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Exhaust Gas patents



      
           
This page is updated frequently with new Exhaust Gas-related patent applications. Subscribe to the Exhaust Gas RSS feed to automatically get the update: related Exhaust RSS feeds. RSS updates for this page: Exhaust Gas RSS RSS


Method for determining a quality of a reducing agent solution containing ammonia used to reduce nitrite oxide

Method and apparatus for zero emission combined heat and power

Date/App# patent app List of recent Exhaust Gas-related patents
07/17/14
20140199221
 Method for removing contaminants from exhaust gases patent thumbnailMethod for removing contaminants from exhaust gases
A method for removing contaminants from the effluent from metal pickling operations by oxidizing the contaminants in the effluent, passing the oxidized effluent to a first scrubber thereby removing mixed acid vapors and some nitrogen oxides and passing these scrubbed gases to a second scrubbing system while injecting ozone into a duct between the first and the second scrubbing systems thereby to oxidize nitrogen oxides to higher oxides and scrubbing the oxidized nitrogen oxides gas stream in the second scrubbing system.. .
07/17/14
20140199219
 Method for determining a quality of a reducing agent solution containing ammonia used to reduce nitrite oxide patent thumbnailMethod for determining a quality of a reducing agent solution containing ammonia used to reduce nitrite oxide
A determination of a quality of a reducing agent solution containing ammonia used to reduce nitrogen oxides involves actuating a metering unit that delivers metered quantities of reducing agent solution into an engine's discharged exhaust gas and determining an efficiency value that is at least correlated with the efficiency of the scr catalytic converter and comparing the efficiency value to a predefinable limit value. If an efficiency value not corresponding to proper functioning of the scr exhaust emission control system is identified by the comparison, a switch is made to a diagnostic mode in a second method step.
07/17/14
20140199218
 Method and apparatus for zero emission combined heat and power patent thumbnailMethod and apparatus for zero emission combined heat and power
An emissions control system and method of controlling emissions reduces contaminants in exhaust gases. The emissions control system may be a combined power and heat system which may include an organic rankine cycle drive for producing electricity.
07/17/14
20140199212
 Construction machine with heat management system patent thumbnailConstruction machine with heat management system
A construction machine according to the disclosure includes a tank for receiving an additive provided for the treatment of exhaust gases of the construction machine, and the additive has a decomposition temperature. The construction machine furthermore comprises at least one connecting line which is configured to conduct the additive away from the tank and/or to the tank.
07/17/14
20140199210
 Exhaust gas purification apparatus for an internal combustion engine patent thumbnailExhaust gas purification apparatus for an internal combustion engine
A reduction in the accuracy of a failure determination of a filter due to a reduction in the detection accuracy of a pm sensor is suppressed. In order to achieve this, provision is made for a filter, an nox selective reduction catalyst at the downstream side of the filter, a supply device for supplying a reducing agent to the nox selective reduction catalyst, a pm sensor for detecting an amount of particulate matter in an exhaust gas at the downstream side of the nox selective reduction catalyst, and a supply decrease part that makes an amount of supply of the reducing agent smaller in cases where at least one of the following conditions is satisfied than in cases where any of the conditions is not satisfied, wherein the conditions include: a condition in which the temperature of the nox selective reduction catalyst is equal to or less than a threshold value; a condition in which the temperature of the exhaust gas is equal to or less than a threshold value; a condition in which the flow rate of the exhaust gas is equal to or larger than a threshold value; and a condition in which the amount of adsorption of the reducing agent in the nox selective reduction catalyst is equal to or larger than a threshold value..
07/17/14
20140198819
 Method of recovering energy from an electric induction furnace exhaust gas in the gasification of feed fuel to exhaust gas patent thumbnailMethod of recovering energy from an electric induction furnace exhaust gas in the gasification of feed fuel to exhaust gas
A method of recovering energy from an electric induction furnace exhaust gas in the gasification of feed fuel to exhaust gas. Melt of an electrically conductive material, which is disposed within electric induction furnace, is pressurized while substantially sealing the electric induction furnace to enable the build-up of a superatmospheric pressure in said furnace.
07/17/14
20140196972
 Integrated vehicle structure and power-plant exhaust patent thumbnailIntegrated vehicle structure and power-plant exhaust
A frame is disclosed for a vehicle having a vehicle body, a vehicle suspension, and a power-plant configured to generate torque and an exhaust gas stream. The frame includes a tubular frame rail in fluid communication with the power-plant, wherein the rail is defined by a fully-closed cross-section that provides a fluid passage.
07/17/14
20140196703
 Devices and methods for exhaust gas recirculation operation of an engine patent thumbnailDevices and methods for exhaust gas recirculation operation of an engine
An engine is provided that includes an exhaust gas recirculation (egr) conduit in fluidic communication with a first exhaust valve in a cylinder and an intake system, an exhaust conduit in fluidic communication with a second exhaust valve in the cylinder and an emission control device. During operation with the first valve active and the second valve deactivated, a fixed egr level can be provided.
07/17/14
20140196702
 Ignition and knock tolerance in internal combustion engine by controlling egr composition patent thumbnailIgnition and knock tolerance in internal combustion engine by controlling egr composition
A method for improving ignition of a spark ignited internal combustion engine by controlling the composition of recirculated exhaust gas. It is assumed that the engine has a spark ignition system and an exhaust gas recirculation (egr) loop such that at least one of the combustion cylinders is an egr cylinder that generates an egr stream carried by the egr loop.
07/17/14
20140196701
 Method for operating an exhaust gas recirculation system patent thumbnailMethod for operating an exhaust gas recirculation system
A method is provided for operating an exhaust gas recirculation (egr) system of a thermal energy source, the egr system includes, but is not limited to an egr circuit and an egr cooler, the egr cooler connected in a heat exchanging relationship with an egr coolant circuit equipped with an egr coolant pump. The method includes, but is not limited to monitoring a parameter (tegrcool) representative of a temperature of the coolant in the egr coolant circuit, operating the egr coolant pump on the basis of the parameter (tegrcool) and of a target value thereof (tegrtgt)..
07/17/14
20140196696
Supercharged internal combustion engine with twin-flow turbine and method for operating an internal combustion engine of said type
A supercharged internal combustion engine may include a twin-flow turbine with variable vane geometry. One example method to operate the device permits optimized operation of the internal combustion engine at low exhaust gas flow rates..
07/17/14
20140196600
Air engine with rotatable intake-exhaust mechanism
An air engine includes a cylinder, a piston, a gas supply and an intake-exhaust mechanism. The gas supply supplies a compressed gas to move the piston reciprocating in the cylinder.
07/17/14
20140196527
Method for diagnosing a low pressure exhaust gas recirculation system of an internal combustion engine and device for carrying out the method
A method and device for diagnosing a low pressure exhaust gas recirculation system (lpegrs) of an internal combustion engine having an intake area for supplying fresh air which includes in succession in the flow direction a first section having a low pressure in which an air mass flow sensor is situated, a compressor and a second section having a high pressure, the engine exhaust area including a second section having a low exhaust gas pressure, and the lpegrs which has an adjustable lpegr valve recirculating at least a portion of the exhaust gas in the second section of the exhaust area to the first section of the intake area. The fresh air mass flow taken in is measured by the air mass flow sensor, the total mass flow flowing through the compressor being ascertained, the lpegr mass flow being ascertained from the difference between the total mass flow and the fresh air mass flow taken in, an estimated value being calculated for the lpegr mass flow, the difference between the ascertained lpegr mass flow and the estimated value being formed, and an error signal being output for a deviation.
07/17/14
20140196519
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 amount of accumulated particulate matter comprises propagating ultrasonic waves generated by a transmitter 3 provided directly to the dpf or outside a container and insulation material 6 having a property that propagates ultrasonic waves, measuring the amount of pm accumulated in the dpf 2 using a receiver 4, the dpf being composed of porous ceramic and disposed at an intermediate point in the exhaust pipe 1 of a diesel engine, and determining the amount of accumulated pm on the basis of the results..
07/17/14
20140196464
System and method for protecting components in a gas turbine engine with exhaust gas recirculation
A system includes a gas turbine engine that includes a turbine section having one or more turbine stages between an upstream end and a downstream end, an exhaust section disposed downstream from the downstream end of the turbine section, and a fluid supply system coupled to the exhaust section. The fluid supply system is configured to route an inert gas to the exhaust section..
07/17/14
20140196441
Reductant aqueous solution mixing device and exhaust aftertreatment device provided with the same
A mixing device includes: an elbow pipe attached to an outlet pipe of a filter device, the elbow pipe changing a flow direction of an exhaust gas flowing from the filter device; a straight pipe connected to a downstream side of the elbow pipe, the straight pipe extending in a direction intersecting an axial line of the outlet pipe; an injector attached to the elbow pipe and injecting a reductant aqueous solution inside the elbow pipe toward the straight pipe; and a mixing pipe disposed in the elbow pipe to serve as a cover for the reductant aqueous solution, the mixing pipe being provided with openings on a circumferential wall thereof. A plurality of large openings are provided on a circumferential wall of the mixing pipe near the injector and a plurality of small openings are provided on a circumferential wall of the mixing pipe near the straight pipe..
07/17/14
20140196440
Reductant aqueous solution mixing device and exhaust aftertreatment device provided with the same
A mixing device includes: an elbow pipe attached to an outlet pipe of a filter device, the elbow pipe changing a flow direction of an exhaust gas flowing from the filter device; a straight pipe connected to a downstream side of the elbow pipe, the straight pipe extending in a direction intersecting an axial line of the outlet pipe; an injector attached to the elbow pipe and injecting a reductant aqueous solution inside the elbow pipe toward the straight pipe; and a mixing pipe disposed in the elbow pipe to serve as a cover for the reductant aqueous solution, the mixing pipe being provided with openings on a circumferential wall thereof. A cutout is provided at a fixing portion of the mixing pipe with the elbow pipe at a position for allowing the exhaust gas entering through an inlet of the elbow pipe to flow toward the injection nozzle..
07/10/14
20140193734
Fuel cell system having a pump and related method
A portable fuel cell system and related method are disclosed. The system includes a fuel cell having an anode port through which passes an anode gas, a cathode port through which passes a cathode gas, and an exhaust port through which passes an exhaust gas.
07/10/14
20140193727
Fuel cell system
A fuel cell system includes a fuel cell module for generating electrical energy by electrochemical reactions of a fuel gas and an oxygen-containing gas, and a condenser for condensing water vapor in an exhaust gas discharged from the fuel cell module by heat exchange between the exhaust gas and a coolant to collect the condensed water and supplying the collected condensed water to the fuel cell module. The condenser includes an air cooling condensing mechanism using the oxygen-containing gas as the coolant, and a water cooling condensing mechanism using the hot water stored in the hot water storage unit as the coolant.
07/10/14
20140193318
Reductant decomposition system
Described herein are various embodiments of a reductant decomposition system. According to one representative embodiment, the reductant decomposition system includes an exhaust gas chamber including an inlet and outlet.
07/10/14
20140193306
Exhaust gas oxidation catalyst
An exhaust gas oxidation catalyst characterised as an exhaust gas oxidation catalyst comprising a catalyst substrate, wherein a plurality of exhaust gas channels has been formed, and a catalyst layer formed on the surface of the exhaust gas channels in the catalyst substrate; wherein a catalyst layer consisting of a bottom catalyst layer, a top catalyst layer exposed within the exhaust gas channels, and an intermediate catalyst layer located between the bottom catalyst layer and top catalyst layer, is provided so as to cover not less than 25% of the exhaust gas channel surface, and wherein the bottom catalyst layer contains at least an oxygen-occluding agent as catalyst component but does not contain a hydrocarbon adsorbent, the intermediate catalyst layer contains at least catalyst metal, supported on a metal oxide support, and a hydrocarbon adsorbent as catalyst components, and the top catalyst layer contains at least an oxygen-occluding agent and a hydrocarbon adsorbent as catalyst components.. .
07/10/14
20140190459
Anti-freezing device for egr device
In an anti-freezing device for an egr device 14 with an egr cooler 12 being provided midway of an egr pipe 11 for extraction and recirculation of a part of exhaust gas from an exhaust side to an intake side, a downstream egr pipe 11b downstream of the egr cooler 12 being connected through a flange section 15 to an egr valve 13, the flange section 15 is provided with a warm-water passage 16 to and from which engine warm water 22 is guided through warm-water conduits 23 and 24.. .
07/10/14
20140190458
Egr rate control for internal combustion engine with dual exhaust-ported cylinders
A method of using exhaust gas recirculation (egr) in an internal combustion engine. At least two of the cylinders are “dual exhaust-ported cylinders” having two exhaust ports.
07/10/14
20140190162
Heat recovery system for a gas turbine engine
A heat recovery system for an engine having an exhaust nozzle whereby exhaust gas is expelled, the heat recovery system comprising a heat exchanger disposed within the exhaust nozzle, heat exchanger containing a fluid, heat exchanger is further positioned to utilize heat energy from exhaust gas to vaporize fluid a turboexpander fluidly connected to heat exchanger and located downstream from heat exchanger, turboexpander further operatively connected to a utility a condenser fluidly connected to turboexpander and located downstream of turboexpander, and a pump fluidly connected to condenser and located between condenser and heat exchanger, pump is configured to direct fluid from condenser to heat exchanger; whereby operation of engine will generate heat energy in exhaust nozzle, vaporize fluid, and create a pressurized vapor which will drive turboexpander.. .
07/10/14
20140190161
Supercharger control device for internal combustion engine
A turbocharging system of an internal combustion engine includes compressor of a turbocharger disposed on an intake passage of an internal combustion engine and a turbine disposed on an exhaust passage of the internal combustion engine. A bypass passage connects an upstream side and a downstream side of the turbine in the exhaust passage together.
07/10/14
20140190160
Method and system for exhaust gas recirculation
Methods and systems are provided for an engine including a first turbocharger having a first compressor and a second turbocharger having a second compressor. An egr differential between the first compressor and the second compressor may be increased under a condensation condition, and decreased under a surge condition.
07/10/14
20140190151
Exhuast gas heating apparatus
A heating apparatus and method for use in an exhaust gas system is provided that includes a container body defining an exhaust gas pathway, a heater flange component attached to an exterior of the container body, and a heater assembly disposed in the exhaust gas pathway and secured to the heater flange component. The heater assembly includes at least one heater element, a bracket assembly that secures the at least one heater element in the container body, and a conformal bracket for securing the at least one heater element to the bracket assembly..
07/10/14
20140190150
Exhaust gas purification apparatus for an internal combustion engine
In cases where at the upstream side of an nox selective reduction catalyst there is provided another catalyst, sulfur poisoning of both the catalysts is recovered in an appropriate manner. To this end, provision is made for an nh3 generation catalyst arranged in an exhaust passage of an internal combustion engine for generating nh3, the nox selective reduction catalyst arranged in the exhaust passage at a location downstream of the nh3 generation catalyst for reducing nox in a selective manner, an upstream side recovery unit to recover sulfur poisoning of the nh3 generation catalyst, and a downstream side recovery unit to recover sulfur poisoning of the nox selective reduction catalyst after the sulfur poisoning of the nh3 generation catalyst has been recovered by the upstream side recovery unit..
07/10/14
20140190149
Air-fuel ratio control apparatus
When an internal combustion engine (1) is determined to be in a low-temperature start state (an affirmative determination is made in s120), an air-fuel ratio control apparatus (10) controls the temperature of a downstream detection element (17) of a downstream gas sensor (15) to a downstream target temperature by driving a downstream heater (16) of the downstream gas sensor (15) (s170), and feedback-controls the air-fuel ratio of exhaust gas based on the output of the downstream gas sensor (15) (s190). When the engine (1) is determined not to be in the low-temperature start state (a negative determination is made in s120), the air-fuel ratio control apparatus (10) drives an upstream heater (25) of an upstream gas sensor (22) and feedback-controls the air-fuel ratio of exhaust gas based on the output of the upstream gas sensor (22) (s270)..
07/03/14
20140187415
Complex oxide, method for producing same, and exhaust gas purification catalyst
Provided are: a complex oxide that exhibits high redox ability even at low temperatures, has excellent heat resistance, and stably retains these characteristics even on repeated oxidation and reduction at high temperature; a method for producing the same; and an exhaust gas purification catalyst. The inventive complex oxide contains ce; rare earth metal element other than ce, including y; al and/or zr; and si; such that the ce, and said other elements other than ce and si, are present in a mass ratio of 85:15-99:1, calculated as oxides; and has a characteristic such that when it is subjected to temperature-programmed reduction (tpr) measurement in a 10% hydrogen-90% argon atmosphere at from 50° c.
07/03/14
20140186662
Bus bar case, electric storage apparatus, and vehicle
A bus bar case includes a bus bar holding portion unifying and holding a plurality of bus bars for electrically connecting adjacent cells of a plurality of cells arranged in a predetermined direction, each of the cells having a gas discharge valve, and a hose holding portion provided integrally with the bus bar holding portion and holding an exhaust gas hose for directing gas discharged through the gas discharge valve in the predetermined direction, the gas discharge valve being provided for each of the plurality of cells, wherein the hose holding portion has a recess portion forming a space for passing the exhaust gas hose between the hose holding portion and an upper face of the cell when the plurality of bus bars held by the bus bar holding portion are fixed to the plurality of cells.. .
07/03/14
20140186244
Catalysed substrate monolith
A catalysed substrate monolith 12 for use in treating exhaust gas emitted from a lean-burn internal combustion engine, which catalysed substrate monolith 12 comprising a first washcoat coating 16 and a second washcoat coating 18, wherein the first washcoat coating comprises a catalyst composition comprising at least one platinum group metal (pgm) and at least one support material for the at least one pgm, wherein at least one pgm in the first washcoat coating is liable to volatilise when the first washcoat coating is exposed to relatively extreme conditions including relatively high temperatures, wherein the second washcoat coating comprises at least one metal oxide for trapping volatilised pgm and wherein the second washcoat coating is oriented to contact exhaust gas that has contacted the first washcoat coating.. .
07/03/14
20140186228
Filter for filtering particulate matter from exhaust gas emitted from a compression ignition engine
A filter for filtering particulate matter (pm) from exhaust gas emitted from a compression ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a wash coat comprising a plurality of solid particles comprising a molecular sieve promoted with at least one metal wherein the porous structure of the wash coated porous substrate contains pores of a second mean pore size, and wherein the second mean pore size is less than the first mean pore size.. .
07/03/14
20140186227
Catalytic converter of internal combustion engine and apparatus for purifying exhaust gas provided with the same
A catalytic converter of an internal combustion engine may include: at least one inlet channel having an end through which an exhaust gas is flowed into and the other end which is blocked; at least one outlet channel having an end which is blocked and the other end through which the exhaust gas is discharged; and a wall defining a boundary between neighboring inlet channel and outlet channel, and adapted to flow the exhaust gas from the inlet channel to the outlet channel, wherein the wall includes a single-layered portion formed at an end portion and having a three-way catalyst layer, and a multi-layered portion being the portion other than the single-layered portion and having a three-way catalyst layer, a hydrocarbon trap layer and an insulating layer. An apparatus of purifying an exhaust gas is also provided..
07/03/14
20140186220
Exhaust gas purification apparatus for an internal combustion engine
In cases where an nox selective reduction catalyst is provided at a location downstream of an nox storage reduction catalyst, nox purification performance in an exhaust gas purification apparatus as a whole is maintained, irrespective of deterioration of the nox storage reduction catalyst. For this purpose, the reduction of nox in the nox storage reduction catalyst is promoted more when the degree of deterioration of the nox storage reduction catalyst or the nox selective reduction catalyst is low than when it is high, and the reduction of nox in the nox selective reduction catalyst is promoted more when the degree of deterioration of the nox storage reduction catalyst or the nox selective reduction catalyst is high than when it is low..
07/03/14
20140186171
Guide blade arrangement for an exhaust gas turbocharger
A guide blade arrangement for an exhaust gas turbocharger may include guide blades rotatably mounted on a guide blade carrier ring via a respective blade bearing pin. A cover disc may be spaced from the guide blade carrier ring, wherein the guide blades may be arranged between the cover disc and the guide blade carrier ring.
07/03/14
20140183327
Utility vehicle
In an exhaust system of a vehicle including at least: an engine; a transmission arranged on a rear side in a vehicle traveling direction relative to the engine; an exhaust pipe connected to the engine and discharging exhaust gas; and an exhaust muffler connected to a downstream end part of the exhaust pipe, the exhaust muffler is elastically supported on the transmission by an exhaust muffler support member arranged and located between the transmission and the exhaust muffler.. .
07/03/14
20140183024
Non-perpendicular connections between coke oven uptakes and a hot common tunnel, and associated systems and methods
The present technology is generally directed to non-perpendicular connections between coke oven uptakes and a hot common tunnel, and associated systems and methods. In some embodiments, a coking system includes a coke oven and an uptake duct in fluid communication with the coke oven.
07/03/14
20140182963
Dump truck
A dump truck includes a cab being located behind an engine compartment in which an engine is enclosed, a body being located behind the cab, and an exhaust aftertreatment device being adapted to purify an exhaust gas from the engine. The exhaust aftertreatment device includes a dpf device being adapted to capture a particulate matter in the exhaust gas and being located on a top of a fender provided alongside the cab, an scr device being adapted to purify a nitrogen oxide in the exhaust gas and being located between the cab and the body, and a communication pipe through which the dpf device and the scr device are in communication with each other..
07/03/14
20140182835
Oil sand production without co2 emission
A plant for generation of steam for oil sand recovery from carbonaceous fuel with capture of co2 from the exhaust gas, comprising heat coils (105, 105′, 105″) arranged in a combustion chamber (101) to cool the combustion gases in the combustion chamber to produce steam and superheated steam in the heat coils, steam withdrawal lines (133, 136, 145) for withdrawing steam from the heat coils, an exhaust gas line (106) for withdrawal of exhaust gas from the combustion chamber (101), where the combustion chamber operates at a pressure of 5 to 15 bara, and one or more heat exchanger(s) (107, 108) are provided for cooling of the combustion gas in line (106), a contact device (113) where the cooled combustion gas is brought in countercurrent flow with a lean co2 absorbent to give a rich absorbent and a co2 depleted flue gas, withdrawal lines (114, 115) for withdrawal of rich absorbent and co2 depleted flue gas, respectively, from the contact device, the line (115) for withdrawal of co2 depleted flue gas being connected to the heat exchangers (107, 108) for heating of the co2 depleted flue gas, and where the rich absorbent is regenerated an absorbent regenerator (116), the regenerated lean absorbent is recycled to the absorber (113), and a gas withdrawal line (121) connected to the absorber for withdrawal of co2 and steam from the regenerator (116), is described. .
07/03/14
20140182821
Alloys for a heat exchanger tube having an inner protective cladding and brazed disrupter
The invention relates to an assembly of two brazing sheets the first one of which consists of a 3xxx alloy clad on one surface with a 1xxx alloy, the second one of which consists of an aa3xxx alloy clad on both surfaces thereof with a 4xxx alloy, which are assembled together by brazing so as to form a disrupted channel for the flow of exhaust gases, in particular for an engine vehicle.. .
07/03/14
20140182810
Environmental control method and apparatus for a vehicle
A heat transfer apparatus and system for transferring heat for use onboard a vehicle includes a conductor arranged to conduct fluid transferring heat from a vehicle engine to a heat exchanger to heat a second fluid to heat and/or dry utility compartments of the vehicle. The heat transfer system includes a tube arranged to conduct fluid so that heat is transferred from the exhaust gas to the fluid..
07/03/14
20140182718
Exhaust stack pipe cover
A cover for the upper end of an exhaust stack pipe comprises a curved cover pipe of greater diameter than the stack pipe. The curved cover pipe has a proximal end to fit over the end of the stack pipe and a distal end from which exhaust gases are discharged.
07/03/14
20140182649
Accumulated type thermoelectric generator for vehicle
In one embodiment, a thermoelectric generator for a vehicle is provided. In particular, a thermoelectric generator is provided that includes a thermoelectric generating unit which is mounted between an exhaust gas inlet pipe through which an exhaust gas flows within and an exhaust gas outlet pipe through which the exhaust gas is discharged.
07/03/14
20140182648
Accumulated type thermoelectric generator for vehicle
An accumulated type thermoelectric generator that includes an assembly of a plurality of unit modules in which a first thermoelectric element and a second thermoelectric element are installed, is mounted between an exhaust gas inlet pipe and an exhaust gas outlet pipe. A coolant inlet is formed within an upper portion of an outermost unit module in a direction of the exhaust gas outlet pipe, and a coolant outlet is formed within a lower portion of an outermost unit module in a direction of the exhaust gas inlet pipe.
07/03/14
20140182567
Exhaust gas recirculation valve device for vehicle
An exhaust gas recirculation valve device for a vehicle includes a valve housing having an exhaust gas inlet port and an exhaust gas outlet port, a flap valve rotatably mounted on the valve housing to open and close the exhaust gas outlet port, and a valve shaft fitted to penetrate the flap valve and coupled to the flap valve by electron beam welding to rotate integrally with the flap valve.. .
07/03/14
20140182566
Method for operating a reciprocating piston internal combustion engine with internal exhaust gas energy recuperation and reciprocating piston internal combustion engine
In a method for operating a reciprocating-piston internal combustion engine having internal exhaust gas energy recuperation, a cylinder head recuperator is heated up during an exhaust cycle by hot exhaust gas flowing through the cylinder head recuperator prior to being exhausted from the cylinder via an exhaust valve. During an intake cycle, fresh charge flows into the power chamber of the cylinder by passing around a cylinder head recuperator.
07/03/14
20140182523
Coolant circuit for an internal combustion engine and method of operating a coolant circuit
The invention relates to a coolant circuit (1) for an internal combustion engine (2), wherein the coolant can circulate between the internal combustion engine (2) and a heat sink (3) depending upon a switchable valve (4), which is closed in the initial state during a cold start of the internal combustion engine (2), wherein the valve (4) can be switched to an at least partially opened sequential state depending on an exhaust gas mass flow emitted by the internal combustion engine (2), and wherein a control device (6) determines an integral of the exhaust gas mass flow with respect to the time and switches the valve (4) into the sequential state when an integral threshold value is exceeded.. .
07/03/14
20140182492
Method for optimizing the burnout of exhaust gases of an incinerator
A method for optimizing the burnout of exhaust gases of an incinerator includes introducing a solid material via an inlet into a combustion chamber defining a primary combustion space, combusting the solid material in the primary combustion space, in the form of a combustion bed conveyed over a combustion grate, with admission of primary air, discharging the combusted solid material from the primary combustion space via an outlet arranged opposite the inlet in the conveying direction, combusting the primary combustion gases released during the combustion of the solid material, with admission of secondary air, in a secondary combustion chamber defining a secondary combustion space and arranged downstream of the combustion chamber in the flow direction of the combustion gases, and homogenizing the exhaust gases containing the primary combustion gases in a mixing zone by means of a fluid introduced via a nozzle before entry into the secondary combustion space.. .
07/03/14
20140182357
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 depressurized processing vessel 12 while cleaning an inside of the depressurized processing vessel 12 by a particle monitor 18; creating a histogram showing a time and the number of particles from a result of the counting of the particles; extracting, from the histogram, a first feature amount indicating a correlation between a mode of the number of the particles and a particle counting period; and extracting, from the histogram, a second feature amount indicating a correlation between the particle counting period and a distribution tendency of the particles during the particle counting period.. .
07/03/14
20140182303
System and method for a turbine combustor
A system includes a turbine combustor that includes a head end portion having a head end chamber, a combustion portion having a combustion chamber disposed downstream from the head end chamber, a cap disposed between the head end chamber and the combustion chamber, and a flow distributor configured to distribute an exhaust flow circumferentially around the head end chamber. The flow distributor includes at least one exhaust gas flow path..
07/03/14
20140182299
System and method for reheat in gas turbine with exhaust gas recirculation
A system includes a turbine having an exhaust flow path through a plurality of turbine stages, wherein the plurality of turbine stages is driven by combustion products flowing through the exhaust flow path, at least one main combustor disposed upstream from the turbine, wherein the at least one main combustor is configured to combust a fuel with a first oxidant and an exhaust gas to generate the combustion products, at least one reheat combustor disposed in or between turbine stages of the turbine, wherein the at least one reheat combustor is configured to reheat the combustion products by adding a second oxidant to react with unburnt fuel in the combustion products, and an exhaust gas compressor, wherein the exhaust gas compressor is configured to compress and route the exhaust gas from the turbine to the at least one main combustor along an exhaust recirculation path.. .
07/03/14
20140182298
Stoichiometric combustion control for gas turbine system with exhaust gas recirculation
In one embodiment, a system includes at least one sensor configured to communicate a signal representative of a gas turbine operations. The system further includes a controller communicatively coupled to the sensor.
07/03/14
20140182288
Device and method for regulating a spark-ignition gas engine
A protective device for a spark-ignition gas engine is provided, which engine has a throttle valve for controlling a gas/air mixture and has an exhaust-gas turbocharger with a turbine that is associated with a throttle member for exhaust gas. A detection unit is configured to detect an actual differential pressure across the throttle valve, and a control unit is configured to change the position of the throttle member based on the actual differential pressure.
07/03/14
20140182287
Turbo-charger system
A turbocharger system includes a compressor that is connected with a turbine operated by an exhaust gas by a rotary shaft and compresses and supplies external gas to a combustion chamber of an engine, an intercooler and a throttle valve disposed in an intake line connecting the compressor with the combustion chamber of the engine, a branch line connecting an intake line between the compressor and the intercooler with an intake line between the intercooler and the throttle valve, a shutoff valve disposed in the branch line to selectively open/close the branch line, and an engine control unit controlling the operation of the shutoff valve. .
07/03/14
20140182275
Apparatus and catalyst can for exhaust gas of vehicle
A catalyst can of exhaust gas can include a catalyst embedded substantially in the center of an inner space of the catalyst can, and an inflow space and a discharge space partitioned in an upper part and a lower part of the catalyst can, respectively. The catalyst can also includes an inflow-side partition vertically cutting and dividing the inflow space into a plurality of partial inflow spaces, and an inlet formed for each partial inflow space..
07/03/14
20140182274
Urea-water addition control unit
A control portion sets a total injection amount of a urea water injected from an injector to an exhaust gas, and controls to open or close the injector based on the injection amount. An injection-amount correcting portion estimates an injection characteristic of the injector from an injection-amount difference between the total injection amount and a decreased amount of the urea water in a tank, and corrects a command value of a control signal outputted to the injector based on the injection characteristic.
07/03/14
20140182272
Using resistance equivalent to estimate heater temperature of an exhaust gas after-treatment component
A temperature of a heated component is determined for control and monitoring. The heater driver, upon receipt of a turn-on signal, generates a current within a component of an electronic catalyst or exhaust after-treatment component, wherein the current through the component generates an appropriate loss to generate heat for facilitation of an exhaust after-treatment process.
07/03/14
20140182196
Apparatus for upgrading coal and method of using same
An apparatus for upgrading coal comprising a baffle tower, inlet and exhaust plenums, and one or more cooling augers. The baffle tower comprises a plurality of alternating rows of inverted v-shaped inlet and outlet baffles.
06/26/14
20140179959
Plasma arc furnace and applications
A plasma arc reformer for creating a useful fuel, such as methanol, using any of methane, municipal solid waste, farm or forest waste, coal orchar rock from oil shale production, petrochemical hydrocarbons, (any carbon containing charge), water, and/or municipal sewage, as the source material. A high temperature plasma arc de-polymerizes the source material into atoms which, upon partial cooling, creates a gas stream rich in co and h2 (syngas).
06/26/14
20140179515
Complex oxide, method for producing same, and exhaust gas purification catalyst
Provided are: a complex oxide that exhibits high redox ability even at low temperatures, has excellent heat resistance, and stably retains these characteristics even on repeated oxidation and reduction at high temperature; a method for producing the same; and an exhaust gas purification catalyst. The inventive complex oxide contains more than 0 but no more than 20 parts by mass of si, calculated as sio2, per total 100 parts by mass of rare earth metal elements including ce, calculated as oxides; and has a characteristic such that when it is subjected to temperature-programmed reduction (tpr) measurement in a 10% hydrogen-90% argon atmosphere at from 50° c.
06/26/14
20140178779
Fuel cell system comprising a water separator
A fuel cell system includes a fuel cell with an anode chamber and a cathode chamber. The fuel cell system also includes a recirculation device that recirculates anode exhaust gas to the anode input, which includes a discharge line for discharging liquid and/or gas from the region of the recirculation device, and an air conveying device for supplying the cathode chamber with a supply air flow.
06/26/14
20140178264
In-line flow diverter
An exhaust gas treatment system for reducing emissions from an engine includes an exhaust conduit adapted to supply an exhaust stream from the engine to an exhaust treatment device. The conduit includes an aperture.
06/26/14
20140178263
System and method for retaining aftertreatment bricks
An aftertreatment system and method treats exhaust gasses produced by an internal combustion process or similar process. The system includes an aftertreatment module having at least one sleeve extending between a first end and a second end.
06/26/14
20140178261
Exhaust gas aftertreatment device for a combustion engine
An exhaust gas aftertreatment device for a combustion engine includes an exhaust gas guide element that includes a dosage device for introducing a reduction agent into the guide element at a feed point and at least one interference element arranged upstream of the feed point, that introduces turbulences into the exhaust gas flow that is intermixed with the reduction agent. The guide element also includes a first guide portion, through which exhaust gas flows in a first flow direction, and a second guide portion, through which exhaust gas flows in a second flow direction that is opposite to the first flow direction.
06/26/14
20140178260
Conical substrate
A catalytic converter for use in motor vehicle exhaust systems includes a housing and a catalytic substrate disposed in the housing. The housing includes a central shell fixed to an inlet end cone and an outlet end cone.
06/26/14
20140178187
Staggered double row, slotted airfoil design for gas turbine exhaust frame
A gas turbine exhaust frame includes an inner barrel and an outer barrel establishing an annular exhaust gas flow path therebetween. A plurality of airfoils extend radially between the inner barrel and the radially, outer barrel, the plurality of struts arranged in first and second axially-spaced and circumferentially-staggered rows..
06/26/14
20140174299
Apparatus and method for treating exhaust gas
Presented is a method and apparatus for treating an exhaust gas. A series of filters and conditioning units are used to separate and extract various substances from the exhaust gas, typically originating from an industrial process.
06/26/14
20140174075
Actuator shaft boot
Wastegated turbochargers all use actuators to manipulate the wastegate valve which controls turbine wheel bypass of exhaust gas energy. The diaphragms in these actuators are susceptible to foreign material damage.
06/26/14
20140174057
Exhaust gas aftertreatment module
An aftertreatment module for the treatment of exhaust gasses from a power system includes a first aftertreatment brick and a second aftertreatment brick. The first and second aftertreatment bricks can be flow-through type catalysts for catalyzing byproducts in the exhaust gasses.
06/26/14
20140174053
Heat recovery steam generator and power plant
According to the embodiment of the present invention, there are provided a first stage auxiliary burner configured to heat up the exhaust gas in the upstream side of the superheater, a second stage auxiliary burner configured to heat up the exhaust gas in the upstream side of the evaporator, a fuel supply system configured to distribute fuel so as to be supplied to the first stage auxiliary burner and the second stage auxiliary burner. Distribution of fuel charged to each of the first stage auxiliary burner and the second stage auxiliary burner is controlled in accordance with a predetermined distribution ratio of each charging quantity to whole charging quantity in all the range thereof..


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