Global Patent Index - EP 4047200 A1

EP 4047200 A1 20220824 - APPARATUS THAT ESTIMATES AN AMOUNT OF CONDENSED WATER IN AN INTAKE PASSAGE OF AN ENGINE SYSTEM

Title (en)

APPARATUS THAT ESTIMATES AN AMOUNT OF CONDENSED WATER IN AN INTAKE PASSAGE OF AN ENGINE SYSTEM

Title (de)

VORRICHTUNG ZUR ABSCHÄTZUNG DER MENGE AN KONDENSWASSER IN EINEM EINLASSABSCHNITT EINES MOTORSYSTEMS

Title (fr)

APPAREIL ESTIMANT LA QUANTITÉ D'EAU CONDENSÉE DANS UN PASSAGE D'ADMISSION D'UN SYSTÈME MOTEUR

Publication

EP 4047200 A1 20220824 (EN)

Application

EP 22154192 A 20220131

Priority

JP 2021017230 A 20210205

Abstract (en)

A controller executes a process including: calculating a first amount of moisture included in intake air using an estimating expression (S 100); calculating a second amount of moisture included in exhaust gas and produced by combustion of fuel using an estimating expression (S 102); calculating an amount of saturated water vapor (S104); calculating an amount of condensed water (S106); setting a correction coefficient (S 108); and calculating a cumulative volume of condensed water (S110).

IPC 8 full level

F02M 26/05 (2016.01); F02D 21/08 (2006.01); F02D 41/00 (2006.01); F02D 41/18 (2006.01); F02M 26/48 (2016.01)

CPC (source: EP)

F02D 41/0072 (2013.01); F02D 41/18 (2013.01); F02M 26/05 (2016.02); F02M 26/48 (2016.02); F02D 2041/007 (2013.01); F02D 2200/0402 (2013.01); F02D 2200/0414 (2013.01); F02D 2200/0418 (2013.01); F02D 2200/703 (2013.01)

Citation (applicant)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 4047200 A1 20220824; AU 2022200632 A1 20220825; AU 2022200632 B2 20240530; JP 2022120376 A 20220818

DOCDB simple family (application)

EP 22154192 A 20220131; AU 2022200632 A 20220201; JP 2021017230 A 20210205