Title:
GENERATOR
Document Type and Number:
WIPO Patent Application WO/2005/008880
Kind Code:
A1
Abstract:
A field winding (1) is connected with an AC power supply, a rotor winding (4) is formed by sequentially connecting unit windings wound uniformly in the circumferential direction of a stator core (5), a lead wire of each unit winding is connected with a DC power supply (11) through conduction of an optical-coupling switch element (8) provided in association with the lead wire, and the switch elements (8) are switched sequentially in synchronism with the frequency of an AC power supply by a flickering light.
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Inventors:
HANEDA MASAJI (JP)
Application Number:
PCT/JP2003/012427
Publication Date:
January 27, 2005
Filing Date:
September 29, 2003
Export Citation:
Assignee:
NTT DATA CORP (JP)
HANEDA MASAJI (JP)
HANEDA MASAJI (JP)
International Classes:
H02P9/00; H02K7/18; H02K29/00; (IPC1-7): H02P9/00
Foreign References:
JPH03273853A | 1991-12-05 | |||
JPH0340677Z1 | ||||
JPS6152145A | 1986-03-14 | |||
JPH05336716A | 1993-12-17 | |||
JPH0746774A | 1995-02-14 | |||
JPH069400U | 1994-02-04 |
Attorney, Agent or Firm:
Sakai, Hiroaki (Kasumigaseki Building 2-5, Kasumigaseki 3-chom, Chiyoda-ku Tokyo, JP)
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