Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01N - Gas-flow silencers or exhaust apparatus for machines or engines in general; Gas-flow silencers or exhaust apparatus for internal-combustion engines › F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
Patents for F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus (7,022)
11/2010
11/24/2010EP1896710B1 Regeneration control method for a particle filter
11/24/2010CN101896700A Method and device for diagnosing a particle filter
11/18/2010WO2010130539A1 Method and device for monitoring a component arranged in an exhaust gas region of an internal combustion engine
11/18/2010US20100287911 Exhaust gas purification system and exhaust gas purification method
11/18/2010DE102010015382A1 Diagnostic system for fuel pressure sensor used in control system of internal combustion engine has diagnostic module which detects fault of pressure sensor based on comparison between measured pressure signal and commanded pressure signal
11/18/2010DE102009024576A1 Differenzdrucksensor Differential pressure sensor
11/18/2010DE102009003091A1 Verfahren und Vorrichtung zur Überwachung eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Bauteils Method and apparatus for monitoring an object arranged in an exhaust region of an internal combustion engine component
11/18/2010DE102006005546B4 Steuern der Lean-NOx-Trap-(LNT)-Katalysatorleistung Controlling the lean NOx trap (LNT) -Katalysatorleistung
11/17/2010CN201635808U Diesel automobile exhaust detecting device
11/17/2010CN101360895B Exhaust purification system for internal combustion engine
11/17/2010CN101210520B Air/fuel ratio control device for internal combustion engine
11/16/2010US7832194 Device for restraining the deterioration of a catalytic apparatus of an internal combustion engine
11/11/2010US20100281854 Fault analysis method for a lambda probe
11/11/2010US20100281853 Method of estimating quantity of n2o produced in ammonia oxidation catalyst and exhaust gas purification system for internal combustion engine
11/11/2010DE102010012082A1 Funktionsdiagnose eines Nach-Sauerstoffsensors mit minimaler Luftströmung Function diagnosis of post-oxygen sensor with minimal air flow
11/11/2010DE102010009424A1 Bordeigene Diagnose von Temperatursensoren für ein System für selektive katalytische Reduktion On-board diagnostics of temperature sensors for selective catalytic reduction
11/11/2010DE102010008474A1 Modellbasierte Diagnose von NOx-Sensor-Fehlfunktion für ein System für selektive katalytische Reduktion Model-based diagnosis of the NOx sensor malfunction for a system for selective catalytic reduction
11/09/2010US7829024 Detector with support unit; urea solution tank opening; heating ; concentration detector; induction passagewy ; pulsation voltage
11/04/2010US20100275582 Exhaust emission control device for internal combustion engine
11/04/2010US20100275581 Exhaust emission control device for internal combustion engine
11/04/2010DE102010009009A1 Systeme und Verfahren zum Abgeben von Öl- und Kraftstoffadditiven Systems and methods for delivering of oil and fuel additives
11/04/2010DE102009020360A1 Device for determining lubricating oil content in exhaust gas mixture during operation of internal combustion engine, has flow rate determining device arranged in removal line for determining flow rate of exhaust gas through removal line
11/03/2010EP2245280A1 Apparatus and method for diagnosing catalyst deterioration
11/03/2010EP1945925B1 Methods for controlling and making particle filtering devices
11/03/2010CN101878357A Abnormality detection system and abnormality detection method for internal combustion engine
11/03/2010CN101876813A Method for identifying sensors on a bus by a control unit, as well as a control unit and a sensor for doing this
11/02/2010US7824481 System for evaluating the charge state of an exhaust line depollution means
10/2010
10/28/2010DE102010016428A1 Abgasreinigungsvorrichtung für einen Verbrennungsmotor An exhaust purification device for an internal combustion engine
10/28/2010DE102010007469A1 Diagnosesystem und -verfahren zur Abgasbehandlung Diagnostic system and method for waste gas treatment
10/27/2010CN101871380A Exhaust treatment diagnostic system and method
10/21/2010US20100263355 Method and device for diagnosing a particle filter
10/21/2010DE102010009042A1 Ammoniak (NH3)-Speichersteuersystem und -verfahren auf der Basis eines Stickoxid (NOx)-Sensors Ammonia (NH3) -Speichersteuersystem and procedures on the basis of a nitrogen oxide (NOx) sensor
10/21/2010DE102010008312A1 Diagnosesystem und -verfahren für Abgasbehandlung Diagnostic system and method for exhaust gas treatment
10/21/2010DE102006025131B4 Abgasbehandlungsdiagnose unter Verwendung eines Temperatursensors Exhaust treatment diagnosis using a temperature sensor
10/20/2010CN101137830B Exhaust gas purification system for an internal combustion engine
10/14/2010WO2010065963A3 Apparatus, system, and method for estimating an nox conversion efficiency of a selective catalytic reduction catalyst
10/14/2010US20100257846 Exhaust System with a NOx Sensor
10/14/2010US20100257844 Exhaust gas purifying device for internal combustion engine
10/14/2010US20100257842 Method for detecting the minimum opening time of a reducing agent feed device in an exhaust gas aftertreatment system comprising an scr catalyst
10/14/2010DE112008003046T5 System und Verfahren zum Abschätzen von einem Verbrennungsmotor erzeugter Stickoxide System and method for estimating an internal combustion engine produced nitrogen oxides
10/14/2010DE102010000542A1 Katalysatorabnormalität-Erfassungsvorrichtung Katalysatorabnormalität detecting device
10/13/2010EP2238334A2 Method and device for regenerating an exhaust gas post-treatment device
10/13/2010EP2238324A1 Method and control device for controlling the reducing agent feed to a scr catalyst
10/13/2010EP2238322A2 Method of managing a device for the post-treatment of exhaust gases from an engine, including a low-frequency mode and a high-frequency mode of alternating the storage and purge phases
10/13/2010EP2238321A1 Method and controller for checking an exhaust gas aftertreatment system of an internal combustion engine
10/13/2010EP1957768B1 System for periodic regeneration of a nitrogen oxide catalytic trapping device
10/07/2010WO2010112961A1 Energy recovery system for an internal combustion engine arrangement, comprising thermoelectric devices
10/07/2010US20100257110 Process for obtaining greenhouse gas emission credits
10/07/2010US20100256894 Control system and method for internal combustion engine and engine control unit
10/07/2010US20100251699 SYSTEM AND METHOD FOR OBTAINING AN OPTIMAL ESTIMATE OF NOx EMISSIONS
10/07/2010US20100251697 Exhaust gas purification system for internal combustion engine
10/05/2010US7805986 Portable vehicle exhaust flow sensor
09/2010
09/30/2010WO2010109304A1 Vehicle control device and method of controlling vehicle
09/30/2010WO2010108790A1 Method and device for inspecting an injector device in an exhaust after-treatment system of an internal combustion engine
09/30/2010WO2010108575A1 Method for operating a reducing agent supply system
09/30/2010US20100242471 Control apparatus for internal combustion engine
09/30/2010US20100242454 Nh3-monitoring of an scr catalytic converter
09/30/2010US20100242449 System and Method for Filtering Diesel Engine Exhaust Particulates
09/30/2010US20100242448 Exhaust gas treatment system including a four-way catalyst and urea scr catalyst and method of using the same
09/30/2010US20100242443 Exhaust aftertreatment device
09/30/2010US20100242442 Devices for detecting accumulation amount of particulates
09/30/2010US20100242441 Devices for detecting accumulation amount of particulates
09/30/2010DE102009001840A1 Verfahren zum Betreiben eines Sensorelements und Sensorelement Method for operating a sensor element and sensor element
09/30/2010DE102009001839A1 Verfahren zum Betreiben eines Sensorelements und Sensorelement Method for operating a sensor element and sensor element
09/29/2010EP2233713A2 Method for operating an SCR catalytic converter
09/29/2010EP2097623B1 Method for diagnosing that a nitrogen oxides trap has been poisoned
09/29/2010EP2052137B1 Catalyst monitoring system and method
09/29/2010CN101845983A On-board diagnostics of temperature sensors for selective catalyst reduction system
09/29/2010CN101845982A Model-based diagnostics of NOX sensor malfunction for selective catalyst reduction system
09/29/2010CN101268263B Methods for controlling and making particle filtering devices
09/28/2010US7802422 Method of assisting regeneration of pollution management means associated with catalyst forming means
09/23/2010US20100241340 Calibration scheme for an exhaust gas sensor
09/23/2010US20100236222 Particulate filter regeneration post-injection fuel rate control
09/23/2010US20100236220 Exhaust emission purifying apparatus for engine
09/23/2010DE102009027519A1 Erkennung einer Leckage im Luftsystem eines Kraftfahrzeugs Detection of a leak in the air system of a motor vehicle
09/22/2010EP2142773B1 Method for heating a reducing agent metering valve in an scr system for exhaust gas after-treatment in an internal combustion engine
09/22/2010CN101839163A Particulate filter temperature correction system and method
09/22/2010CN101839162A Diagnostic systems and methods for selective catalytic reduction (scr) systems based on nox sensor feedback
09/22/2010CN101839161A Detection of leakage in an air system of a motor vehicle
09/16/2010DE19711295B4 Vorrichtung zur Ermittlung einer Verschlechterung eines Katalysators zur Abgasreinigung A device for determining deterioration of a catalyst for exhaust gas purification
09/16/2010DE10333337B4 Verfahren und Vorrichtung zur Diagnose eines Katalysatorsystems Method and apparatus for diagnosis of a catalyst system
09/16/2010DE102010002735A1 Abgasemissionssteuerungssystem mit verbesserter Fähigkeit eine Abgasemissionssteuerungsvorrichtung zu regenerieren Having improved ability to regenerate exhaust emission control system an exhaust emission control device
09/16/2010DE102010000626A1 Abnormalitätsdiagnosevorrichtung für ein Abgasreinigungssystem und Abgasreinigungssystem The abnormality diagnosis for an emission control system and emission control system
09/16/2010DE102009015808B3 Method for testing oxygen storage capacity and conversion rate of catalytic converter in catalytic converter test stand of internal combustion engine of vehicle, involves supplying gas to channels at points of front side of converter
09/15/2010CN201583829U Heavy-duty vehicle tail gas monitoring system
09/15/2010CN101835960A System and method for estimating nox produced by an internal combustion engine
09/15/2010CN101832172A Fault diagnosis method for three-way catalytic converter of automobile
09/15/2010CN101832171A Test method of display alarm for reactants
09/15/2010CN101832170A Abnormity diagnosing device for a tail gas clean-up system and tail gas clean-up system
09/09/2010US20100223910 Environmental factor based particulate filter regeneration
09/09/2010US20100223908 AMMONIA (NH3) STORAGE CONTROL SYSTEM AND METHOD BASED ON A NITROGEN OXIDE (NOx) SENSOR
09/09/2010DE10316062B4 System zum Abschätzen eines NOx-Gehalts des von einem Verbrennungsmotor erzeugten Abgases System for estimating a NOx content of the exhaust gas generated by an internal combustion engine
09/09/2010DE102010004513A1 Vorrichtung und Verfahren zur Onboard-Leistungsüberwachung von Abgaspartikelfiltern Apparatus and method for on-board performance monitoring of exhaust particulate filters
09/09/2010DE102010004512A1 Robuste Auslegung von Diagnose ermöglichenden Bedingungen für eine Überwachungsvorrichtung für Wirkungsgrad der SCR-NOX-Umwandlung Robust design of diagnostic enabling conditions for a monitoring device for efficiency of the SCR NOx conversion
09/09/2010DE102009010888A1 Verfahren und Vorrichtung zur Steuerung eines SCR-Abgasnachbehandlungssystems einer Brennkraftmaschine Method and apparatus for controlling an SCR exhaust aftertreatment system of an internal combustion engine
09/09/2010DE102008057209B4 Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine mit mindestens einem Zylinder und mindestens einem Stellglied Method and device for operating an internal combustion engine having at least one cylinder and at least one actuator
09/08/2010EP2225443A2 Abnormality detection system and abnormality detection method for internal combustion engine
09/08/2010EP2049786B1 Exhaust gas recirculation system of internal combustion engine
09/08/2010EP1766205B1 Method of determining abnormality in particulate filter
09/08/2010CN201574846U Diesel engine for heavy duty car
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