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:
May. 26, 2020

Filed:

Feb. 14, 2017
Applicant:

Mahle International Gmbh, Stuttgart, DE;

Inventors:

Timothy D. Craig, East Amherst, NY (US);

Derek F. Klima, Clarkston, MI (US);

Mingyu Wang, East Amherst, NY (US);

Lawrence Wei, Royal Oak, MI (US);

Edward Wolfe, IV, Clarence Center, NY (US);

Assignee:

MAHLE International GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H 1/00 (2006.01); B60H 1/32 (2006.01);
U.S. Cl.
CPC ...
B60H 1/00378 (2013.01); B60H 1/0075 (2013.01); B60H 1/00778 (2013.01); B60H 1/3211 (2013.01); B60H 2001/3261 (2013.01); B60H 2001/3292 (2013.01);
Abstract

A method for controlling the temperature in a vehicle cabin, while the vehicle engine is turned off, includes the following steps: importing a State-of Charge information of a vehicle traction battery, an outside temperature, and inside temperature of the cabin into an electronic controller; calculating a normal electric power required for operating an HVAC system in a Normal mode; calculating a maximum operation time of the HVAC system in the Normal mode based on the State-of-Charge information; displaying the maximum operation time on a display; reading an operator input selecting one mode of at least the Normal mode and a first Eco mode of the HVAC system, wherein in the first Eco mode the HVAC system operates at a reduced electric power compared to the Normal mode; and operating the HVAC system in accordance with the operator input. A suitable HVAC system includes an appropriate user interface.


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