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.:
Date of Patent:
Oct. 18, 2016
Filed:
Feb. 10, 2014
Applicant:
General Electric Company, Schenectady, NY (US);
Inventors:
Srinivas Mallampalli, Bangalore, IN;
Abhijeet Bhandwale, Louisville, KY (US);
Srujan Kusumba, Louisville, KY (US);
Assignee:
Haier US Appliance Solutions, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 49/06 (2006.01); F04B 35/00 (2006.01); F04B 35/04 (2006.01);
U.S. Cl.
CPC ...
F04B 49/06 (2013.01); F04B 35/045 (2013.01);
Abstract
A method for monitoring a linear compressor is provided. The method includes determining a velocity dependent induced voltage in a driving coil of the linear compressor, extracting a higher order harmonic from the velocity dependent induced voltage, and establishing that a piston of the linear compressor is crashing if the higher order harmonic is greater than a reference value.