en) * | 1982-12-20 | 1986-01-07 | Westinghouse Electric Corp. | System for monitoring metal-to-metal contact in rotating machinery |
DE3617452A1 (de) * | 1986-05-23 | 1987-11-26 | Klein Schanzlin & Becker Ag | Verfahren zur ueberwachung einer asynchronmaschine |
DE9210351U1 (de) * | 1992-07-31 | 1992-10-01 | Siemens AG, 8000 München | Einrichtung zur Läufererdschlußüberwachung |
DE102008035613A1 (de) * | 2008-07-25 | 2010-01-28 | Siemens Aktiengesellschaft | Verfahren und Anordnung zur Lagerstromüberwachung einer elektrischen Maschine |
DE102011108591A1 (de) * | 2011-07-27 | 2013-01-31 | Voith Patent Gmbh | Überwachungsvorrichtung für eine doppelgespeiste Asynchronmaschine |
WO2015120033A2 (en) | 2014-02-05 | 2015-08-13 | C-Motive Technologies Inc. | Rotary capacitor for shunting high frequency bearing currents and reducing emi in electric machinery |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH399963A (de) * | 1962-05-22 | 1965-09-30 | Bbc Brown Boveri & Cie | Vorrichtung zum Überwachen von Lagern |
US3173086A (en) * | 1962-07-18 | 1965-03-09 | Gen Electric | Apparatus including mechanical vibration detector means for detecting and locating incipient internal faults in electric induction apparatus |
US3596135A (en) * | 1966-11-07 | 1971-07-27 | Andrew Stenger Jr | Method and apparatus for detection of breakdown of insulation in electrical equipment |
-
1974
- 1974-10-10 US US513876A patent/US3904940A/en not_active Expired - Lifetime
-
1975
- 1975-05-30 CA CA228,181A patent/CA1038453A/en not_active Expired
- 1975-10-02 GB GB40325/75A patent/GB1504800A/en not_active Expired
- 1975-10-07 SE SE7511208A patent/SE405778B/sv unknown
- 1975-10-09 CH CH1312675A patent/CH604412A5/xx not_active IP Right Cessation
- 1975-10-10 DE DE19752545574 patent/DE2545574A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA1038453A (en) | 1978-09-12 |
GB1504800A (en) | 1978-03-22 |
DE2545574A1 (de) | 1976-04-22 |
SE405778B (sv) | 1978-12-27 |
US3904940A (en) | 1975-09-09 |
CH604412A5 (sv) | 1978-09-15 |
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