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US20150153255 EXHAUST GAS DILUTION DEVICE  
The present invention is intended that diluted exhaust gas is supplied to a plurality of measurement instruments by a single exhaust gas dilution device to thereby reduce in size an exhaust gas...
US20120060478 METHOD FOR DIAGNOSING A DIESEL OXIDATION CATALYST  
A method and a control system are provided for diagnosing a diesel combustion catalyst that is located in an exhaust line within a diesel engine system. The method comprising providing an unburned...
US20130312489 EXHAUST GAS ANALYZING SYSTEM  
The present invention provides an exhaust gas analyzing system having a function of navigating an adjusting procedure of a gas analyzer, and the system includes an analyzer for analyzing exhaust...
US20100313629 Preventing Soot Underestimation in Diesel Particulate Filters by Determining the Restriction Sensitivity of Soot  
A method of determining a need to perform regeneration of a diesel particulate filter in a diesel engine exhaust predicts a soot load of a diesel particulate filter with a pressure change based...
US20110174053 SYSTEM AND METHOD FOR STABILIZING A SENSOR  
Systems and methods are provided for stabilizing an emissions instrument. The emissions instrument includes an emissions sensor. The emissions sensor may be coupled to a gyro stabilizer. The gyro...
US20110165692 METHOD FOR CAPTURING MEASUREMENT VALUES AND DISPLAYING MEASUREMENT VALUES  
A method for determining an NOx concentration in a measurement gas is provided, where a measurement value for the NOx concentration is determined from the sensor signal of a gas sensor and a...
US20090211333 Sensor assembly having a flow head  
A flow head for a gas sensor having a sensing element is provided. The flow head includes a body at least partially defining a cavity in thermal communication with the sensing element. The body...
US20140338422 IN SITU HEATED OXYGEN PROBE WITH INTRINSICALLY SAFE OUTPUT  
An in situ oxygen analyzer having an intrinsically-safe output and a heated probe is provided. The probe is extendable into a source of process gas and has an oxygen sensor and heater disposed...
US20110265551 Emission Control with a Particulate Matter Sensor  
A method for controlling a particulate matter sensor heater is provided. The method includes operating the heater to burn-off soot accumulated on the sensor; and adjusting the heater level based...
US20120055139 Sensor for Detecting the Amount of a Reducing Agent and the Amount of a Pollutant in an Exhaust Gas  
A system assembly detects the amount of reducing agent and the amount of pollutant in an exhaust gas. The system assembly has a first pollutant sensor, which is cross-sensitive to the reducing...
US20140260533 DIAGNOSTIC SYSTEM AND METHOD FOR NITROGEN OXIDE SENSOR  
A system including a nitrogen oxide sensor and a controller is provided. The nitrogen oxide sensor is configured to generate a first signal indicative of nitrogen oxides content in an exhaust gas....
US20120000270 METHOD FOR DETECTING ABNORMALITY IN REDUCING AGENT  
Disclosed is a method for detecting abnormality in a reducing agent 17 replenished into a reducing agent tank 14 in an exhaust emission control device for reduction and removal of NOx through...
US20140223993 ADSORBENT GAS ANALYSIS DEVICE AND ADSORBENT GAS ANALYSIS METHOD  
In order to make it possible to conduct a measurement of an adsorbent gas on a real time basis under various conditions by decreasing a response delay during the measurement of the adsorbent gas,...
US20130219990 AGGLOMERATION AND CHARGE LOSS SENSOR FOR MEASURING PARTICULATE MATTER  
A sensor includes a housing, a central sensor electrode assembly, an insulating member, and a trace. The central sensor electrode assembly is coupled to a supply side of a voltage source. The...
US20150241400 UNIFORMITY INDEX PERFORMANCE EVALUATION IN AN SCR AFTERTREATEMENT SYSTEM  
An exemplary exhaust testing apparatus includes a housing defining an exhaust flow path extending from an inlet to an outlet. At least a portion of the housing is selectably rotatable relative to...
US20100300179 EXHAUST GAS SENSOR DIAGNOSTIC DEVICE  
In a transient state caused by fuel cut, a normal output of an A/F sensor having normal response and a lowered output having response lowered by a predetermined value as compared to the normal...
US20130317757 EXHAUST SAMPLING SYSTEM AND METHOD FOR WATER VAPOR MANAGEMENT  
Disclosed is an exhaust sampling system including a plurality of exhaust sampling system zones. The zones are, at least, a sampling conduit, a fill circuit, and a read circuit. A controller is...
US20100024521 Automatic Determination of an Emission Value for a Motor Vehicle  
The invention concerns the automatic determination of an emission value for a motor vehicle. For this purpose, a system for the automatic determination of an emission value for a motor vehicle 4...
US20120186329 PARTICLE SENSOR, EXHAUST SYSTEM AND METHOD FOR DETERMINING PARTICLES IN THE EXHAUST GAS  
A particle sensor for exhaust system is provided. In one embodiment, the particle sensor comprises a sensor element and an integrated amplifier circuit for amplifying a reference voltage for the...
US20120304737 Emissions Test System And Method  
An emission test system may include at least one controller configured to determine, directly or indirectly, a quantity of diluted exhaust sample in a container at the completion of an emissions...
US20110252864 Emissions Test System And Method  
An emission test system may include at least one controller configured to determine, directly or indirectly, a quantity of diluted exhaust sample in a container at the completion of an emissions...
US20140196519 METHOD FOR MEASURING AMOUNT OF PARTICULATE MATTER ACCUMULATED IN AN EXHAUST GAS PURIFICATION FILTER  
A measurement method capable of accurately evaluating the trapped amount of particulate matter (PM) accumulated in a diesel particulate filter (DPF) is provided. The method for measuring the...
US20130312488 SMOKE DETECTION SYSTEM AND METHOD FOR OPERATING A SMOKE DETECTION SYSTEM  
A smoke detection system includes at least one smoke detector which is installed in a first partial region of a region to be monitored by way of the smoke detection system. The smoke detection...
US20120047991 PARTICULATE MATTER DETECTION DEVICE  
A particulate matter detection device of the present invention includes a plate-like element base material, and a pair of measurement electrodes arranged in the element base material, each of the...
US20150007491 Oxygenated Butanol Gasoline Composition Having Good Driveability Performance  
A gasoline blend and a method for producing a gasoline blend containing low concentrations of a butanol isomer and having good cold start and warm-up driveability characteristics are disclosed.
US20150241399 SYSTEMS AND METHODS FOR DETERMINING COMBUSTION PROPERTIES OF WELLHEAD GAS  
Disclosed are methods, systems, and computer-readable mediums for determining combustion properties of wellhead gas. A methane concentration of a gas mixture is measured. A non-methane hydrocarbon...
US20120304736 METHOD, PARTICLE SENSOR AND PARTICLE SENSOR SYSTEM FOR MEASURING PARTICLES  
A method and a particle sensor (5) are provided for measuring particles, especially soot particles. The particles to be detected accumulate in a measuring region (10) of the particle sensor (5)....
US20140250976 EXHAUST GAS ANALYZING APPARATUS  
The present invention is one that is, in an exhaust gas analyzing apparatus used together with a CVS mechanism, adapted to be able to make an analysis with high accuracy, and an analyzing...
US20140165699 PARTICULATE MATTER SENSOR UNIT  
A particulate matter sensor unit including a sensor on one side of an exhaust line and configured to employ an electrostatic induction for generating electric charges by a particulate matter...
US20150101394 GAS SENSOR  
In a gas sensor (100), a base end portion (175b) of a second outer wall (175) of an outer protector (171) is connected airtightly to a forward end portion (164c) of a first inner wall (164) of an...
US20120180548 SYSTEM FOR DETERMINING EXHAUST GAS VOLUME  
A system is disclosed, including: a plurality of Bragg gratings distributed in positions transversely to the direction of flow of an exhaust gas in an exhaust gas channel of the device; an optical...
US20150253272 Explosion-Proof Miniaturized Combustible Gas Sensor  
The present invention provides an explosion-proof miniaturized combustible gas sensor, comprising: a metal casing having an accommodation space therein; a wire mesh, a vertical surface...
US20150013431 MULTIGAS SENSOR AND MULTIGAS SENSOR DEVICE  
A multigas sensor (200A) includes a multigas sensor element portion (100A) having: a NOx sensor portion (30A) which detects the concentration of NOx; and first and second ammonia sensor portions...
US20120198911 METHOD AND DEVICE FOR IDENTIFYING THE FUEL QUALITY IN A FUEL TANK OF AN INTERNAL COMBUSTION ENGINE  
In a method and a device for identifying the fuel quality in a fuel tank of an internal combustion engine, a reference volume with fuel is provided, which does not intermix with the fuel in the...
US20100031633 TROUBLE DIAGNOSIS DEVICE AND TROUBLE DIAGNOSIS METHOD FOR NOx SENSOR  
There is provided an NOx sensor trouble diagnosis device and an NOx trouble diagnosis method that can perform trouble diagnosis on a timely basis without intentionally creating any diagnosis mode...
US20110113854 DEVICE FOR OPERATING A PARTICLE SENSOR  
The invention relates to a device for operating a particle sensor in the exhaust gas duct of an internal combustion engine, the particle sensor comprising an interdigital electrode for determining...
US20080257012 Co2 Tracing Method for Measuring Raw Exhaust Gas Flow Rate at Exit From an Internal Combusting Engine for a Motor Vehicle and Measuring Equipment for Carrying Out Said Method  
The invention relates to an CO2 tracing method for measuring a raw exhaust gas (3) flow rate at exit from an internal combustion engine (1A) for a motor vehicle (1). The inventive CO2 tracing...
US20140345362 PARTICULATE MATTER SENSOR UNIT  
A particulate matter (PM) sensor unit may include an exhaust line where exhaust gas passes, and a PM sensor that may be disposed at one side of the exhaust line and that generates a signal when...
US20130145821 PARTICULATE MATTER SENSOR UNIT  
A particulate matter (PM) sensor unit may include an exhaust line where exhaust gas passes, and a PM sensor that may be disposed at one side of the exhaust line and that generates a signal when...
US20140182357 PARTICLE MONITORING METHOD AND PARTICLE MONITORING APPARATUS  
A particle monitoring method of monitoring particles included in an exhaust gas from a depressurized processing vessel 12 includes counting the particles included in the exhaust gas from the...
US20080282764 Calibration checking for continuous emissions monitoring system  
A continuous emissions monitoring system is in fluid communication with a flue stack conducting exhaust gas from a combustion source. The continuous emissions monitor system comprises an analyzer...
US20080182298 Method And System For The Transformation Of Molecules,To Transform Waste Into Useful Substances And Energy  
The system, based on a recirculating Carbon Flow Loop, neutralizes toxins within municipal waste or other feedstock. A Plasma Syngas Gasifier is used to generate ultra high temperatures in an...
US20130298638 COMBUSTIBLE GAS DETECTION DEVICE  
A combustible gas detection device includes an energization control circuit which controls the switching of the energization state of a heat generation resistor every predetermined time period...
US20150033709 SULFUR SENSOR FOR ENGINE EXHAUST  
A system and a method of operating the system are presented. The system includes a first sensor, a second sensor and a catalyst. The catalyst is located between the first sensor and the second...
US20100089138 Portable Emissions Measurement Adapter Device  
A portable emissions measurement adapter device (PEMAD) for a vehicle exhaust system having an first exhaust pipe coupled to a second exhaust pipe defining an air inlet opening therebetween,...
US20110174052 HYDROGEN SENSOR ASSEMBLY  
A hydrogen sensor assembly is disclosed. The hydrogen sensor assembly includes a sensing element within a sensor housing. The sensor housing includes an opening to facilitate a fluid communication...
US20120006093 GAS SENSOR  
[Objective] To provide a gas sensor in which the insulation among conduction members is stably secured through stable maintenance of the insulation property of a separator provided within a...
US20150153249 PARTICULATE SENSOR AND METHOD OF OPERATION  
A particulate sensing system configured to detect particulates in exhaust gas from a combustion process. Particulates are detected based on electrical conductivity between a first electrode and a...
US20090151425 NOx SENSOR DIAGNOSTIC DEVICE FOR INTERNAL COMBUSTION ENGINE  
A NOx sensor diagnostic device for an internal combustion engine includes a NOx sensor disposed in the exhaust passage of the engine, through which exhaust air discharged from the engine flows,...
US20110226039 Flue Gas Sensor With Water Barrier Member  
An improved flue gas sensor of a combustion device is disclosed. The flue gas sensor may include a housing and a gas detector disposed within the housing, wherein the gas detector detects or...

Matches 1 - 50 out of 335 1 2 3 4 5 6 7 >