EMITEC GESELLSCHAFT FÜR EMISSIONSTECHNOLOGIE MBH Patent applications |
Patent application number | Title | Published |
20130167512 | METHOD FOR OPERATING AN EXHAUST GAS TREATMENT DEVICE AND MOTOR VEHICLE HAVING THE DEVICE - A method for operating an exhaust gas treatment device having at least one reservoir for a reducing agent and at least one delivery device for a reducing agent, includes at least checking a filling level of the at least one reservoir, checking a current exhaust gas mass flow, and delivering reducing agent if the filling level of the at least one reservoir is below a minimum filling level and the exhaust gas mass flow is in a low-load range. A motor vehicle having the exhaust gas treatment device is also provided. | 07-04-2013 |
20130152557 | COMPACT EXHAUST GAS TREATMENT UNIT WITH REACTION AGENT ADDITION AND MOTOR VEHICLE HAVING AN EXHAUST GAS TREATMENT UNIT - An exhaust gas treatment unit at least includes an approach flow region, a diverting region, a backflow region and an outflow region disposed consecutively in terms of flow. The backflow region and the outflow region are disposed on an outer surface of the approach flow region and an addition unit for a reaction agent is disposed in the outflow region. A motor vehicle having an exhaust gas treatment unit is also provided. | 06-20-2013 |
20130145932 | METHOD AND APPARATUS FOR REDUCING SOOT PARTICLES IN THE EXHAUST GAS OF AN INTERNAL COMBUSTION ENGINE - An apparatus for reducing soot particles in exhaust gas, particularly of an internal combustion engine, includes first and second at least partially electrically conductive structures with an intermediate space therebetween, a high voltage source forming a potential between the first and second structures and at least one at least partially electrically conductive intermediate structure in the intermediate space receiving an intermediate potential. A method for treating the exhaust gas includes conducting exhaust gas from the first to the second structure and applying a high voltage at least temporarily between the first and second structures. At least part of the soot particles in the exhaust gas is ionized or agglomerated and deposited on the second structure. A high voltage between potentials of the first and second structures is applied at least temporarily to the intermediate structure. An electric field is influenced favorably and disruptions from undesirable voltage flashovers are reduced. | 06-13-2013 |
20130111860 | DEVICE FOR PARTICLE SEPARATION IN AN EXHAUST-GAS RECIRCULATION SYSTEM AND MOTOR VEHICLE HAVING THE DEVICE - A device for separating particles from an exhaust gas of an internal combustion engine includes at least a pot with a base having a multiplicity of openings, at least one nonwoven layer positioned on the base of the pot, and a cover. The at least one nonwoven layer is positioned between the base and the cover. A motor vehicle having the device is also provided. | 05-09-2013 |
20120111870 | INSTALLATION COMPONENT FOR A TANK, APPARATUS FOR DETERMINING A FILL LEVEL OF A TANK, METHOD FOR PRODUCING AN INSTALLATION COMPONENT, TANK AND MOTOR VEHICLE HAVING A TANK - An installation component for a tank includes, at least in parts, an electrically conductive material which forms a first electrode, and a second electrode which is electrically insulated with respect to the first electrode. At least one of the electrodes is applied to the installation component, in particular by a pad printing process, an airbrush printing process or a screen printing process. An apparatus for determining a fill level of a tank, a method for producing an installation component, a tank and a motor vehicle having a tank, are also provided. | 05-10-2012 |
20120102926 | DEVICE AND METHOD FOR TREATING EXHAUST GAS CONTAINING PARTICLES AND MOTOR VEHICLE HAVING THE DEVICE AND PERFORMING THE METHOD - A method and a device for treating exhaust gas containing particles, include a particle separator and at least one particle agglomeration device positioned upstream of the particle separator in exhaust gas flow direction. The particle agglomeration device includes at least one apparatus for forming an electrical field and a particle buffer storage device, through which the exhaust gas can flow. The particles are stored on top of each other at the particle buffer storage device in such a way that particle agglomerates are formed, which are removed from the particle buffer storage device again after a short period of time and supplied to the particle separator for conversion. A motor vehicle having the device and performing the method is also provided. | 05-03-2012 |
20110225957 | METHOD FOR REGENERATING AN OPEN PARTICLE SEPARATOR AND MOTOR VEHICLE HAVING AT LEAST ONE OPEN PARTICLE SEPARATOR - A method for regenerating an open particle separator includes at least determining at least one parameter, as a characteristic variable of a regeneration capability of the open particle separator. The at least one parameter is compared with a first threshold value. At least one portion of a comparison period during which the parameter has reached the first threshold value is determined. The portion is compared with a first minimum portion corresponding to a minimum regeneration time in the comparison time period. Measures are initiated to influence the parameter so that the parameter lies at least according to the first minimum portion and the first threshold value is reached and/or the open particle separator is regenerated. A motor vehicle having at least one open particle separator is also provided. | 09-22-2011 |
20110185715 | THERMOELECTRIC DEVICE, THERMOELECTRIC APPARATUS HAVING A MULTIPLICITY OF THERMOELECTRIC DEVICES AND MOTOR VEHICLE HAVING A THERMOELECTRIC APPARATUS - A thermoelectric device includes at least a first metal foil having a first material thickness, a second metal foil having a second material thickness, an interspace between the first metal foil and the second metal foil, an electrical insulation coating on the first metal foil and the second metal foil towards the interspace and a multiplicity of first semiconductor components and second semiconductor components, which are fixed and electrically connected to one another on the insulation coating in the interspace. A thermoelectric apparatus having a multiplicity of thermoelectric devices and a motor vehicle having a thermoelectric apparatus, are also provided. | 08-04-2011 |
20110107748 | PARTICLE FILTER WITH HYDROLYSIS COATING, DEVICE AND MOTOR VEHICLE - A particle filter includes channels that are formed by porous walls and run between a first end face and a second end face of the particle filter. The first end face has a hydrolysis coating outside the channels. A device includes at least one exhaust gas line through which an exhaust gas can flow in a flow direction, a nozzle for introducing a reducing agent containing or forming ammonia, and the aforementioned particle filter. The first end face of the particle filter is oriented towards the nozzle. A motor vehicle having the particle filter or the device, is also provided. | 05-12-2011 |
20110100744 | HONEYCOMB BODY FORMED OF METALLIC FOILS, METHOD FOR THE PRODUCTION THEREOF AND MOTOR VEHICLE - A honeycomb body is formed of smooth and structured metallic foils. The smooth foils have different average roughnesses or different oxide layer thicknesses than the textured foils. A method for producing the honeycomb body and a motor vehicle having the honeycomb body, are also provided. | 05-05-2011 |
20110033345 | HONEYCOMB BODY WITH FLEXIBILITY ZONES, EXHAUST-GAS PURIFICATION UNIT AND MOTOR VEHICLE - A honeycomb body includes at least one housing and a honeycomb structure with a plurality of channels. The honeycomb structure is formed from at least one at least partially structured metallic layer which forms connecting points fixing the honeycomb structure. A cross section of the honeycomb structure has radial zones with differing densities of the connecting points. In at least one zone, at least 1% and at most 20% of inner contact points in the cross section also form a connecting point. An exhaust-gas purification unit and a motor vehicle are also provided. | 02-10-2011 |
20110033344 | HONEYCOMB BODY WITH FLEXIBLE CONNECTING POINTS, EXHAUST-GAS TREATMENT UNIT AND MOTOR VEHICLE - A honeycomb body is formed of at least one at least partially structured sheet-metal foil and has a plurality of channels. The sheet-metal foil has a course or profile direction and includes top-side connecting points and bottom-side connecting points to itself or to at least one additional smooth sheet-metal foil or structured sheet-metal foil. At least the top-side connecting points or bottom-side connecting points form a curved connection line and expansion joints between the respective connection points of the curved connection line. An exhaust-gas treatment unit and a motor vehicle are also provided. | 02-10-2011 |
20100189616 | METHOD FOR REMOVING SOOT PARTICLES FROM AN EXHAUST GAS, ASSOCIATED COLLECTING ELEMENT AND SYSTEM - A method for removing soot particles from an exhaust gas of an internal combustion engine, especially of a diesel engine, includes feeding the exhaust gas through a collecting element through which the exhaust gas can pass freely but which is provided with a plurality of deflections and/or zones of swirl and calming or stabilization. At least a proportion of the particles are held or swirled around in the collecting element until there is a sufficient probability of reaction with nitrogen dioxide and a majority of the collected particles have been removed. A collecting element has flow channels through which the exhaust gas can pass freely. However, the flow channels are configured in such a way as to form deflections or zones of swirl and calming or stabilization. A system having the collecting element is also provided. | 07-29-2010 |
20100186380 | METHOD FOR REMOVING SOOT PARTICLES FROM AN EXHAUST GAS, ASSOCIATED COLLECTING ELEMENT AND SYSTEM - A method for removing soot particles from an exhaust gas of an internal combustion engine, especially of a diesel engine, includes feeding the exhaust gas through a collecting element through which the exhaust gas can pass freely but which is provided with a plurality of deflections and/or zones of swirl and calming or stabilization. At least a proportion of the particles are held or swirled around in the collecting element until there is a sufficient probability of reaction with nitrogen dioxide and a majority of the collected particles have been removed. A collecting element has flow channels through which the exhaust gas can pass freely. However, the flow channels are configured in such a way as to form deflections or zones of swirl and calming or stabilization. A system having the collecting element is also provided. | 07-29-2010 |
20100139244 | SELF-SUPPORTING MOUNT FOR CATALYST CARRIER BODY AND EXHAUST SYSTEM HAVING AT LEAST ONE MOUNT - A self-supporting mount for exhaust gas purification modules includes at least two retaining plates. The exhaust gas purification modules each have a cross sectional shape and at least one bead projecting beyond the main cross sectional shape and having a thickness. At least two of the exhaust gas purification modules pass at least partially through at least one of the retaining plates and are each fixed between the at least two retaining plates through the use of the bead. An exhaust system for a motor vehicle having at least one self-supporting mount, is also provided. | 06-10-2010 |
20100089036 | EXHAUST-GAS TREATMENT DEVICE HAVING A SENSOR FOIL - A device for exhaust-gas treatment includes at least one housing with an inner surface and at least one sensor foil disposed in the housing. The sensor foil is formed at least with a sensor element and a conductor element. The sensor foil is also provided with an edge up to which the conductor element extends and which bears against the inner surface of the housing. The housing also has an opening for contacting of the conductor element. The opening is surrounded on the inner surface by an electrical insulating layer. | 04-15-2010 |
20100064671 | METHOD AND DEVICE FOR EVAPORATING A FLUID - A method and device for evaporating a predeterminable volume of fluid includes successive addition of partial volumes of the predeterminable volume to a supply line at different adding rates, at least partially evaporating the partial volumes forming vapor film between them and a supply line wall, conveying the partial volumes through the supply line to an evaporator surface, and applying the partial volumes to an evaporator surface region varying as a function of mass and/or volume adding rate of the partial volume, permitting effective evaporation of fluid, particularly urea/water solution. Utilization of the highest possible proportion of evaporator surfaces is achieved by mass and/or volume addition rate-dependent distribution of impingement surfaces on the evaporator surface. This heating strategy in the supply line region ensures the Leidenfrost effect when individual partial volumes are added. As even a distribution as possible is achieved using a corresponding geometrical configuration of the evaporator channel. | 03-18-2010 |
20100037598 | METHOD FOR PROVIDING AMMONIA FOR THE SELECTIVE CATALYTIC REDUCTION OF NITROGEN OXIDES AND CORRESPONDING DEVICE - A method and a device for providing ammonia for the selective catalytic reduction of nitrogen oxides in the exhaust system of an internal combustion engine, include the following steps: a) recording at least one actuating variable for influencing the state of the internal combustion engine; b) calculating a possible nitrogen oxide emission of the internal combustion engine on the basis of an evaluation of the at least one measured variable; c) calculating an ammonia quantity which corresponds to the possible nitrogen oxide emission; and d) initiating the provision of the corresponding ammonia quantity by exhaust-gas-external evaporation in an evaporator and exhaust-gas-external hydrolysis of aqueous urea solution, wherein at least one of the following values: i) the heating power of the evaporator or ii) the quantity of aqueous urea solution supplied to the evaporator, is regulated on the basis of the ammonia quantity calculated in step c). | 02-18-2010 |