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:
Sep. 05, 2023
Filed:
May. 26, 2022
Robert Bosch Gmbh, Stuttgart, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A method () is proposed for operating an internal combustion engine (), which comprises a lean-burn engine having compression-ignition, having a throttle valve () in an air path () upstream of the internal combustion engine () and an exhaust gas posttreatment system () downstream of the internal combustion engine (), comprising a control of the internal combustion engine () according to a present load demand () using metering of an amount of fuel in dependence on the present load demand; and if a load demand () is absent in a heating operating mode, further comprising partially closing () the throttle valve () and defining a minimum value for the amount of fuel, which is greater than zero. Furthermore, a computing unit and a computer program for carrying out such a method () are proposed.