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Patent Searching and Data


Matches 651 - 700 out of 2,909

Document Document Title
WO/1999/014116A1
A ram air turbine includes a reaction turbine and an electrical generator that is driven by shaft power of the reaction turbine. A scoop directs a flow of ram air to an inlet of the reaction turbine and creates a pressure head for the re...  
WO/1998/057848A1
A marine ducted impeller drive assembly (1) has a water inlet end (2) and a water outlet end (3) in an annulus between which are located two sets (15, 16) of impeller blades. The sets are rotated in respectively opposite directions by a ...  
WO/1998/057046A1
The invention relates to an arrangement of a gas decompression turbine (1) in a gas supply line system. The invention provides for an asynchronous motor (3) or asynchronous generator to be positioned in a section (2) of a gas supply line...  
WO/1998/055740A1
The invention relates to an energy generating installation having a gas turbine (10) driven by steam injection via a steam line (16). The outlet (18) of the gas turbine (10) is connected to the heat exchanger (21) of a waste heat boiler ...  
WO/1998/046871A1
An auxiliary power system comprises two turbogenerators sharing a single combustor for delivery of elevated pressure and temperature gas to both the turbogenerators, a single fuel system for supplying elevated pressure fuel to the single...  
WO1998025014A3  
WO/1998/025014A2
An electrical system (1) for a turbine (10)/alternator (1) comprising a gas driven turbine (10) and permanent alternator (3) rotating on a common shaft comprised of an inverter circuit (17) connectable either to an ac output circuit or t...  
WO/1998/025082A1
An electricity generating system having a body (159), an annular combustor (14), a turbine (16), a compressor chamber and a compressor (102) positioned within the compressor chamber. An inlet port is in fluid communication with the compr...  
WO/1998/024382A1
A dental turbine comprises a rotor (10) which is rotatably accommodated in a housing (12), the housing (12) having an outlet opening (23) for propellant air which causes the rotor (10) to rotate. The rotor (10) comprises a flow duct whos...  
WO1998011335A3  
WO/1998/019081A1
The invention concerns a transmission shaft (1) for high speeds of rotation, said shaft having a hollow-cylindrical central part (3) directed along a main axis (2). The central part (3) has gear teeth (5) on its outer periphery (4) and i...  
WO/1998/011335A2
An internal combustion engine cooling system (10) incorporating a motor-assisted turbofan is disclosed. The turbine-driven fan (11) is increased in rotational speed by energizing a motor (30) attached to the turbine fan shaft from an out...  
WO/1998/002643A1
The invention provides a micro-gas turbine engine and associated microcomponentry. The engine components, including, e.g., a compressor, a diffuser having diffuser vanes, a combustion chamber, turbine guide vanes, and a turbine are each ...  
WO/1998/000628A1
In a combined steam and gas turbine cycle, a combustor is made high in pressure and huge in size to increase a pressure ratio, without exceeding a heat resistant limit temperature of a turbine, to enable increase of a fuel combustion mas...  
WO1997038218A3  
WO/1997/046796A1
The present invention relates to a process and a device for operation of energetic gas turbines which operate in consumer zones at external temperatures of from -5 �C to +5 �C to improve efficiency. In this process, heat is not remov...  
WO/1997/038218A2
The invention includes a gas-turbine unit with a compressor. In order to design a compact, single-shaft gas turbine so that it can easily and rapidly coupled as a module to various machines, the invention proposes that the rotor of the c...  
WO1997025523A3  
WO/1997/025523A2
The invention concerns a machine assembly comprising a rotating shaft (3) and two machines (1, 2) connected to it which exchange energy with one another through rotation of the shaft (3), as well as a number of bearings (4, 5) supporting...  
WO/1997/021044A1
A coupling arrangement for coupling a driving unit (1) to a driven unit (2) includes a combination of a shear coupling (7) which acts between the units and which fails immediately an overload occurs, and a brake coupling (13) which is ad...  
WO/1997/011263A1
An exhaust gas-driven turbine (12) drives a compressor (14) to charge an internal combustion engine. An integral motor (56) is positioned on the turbocharging shaft (16) to add power to the turbocharging shaft (16), especially at low exh...  
WO/1997/010418A1
An electropneumatic supercharger system for charging air into an internal combustion engine (11). An electropneumatic supercharger (8) is driven by an electric motor (83) and an air turbine (16). The supercharger compressor (18) provides...  
WO/1996/041078A1
A multistage two-phase turbine (10) having multiple stages to receive fluids, each stage having an inlet and outlet comprising nozzles at the inlet to each stage to accelerate the fluid that consists of a mixture of gas and liquid, to fo...  
WO/1996/023129A1
A rotary separator turbine having inlet structure (25, 26) for mixtures of gas and liquid, rotary shaft structure (29) comprising separator structure (28, 28a) to receive the mixture of gas and liquid and to separate the mixture into a s...  
WO/1995/008049A1
A braking mechanism (50) for a rotary apparatus (10) having a housing (12) adapted to receive a pressurized fluid and a rotor (32) rotatably mounted in the housing. The braking mechanism (50) enables the rotor (32) to rotate in the housi...  
WO1994029576A3  
WO/1995/005924A1
A spindle apparatus (10) operative by a fluid powered reaction turbine-type motor (8) and having a handle portion (100), a head portion (110) and a device (11) for attaching a desired tool thereto. The handle portion (100) includes a cha...  
WO/1994/029576A2
A mobile cogeneration apparatus for producing electricity and steam to satisfy base or supplemental energy needs. The cogeneration apparatus includes: a transporting unit, such as a trailer, having a support frame (4); electrical generat...  
WO/1994/027359A1
Systems and methods for starting a prime mover (21), such as a gas turbine engine of an aircraft auxiliary power unit (APU), are disclosed herein whereby an electromagnetic machine (10) is operated as a motor during operation in a self s...  
WO/1994/022205A1
Electric machines are used to produce electrical energy or are driven by electrical energy. Such machines include a stator assembly (60) and a rotor assembly (36) rotationally positioned within the stator assembly (60). A gap (62) is for...  
WO/1994/018515A1
The cooling of a hot fluid is effected using a heat exchanger (11) adapted to receive the hot fluid and liquid coolant for cooling the hot fluid such that the liquid coolant is vaporized. A turbine (12), having an output shaft (19) conne...  
WO/1994/002789A1
A closed loop vapor cycle refrigeration system having an enthalpy-expander-jet-compressor (100) is disclosed. A portion of the liquid refrigerant in the system is expanded into gas in the enthalpy expander (114). The expanded gas (122) i...  
WO/1993/007361A1
In a method for using a turbine at variable speeds and power levels, a Venturi-effect injector (14) is placed upstream of a turbine (12) and converts a pressure command into a mixed fluid mass flow command. Sensors (19) and a regulation ...  
WO1992007170A3  
WO/1992/007170A2
A refrigerant power unit includes a closed piping loop containing refrigerant. The refrigerant is pumped to an evaporator (12) where it changes to a saturated vapor. It is directed across a generator (24) absorbing additional heat energy...  
WO/1992/005350A1
A turbine generator (10) with a rotor (14) having magnets (16) secured in a receptacle shaped portion and spinning about a stationary core (17) to produce electricity. Jets of fluid impinge tangentially upon a circumferential roughened s...  
WO/1991/005151A1
The invention calls for the vertical disposition of a gas turbine comprising a housing (1), shaft (2), compressor rotor (3) and turbine rotor (4), and which has its combustion chambers (5) located at the side, next to the housing. This v...  
WO/1990/008693A1
A recirculatory system comprising a combustion chamber, means to cause fuel to combust in the combustion chamber, means to exhaust exhaust gas from the combustion chamber, a circuit through which the exhaust gas is fed from the combustio...  
WO/1990/008880A1
A portable water driven high velocity fan. Contained in a cylindrical housing (10) is a turbine nozzle body (16) in which a plurality of cylindrical or part cylindrical and part conical nozzles (50) are provided. The nozzles make an angl...  
WO/1990/008928A1
A heat pump including a compressor (16) raises the grade of heat carried by a heat transfer medium. The higher grade heat is converted by a heat engine (21) to a further form of energy and energy in the further form is used to operate th...  
WO/1990/008885A1
A controller for a three-wheel turbocharger is shown for receiving input parameters including: throttle or rack position, manifold absolute pressure, and engine RPM. The controller may also use an accumulator. The operating parameters ar...  
WO/1988/010358A1
A pneumatic motor with jet-propulsion disk comprises a rotating shaft (1) mounted on bearings to which a rotary movement is imparted by a high-speed jet of compressed air issuing from at least one part (4) or exhaust outlet arranged radi...  
WO/1988/006676A1
A governor device for controlling the speed of rotary devices is disclosed. The governor device is a valve operated by centrifugal force to control a pressurized fluid through the nozzles of a turbine rotor. The valve comprises a annular...  
WO/1988/006704A1
Cogeneration of electricity and saleable refrigeration is achieved by passing pipeline gas with added methanol through a turbo-expander (17) coupled to an electrical generator (20) so that moisture in the gas forms an aqueous methanol co...  
WO/1987/007360A1
A heat exchanging system with electric power generation capability driven by temperature differences is formed by connecting a generator (66) instead of a compressor (4) to a heat exchanging system which has a heating cycle part (A) and ...  
WO/1987/003928A1
Electrically-compensated constant speed drive, CSD, (10) which includes a speed summer (18) having first and second input shafts (20, 36) and one output shaft (22). The first input shaft (20) is coupled to a variable speed prime mover (1...  
WO/1987/000360A1
Rotary machine provided with a rotor having an armature of an electric radial field machine of which the design enables to absorb the radial bearing forces exerted on the rotor, and armature of an axial field machine of which the design ...  
WO/1985/001779A1
Device for driving auxiliary members such as for example an alternator (14), of an internal combustion engine (15) comprising an exhaust gas discharge manifold (16) and a turbine (10) actuated by said exhaust gas. The device is character...  
WO/1983/003119A1
Known jet turbine driven machine tools suffer considerable speed reductions when the load increases or varies. This results from interference between the spent air and the working jet. In the case of the present invention the turbine, dr...  
WO/1983/001482A1
Energy converter, comprising a boiler, a turbine (11), a condenser, a feed pump (16) and a generator (17) and, if required, a recuperator and a pre-feeding pump. The thermal energy to be supplied to the boiler has been arranged to mainta...  

Matches 651 - 700 out of 2,909