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:
Feb. 16, 2021
Filed:
Sep. 24, 2018
Transportation Ip Holdings, Llc, Norwalk, CT (US);
Kaushik D. Sondur, Bangalore, IN;
Giri Balu, Bangalore, IN;
Sasikumar Vishwanathan Mudaliar, Bangalore, IN;
Tharunendra Sekhar, Bangalore, IN;
Jayaprakash Sabarad, Bangalore, IN;
Rajeev R. Verma, Bangalore, IN;
TRANSPORTATION IP HOLDINGS, LLC, Norwalk, CT (US);
Abstract
Various methods and systems are provided for an auxiliary power unit of a vehicle. In one example, a system for a vehicle having a main power unit (MPU) coupled to an alternator and an auxiliary power unit (APU) configured to provide power to one or more hotel loads of the vehicle comprises: a controller with computer readable instructions stored in non-transitory memory executable to initiate operation of the APU in response to a drain load being applied to a battery of the vehicle that will deplete the battery to a state of charge (SOC) level that is less than a determined SOC threshold level in less time than a determined period, and the MPU is not in operation.