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:
Jun. 29, 2021

Filed:

Nov. 04, 2019
Applicant:

Haier Us Appliance Solutions, Inc., Wilmington, DE (US);

Inventors:

Adam Christopher Hofmann, Louisville, KY (US);

Paul Edward Newsom, II, Louisville, KY (US);

Assignee:

Haier US Appliance Solutions, Inc., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 15/00 (2006.01);
U.S. Cl.
CPC ...
A47L 15/0047 (2013.01); A47L 2401/12 (2013.01); A47L 2501/06 (2013.01); A47L 2501/28 (2013.01);
Abstract

A method of operating a dishwashing appliance includes filling the sump of the dishwashing appliance with an initial fill of water of a current operational cycle and measuring a temperature of the initial fill of water. The method also includes comparing the temperature of the initial fill of water to a reference temperature and calculating an energy demand for the dishwashing appliance to heat the initial fill of water to the reference temperature based on a heat rise rate. Based on the calculated energy demand, for example based on a comparison of the calculated energy demand with a predetermined energy demand for an external heating unit, the dishwashing appliance decides whether to heat the initial fill. The heat rise rate may be calculated during a characterization of the dishwashing appliance prior to the current operational cycle.


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