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.

Date of Patent:
Dec. 29, 2015

Filed:

Dec. 20, 2013
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Yingqi Zhang, Shanghai, CN;

Tao Wu, Nanjing, CN;

Fan Zhang, Shanghai, CN;

Kunlun Chen, Shanghai, CN;

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/08 (2006.01); H02H 9/02 (2006.01); H02H 3/02 (2006.01);
U.S. Cl.
CPC ...
H02H 9/021 (2013.01); H02H 3/025 (2013.01); H02H 3/08 (2013.01);
Abstract

A protection system includes a control module, a switch, and an inductive device. The control module is used to provide control signals and switching signals based at least in part on a detected signal measured by a detecting device. The control signals include a first control signal corresponding to a normal mode and a second control signal corresponding to a fault mode. The switch is switched on and off according to the switching signals. The inductive device is coupled with the switch. The inductive device is controlled to be operated with a first inductance in response to the first control signal provided from the control module and a second inductance in response to the second control signal provided from the control module.


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