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. 21, 2025

Filed:

Jul. 27, 2023
Applicant:

Lennox Industries Inc., Richardson, TX (US);

Inventors:

Rakesh Goel, Irving, TX (US);

Vijaykumar Sathyamurthi, Frisco, TX (US);

Assignee:

Lennox Industries Inc., Richardson, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H 1/00 (2006.01); B60H 1/32 (2006.01); F04D 27/00 (2006.01); F24F 11/46 (2018.01); F25B 49/02 (2006.01);
U.S. Cl.
CPC ...
B60H 1/00735 (2013.01); B60H 1/3205 (2013.01); B60H 1/3222 (2013.01); F04D 27/004 (2013.01); F24F 11/46 (2018.01); F25B 49/022 (2013.01); F25B 2600/0253 (2013.01); F25B 2600/112 (2013.01);
Abstract

An HVAC system includes a variable-speed compressor which compresses refrigerant flowing through the HVAC system, a blower which provides a flow of air through the HVAC system at a controllable flow rate, and a controller communicatively coupled to the variable-speed compressor and the blower. The controller receives a demand request, which includes a command to operate the HVAC system at a predefined setpoint temperature. In response to receiving the demand request, a setpoint temperature associated with the HVAC system can be adjusted to the predefined setpoint temperature. A speed of the variable-speed compressor is decreased to a low-speed setting. Based on the decreased speed of the variable-speed compressor, an air-flow rate can be determined to provide by the blower. The controllable flow rate of the flow of air provided by the blower can be adjusted based on the determined air-flow rate.


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