| Patents for F01N 11 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus (7,022) |
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| 12/05/2013 | DE102013105741A1 Particle detection system e.g. black smoke detection system, for diesel engine of automobile, has control part estimating degree of deterioration of reboiler based on output value of sensor element detected during energization of reboiler |
| 12/05/2013 | DE102012209317A1 Exhaust system production plant for manufacturing exhaust system for internal combustion engine, has measuring device that is provided with optical measuring device having sensor for sensing exhaust system with light |
| 12/05/2013 | DE102012209240A1 Verfahren zur Plausibilisierung einer Messvorrichtung zur Ermittlung einer Qualität einer Harnstoffwasserlösung in einem Behälter eines SCR-Katalysatorsystems A method for a plausibility check of a measuring device for determining a quality of a urea-water solution in a container of an SCR catalyst system |
| 12/05/2013 | DE102012209195A1 Method for monitoring dynamics of wide band lambda probe in exhaust gas of combustion engine to monitor e.g. pollutant emission, involves adapting control parameter of mixture control depending on specified dynamic pattern |
| 12/05/2013 | DE102012209114A1 Method for operating internal combustion engine in motor cars, involves determining secondary air diagnosis value based on difference signal that is determined based on difference of pumping and Nernst voltage signals |
| 12/05/2013 | DE102011083775B4 Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine Method and device for operating an internal combustion engine |
| 12/05/2013 | DE102009008050B4 Systeme und Verfahren zum Überwachen von Harnstoff-Füllstand Systems and methods for monitoring of urea level |
| 12/05/2013 | DE102007034251B4 Fehleranalyseverfahren für eine Lambda-Sonde, Motorsteuerung für eine Brennkraftmaschine zur Ausführung des Fehleranalyseverfahrens sowie Programmspeicher Fault analysis method for a lambda sensor, engine control system for an internal combustion engine of the implementation of the fault analysis method and program memory |
| 12/05/2013 | DE102006041990B4 Vorrichtung zum Beurteilen einer Qualitätsabnahme eines HC-Adsorptionsmaterials Apparatus for judging a decrease in quality of an HC adsorbent |
| 12/04/2013 | EP2668384A1 Method for supervision and adjustment of an exhaust posttreatment system |
| 12/04/2013 | CN203321648U Instant cleaning device of automobile exhaust purifier |
| 12/04/2013 | CN103422959A Method to control and diagnose an exhaust gas heat exchanger |
| 12/04/2013 | CN103422949A Device for purifying tail gas dust-haze of automobile |
| 11/28/2013 | US20130317727 Method and apparatus for controlling a diagnostic module for an exhaust gas sensor |
| 11/28/2013 | US20130312389 Method and apparatus for monitoring a particulate filter |
| 11/28/2013 | DE102013209014A1 Verfahren und Vorrichtung zum Überwachen eines Partikelfilters Method and apparatus for monitoring a particle filter |
| 11/28/2013 | DE102013209008A1 Verfahren und Vorrichtung zum Steuern eines Diagnosemoduls für einen Abgassensor Method and apparatus for controlling a diagnostic module for an exhaust gas sensor |
| 11/27/2013 | EP2666983A1 Particle filter provided with a sensor for detecting abnormal heating and corresponding detection sensor |
| 11/27/2013 | CN103410593A Laser measurement method for ammonia residue of solid ammonia storage system |
| 11/27/2013 | CN103410592A Diesel NOx original emission load predicting method based on crankshaft angular velocity sensor |
| 11/27/2013 | CN103410588A Diesel exhaust simulation generator and diesel particulate filter test system |
| 11/26/2013 | US8590289 Deterioration diagnostic device for an exhaust gas purifier |
| 11/21/2013 | US20130306171 Apparatus for diagnosing causes of nox conversion efficiency degradation |
| 11/21/2013 | DE102012208145A1 Method for rating state of exhaust-gas sensor utilized as e.g. two-point lambda probe in exhaust gas pipe of internal combustion engine, involves extending measuring value with measurement of internal resistor of exhaust-gas sensor |
| 11/20/2013 | EP2664759A1 Exhaust emission control apparatus and exhaust emission control method for internal combustion engine |
| 11/20/2013 | EP2663751A1 Exhaust gas sensor module |
| 11/20/2013 | CN203296884U Remote on-board diagnostics (OBD) information acquisition terminal for tracker |
| 11/20/2013 | CN103403311A Method of evaluating a fuel injector |
| 11/20/2013 | CN102312709B Optimization of active regeneration triggers based on ambient and vehicle operating conditions |
| 11/14/2013 | WO2013167443A1 Sensor element with a cermet base layer and a platinum cover layer |
| 11/14/2013 | US20130298535 Controller of internal combustion engine |
| 11/14/2013 | US20130298533 System for Indicating Quality of a Diesel Exhaust Fluid ("DEF") |
| 11/14/2013 | DE112008000754B4 Brennkraftmaschinensteuergerät und Brennkraftmaschinensteuerungsverfahren An internal combustion engine control apparatus and engine control method |
| 11/14/2013 | DE10241556B4 Verfahren, Computerprogramm und Steuergerät zum Betreiben einer Brennkraftmaschine, sowie Brennkraftmaschine Method, computer program and control device for operating an internal combustion engine and internal combustion engine |
| 11/14/2013 | DE102013208271A1 System zum Anzeigen der Qualität eines Dieselabgasfluids ("DEF") System for indicating the quality of a diesel exhaust fluid ("DEF") |
| 11/14/2013 | DE102013208264A1 System und Verfahren zum Steuern einer Nachbehandlungskomponente eines kompressionsgezündeten Motors System and method for controlling a treatment component of a compression ignition engine |
| 11/14/2013 | DE102013208113A1 Wartungsprüfung für ein abgasbehandlungssystem Maintenance examination for an exhaust treatment system |
| 11/14/2013 | DE102013208042A1 Abgasnachbehandlungssystem mit Diagnoseverzögerung Aftertreatment system with diagnostic delay |
| 11/14/2013 | DE102013104697A1 Diagnoseverfahren Diagnostic methods |
| 11/14/2013 | DE102013104693A1 Abgasreinigungssystem für eine interne Verbrennungsmaschine Exhaust gas purification system for an internal combustion engine |
| 11/14/2013 | DE102012207639A1 Method for dynamic diagnosis of e.g. wide band lambda probe in exhaust gas passage of petrol engine in car, involves changing dynamic parameters of exhaust gas probe in relation to nominal values based on result of mathematical formula |
| 11/14/2013 | DE102011087000B4 Vorrichtung zur Messung wenigstens einer Abgaskomponente in einem Abgaskanal eines Verbrennungsprozesses Device for measuring at least one exhaust-gas component in an exhaust passage of a combustion process |
| 11/14/2013 | DE102005044883B4 Abgasreinigungsvorrichtung für eine Brennkraftmaschine An exhaust purification device for an internal combustion engine |
| 11/13/2013 | EP2661546A1 Internal combustion engine with exhaust after treatment and its method of operation |
| 11/13/2013 | CN103388520A Service test for exhaust gas treatment system |
| 11/13/2013 | CN103388519A Exhaust diagnostic control system and method with selective disablement of NOx reduction efficiency diagnostic |
| 11/13/2013 | CN103388518A System for indicating quality of diesel exhaust fluid ("DEF") |
| 11/13/2013 | CN103388513A Exhaust aftertreatment system with diagnostic delay |
| 11/13/2013 | CN101994592B Dosing control system and method |
| 11/12/2013 | US8583349 Systems and methods for diagnosing oxygen sensors and catalytic converters of exhaust systems |
| 11/07/2013 | WO2013165302A1 Method for detecting sulphur poisoning in an exhaust treatment system |
| 11/07/2013 | US20130297192 Method for Diagnosing an Exhaust Gas Catalytic Converter and/or an Exhaust Gas Sensor of a Motor Vehicle Internal Combustion Engine |
| 11/07/2013 | US20130291630 Failure detection apparatus for an electrically heated catalyst |
| 11/07/2013 | US20130291521 Control device for internal combustion engine |
| 11/07/2013 | US20130291517 Exhaust diagnostic control system and method with selective disablement of nox reduction efficiency diagnostic |
| 11/07/2013 | DE102004018676B4 Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens A method of operating an internal combustion engine and device for carrying out the method |
| 11/07/2013 | DE102004015131B4 Verfahren zum Betreiben einer Brennkraftmaschine und Vorrichtung zur Durchführung des Verfahrens A method of operating an internal combustion engine and device for carrying out the method |
| 11/06/2013 | CN203271882U Failure alarm device of automotive exhaust system |
| 11/06/2013 | CN102317586B Method for monitoring oxidation catalyst in exhaust pipeline of internal combustion engine |
| 11/06/2013 | CN102230426B Fault diagnosis and compensation method for oxygen sensor |
| 11/06/2013 | CN101839163B Particulate filter temperature correction system and method |
| 10/31/2013 | US20130283767 Oxidation catalyst monitoring |
| 10/31/2013 | DE102013207228A1 Oxidationskatalysatorüberwachung Oxidation catalyst monitoring |
| 10/31/2013 | DE102013207097A1 Systeme und verfahren zur korrektur einer sauerstoffsensorausgabe Systems and procedures for the correction of an oxygen sensor output |
| 10/31/2013 | DE102007060421B4 Verfahren zur Bewertung eines aus wenigstens zwei Katalysatoren bestehenden Katalysatorsystems für ein Kraftfahrzeug sowie zugehörige Mess- und Diagnoseeinrichtung Method for evaluating an existing from at least two catalysts catalyst system for a motor vehicle and associated measurement and diagnostic equipment |
| 10/30/2013 | EP2657478A1 Method and device for testing the functionality of an NO oxidation catalyst |
| 10/30/2013 | EP2655818A2 Method and apparatus for measuring ash deposit levels in a particulate filter |
| 10/30/2013 | CN103375238A 氧化催化剂监控 Oxidation catalyst monitoring |
| 10/30/2013 | CN103375237A Method of estimating a variation of a quantity of soot accumulated in a particulate filter |
| 10/30/2013 | CN103375236A Method and device for testing the functionality of an NO oxidation catalyst |
| 10/30/2013 | CN103375235A Exhaust diagnostic control system and method with NH3 depletion cleansing |
| 10/30/2013 | CN103375234A Method for diagnosing a metering valve and device for carrying out the method |
| 10/30/2013 | CN103375233A Method for monitoring the efficiency of a system for after-treatment of exhaust gas |
| 10/30/2013 | CN103375225A Intelligent and detachable diesel engine tail gas particulate filter |
| 10/30/2013 | CN102650229B Method and device for detecting oxygen storage capacity of three-way catalyst |
| 10/30/2013 | CN101845982B Model-based diagnostics of NOX sensor malfunction for selective catalyst reduction system |
| 10/24/2013 | US20130276431 Oxygen sensor and oxygen sensor control device |
| 10/24/2013 | US20130276428 Exhaust diagnostic control system and method with nh3 depletion cleansing |
| 10/24/2013 | DE102013206654A1 Abgasdiagnosesteuersystem und -verfahren mit einer NH3-Abreicherungsreinigung Exhaust diagnostic control system and method with a NH3 Abreicherungsreinigung |
| 10/24/2013 | DE102012206514A1 Method for recognizing state e.g. frozen state of urea water solution in tank in motor car, involves recognizing whether sensor produces signal exceeding temperature level when starting engine or numerator exceeds time threshold level |
| 10/24/2013 | DE102012206457A1 Verfahren zur Emissionsreduktion Method for reducing emissions |
| 10/24/2013 | DE102012206430A1 Verfahren zur Diagnose eines Dosierventils und Vorrichtung zur Durchführung des Verfahrens A method of diagnosing a metering valve and a device for carrying out the method |
| 10/24/2013 | DE102012007897A1 Verfahren und Vorrichtung zu Überprüfung der Funktionsfähigkeit eines NO-Oxidationskatalysators Method and apparatus for checking the operation of a NO oxidation catalyst |
| 10/23/2013 | EP2652281A1 Method and device for carrying out a zero point adaptation of a lambda probe of an internal combustion engine |
| 10/23/2013 | CN103362621A Non-methane hydrocarbon conversion efficiency diagnostic for diesel after-treatment system |
| 10/23/2013 | CN103362614A Nitrogen dioxide generation diagnostic for a diesel after-treatment system |
| 10/17/2013 | WO2013152780A1 A self-diagnosing method for diagnosing a scr system |
| 10/17/2013 | WO2013112529A3 Devices and methods for compliant aftertreatment component assembly |
| 10/17/2013 | US20130269427 Dpf system |
| 10/17/2013 | US20130269323 Particulate matter deposition amount estimation device, exhaust gas purification system, and particulate matter deposition amount estimation method |
| 10/17/2013 | US20130269322 Method, systems and sensor for detecting humidity |
| 10/17/2013 | US20130269319 Method And Device For Operating An Internal Combustion Engine |
| 10/17/2013 | US20130269316 Method and device for monitoring the function of an exhaust-gas sensor |
| 10/17/2013 | DE102012103123A1 Exhaust gas aftertreatment device for heavy commercial vehicles, has electromechanical actuator with two connections, to which electrically conductive surface is attached, where two surfaces are electrically separated |
| 10/16/2013 | EP2650499A1 Method for monitoring the efficiency of a system for after-treatment of exhaust gas |
| 10/10/2013 | US20130263591 Nitrogen dioxide generation diagnostic for a diesel after-treatment system |
| 10/10/2013 | US20130263578 Method for diagnosing operation of a particulate matter sensor |
| 10/10/2013 | US20130263577 Non-methane hydrocarbon conversion efficiency diagnostic for a diesel after-treatment system |
| 10/10/2013 | US20130263575 System and method for controlling an exhaust system having a selective catalyst reduction component |
| 10/10/2013 | DE10355037B4 Verfahren zum Optimieren der Abgaswerte einer Brennkraftmaschine A method for optimizing the exhaust emissions of an internal combustion engine |