METHOD FOR ACTUATING AN ELECTRICALLY CONTROLLABLE REDUCING AGENT DOSING VALVE OF AN INTERNAL COMBUSTION ENGINE

Patent №

US 10,697,341

Granted

2020-06-30

Filed 2018

Owner

ROBERT BOSCH GMBH

AI components

1

planning

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

15949062

A reducing agent dosing valve (24) on an exhaust system (12) of an internal combustion engine (10), having a pump (32) which generates an injection pressure (p_24), and having a control unit (14) which actuates the reducing agent dosing valve (24) with actuation signals is presented, wherein the actuation signals are formed in a manner dependent on a reducing agent pressure (p_36) prevailing at the pump side. The method is distinguished by the fact that the actuation signals are formed additionally in a manner dependent on at least one estimated value for an influence of a drop in the injection pressure (p_24), which occurs upon the opening of the reducing agent dosing valve (24), on the injected reducing agent quantity.

PlanningF01N 3/208F01N 9/00F01N 2610/02F01N 2610/1433F01N 2610/144F01N 2610/1453F01N 2610/146F01N 2610/148+5 more

AI classification

Planning0.79
AI hardware0.01
Knowledge representation0.00
Evolutionary computation0.00
Machine learning0.00
Natural language0.00
Vision0.00
Speech0.00

Ownership

ROBERT BOSCH GMBH

assignment · 454850064

Assignors

BAHLER, ALEXANDER, BOOS, EDNA

On an employer assignment, the assignors are typically the inventors.

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