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WO/1994/010427A1 |
A vapor-air steam engine is described which operates at high pressure and utilizes a working fluid consisting of a mixture of compressed uncombusted air components, fuel combustion products and steam. In the new cycle described, working ...
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WO/1994/010619A1 |
An engine failure monitor (50) for use with a multi-engine aircraft having at least two engines detects conditions indicative of a partial (700) or total (400) engine failure, including turbine shaft failures (600). In response to an eng...
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WO/1994/009322A1 |
In a process for optimising the combustion mechanism in a combustion plant for fossil fuels, the moisture content of the main flow of combustion air is set, reproducibly, at a higher level than that of the ambient air and enriched with i...
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WO/1994/007013A2 |
An apparatus (100) for generation of mechanical and electrical power. Ramjet thrust modules (102a, 102b) operate at supersonic speeds (preferably Mach 3 to 4) at the distal or tip ends (116a, 116b) of a low aerodynamic drag rotor (106). ...
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WO/1994/005904A1 |
The invention relates to a method and a device for supplying additional air to a combustor in a gas turbine plant with the aid of an additional compressor for additional air, which entails compressing air in the additional compressor and...
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WO/1994/004795A1 |
A process is disclosed for generating energy in a combined gas-steam power station having a gas turbine circuit, in which fresh air is compressed and supplied to a combustion chamber (2) upstream of the gas turbine (3), and a steam turbi...
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WO/1994/003863A1 |
A process and a device for detecting fouling of an axial compressor (10) by measuring the pressure fluctuations within at least one of the stages (12, 14) of the compressor (10) in the region of the compressor housing (24) by means of at...
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WO/1994/002711A1 |
A process and an arrangement are disclosed for operating a composite power station with a circulating fluidized bed furnace for solid fuels, in particular brown coal. The object of the invention is to recover and use combustion gas with ...
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WO/1994/002712A1 |
The invention concerns a method and device for the operation of a combined-process power station burning solid fuels, in particular lignite, the compressed hot air heated in a heat exchanger (7, 8) through which the exhaust gases from a ...
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WO/1994/002727A1 |
An oxidizer rotated in an oxidizer source in relation to the axis of the engine is fed to a source of heated working medium to produce the working medium, and the thermodynamic state of the working medium fed into the turbine is changed ...
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WO/1994/001724A1 |
The invention relates to a combined combustion and exhaust gas filter plant basing on a pressurized combustion in a combustion chamber (5), exhaust gas cooling and expansion in an expansion machine (14, 20) in a single or several steps w...
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WO/1994/000717A1 |
The present system (12) reduces the formation of NOx within the combustion zone by controlling the air/fuel ratio and more explicitly by controlling the air portion of the air/fuel ratio. The present system (12) includes a system (560) f...
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WO/1993/024704A1 |
This invention is a process for recovering chemicals and energy from cellulose waste liquors by partial oxidation of the cellulose waste liquor in a gas generator operating in a temperature range of 600-1500 °C and a pressure in the ran...
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WO/1993/024703A1 |
A process for recovering energy from a combustible gas generated by partial oxidation of cellulose waste liquor in a gas generator (A) operating in a temperature range of 600-1300 °C and a pressure in the range of 1-100 bar, cooling and...
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WO/1993/024754A2 |
A gas compressor is provided comprising a chamber (9) to contain gas to be compressed, a piston (12) in the chamber (9) and means to drive the piston into the chamber (9) to compress the gas. The compressor also comprises means (55) to f...
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WO/1993/022547A1 |
The invention relates to the power industry, namely to conversion of the heat energy into mechanical energy in a gas-turbine engine and may be used in gas-turbine engines. The invention allows to increase the efficiency of the engine by ...
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WO/1993/022540A1 |
A combined cycle power generation system is disclosed. The system includes a fluidized bed boiler, a hot separator, a steam turbine system and a gas turbine system. The gas turbine system is provided with a source of high temperature com...
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WO/1993/019982A1 |
An air cycle machine (10) has a first stage turbine (60) mounted to a central portion of a common shaft (12), a compressor (50) mounted to the central portion of the shaft (12), a second stage turbine (30) mounted to a first end of the s...
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WO/1993/020343A1 |
The invention relates to gas-turbine engines and is directed at increasing the effectiveness and reliability. The fuel and oxydizer are fed into a source (1) of the heated working medium, the heated working medium is obtained and fed int...
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WO/1993/020336A1 |
A PFBC power plant, in which combustion of a fuel takes place in a pressurized, fluidized bed (1) in a combustor (2) enclosed in a pressure vessel (3). Flue gases generated during the combustion in the bed (1) are cleaned from dust and s...
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WO/1993/020344A1 |
The invention relates to gas-turbine engines implementing the method. The invention may be used in gas-turbine engines and is directed at increasing the effectiveness and reliability of gas-turbine engines. The heated working medium is e...
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WO/1993/018832A1 |
A small gas turbine, especially for powering model aircraft, with a casing (3), a compressor impeller (1, 2), a combustion chamber (15-17) and a turbine wheel (5), in which the turbine wheel (5) drives the compressor impeller (1, 2) via ...
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WO/1993/019290A1 |
A gas-turbine device comprises a rotor (1) on the periphery of which are mounted rocket engines (4) for driving the rotor (1) into rotation. The rotor (1) has a first group of radial channels (8) for feeding the fuel to the combustion ch...
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WO/1993/018289A1 |
The thermodynamic state of the working medium introduced to the turbine section includes its expansion and subsequent cooling by the exhaust working medium of the turbine section before its introduction to the turbine section by means of...
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WO/1993/017234A1 |
The cost and bulk of a speed reducing transmission required to provide low speed rotational power from a gas turbine engine is avoided by employing bearings (16, 18) journalling a high speed shaft (12) of the engine with a power takeoff ...
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WO/1993/015312A1 |
A rotary jet engine comprising a rotor (11) drivingly connected to an output shaft (13). The rotor (11) carries at least one jet burner (33) having an intake (35) for receiving air and an exhaust outlet (39) for ejection of propulsive fl...
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WO/1993/013307A1 |
A method of producing electric power using sour natural gas that contains a high sulfur content and a gross heating value of less than 750 BTUs per cubic foot in an internal combustion engine such as a gas turbine electric power generati...
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WO/1993/011351A1 |
A system and method are described for transferring excess air from the compressor (3) of a combustion gas-turbine (1, 2) having a paired compressor (3) and expander (4), to at least one separate combustor (17) where it is mixed with fuel...
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WO/1993/008391A1 |
A separate low pressure shaft (16) and a high pressure shaft (26) are axially aligned. The low pressure shaft is at one end and carries the low pressure compressor (12) and the low pressure turbine (14), and is connected to the electric ...
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WO/1993/007370A1 |
The method consists in changing the thermodynamic condition of a working medium introduced into at least the first turbine stage, during which the working medium introduced into at least the first turbine stage is, before its introductio...
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WO/1993/007371A1 |
A flow of an oxidizer from an oxidizer source (3) is directed to a source (1) of a heated working medium and the flow of the heated working medium is twisted in relation to the longitudinal axis (O-O) of a gas-turbine engine until it rea...
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WO/1993/006193A1 |
A process for the production of hot pressurized coal gas for use, for example, in power generation is provided. The process includes a step of subjecting coal fuel to staged slagging combustion (105), to generate raw gas (121) and liquid...
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WO/1992/022740A1 |
A device (1) for generating electricity comprises a resonance tube (3) and a pulse combustor (9) for causing oscillations in a gas in the resonance tube (3). The device has a rotor (17) with an associated electrical generator unit (15) r...
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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/1992/020971A1 |
The turbine engine (10) includes a turbine wheel (12) coupled to a compressor (14), a nozzle (16), and an annular combustor (18). The combustor (18) receives fuel from a source and air from the compressor (14) and combusts fuel and air i...
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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/1992/015775A1 |
An integrated gasification combined cycle (IGCC) process and plant are provided in which an improvement in overall thermodynamic efficiency can be achieved by increasing the proportion of powder generated by gas turbine(s) (24) to that g...
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WO/1992/010649A1 |
A scroll (16) suitable for directing hot gases into a radial inflow turbine (21) comprises two annular confronting members (17, 18) which cooperate to define a volume (19). The confronting members (17, 18) are curved in the same axial di...
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WO/1992/009791A2 |
A dual fuel gas generator (10) is provided with a steam injection system (48) having a bleed-off valve (66) and a steam metering valve which are controlled in concert by a controller (50) to supply steam to a steam manifold (22) for inje...
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WO/1992/008044A1 |
A compressible fluid compressor/turbine rotor has a disc (12) with radial vanes (16, 18) extending outward to the disc rim (14) and axial flow turbine blades (22) extending radially outward beyond the rim. The fluid to be compressed ente...
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WO/1992/007392A1 |
The invention relates to a process for the combined generation of electrical and mechanical energy from the oxidation of fuel, whereby a gas containing hydrogen is generated by the endothermal reaction of hydrocarbon compounds, a part of...
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WO/1992/007178A1 |
A turbine engine includes adjacent compressor (12) and turbine (22) sections and an interstage seal assembly (30) interposing therebetween in cooperation with a rotor assembly (33) of the engine to inhibit leakage of pressurized air betw...
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WO/1992/007177A1 |
A turbine engine (10) includes axially adjacent compressor (35) and turbine rotors (37) which define a groove (52) therebetween. Into the groove between the rotors radially extends an annular interstage seal assembly (30). The seal assem...
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WO/1992/003213A1 |
The invention concerns a process for purifying an oxidation waste gas evolved in a pressurized reaction process and laden with aliphatic and/or aromatic substances, using a waste gas wash. The waste gas to be purified is evolved, in part...
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WO/1992/003214A1 |
The invention concerns a process for purifying an oxidation waste gas evolved in a pressurized reaction process and laden with aliphatic and/or aromatic substances, with at least partial recovery of the energy contained in the waste gas....
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WO/1991/019893A1 |
An apparatus for providing a transportable electrical generating unit (2). The invention includes an electrical system (63) which runs on agricultural waste or biomass. An alternative embodiment runs on crude oil. The unit is affixed to ...
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WO/1991/019891A1 |
A method is proposed where an air flow (a) fed to a vacuum zone (1) consists of a plurality of elementary vortex jets (b). Said flow has an annular form and is subjected in the vaccum zone (1) to additional spinning as a result of which ...
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WO/1991/015665A1 |
A method and apparatus for generation of electricity by pressurized gasification of black liquor in a combined power plant. The gases produced in the gasification of black liquor are purified and introduced into a gas turbine for generat...
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WO/1991/011597A1 |
The invention concerns a process for the continuous conversion of energy chemically bound in a starting fuel based on C-H compounds into useful mechanical energy. For this purpose, a gas turbine is used, and in order to obtain a high mec...
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