DE112007003524A5 - Method and device for suppressing a bearing current on an electrical machine - Google Patents

Method and device for suppressing a bearing current on an electrical machine Download PDF

Info

Publication number
DE112007003524A5
DE112007003524A5 DE112007003524T DE112007003524T DE112007003524A5 DE 112007003524 A5 DE112007003524 A5 DE 112007003524A5 DE 112007003524 T DE112007003524 T DE 112007003524T DE 112007003524 T DE112007003524 T DE 112007003524T DE 112007003524 A5 DE112007003524 A5 DE 112007003524A5
Authority
DE
Germany
Prior art keywords
suppressing
electrical machine
bearing current
bearing
current
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.)
Ceased
Application number
DE112007003524T
Other languages
German (de)
Inventor
Michael Brauer
Jörg HASSEL
Carsten Probol
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of DE112007003524A5 publication Critical patent/DE112007003524A5/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/40—Structural association with grounding devices
    • 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
    • H02K11/0094—Structural association with other electrical or electronic devices
    • 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
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1735—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at only one end of the rotor
DE112007003524T 2007-03-27 2007-03-27 Method and device for suppressing a bearing current on an electrical machine Ceased DE112007003524A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2007/000557 WO2008116433A1 (en) 2007-03-27 2007-03-27 Method and device for suppressing a bearing current in an electrical machine

Publications (1)

Publication Number Publication Date
DE112007003524A5 true DE112007003524A5 (en) 2010-02-25

Family

ID=38180057

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112007003524T Ceased DE112007003524A5 (en) 2007-03-27 2007-03-27 Method and device for suppressing a bearing current on an electrical machine

Country Status (2)

Country Link
DE (1) DE112007003524A5 (en)
WO (1) WO2008116433A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112012021738B1 (en) * 2010-03-01 2020-02-04 Siemens Ag method and device for early detection of bearing damage development
EP2908411A1 (en) * 2014-02-18 2015-08-19 Siemens Aktiengesellschaft Circuit for compensating bearing currents of an electric machine
DE102017109049A1 (en) * 2017-04-27 2018-10-31 Schaeffler Technologies AG & Co. KG Device and method for compensation of shaft voltage and bearing currents by capacitive negative feedback
DE102017011044A1 (en) * 2017-11-29 2019-05-29 Senvion Gmbh Wind energy plant with bearing current damping

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3068821B1 (en) * 1999-03-19 2000-07-24 松下精工株式会社 Bearing current reduction device for rotating machine
US6775157B2 (en) * 2002-06-25 2004-08-10 International Rectifier Corporation Closed loop active EMI filter for reducing common or differential noise based on an error value
DE20301956U1 (en) * 2003-02-07 2004-06-17 Ab Skf Device for protecting a bearing of an electrical machine from a damaging electrical continuity
DE102004016738B3 (en) * 2004-04-05 2005-11-10 Siemens Ag Compensation device for avoiding harmful bearing currents in an electrical machine and corresponding compensation method

Also Published As

Publication number Publication date
WO2008116433A1 (en) 2008-10-02

Similar Documents

Publication Publication Date Title
DE602007007036D1 (en) Method and device for current control in an electrical machine
DE112010003957A5 (en) Method and device for fault detection in a photovoltaic system
DE112005003646A5 (en) Method for setting an electric field device
DE602006017793D1 (en) Method and device for DC power supply
ZA201100786B (en) Method and apparatus for instance identifier based on a unique device identifier
BRPI0915515A2 (en) apparatus and method for locating an object in a duct
DE602007011581D1 (en) METHOD AND DEVICE FOR CAN CUTTING
DE112009002538A5 (en) Registration method and device for embossed and printed features
DE112005003771A5 (en) A method of performing a protected function of an electric field device and electric field device
DE602006005223D1 (en) Method and corresponding apparatus for peak suppression
AT10759U2 (en) METHOD AND DEVICE FOR VERIFYING AN AUTOMATION SYSTEM
DE502005008756D1 (en) METHOD FOR PARAMETRIZING AN ELECTRICAL FIELD DEVICE AND PARAMETERIZED ELECTRICAL FIELD DEVICE
DE602007006915D1 (en) HYBRID POSITIONING METHOD AND DEVICE
DE602004025340D1 (en) METHOD, DEVICE AND SYSTEM FOR CONTROLLING AN ELECTRICAL MACHINE
ZA201101584B (en) Method and apparatus for creating an instance id based on a unique device identifier
DE112007003586A5 (en) Method and device for detecting a fault in an electrical supply network
DE112007003762A5 (en) Method and device for real-time multiview generation
DE602007007693D1 (en) Circuit and method for detecting an electric current
DE602007004938D1 (en) Method and device for power amplification in an electric device for a bicycle
DE112010002056A5 (en) Apparatus and method for identifying the author of a work of art
DE112006002256A5 (en) Method for operating an electrical machine
GB0707461D0 (en) An Apparatus and method for providing information to a visually and/or hearing impaired operator
AT503172B1 (en) ELECTRICAL INSTALLATION ARRANGEMENT, AND METHOD FOR OPERATING AN ELECTRICAL INSTALLATION ARRANGEMENT
DE112006004182A5 (en) Method and system for controlling an electrical system
DE112007003524A5 (en) Method and device for suppressing a bearing current on an electrical machine

Legal Events

Date Code Title Description
8131 Rejection