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:
Apr. 19, 2016

Filed:

Jan. 08, 2014
Applicant:

Vigilent Corporation, El Cerrito, CA (US);

Inventors:

Clifford C. Federspiel, El Cerrito, CA;

Kurt Federspiel, El Cerrito, CA (US);

Jerry Chin, El Cerrito, CA (US);

Assignee:

Vigilent Corporation, Oakland, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05D 23/19 (2006.01); G05D 22/02 (2006.01); H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
G05D 22/02 (2013.01); G05D 23/1928 (2013.01); H05K 7/20745 (2013.01); H05K 7/20836 (2013.01);
Abstract

Methods and systems for controlling environmental maintenance modules (e.g. HVAC units) using sensors are provided. Values measured by the sensors can be used to determine a change in operation levels of the modules to keep the sensor values within a desired range. For example, a stopped module can be increased or started for more cooling when a sensor temperature is too hot. The module predicted to have the greatest effect on the temperature of hot sensor can be started. As another example, a module can be stopped (or otherwise have an operation level decreased), if the sensor temperatures are within range, and the decrease in operation level is predicted not to cause an out-of-range condition.


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