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WO/1998/028524A1 |
The present invention relates to an arrangement for generating electrical energy using heat emitted from a heat emitting source, said heat emitting source being a combustion engine or a part connected to said combustion engine, wherein s...
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WO/1998/027323A2 |
An exhaust gas recirculation system (10) for an internal combustion engine (12) may comprise an EGR valve (14) having an inlet end (38) connected to the exhaust manifold (24) of the engine (12) and an outlet end (40) connected to the inl...
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WO/1998/025011A1 |
An exhaust system for an internal combustion includes an exhaust gas after-treatment device such as a catalytic converter (26) or a gas storage trap (28), and means for cooling the exhaust gases upstream of the after-treatment device. Th...
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WO/1998/002648A1 |
The present invention provides a method and apparatus for chemically heating by feeding hydrogen to a catalyst. The invention also provides a method and apparatus for thermally conditioning a catalyst (30) in order to enhance the convers...
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WO/1998/000301A1 |
A device for extracting heat energy from the exhaust gases from an engine in a motor vehicle comprises a unit (17) through which said exhaust gases are intended to be led and which has members with surfaces for heat transfer from the hot...
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WO/1997/048884A1 |
The invention discloses a method for a pollution abating engine comprising an independent suction and compression chamber (1), an independent expansion chamber with a constant volume (2), and an independent expansion and exhaust chamber ...
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WO/1997/037111A1 |
A negative pressure generator (20) is provided in an exhaust system (11) for generating negative pressure by accelerating the velocity of exhaust gas discharged from a combustion chamber, and the rotational output of a turbine (30) adapt...
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WO/1997/037109A1 |
The device for muffling noise from a gas stream, primarily in an internal combustion engine, comprises the following elements: a main housing (2) with inlet (1) and outlet (10) nozzles on its end walls (9); sound-muffling elements dispos...
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WO/1997/037112A1 |
A device for generating electric power by driving a turbine by using as energy an exhaust gas flow discharged from an internal combustion engine. A negative pressure generator (20) is provided in an exhaust system (11) for generating a n...
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WO/1997/014884A1 |
The internal combustion engine (1) makes use of exhaust gas heat and to this end has an HT-AWT (3), downstream of which there is K-AWT (5) in which the exhaust gas is cooled to below the dewpoint. The air of combustion is preheated by th...
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WO/1996/039576A1 |
The hydrocarbon light-off time in engine exhaust is reduced by employing a hydrogen oxidation catalyst, a CO oxidation catalyst of light-off temperature for CO and/or hydrogen below ambient temperature, and sufficient oxygen and sufficie...
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WO/1996/036505A1 |
A method of controlling the flow of exhaust gasses in an internal combustion engine in order to allow the engine to be warmed up more quickly in which a heat exchanger is provided in a control duct of the engine exhaust system and a bypa...
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WO/1996/032572A1 |
A combined heat exchanger and silencer apparatus is used for recovering heat from hot combustion gas exhausted from a combustion engine and for reducing the noise of the exhausted gas. The apparatus defines a first passage (12) for combu...
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WO/1996/029141A1 |
In a system for treating an exhaust stream, such as the exhaust of an internal combustion engine (10), the exhaust is initially treated by a first catalytic converter (14) and its effluent is cooled in an indirect heat exchanger (18) wit...
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WO/1996/027734A1 |
In order to reduce the exhaust gas emissions from internal combustion engines, in particular motor vehicle engines, with exhaust gas catalytic converters, the exhaust gases are guided between the engine (10) and catalytic converter (14),...
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WO/1996/016526A1 |
A cooking utensil (20) with improved heat retention includes an inner pot (30) within an outer pot (32) and separated in a closely spaced-apart relationship forming a chamber (34) therebetween. The chamber (34) is evacuated and sealed at...
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WO/1995/027128A1 |
A diesel engine (3) is equipped with a three-way catalytic thermal oxidizer (21), and a special manifold on the air intake to throttle and mix in air, natural gas, and cooled exhaust, to reduce nitrogen oxides emissions to extremely low ...
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WO/1995/020721A1 |
A catalytic converter (10, 140) is surrounded by variable conductance insulation (30, 164) for maintaining the operating temperature of the catalytic converter (10, 140) at an optimum level, for inhibiting heat loss when raising catalyti...
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WO/1995/006202A1 |
An exhaust gas recirculation system which comprises at least one conduit (2) for communicating at least some of the exhaust gas from an exhaust system to a combustion chamber of an internal combustion engine. The conduit (2) includes, in...
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WO/1994/028298A1 |
An arrangement for increasing the overall efficieny by utilizing waste heat in a combined-cycle power plant in which a first electric generator (1) is powered by a supercharged internal combustion piston engine (3), the exhaust gases (5)...
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WO/1994/009333A1 |
A compact vacuum insulation panel (10) comprising a chamber (15) enclosed by two sheets of metal (12, 14), glass-like spaces (16) disposed in the chamber (15) between the sidewalls (12, 14), and a high-grade vacuum in the chamber include...
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WO/1994/003710A1 |
A system and method is provided whereby exhaust gases from a cold started internal combustion engine (41) are rapidly brought to catalytic combustion conditions. Specifically, a closed system of a low pressure metal hydride heat exhanger...
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WO/1994/001660A1 |
A process and system for low NOx cogeneration to produce electricity and useful heat. Fuel and oxygen are provided to an internal combustion engine (10) connected to drive an electric generator (9), thereby generate electricity. An exhau...
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WO/1992/020962A1 |
A method of combusting an endothermic fuel (20) in a lean premixed/prevaporized combustion system includes transferring thermal energy from a combustion air stream (16) to an endothermic fuel decomposition catalyst (2) to cool the combus...
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WO/1992/020963A1 |
A method of combusting a hydrocarbon fuel (30) includes mixing the fuel (30) with a first air stream (24) to form a fuel/air mixture (32) having an equivalence ratio of greater than 1 and partially oxidizing the fuel by contacting it wit...
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WO/1992/020961A1 |
A method of combusting an endothermic fuel (16) with staged rich/lean combustion includes transferring thermal energy from a heat source, such as the wall of a rich combustor, to an endothermic fuel decomposition catalyst (2) to cool the...
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WO/1992/019856A1 |
An energetical installation consists of a system providing for feeding and functioning of a primary energetical installation and comprises: a fuel tank (1) consisting of a closed thermostatic chamber with, mounted inside it, a silencer-u...
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WO/1992/002715A1 |
The exhaust gases of a twin-bank internal combustion engine are taken via exhaust manifolds (8) to a central expansion chamber (10) of a casing (9). From there they flow through main catalysts (18) at opposite ends of the casing (9) befo...
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WO/1991/019867A1 |
An improved compact insulation panel is provided which is comprised of two adjacent metal sheets (12, 14) spaced close together with a plurality of spherical, or other discretely shaped, glass or ceramic beads (16) optimally positioned b...
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WO/1991/014857A1 |
A process and system for low NOx cogeneration to produce electricity and useful heat. Fuel (12) and oxygen (14) are provided to an internal combustion engine (10) connected to drive an electric generator (9), to thereby generate electric...
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WO/1991/010817A1 |
Exhaust system for internal combustion engines whose purpose is to take advantage of the energy normally wasted by the engine, in order to create vacuum inside the pipes (1) at the moment the exhaust valve opens. Vacuum which will suck o...
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WO/1990/009515A1 |
This invention relates to a power transmission of turbo-compound engines, adapted to transmit the power generated by a waste heat recovery turbine to a power system of an engine without using a fluid coupling. In this power transmission ...
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WO/1990/004707A1 |
A device for burning out solids and breaking up chemical compounds in a gas stream, in particular to remove soot from exhaust fumes, comprises a basic element (1) made of a refractory material resistant to temperature changes with at lea...
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WO/1989/009873A1 |
In the power transmission according to the present invention for an internal combustion engine (2) provided with a supercharger (1), the exhaust gas energy sent out from a turbine (T) in the supercharger (1) is recovered by a waste heat ...
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WO/1989/009860A1 |
An insulation panel that is bendable, light in weight, thinner, more durable and a more effective insulator for use on space vehicles, low temperature cryogenic vessels and common household appliances. The ultra-thin compact vacuum insul...
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WO/1989/007194A1 |
A turbine for an exhaust gas turbocharger comprises a turbine housing (1) containing a spiral bypass channel (8) which runs parallel to the spiral turbine channel (3) and surrounds the turbine outlet (5). Outlet openings (9) lead axially...
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WO/1989/005394A1 |
Fumes disposal systems used with existing engines are complex, induce pollution and cause engine malfunction to occur. The present fumes disposal system overcomes these problems by utilizing the heat from the engine (10) exhaust to heat ...
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WO/1988/001343A1 |
An improved internal combustion engine apparatus and method of operation designed to achieve high efficiencies over a range of operating conditions includes the monitoring of the exhaust gas temperature (56) and air-fuel ratio (32, 34) o...
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WO/1986/002977A1 |
Heat recovery systems are useful, for example, in vehicles that generate large amounts of heat energy during operation. The heat energy is used to drive a turbine that produces useful work. In order to fully utilize the great majority of...
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WO/1985/005406A1 |
A voltage generator (1) which is adapted to be mounted on the exhaust pipe (9) of a motor vehicle comprises a plurality of thermocouples mounted on support fins (3), the hot junctions of the thermocouples being adjacent the longitudinal ...
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WO/1985/000404A1 |
A device for the discharge of pulsated exhaust gas under pressure is comprised of at least one discharge chamber, a piston oscillating in the discharge chamber as well as an outlet connected to the piston and wherein is incorporated a di...
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WO/1984/002181A1 |
Method for improving the efficiency, respectively to provide for the cleaning of heat exchangers for exhaust gas from internal combustion engines, those exchangers belonging to stationary plants intended to actuate heat pumps or to the p...
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WO/1984/000193A1 |
The boiler is constructed as a water tube boiler in which the heat exchanging surfaces are tube spirals (11). The boiler is preferably cylindrical, and the flues are of annular shape as seen from above. The space inside the innermost tub...
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WO/1983/004432A1 |
A highly effective fin-type heat exchanger (A), which is easily reproduceable, versatile in application, low cost, comparatively compact, and light in weight. The construction provides for a low resistance to a flowing medium, by utilizi...
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WO/1982/002740A1 |
To increase the flow density in heat exchangers (70) traversed at a high speed by at least one gaz and applied preferably to motor vehicles, the acceleration energy of the gaz is provided by the exhaust gaz of the engine. Such method all...
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WO1982000174A1 |
The method serves to establish an energy reserve that can be used for levelling out variations of the manner of operation of the engine. To this end, a fraction only of the exhaust gas delivered by the engine (1) under the conditions of ...
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WO/1980/002726A1 |
In a heat pump associated with an internal combustion engine, the heat of exhaust gases from the engine is used, in order to drive a compressor for the refrigerant, to heat directly the circuit of the thermal fluid in the heat exchanger ...
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JP7469177B2 |
To provide a heat exchange structure capable of performing heat exchange with remarkably high heat exchange efficiency, in the heat exchange structure in which fluids having temperature difference mutually exchange heat.There is provided...
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JP2024516490A |
at least one heat recovery system ( Regarding 30). The novelty of the invention resides in at least one heat exchanger (31) capable of transferring heat from a first fluid heated in the engine (10) to at least one second fluid; at least ...
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JP2024038830A |
The present invention provides a heat engine system capable of increasing heat exchange efficiency when changing the phase of a medium. The heat engine system includes a heat engine that is driven by gas fuel to generate exhaust gas, and...
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