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GB2487281B - Seal leakage and seal oil contamination detection in generator - Google Patents

Seal leakage and seal oil contamination detection in generator

Info

Publication number
GB2487281B
GB2487281B GB1200107.9A GB201200107A GB2487281B GB 2487281 B GB2487281 B GB 2487281B GB 201200107 A GB201200107 A GB 201200107A GB 2487281 B GB2487281 B GB 2487281B
Authority
GB
United Kingdom
Prior art keywords
seal
generator
oil contamination
contamination detection
leakage
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
Application number
GB1200107.9A
Other versions
GB2487281A (en
GB201200107D0 (en
Inventor
Kumar Bandaru Vinodh
James Andritz Jeffrey
Daniel Antalek James
Swamy Cherukuri Krishna
James Fitzmorris Daniel
James George Anthony
Piccirillo Nicola
Rai Sudhanshu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US12/985,092 external-priority patent/US8564237B2/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of GB201200107D0 publication Critical patent/GB201200107D0/en
Publication of GB2487281A publication Critical patent/GB2487281A/en
Application granted granted Critical
Publication of GB2487281B publication Critical patent/GB2487281B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H02K9/193—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2853—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipe joints or seals
    • G01M3/2869—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipe joints or seals for seals not incorporated in a pipe joint
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/124—Sealing of shafts
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/24—Protection against failure of cooling arrangements, e.g. due to loss of cooling medium or due to interruption of the circulation of cooling medium

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Motor Or Generator Cooling System (AREA)
GB1200107.9A 2011-01-05 2012-01-05 Seal leakage and seal oil contamination detection in generator Expired - Fee Related GB2487281B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/985,092 US8564237B2 (en) 2010-06-17 2011-01-05 Seal leakage and seal oil contamination detection in generator

Publications (3)

Publication Number Publication Date
GB201200107D0 GB201200107D0 (en) 2012-02-15
GB2487281A GB2487281A (en) 2012-07-18
GB2487281B true GB2487281B (en) 2017-10-25

Family

ID=45755742

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1200107.9A Expired - Fee Related GB2487281B (en) 2011-01-05 2012-01-05 Seal leakage and seal oil contamination detection in generator

Country Status (4)

Country Link
JP (1) JP5860696B2 (en)
KR (1) KR101883820B1 (en)
DE (1) DE102012100010B4 (en)
GB (1) GB2487281B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106015898B (en) * 2016-08-03 2017-12-08 华北电力科学研究院有限责任公司 Thermal power plant's generator single-flow seal oil and its start-up and shut-down control method
CN110514357B (en) * 2019-08-12 2020-06-16 大连理工大学 Ultralow temperature medium dynamic seal test device
CN110729839A (en) * 2019-10-23 2020-01-24 黎锐池 A new energy vehicle motor shell casting
CN111562070B (en) * 2020-07-03 2021-09-28 伯朗特机器人股份有限公司 Robot assembly air tightness detection method
CN113504801B (en) * 2021-03-17 2022-09-06 联合汽车电子有限公司 Online thermal management method, storage medium, motor controller and management system for oil-cooled motor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229719A2 (en) * 1986-01-17 1987-07-22 Westinghouse Electric Corporation Diagnostic apparatus for an electric generator seal oil system
GB2460745A (en) * 2008-06-09 2009-12-16 Gen Electric Sealing systems for rotary machines
GB2478832A (en) * 2010-03-17 2011-09-21 Gen Electric Diagnosis of hydrogen cooled generator seal oil system
GB2481297A (en) * 2010-06-17 2011-12-21 Gen Electric Seal leakage and seal oil contamination detection in a generator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300066A (en) * 1979-03-19 1981-11-10 Westinghouse Electric Corp. Leakage measuring apparatus for a gas-cooled, liquid-cooled, dynamoelectric machine
JPS5765567U (en) * 1980-10-06 1982-04-19
JPS58103848A (en) * 1981-12-11 1983-06-21 Hitachi Ltd Hydrogen gas consumption monitor for hydrogen gas cooling rotary electric machine
JPS6358880U (en) * 1986-10-02 1988-04-19
US4969796A (en) * 1989-10-30 1990-11-13 Westinghouse Electric Corp. Method and apparatus for cooling shaft seals
US5147015A (en) 1991-01-28 1992-09-15 Westinghouse Electric Corp. Seal oil temperature control method and apparatus
DE10138137A1 (en) 2001-08-09 2003-02-20 Harry Kampmann Monitoring gas sealing of cooling system for gas-cooled electrical machine, involves evaluating difference between measured gas quantities to detect leaks in feed line or machine
US20060057727A1 (en) 2004-09-16 2006-03-16 Speranza A J System for monitoring the health of electrical generators and method thereof
US7550113B2 (en) * 2004-09-16 2009-06-23 Proton Energy Systems, Inc. System for maintaining hydrogen purity in electrical generators and method thereof
JP4482001B2 (en) * 2007-01-15 2010-06-16 株式会社日立製作所 Forced cooling type rotating electrical machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229719A2 (en) * 1986-01-17 1987-07-22 Westinghouse Electric Corporation Diagnostic apparatus for an electric generator seal oil system
GB2460745A (en) * 2008-06-09 2009-12-16 Gen Electric Sealing systems for rotary machines
GB2478832A (en) * 2010-03-17 2011-09-21 Gen Electric Diagnosis of hydrogen cooled generator seal oil system
GB2481297A (en) * 2010-06-17 2011-12-21 Gen Electric Seal leakage and seal oil contamination detection in a generator

Also Published As

Publication number Publication date
GB2487281A (en) 2012-07-18
DE102012100010B4 (en) 2023-03-23
KR101883820B1 (en) 2018-07-31
JP2012143145A (en) 2012-07-26
JP5860696B2 (en) 2016-02-16
KR20120079815A (en) 2012-07-13
DE102012100010A1 (en) 2012-07-05
GB201200107D0 (en) 2012-02-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20210105