The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7394228 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 01, 2008

Filed:

Dec. 29, 2005
Applicants:

Jun-young Lim, Incheon, KR;

Yong-won Choi, Seoul, KR;

Inventors:

Jun-young Lim, Incheon, KR;

Yong-won Choi, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 9/14 (2006.01); F02B 63/04 (2006.01); F03G 7/08 (2006.01); H02K 7/18 (2006.01); F02D 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is an SR (switched reluctance) generator with improved generation capability in a low-speed range. The SR generator is configured such that an inductance of a phase winding wound around a stator is increased in a low-speed range and is reduced in a high-speed range. Accordingly, a variation rate of the inductance relative to a phase angle is increased in a low-speed range, resulting in an increased output energy in a low-speed range and an improved generation efficiency. The phase winding of the stator may be configured to have a single phase. Accordingly, since the generator is configured with the reduced number of switches, it can be manufactured inexpensively and simply.


Find Patent Forward Citations

Lim, Jun-young. (2008). Switched reluctance generator with improved generation efficiency in low-speed range (U.S. Patent No. 7394228). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7394228

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