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AU6006496A - Energy transfer system of an electric machine having magneti c bearings - Google Patents

Energy transfer system of an electric machine having magneti c bearings

Info

Publication number
AU6006496A
AU6006496A AU60064/96A AU6006496A AU6006496A AU 6006496 A AU6006496 A AU 6006496A AU 60064/96 A AU60064/96 A AU 60064/96A AU 6006496 A AU6006496 A AU 6006496A AU 6006496 A AU6006496 A AU 6006496A
Authority
AU
Australia
Prior art keywords
magneti
bearings
electric machine
energy transfer
transfer system
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.)
Abandoned
Application number
AU60064/96A
Other languages
English (en)
Inventor
Erkki Lantto
Olli Lindgren
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.)
Sulzer Pump Solutions Finland Oy
Original Assignee
High Speed Tech Ltd Oy
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 High Speed Tech Ltd Oy filed Critical High Speed Tech Ltd Oy
Publication of AU6006496A publication Critical patent/AU6006496A/en
Abandoned legal-status Critical Current

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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0442—Active magnetic bearings with devices affected by abnormal, undesired or non-standard conditions such as shock-load, power outage, start-up or touchdown
    • 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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0444—Details of devices to control the actuation of the electromagnets
    • 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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0444—Details of devices to control the actuation of the electromagnets
    • F16C32/0457—Details of the power supply to the electromagnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/06—Controlling the motor in four quadrants
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/02—Providing protection against overload without automatic interruption of supply
    • H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
    • H02P29/025—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being a power interruption
    • 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
    • F16C2380/00—Electrical apparatus
    • F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Control Of Eletrric Generators (AREA)
AU60064/96A 1995-06-13 1996-06-10 Energy transfer system of an electric machine having magneti c bearings Abandoned AU6006496A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI952908A FI952908A (fi) 1995-06-13 1995-06-13 Magneettilaakeroidun sähkökoneen energiansiirtojärjestelmä
FI952908 1995-06-13
PCT/FI1996/000342 WO1996042133A1 (en) 1995-06-13 1996-06-10 Energy transfer system of an electric machine having magnetic bearings

Publications (1)

Publication Number Publication Date
AU6006496A true AU6006496A (en) 1997-01-09

Family

ID=8543598

Family Applications (1)

Application Number Title Priority Date Filing Date
AU60064/96A Abandoned AU6006496A (en) 1995-06-13 1996-06-10 Energy transfer system of an electric machine having magneti c bearings

Country Status (3)

Country Link
AU (1) AU6006496A (fi)
FI (1) FI952908A (fi)
WO (1) WO1996042133A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19734405B4 (de) * 1997-08-08 2008-05-29 Sew-Eurodrive Gmbh & Co. Kg Drehstrommaschine und Verfahren zum Betreiben einer Drehstrommaschine
DE102004024883B4 (de) * 2004-05-19 2006-02-02 Siemens Ag Antriebssystem
DE102006019875B3 (de) * 2006-04-28 2007-10-04 Siemens Ag Einrichtung zur Sicherung einer unterbrechungsfreien Stromversorgung eines Magnetlagers bei Ausfall einer elektrischen Versorgungsspannung
EP3327299A1 (en) * 2016-11-23 2018-05-30 Forsnetics AB Fail-safe system for the controlled discharge of an electromagnet of a thrust magnetic bearing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH581714A5 (fi) * 1974-05-20 1976-11-15 Rieter Ag Maschf
US4761600A (en) * 1987-03-06 1988-08-02 General Electric Company Dynamic brake control
NL9101453A (nl) * 1990-09-10 1992-04-01 Barmag Barmer Maschf Frequentie-omvormer.
IT1250893B (it) * 1991-12-24 1995-04-21 Varian Spa Dispositivo elettronico di frenaggio per motori asincroni.

Also Published As

Publication number Publication date
WO1996042133A1 (en) 1996-12-27
FI952908A (fi) 1997-02-17
FI952908A0 (fi) 1995-06-13

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