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:
Jan. 15, 2019

Filed:

Apr. 23, 2018
Applicant:

Emerson Climate Technologies, Inc., Sidney, OH (US);

Inventors:

Vijay Bahel, Sidney, OH (US);

Kurt James Knapke, St. Marys, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01K 13/00 (2006.01); F25B 49/02 (2006.01); F25B 49/00 (2006.01);
U.S. Cl.
CPC ...
F25B 49/025 (2013.01); F25B 49/005 (2013.01); F25B 2345/003 (2013.01); F25B 2500/19 (2013.01); F25B 2500/23 (2013.01); F25B 2500/24 (2013.01); F25B 2600/024 (2013.01); F25B 2600/23 (2013.01); F25B 2700/151 (2013.01); F25B 2700/1931 (2013.01); F25B 2700/1933 (2013.01); F25B 2700/2106 (2013.01); F25B 2700/2116 (2013.01); F25B 2700/21152 (2013.01);
Abstract

A system includes a compressor driven by a motor. A condenser receives working fluid from the compressor. An evaporator is in fluid communication with the condenser and the compressor. A first sensor produces a first signal, and a second sensor produces a second signal. A processing circuitry processes the first signal and the second signal to determine a new baseline freeze time. The processing circuitry determines the new baseline freeze time for a predetermined time following an installation event, a service event, or a power outage of the compressor.


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