Title:
METHOD FOR STARTING A SINGLE-PHASE INDUCTION MOTOR
Document Type and Number:
WIPO Patent Application WO/2012/013189
Kind Code:
A3
Abstract:
The invention relates to a method (19) for starting an electric single-phase induction motor (1), wherein during a start-up interval of the start-up cycle for starting said electric motor (1), the frequency (fref) of the electric current for driving said electric motor (1) is set to a first frequency (fstart), and later to the operating frequency (frun) of the electric motor (1), wherein the first frequency (fstart) is higher than the operating frequency (frun).
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Inventors:
DAMSGAARD TORBEN (DK)
EHMSEN ROBERT (DE)
LUNGEANU FLORIN (DK)
FINK RASMUS (DK)
BERTHELSEN LARS (DK)
KIDD MELISSA DRECHSEL (US)
GENAW WILLIAM JAMES (US)
PASCHE MICHAEL ROBERT (US)
BAASE II GARY THOMAS (US)
EHMSEN ROBERT (DE)
LUNGEANU FLORIN (DK)
FINK RASMUS (DK)
BERTHELSEN LARS (DK)
KIDD MELISSA DRECHSEL (US)
GENAW WILLIAM JAMES (US)
PASCHE MICHAEL ROBERT (US)
BAASE II GARY THOMAS (US)
Application Number:
PCT/DK2011/000086
Publication Date:
August 09, 2012
Filing Date:
July 27, 2011
Export Citation:
Assignee:
DANFOSS CUSTOMISED POWER ELECTRONICS AS (DK)
STA RITE INDUSTRIES (US)
DAMSGAARD TORBEN (DK)
EHMSEN ROBERT (DE)
LUNGEANU FLORIN (DK)
FINK RASMUS (DK)
BERTHELSEN LARS (DK)
KIDD MELISSA DRECHSEL (US)
GENAW WILLIAM JAMES (US)
PASCHE MICHAEL ROBERT (US)
BAASE II GARY THOMAS (US)
STA RITE INDUSTRIES (US)
DAMSGAARD TORBEN (DK)
EHMSEN ROBERT (DE)
LUNGEANU FLORIN (DK)
FINK RASMUS (DK)
BERTHELSEN LARS (DK)
KIDD MELISSA DRECHSEL (US)
GENAW WILLIAM JAMES (US)
PASCHE MICHAEL ROBERT (US)
BAASE II GARY THOMAS (US)
International Classes:
H02P1/42
Foreign References:
| US20040067050A1 | 2004-04-08 | |||
| US4999560A | 1991-03-12 | |||
| SU464948A1 | 1975-03-25 |
Attorney, Agent or Firm:
DANFOSS A/S (Nordborgvej 81 L25, Nordborg, DK)
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