IT7822721A0 - Dispositivo per il rilevamento di guasti di cuscinetti di macchine elettriche. - Google Patents

Dispositivo per il rilevamento di guasti di cuscinetti di macchine elettriche.

Info

Publication number
IT7822721A0
IT7822721A0 IT7822721A IT2272178A IT7822721A0 IT 7822721 A0 IT7822721 A0 IT 7822721A0 IT 7822721 A IT7822721 A IT 7822721A IT 2272178 A IT2272178 A IT 2272178A IT 7822721 A0 IT7822721 A0 IT 7822721A0
Authority
IT
Italy
Prior art keywords
detection
electric machines
bearing faults
faults
bearing
Prior art date
Application number
IT7822721A
Other languages
English (en)
Other versions
IT1094562B (it
Original Assignee
Bosch Gmbh Robert
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
Application filed by Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of IT7822721A0 publication Critical patent/IT7822721A0/it
Application granted granted Critical
Publication of IT1094562B publication Critical patent/IT1094562B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F16C19/525—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to temperature and heat, e.g. insulation
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/042—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
    • 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
    • H02K11/25—Devices for sensing temperature, or actuated thereby

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Charge By Means Of Generators (AREA)
  • Control Of Eletrric Generators (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Sliding-Contact Bearings (AREA)
IT22721/78A 1977-04-27 1978-04-26 Dispositivo per il rilevamento di guasti di cuscinetti di macchine elettriche IT1094562B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772718658 DE2718658A1 (de) 1977-04-27 1977-04-27 Einrichtung zur erkennung von lagerschaeden elektrischer maschinen

Publications (2)

Publication Number Publication Date
IT7822721A0 true IT7822721A0 (it) 1978-04-26
IT1094562B IT1094562B (it) 1985-08-02

Family

ID=6007384

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22721/78A IT1094562B (it) 1977-04-27 1978-04-26 Dispositivo per il rilevamento di guasti di cuscinetti di macchine elettriche

Country Status (6)

Country Link
US (1) US4219798A (it)
JP (2) JPS53135406A (it)
DE (1) DE2718658A1 (it)
FR (1) FR2389262A1 (it)
GB (1) GB1594406A (it)
IT (1) IT1094562B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5960068A (ja) * 1982-09-30 1984-04-05 Fuji Heavy Ind Ltd 内燃機関の電子制御装置
JPS5960067A (ja) * 1982-09-30 1984-04-05 Fuji Heavy Ind Ltd 内燃機関の電子制御装置
JPS5961740A (ja) * 1982-10-01 1984-04-09 Fuji Heavy Ind Ltd 内燃機関用電子制御装置の故障診断表示装置
JPS5963344A (ja) * 1982-10-01 1984-04-11 Fuji Heavy Ind Ltd 内燃機関の自己診断方式
JPS5963343A (ja) * 1982-10-01 1984-04-11 Fuji Heavy Ind Ltd 内燃機関の電子装置
US4546646A (en) * 1982-10-01 1985-10-15 Fuji Jukogyo Kabushiki Kaisha System for diagnosing an internal combustion engine
JPS5961741A (ja) * 1982-10-01 1984-04-09 Fuji Heavy Ind Ltd 内燃機関の電子制御装置
JPS5961742A (ja) * 1982-10-01 1984-04-09 Fuji Heavy Ind Ltd 内燃機関用電子制御装置の故障診断装置
FR2550398B1 (fr) * 1983-08-04 1986-04-11 Marchal Equip Auto Regulateur electronique pour alternateur, a regulation continue de la tension d'alimentation de la bobine d'excitation en fonction de la temperature
TW232759B (it) * 1992-03-16 1994-10-21 Wagner Spray Tech Corp
US6861820B2 (en) * 2002-09-09 2005-03-01 Ford Global Technologies, Llc Control strategy for an electric motor using real time predictions of motor capability based on thermal modeling and measurements
DE102004054703A1 (de) * 2004-11-12 2006-05-18 Man Nutzfahrzeuge Ag Vorrichtung zur Stromerzeugung mit fremderregtem Generator

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE849451C (de) * 1951-04-15 1952-09-15 Deutsche Bundesbahn Schutzeinrichtung gegen schaedliche Erwaermung von elektrischen Generatoren
FR1211723A (fr) * 1957-10-08 1960-03-17 W Dan Bergman Ab Perfectionnements aux pompes à entraînement électrique et à refroidissement par liquide
US3214730A (en) * 1962-09-25 1965-10-26 Gen Motors Corp Headlight reminder circuit
DE1613826A1 (de) * 1967-03-22 1970-10-22 Licentia Gmbh Schutzeinrichtung fuer elektrische Maschinen
US3548396A (en) * 1968-01-17 1970-12-15 Houdaille Industries Inc Bearing temperature sensing device
DE1815617C3 (de) * 1968-12-19 1978-11-30 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum Entregen von Generatoren
CA925586A (en) * 1969-12-11 1973-05-01 Miyamoto Mamoru Engine temperature warning device
US3728702A (en) * 1969-12-11 1973-04-17 Matsushita Electric Ind Co Ltd Temperature alarm utilizing paired positive and negative coefficient thermistors
ZA702747B (en) * 1970-04-24 1971-01-27 A Schlorke Warning device for motor vehicles
JPS4837644A (it) * 1971-09-14 1973-06-02
DE2215214A1 (de) * 1972-03-29 1973-10-11 Bosch Gmbh Robert Ueberlast-schutzeinrichtung fuer elektrische maschinen mit schleifbuersten
US3824579A (en) * 1972-12-26 1974-07-16 Texas Instruments Inc Apparatus for monitoring bearing temperature and for protecting bearing from overtemperature

Also Published As

Publication number Publication date
DE2718658C2 (it) 1988-09-08
FR2389262A1 (fr) 1978-11-24
JPS62125332U (it) 1987-08-08
DE2718658A1 (de) 1978-11-02
FR2389262B1 (it) 1984-05-11
IT1094562B (it) 1985-08-02
JPS53135406A (en) 1978-11-27
GB1594406A (en) 1981-07-30
US4219798A (en) 1980-08-26

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