CS67592A3 - Arrangement for locating faults in insulation of plummer blocks andstuffing boxes of generators and method for locating thereof - Google Patents
Arrangement for locating faults in insulation of plummer blocks andstuffing boxes of generators and method for locating thereof Download PDFInfo
- Publication number
- CS67592A3 CS67592A3 CS92675A CS67592A CS67592A3 CS 67592 A3 CS67592 A3 CS 67592A3 CS 92675 A CS92675 A CS 92675A CS 67592 A CS67592 A CS 67592A CS 67592 A3 CS67592 A3 CS 67592A3
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- shaft
- voltage
- core
- induced
- insulation
- Prior art date
Links
- 238000009413 insulation Methods 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 11
- 238000004804 winding Methods 0.000 claims description 23
- 230000001066 destructive effect Effects 0.000 claims description 6
- 230000001939 inductive effect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000005294 ferromagnetic effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 2
- 210000004907 gland Anatomy 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
- 239000012466 permeate Substances 0.000 claims 1
- 229920001187 thermosetting polymer Polymers 0.000 claims 1
- 239000002562 thickening agent Substances 0.000 claims 1
- 239000011810 insulating material Substances 0.000 description 9
- 239000010410 layer Substances 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000005291 magnetic effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000005520 electrodynamics Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/666,316 US5134378A (en) | 1991-03-08 | 1991-03-08 | System and method for detecting faults in generator bearing pedestals and seal insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS67592A3 true CS67592A3 (en) | 1992-10-14 |
Family
ID=24673695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS92675A CS67592A3 (en) | 1991-03-08 | 1992-03-06 | Arrangement for locating faults in insulation of plummer blocks andstuffing boxes of generators and method for locating thereof |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5134378A (enExample) |
| EP (1) | EP0503846A3 (enExample) |
| JP (1) | JPH07191103A (enExample) |
| KR (1) | KR920019044A (enExample) |
| CA (1) | CA2062445A1 (enExample) |
| CS (1) | CS67592A3 (enExample) |
| MX (1) | MX9200958A (enExample) |
| TW (1) | TW197540B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5796262A (en) * | 1996-02-14 | 1998-08-18 | Westinghouse Electric Corporation | Method and apparatus for diagnosing bearing insulation impedance of a rotating electrical apparatus |
| MY116924A (en) * | 1996-07-10 | 2004-04-30 | Matsushita Electric Industrial Co Ltd | High speed dynamic run-out testing apparatus and method |
| US6163157A (en) * | 1999-02-17 | 2000-12-19 | General Electric Co. | Insulation tester for squirrel cage rotors |
| US6460013B1 (en) | 1999-05-06 | 2002-10-01 | Paul I. Nippes | Shaft voltage current monitoring system for early warning and problem detection |
| US7034706B1 (en) | 1999-05-06 | 2006-04-25 | Nippes Paul I | Early warning and problem detection in rotating machinery by monitoring shaft voltage and/or grounding current |
| US6798112B1 (en) * | 2003-04-25 | 2004-09-28 | General Motors Corporation | Armature ground locating test process and equipment |
| CH697269B1 (de) | 2004-08-12 | 2008-07-31 | Alstom Technology Ltd | Verfahren und Vorrichtung zur Detektion von Streifstellen an rotierenden Maschinen. |
| JP4665689B2 (ja) * | 2005-09-28 | 2011-04-06 | 株式会社日立製作所 | 発電機用軸封装置 |
| DE102015223211A1 (de) * | 2015-11-24 | 2017-05-24 | Robert Bosch Gmbh | Verfahren zum Erkennen eines Fehlers in einer Generatoreinheit |
| CN108828419B (zh) * | 2018-08-01 | 2020-11-03 | 广东电网有限责任公司广州供电局 | 基于似然估计的开关房局部放电定向方法 |
| CN113933668B (zh) * | 2021-11-12 | 2024-05-10 | 中广核核电运营有限公司 | 发电机转子绝缘检测方法及发电机定子故障测试方法 |
| CN115308599B (zh) * | 2022-10-09 | 2023-03-28 | 深圳市兴丰元机电有限公司 | 一种电机用防水测试装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3746979A (en) * | 1971-07-08 | 1973-07-17 | V Kildishev | Apparatus for measuring the insulation resistance of the rotor of a brushless synchronous machine |
| US3831160A (en) * | 1973-10-01 | 1974-08-20 | Gen Electric | Voltage and current monitoring system |
| CH594891A5 (enExample) * | 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 |
| US4492999A (en) * | 1981-05-09 | 1985-01-08 | Mitsubishi Denki Kabushiki Kaisha | Supervisory unit for rotary electrical machinery and apparatus |
| US4517839A (en) * | 1983-07-05 | 1985-05-21 | Unit Rig & Equipment Co. | Off-highway vehicle systems simulator and control panel testing |
| SE456376B (sv) * | 1983-12-08 | 1988-09-26 | Helmersson Rune | Larmanordning vid isolerat rorsystem |
| JPS63169534A (ja) * | 1987-01-08 | 1988-07-13 | Kokusai Denshin Denwa Co Ltd <Kdd> | 光ケ−ブルの障害点検出方式 |
| US4808911A (en) * | 1987-07-22 | 1989-02-28 | Hughes Aircraft Company | Loop resistance test apparatus |
| US4851949A (en) * | 1988-06-13 | 1989-07-25 | Westinghouse Electric Corp. | Brush bounce detection in active shaft ground system |
-
1991
- 1991-03-08 US US07/666,316 patent/US5134378A/en not_active Expired - Fee Related
-
1992
- 1992-02-17 TW TW081101116A patent/TW197540B/zh active
- 1992-03-05 MX MX9200958A patent/MX9200958A/es not_active IP Right Cessation
- 1992-03-05 EP EP19920301909 patent/EP0503846A3/en not_active Withdrawn
- 1992-03-06 JP JP8448892A patent/JPH07191103A/ja not_active Withdrawn
- 1992-03-06 CA CA002062445A patent/CA2062445A1/en not_active Abandoned
- 1992-03-06 CS CS92675A patent/CS67592A3/cs unknown
- 1992-03-07 KR KR1019920003799A patent/KR920019044A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0503846A3 (en) | 1994-05-18 |
| MX9200958A (es) | 1992-09-01 |
| JPH07191103A (ja) | 1995-07-28 |
| KR920019044A (ko) | 1992-10-22 |
| US5134378A (en) | 1992-07-28 |
| EP0503846A2 (en) | 1992-09-16 |
| CA2062445A1 (en) | 1992-09-09 |
| TW197540B (enExample) | 1993-01-01 |
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