About 59 results
https://drivepatents.com/patents/1380082 · 26 Mar 2026
Providing additional mass air flow to an engine of a vehicle to expand an operating range of cylinder deactivation (CDA) is provided. Aspects of the present disclosure describe a method and system to provide additional mass air flow to an engine using an a...
https://drivepatents.com/patents/938032 · 7 Sep 2016
A method and a device for calculating a pressure loss of an air cleaner, wherein the air cleaner is disposed upstream of a compressor of a supercharger in an engine provided with a plurality of state quantity sensors, includes the step of calculating an ou...
https://drivepatents.com/patents/938394 · 31 Aug 2016
The invention relates to a method for boost pressure control of a turbocharger (200, 300) with variable turbine geometry (VTG) or for boost pressure control of a turbocharger (200, 300) with variable turbine geometry (VTG) and simultaneous control of at le...
https://drivepatents.com/patents/938394 · 31 Aug 2016
The invention relates to a method for boost pressure control of a turbocharger (200, 300) with variable turbine geometry (VTG) or for boost pressure control of a turbocharger (200, 300) with variable turbine geometry (VTG) and simultaneous control of at le...
https://drivepatents.com/patents/942059 · 8 Jun 2016
The invention relates to a method and a device for pulsation correction of an output signal of an air mass sensor for air mass detection of combustion air of a supercharged internal combustion engine. The method is characterized in that a first correction ...
https://drivepatents.com/patents/943274 · 11 May 2016
In an engine system, a method of determining the value of the air fuel ratio in an engine cylinder AFR Combustion Chamber when under scavenging conditions comprising; a) measuring or estimating the engine speed; b) measuring or estimating the inlet pressur...
https://drivepatents.com/patents/956725 · 21 Oct 2015
A first recirculation system (40) includes a first adjuster (45,14) to adjust the exhaust-gas flow rate in a first path (41) connecting an upstream position of a turbine (32) of a VG turbocharger (30) to a downstream position of a compressor (31). A second...
https://drivepatents.com/patents/959790 · 24 Jun 2015
An engine control apparatus (300) controls an engine, by generating first and second instruction values to adjust a mass air flow (MAF) of fresh air supplied to the engine and a manifold absolute pressure (MAP) indicating a pressure of air supplied to the ...
https://drivepatents.com/patents/950304 · 17 Jun 2015
The invention relates to a method for controlling a junction valve (103) of a compressor pumping limitation circuit (100) of an engine, the circuit (100) conveying a flow of compressed air from a compressor (70) to a tap (102) on an exhaust gas reintroduct...
https://drivepatents.com/patents/950687 · 27 May 2015
An upper-limit threshold value and a lower-limit threshold value of a fore-and-aft differential pressure of an EGR control valve (21) is calculated based on an intake-air quantity detected by an airflow meter (6). An actual fore-and-aft differential pressu...