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 9 - Electrical control of exhaust gas treating apparatus
Patents for F01N 9 - Electrical control of exhaust gas treating apparatus (7,942)
04/2014
04/02/2014CN103696838A SCR (Selective Catalyctic Reduction) upstream temperature control method and device
04/02/2014CN103696832A Method and system for controlling regeneration temperature of diesel engine particulate matter collector
04/02/2014CN102536395B Hybrid bus and SCR (selective catalytic reduction) heat management system of engine thereof
04/02/2014CN101892891B Exhaust emission control device
03/2014
03/27/2014DE102013218392A1 Method of operating a control device for controlling reagent dosing system of motor car, involves deflating reagent dosing system when level is detected at the last shutdown of control device by eliminating main power supply voltage
03/27/2014DE102013110318A1 Emission control device for internal combustion engine, has primary catalytic converter whose temperature is lower than/higher than activation temperature of secondary catalytic converter, while clearance is high value or small value
03/27/2014DE102012018967A1 Verfahren zum Regenerieren eines Partikelfilters und Anordnung einer Abgasanlage an einer Verbrennungskraftmaschine eines Fahrzeugs A method of regenerating a particulate filter assembly and an exhaust system of an internal combustion engine of a vehicle
03/27/2014DE102012018954A1 Method for operating internal combustion engine e.g. four-stroke diesel engine of vehicle, involves adjusting drive current of injection valve for actuating valve needle in dependence on temperature of oxidation catalyst
03/27/2014DE102012018953A1 Verfahren zum Betreiben einer Brennkraftmaschine und Brennkraftmaschine A method of operating an internal combustion engine and internal combustion engine
03/27/2014DE102012018673A1 Verfahren zur Regenerierung eines Stickoxid-Speicherkatalysators und Vorrichtung hierfür A process for regeneration of a nitrogen oxide storage catalyst and apparatus therefor
03/27/2014DE102007044607B4 Verfahren zum Anpassen einer Eindüsung eines Reduktionsmittels stromaufwärts eines SCR-Katalysators und zum Betrieb eines SCR- Katalysators The method for customizing injection of a reducing agent upstream of the SCR catalyst and operating a SCR catalyst
03/26/2014CN203499778U Scr electric control system
03/26/2014CN103670632A Apparatus and method for onboard performance monitoring of oxidation catalyst
03/26/2014CN103670630A System and method for controlling fluid flow into and/or out of catalytic heat exchanger based on catalyst temperature
03/26/2014CN103670629A Urea pipe heating control method of selective catalytic reduction (SCR) post-processing system of engine
03/26/2014CN103670617A Electrically heated catalyst with waste heat recovery
03/26/2014CN103670616A Electrically heated catalyst device having a variable resistance monolith
03/26/2014CN103670613A Secondary air introduction system
03/26/2014CN103661361A Method to control a hybrid electric vehicle (HEV) having compression ignition engine
03/26/2014CN102748101B Urea injection system for reducing NOx discharge of engine and control method thereof
03/26/2014CN102116189B Method and system for controlling an engine during diesel particulate filter regeneration warm-up
03/20/2014WO2014040710A1 Method for operating an internal combustion engine
03/20/2014US20140081563 Engine-on time predictor for aftertreatment scheduling for a vehicle
03/20/2014DE102013218209A1 Kraftmaschineneinschaltzeit-Vorhersageeinrichtung für Nachbehandlungsplanung für ein Fahrzeug Kraftmaschineneinschaltzeit predictor for treatment planning for a vehicle
03/20/2014DE102012018408A1 Liquid supply system operating method for waste gas catalyst of motor car, involves filling aqueous solution in supply tank, and checking frost and deflation of spacer according to shutdown state of motor of motor car
03/20/2014DE102010019988B4 Steuersystem zur vorhersage des verfügbaren regenerationsvolumens eines elektrisch beheizten partikelfilters Control system to predict the available volume of an electrically heated particulate filter regeneration
03/19/2014CN203488230U Emission control system
03/19/2014CN103649481A Method for the dynamic detection of leakages for scr catalytic converters
03/19/2014CN103644020A Urea water solution spraying rate control method of diesel SCR system
03/13/2014WO2014038724A1 Exhaust Purification System of Internal Combustion Engine
03/13/2014US20140074386 Predictive aftertreatment scheduling for a vehicle
03/13/2014DE102013218258A1 Abgasreinigungssystem für einen Verbrennungsmotor An exhaust gas purification system for an internal combustion engine
03/13/2014DE102013217931A1 Elektrisch beheizter Katalysator mit Abwärmerückgewinnung An electrically heated catalyst with waste heat recovery
03/13/2014DE102013217622A1 Differenzdruckbasierte Aktivierung einer Partikelfilterdiagnose Differential pressure-based activation of a particulate diagnosis
03/13/2014DE102011107784B4 Verfahren zur Zustandsbestimmung einer Abgasreinigungsvorrichtung A method for determining the state of an emission control device
03/13/2014DE102006035311B4 Abgasreinigungssystem für eine Brennkraftmaschine An exhaust gas purification system for an internal combustion engine
03/12/2014EP2705227A1 Method for operating a motor vehicle diesel engine
03/12/2014CN203476453U Off-gas treatment system
03/12/2014CN102575556B Exhaust catalyst temperature estimating apparatus and exhaust catalyst temperature estimation method for internal combustion engine
03/12/2014CN102003258B Catalyst temperature control systems and methods for hybrid vehicles
03/06/2014US20140060015 Fluid delivery apparatus with flow rate sensing means
03/06/2014DE102013217009A1 Elektrisch beheizte Katalysatorvorrichtung mit einem Monolith mit variablem Widerstand Electrically heated catalyst device with a monolith with a variable resistor
03/06/2014DE102013109133A1 Controlling nitrous oxide treating device by estimating nitric oxide and nitrogen dioxide flow rates in exhaust gas, determining ozone flow rate based on total flow rate of nitric oxide and nitrogen dioxide, and operating ozone generator
03/06/2014DE102013013063A1 Verfahren zum Betreiben einer Kraftfahrzeugbrennkraftmaschine mit einem Abgaspartikelfilter Method for operating a motor vehicle internal combustion engine with an exhaust gas particle filter
03/06/2014DE102012215401A1 Method for diagnosing dosing system, which meters reagent into exhaust passage of internal combustion engine, involves bringing reagent by pump to operating pressure, where metering takes place with dosing valve
03/06/2014DE102012215398A1 Method for diagnosing dosing system in internal combustion engine, involves checking measure for pressure drop, and providing error signal during delay recorded with limit value, which is defined as function of diagnostic starting pressure
03/06/2014DE102012215394A1 Device for diagnosing dosing system, which meters reagent in exhaust gas passage of internal combustion engine, has pump and reagent for applying working pressure, where dosing valve is provided for metering
03/06/2014DE102012107905A1 Verfahren zur Regeneration eines Rußpartikelfilters Method for regenerating a soot particle filter
03/06/2014DE102012017278A1 Drive device for motor car, has controllable switching unit arranged and equipped on connection point to selectively conduct exhaust gas partial stream guided by particle filter over exhaust gas return line for air line or into exhaust line
03/05/2014CN103620169A Device for detecting state of diesel particulate filter
03/05/2014CN102493860B Closed loop control method for SCR (Selective Catalyst Reduction) system of all-working-condition diesel engine
03/05/2014CN101915148B Method for setting dosage amount of reduction agent for selective catalytic reduction
02/2014
02/27/2014WO2014030953A1 Method for controlling expression of active regeneration time for diesel engine exhaust after-treatment device, and method for controlling active regeneration
02/27/2014WO2014029301A1 Air driven reductant delivery system
02/27/2014DE102012112148A1 Verfahren zum Festlegen eines Dieseloxidationskatalysator-Regenerationszyklus A method for determining a diesel oxidation catalyst regeneration cycle
02/27/2014DE102010038176B4 Verfahren zum Messen der Qualität der Ammoniakeinspritzung für ein Nachbehandlungssystem eines Kraftfahrzeugs A method for measuring the quality of the ammonia injection for an aftertreatment system of a motor vehicle
02/27/2014DE102008030520B4 Steuermodul und Verfahren zum Wärmeschutz von Fahrzeugbauteilen Control module and method for thermal protection of vehicle components
02/26/2014EP2700793A1 Method for correcting a soot mass estimation in a particle filter
02/26/2014EP2700792A1 Method and apparatus for reducing emissions in diesel engines
02/26/2014CN203452871U Automatically checking and purifying system for automobile exhaust
02/26/2014CN203449948U Automatic lifting device for wading exhaust pipe of vehicle
02/26/2014CN103603714A System and method for diesel particulate filter (DPF) automatic regeneration control
02/26/2014CN103603713A Pneumatic duplex measurement and injection system
02/26/2014CN103603710A System and method for diesel particulate filter (DPF) automatic regeneration
02/25/2014CA2650224C Process and apparatus for reducing nitrogen oxide emissions in genset systems
02/20/2014DE102013215891A1 Verfahren und Vorrichtung zur Überwachung einer Reduktionsmittellösungszusammensetzung im Abgassystem eines Verbrennungsmotors Method and device for monitoring of a reducing agent solution composition in the exhaust system of a combustion engine
02/20/2014DE102012107430A1 Verfahren zum Betrieb einer Dosiervorrichtung Method for operating a metering device
02/20/2014DE102012016236A1 Method for operating internal combustion engine of motor car, involves switching off cylinder by adjusting fuel injection in partial load operation, flushing cylinder with returned exhaust gas, and adjusting fresh air supply to cylinder
02/19/2014EP2698514A1 Exhaust gas purification device for internal combustion engine
02/19/2014EP2697489A1 Device and method for heating exhaust gases of an internal combustion engine
02/19/2014CN103597181A Method of regenerating a particulate filter for a motor vehicle
02/19/2014CN103597177A Micro-particle capturing filter condition detection device
02/19/2014CN103590876A 柴油发动机尾气净化方法 Diesel engine exhaust gas purification method
02/18/2014CA2776052C Exhaust gas purification system and exhaust gas purification method
02/13/2014DE102012107207A1 Method for operating exhaust gas treatment device of motor vehicle, involves supplying of additives to supply point, where operational state of exhaust gas treatment device is determined using one state variable
02/13/2014DE102011016533B4 Verfahren zum Betreiben eines Katalysators A method of operating a catalyst
02/13/2014DE102010022317B4 Regenerationssysteme für Partikelfilter unter Verwenden von virtuellen Bricktemperatursensoren Regeneration systems for particulate Using virtual Brick temperature sensors
02/13/2014DE102004033969B4 Verfahren und Steuergerät zur Abgastemperaturregelung Process and control device for exhaust gas temperature control
02/12/2014CN203430611U Intelligent smoke filtering and silencing device
02/12/2014CN103573363A System and method for monitoring a particulate filter in a vehicle exhaust aftertreatment device
02/12/2014CN103573362A NOx-flowrate and temperature correction during soot mass estimation in vehicle exhaust after-treatment device
02/12/2014CN103573357A System for controlling an after-treatment system (ats) temperature of a combustion engine
02/12/2014CN103573356A Method and device for operating an exhaust gas sensor
02/12/2014CN103573348A Exhaust treatment system for internal combustion engine
02/12/2014CN103573346A System for providing power to an electrically heated catalyst
02/12/2014CN103569120A Method and apparatus to operate a multi-mode powertrain system to achieve light-off of a catalytic device
02/12/2014CN103569118A Method and apparatus to effect catalyst light-off in multi-mode powertrain system
02/06/2014WO2014020251A1 Method for controlling a particle filter of a motor vehicle on the basis of the level of damage of same
02/06/2014DE102013215019A1 Verfahren und Vorrichtung zum Betrieb eines Multi-Mode-Antriebsstrangs, um ein Anspringen einer katalytischen Einrichtung zu erreichen Method and apparatus for operating a multi-mode power train to achieve light-off of a catalytic device
02/06/2014DE102013215017A1 Verfahren und Vorrichtung, um ein Anspringen eines Katalysators in einem Mulit-Mode-Antriebsstrangssystem zu bewirken Method and apparatus to effect light-off of a catalyst in a mulit-mode power train system
02/06/2014DE102013214757A1 NOx-Durchfluss- und Temperaturkorrektur während einer Russmassenschätzung in einer Abgasnachbehandlungsvorrichtung eines Fahrzeugs NOx flow and temperature correction during a soot mass estimation in an exhaust aftertreatment device of a vehicle
02/06/2014DE102013214656A1 System und Verfahren zum Überwachen eines Partikelfilters in einer Fahrzeug-Abgasnachbehandlungsvorrichtung System and method for monitoring a particle filter in a vehicle exhaust aftertreatment device
02/06/2014DE102013214653A1 Korrektur von angesammelter Asche während einer Rußmassenschätzung in einer Abgasnachbehandlungsvorrichtung eines Fahrzeugs Correction of ash accumulated during a Rußmassenschätzung in an exhaust aftertreatment device of a vehicle
02/06/2014DE102013214476A1 Entstickung während motorleerlaufabschaltungsoperationen Denitrification during engine idle shutdown operations
02/06/2014DE102013214416A1 Entstickung während einer zylinderdeaktivierung Denitrification during a cylinder deactivation
02/06/2014DE102012221574A1 Verfahren zum Betreiben eines zur Nachbehandlung von Abgasen einer Brennkraftmaschine vorgesehenen SCR-Katalysators A method of operating an intended for the aftertreatment of exhaust gases of an internal combustion engine SCR catalyst
02/06/2014DE102010005646A1 Technik für die bedarfsweise Herstellung von Ammoniak in einem Dreiwegekatalysator für ein System für passive selektive katalytische Reduktion Technology for the production of ammonia, if necessary, in a three-way catalytic converter for a system for passive selective catalytic reduction
02/06/2014DE102009053091B4 Verfahren zum Betreiben einer Brennkraftmaschine A method of operating an internal combustion engine
02/06/2014DE102008005882B4 Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine Method and device for operating an internal combustion engine
02/06/2014DE102004046882B4 Verfahren zum Betreiben einer Brennkraftmaschine, sowie zugehöriges Computerprogramm, elektrisches Speichermedium und Steuer- und/oder Regeleinrichtung zur Erfassung einer Zustandsgröße im Abgas der Brennkraftmaschine Method for operating an internal combustion engine, and associated computer program, electric storage medium and control and / or regulating device for detecting a state variable in the exhaust gas of the engine
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