| Patents for G01M 15 - Testing of engines (13,067) |
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| 04/15/2009 | CN100478818C Cooling-liquid temperature adjuster of engine |
| 04/14/2009 | US7516647 Device and method for assigning knock sensors to cylinders of an internal combustion engine |
| 04/09/2009 | WO2009044238A1 System and method for detecting the polluting emissions of road vehicles or the like |
| 04/09/2009 | US20090093951 Method for determination of Covariance of Indicated Mean Effective Pressure from crankshaft misfire acceleration |
| 04/09/2009 | DE19754918B4 Verbesserungen beim Komponentenmaschinentest unter Verwendung einer von einem neuralen Netzwerk verarbeiteten Schwingungsdatenanalyse Improvements in components using a test machine of a neural network the processed vibration data analysis |
| 04/09/2009 | DE102007047500A1 Verfahren und Vorrichtung zur In-Situ-Bestimmung der Betriebszustände von Arbeitsmaschinen Method and apparatus for in-situ determination of the operating states of work machine |
| 04/09/2009 | DE102007022926B4 Elektrische Schaltung zum Testen eines Getriebes insbesondere einer Windkraftanlage Electrical circuit for testing a particular transmission of a wind turbine |
| 04/08/2009 | EP2045592A1 Vehicle or engine testing apparatus |
| 04/08/2009 | EP1735730A4 Engine crankshaft position recognition and tracking method applicable to cam and crankshaft signals with arbitrary patterns |
| 04/08/2009 | CN201219201Y Experiment electric power reclamation plant for diesel engine |
| 04/08/2009 | CN101403654A Double-working medium refrigeration experiment system used for turbine blade of gas turbine |
| 04/08/2009 | CN101403653A Ring-shaped polar plate water resistance DC load apparatus |
| 04/08/2009 | CN100476182C Misfire detection apparatus |
| 04/02/2009 | US20090089020 Method of inspecting turbine internal cooling features using non-contact scanners |
| 04/02/2009 | US20090088956 Robust onboard diagnostic misfire detection |
| 04/02/2009 | US20090088951 Defective injection detection device and fuel injection system having the same |
| 04/02/2009 | US20090084353 Internal-combustion-engine combustion condition detection apparatus |
| 04/02/2009 | US20090084172 Diagnostic method and apparatus for gas sensor |
| 04/02/2009 | US20090084171 Device and method for monitoring the quality of an oil change and condition of engine oil from an oil change |
| 04/02/2009 | US20090084170 Systems and Methods for Performing Cooling Airflow Analysis of Gas Turbine Engine Components |
| 04/02/2009 | DE102007045256A1 Verfahren zum Prüfen der Funktionsfähigkeit eines Oxidationskatalysators einer Brennkraftmaschine Method for checking the operability of an oxidation catalyst of an internal combustion engine |
| 04/01/2009 | EP2041410A1 Method for calibrating a turbocharger |
| 04/01/2009 | CN201215525Y Remote control device for acceleration and deceleration of automobile or engine experiment bench |
| 04/01/2009 | CN201215524Y Single side positioning motorcycle engine test chip |
| 04/01/2009 | CN100473813C An engine fuel injection control method and apparatus |
| 03/31/2009 | US7509845 Throttle inlet absolute air pressure sensor for dirty air filter detection |
| 03/26/2009 | DE102007031111B4 Verfahren zur Überwachung der Erst-Inbetriebnahme von in Kraftfahrzeugen verbauten Verbrennungsmotoren sowie Diagnosegerät Procedures for monitoring the initial start-up of the built in motor vehicles combustion engines and diagnostic device |
| 03/26/2009 | DE102004040455B4 Kontinuierliches Mischen zur Gasanalysatorkalibrierung Continuous mixing of Gasanalysatorkalibrierung |
| 03/25/2009 | CN101393049A Vibration monitoring and failure diagnosis method for wind generating set |
| 03/24/2009 | US7506555 Process and apparatus for testing a material under a high temperature and pressure environment |
| 03/24/2009 | US7506537 Internal combustion engine testing with thermal simulation of additional cylinders |
| 03/24/2009 | US7506536 Method of deriving engine cylinder mechanical top dead centre |
| 03/24/2009 | US7506535 Method and apparatus for determining a combustion parameter for an internal combustion engine |
| 03/19/2009 | US20090072671 Measurement system for measuring cylinder pressure in an internal combustion engine |
| 03/18/2009 | CN101387654A Turbo speed sensor diagnostic for turbocharged engines |
| 03/18/2009 | CN101387577A Onboard trip computer for emissions subject to reduction credits |
| 03/17/2009 | US7505836 Inspection system for watercraft |
| 03/17/2009 | US7503209 Timing device for internal combustion engine |
| 03/17/2009 | US7503208 Engine misfire detection apparatus for internal combustion engine and engine misfire detection method |
| 03/17/2009 | US7503207 Engine misfire identification device for internal combustion engine and engine misfire identification method |
| 03/12/2009 | US20090066337 Method for determining valve degradation |
| 03/12/2009 | US20090065275 Engine misfire detection apparatus, hybrid vehicle equipped with the same, and engine misfire detection method |
| 03/12/2009 | US20090064773 Systems and Methods for Determining Airflow Parameters of Gas Turbine Engine Components |
| 03/12/2009 | US20090064758 Method for determining a gas concentration in a measuring gas by means of a gas sensor |
| 03/12/2009 | US20090064520 Inspection tool for measuring bucket Z notch position |
| 03/12/2009 | DE102007042993A1 Operating variable i.e. temperature, determination diagnosing method for e.g. diesel engine, involves correcting error during diagnosing process, when preset threshold value does not exceed another threshold value |
| 03/12/2009 | DE102007042749A1 Method for determination of specific nitrogen oxide emission as exhaust characteristic number of combustion engine, involves determining nitrogen oxide mass flow as operating characteristic |
| 03/12/2009 | DE102007042748A1 Verfahren und Vorrichtung zur Motorabgasmessung Method and apparatus for engine exhaust gas measurement |
| 03/12/2009 | DE102005007974B4 Verfahren zur Diagnose einer Kette in einem Antriebssystem A method for diagnosis of a chain in a drive system |
| 03/11/2009 | EP2034289A2 Restraint device |
| 03/11/2009 | EP2033057A1 Device and method for performing a functional test on a control element of a turbo engine |
| 03/11/2009 | CN201207021Y Testing rack for durability of power assembly for hybrid automobile |
| 03/11/2009 | CN201207019Y Supporting device for experiment of engine rack |
| 03/11/2009 | CN201207018Y Device for detecting continuous change engine performance |
| 03/11/2009 | CN201206990Y Automobile oil consumption metering device |
| 03/11/2009 | CN201206492Y Inter-cooling system for experiment of engine rack |
| 03/11/2009 | CN101382530A Method for rapid measuring automobile exhaust pollutant by logic discrimination function |
| 03/11/2009 | CN101382468A Automobile engine failure diagnosis system and method based on sparse representation |
| 03/11/2009 | CN101382467A Method for detecting exhaust spark trap device for automobile and detecting test stand |
| 03/11/2009 | CN100468036C Detection device and method for fault of engine fuel system |
| 03/11/2009 | CN100468027C Equipment and method for monitoring cylinder pressure and largesize two stroke diesel engine |
| 03/10/2009 | US7500474 Leak detecting apparatus and fuel vapor treatment apparatus |
| 03/05/2009 | WO2008139113A3 Method for estimating the level of ethanol in a fuel |
| 03/05/2009 | WO2008088800A9 Evaporative emission system test apparatus and method of testing |
| 03/05/2009 | US20090063024 Misfire detection apparatus for internal combustion engine |
| 03/05/2009 | US20090056663 Glow Plug with Integrated Pressure Sensor and Body Thereof |
| 03/05/2009 | US20090056431 Testing strut assembly |
| 03/05/2009 | US20090056430 Weak refuel detection system and method for virtual flex fuel sensor system |
| 03/05/2009 | US20090056429 Method and system for collecting crankshaft position data |
| 03/05/2009 | DE102007040538A1 Hydraulic machine's i.e. axial piston machine, abnormal condition diagnosing method, involves comparing model size with corresponding measured variable of machine for producing reference size that is evaluated to diagnose error of machine |
| 03/04/2009 | CN201203661Y Monitoring system for large-sized generator set |
| 03/04/2009 | CN201203524Y Seal door of engine chamber type integrated test system |
| 03/04/2009 | CN201203523Y Engine fuel supply experimental apparatus |
| 03/04/2009 | CN101379382A Engine block durability test |
| 03/03/2009 | US7499793 System for discrimination of spurious crank encoder signals |
| 03/03/2009 | US7499789 Deterioration signal generation device for gas sensor |
| 03/03/2009 | US7497138 System and method for improving performance of a fluid sensor for an internal combustion engine |
| 02/26/2009 | US20090049898 Diagnostic systems and methods for the high pressure side of fuel systems in common fuel rail engines |
| 02/26/2009 | US20090049897 Method for on-line adaptation of engine volumetric efficiency using a mass air flow sensor |
| 02/26/2009 | US20090049896 Method and device for detecting malfunctions of actuators in the air system on internal combustion engines |
| 02/26/2009 | US20090049895 Method and engine control unit to detect combustion misses in part-engine operation |
| 02/26/2009 | US20090049894 Monitoring of a flame existence and a flame temperature |
| 02/26/2009 | DE202008013695U1 Messvorrichtung für Schwingungen an Rootsgebläsen und Schraubenverdichtern Measuring device for vibration Roots blowers and screw compressors |
| 02/26/2009 | DE102007039793A1 Pneumatic system e.g. pneumatic brake system, monitoring method for commercial motor vehicle, involves detecting pressure signal continuously in pneumatic system, and analyzing resulting time response of detected pressure values |
| 02/26/2009 | DE102007039699A1 Device i.e. gear motor, monitoring method, involves performing sound monitoring in measuring positions and spanning operating point by state variables assigned to device, where point lies in multidimensional associated operating space |
| 02/26/2009 | DE102007038417A1 Anordnung und Verfahren zum Bestimmen des Ölverbrauchs einer ölgeschmierten Maschine Apparatus and method for determining the oil consumption of an oil-lubricated machine |
| 02/25/2009 | CN201199197Y Electric-controlled simulating device for whole-vehicle signals of engine pedestal test |
| 02/25/2009 | CN100464173C Internal combustion engine negative pressure sensor |
| 02/24/2009 | US7493804 Method and device for monitoring a fuel supplying device of an internal combustion engine |
| 02/19/2009 | WO2009021744A2 Arrangement and method for determining the oil consumption of an oil-lubricated machine |
| 02/19/2009 | US20090048729 Method for diagnosing the operational state of a variable valve actuation (vva) device using a knock signal |
| 02/19/2009 | US20090048728 Water-in-Fuel Detection Using Duty Cycle Calculation |
| 02/19/2009 | US20090044613 Apparatus and method for measuring valve lash |
| 02/19/2009 | US20090044611 Control apparatus and control method for internal combustion engine |
| 02/19/2009 | DE102007038537A1 Fuel injector's resistance measuring method for use in motor vehicle, involves measuring measured current during predetermined voltage, and making change of testing voltage within range between specified voltage |
| 02/19/2009 | DE102007036105A1 Verfahren und Vorrichtung zum Verhindern von Modifikationen einen Ladedrucksensor eines Kraftfahrzeugs betreffend A method and apparatus for preventing modifications a boost pressure sensor on a motor vehicle |
| 02/18/2009 | CN201196603Y Road test condition vehicle-mounted detection apparatus of car engine radiator |
| 02/18/2009 | CN101368877A Water system resistance measurement apparatus of vehicle cooling system |
| 02/18/2009 | CN101368876A Testing bench frame control system for open type internal combustion engine |
| 02/18/2009 | CN101368875A Testing bench frame and method for engine with variable compression ratio |