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.
Patent No.:
Date of Patent:
Aug. 25, 2015
Filed:
Nov. 22, 2011
Nicholas Scott Sitarski, Ypsilanti, MI (US);
Daniel Todd Smith, Ann Arbor, MI (US);
Nicholas Scott Sitarski, Ypsilanti, MI (US);
Daniel Todd Smith, Ann Arbor, MI (US);
Toyota Motor Engineering & Manufacturing North America, Inc., Erlanger, KY (US);
Abstract
A system and method for calculating and displaying average auxiliary power use in a vehicle is provided. The vehicle includes an auxiliary battery for powering auxiliary electrical devices, an auxiliary battery controller, a display for displaying both instantaneous and average auxiliary power consumption, and an electric motor. A main battery powers the electric motor. The auxiliary battery is connected to the main battery via a DC/DC converter. A sensor detects instantaneous auxiliary power usage from each of the auxiliary loads. The vehicle includes a combination meter configured to calculate an average auxiliary power usage amount based on the plurality of instantaneous auxiliary usage amounts. A display operable to display the average auxiliary power usage amount over the predetermined period of time and display each instantaneous auxiliary power usage amount.