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WO/1998/007970A1 |
The invention concerns, as can be seen from figure 2, a device and a process for heating fuel gas under high pressure before it is expanded. The gas is directly heated by burning part of the gas in the gas-containing container (1).
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WO/1997/046792A1 |
A production logging tool (12) includes a plurality of pads (40, 42, 44, 46) located on the outer periphery of the well and are directed toward the borehole center. In the preferred embodiment, eight pads (40, 42, 44, 46, 50, 52, 54, 56)...
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WO/1997/045631A1 |
The invention relates to a device for conversion of energy, and a device for carrying out said process (thermodynamic converter). Said thermodynamic converter causes a gaseous medium to move from an initial pressure to a higher level of ...
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WO/1997/040258A1 |
Process providing for the operation of a turbine at variable speeds and powers. An injector (15) is placed in a channel (3) downstream of a turbine (4); it creates a Venturi effect and transforms a pressure command into a mass flow rate ...
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WO/1997/004228A1 |
A combined plant including a gas turbine (1) and an air bottoming gas turbine aggregate (2), which aggregate includes air compressors (8) and a drive connected turbine (9), where gas turbine outlet gas is in heat exchange with compressed...
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WO/1997/004227A1 |
In a combined plant including a gas turbine (1) and an air bottoming gas turbine aggregate (2) which includes air compressors (8) and a turbine (9) coupled thereto, wherein the gas turbine outlet gas is in heat exchange with the compress...
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WO/1997/002408A1 |
Stored thermal energy absorbed by a working fluid (22) from hot thermal-energy-storage material (16) energizes an open-Brayton-cycle automotive power-generation unit (10). Sealed ceramic tubes (28), filled with a material that melts with...
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WO/1997/001708A1 |
A turbomachine comprising a turbine wheel (77) rotatable about an axis, and having a circumferential edge. The turbine wheel comprises a plurality of rotating blade rows (78), radially displaced from the axis and positioned along the cir...
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WO/1997/001021A1 |
The invention relates to a method and an apparatus for generating power (shaft output and cool energy) from low temperature source. The apparatus has a system including a heater (3), turbines (4, 5, 9), condenser-evaporator (2), a heat e...
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WO/1996/008388A1 |
A pollution free automotive vehicle (150) includes an automotive power system (10) that converts stored thermal energy into electricity for energizing electric vehicle drive-motors (112). A heat engine (92), preferably a closed cycle tur...
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WO/1996/001942A1 |
In a compressed air energy storage (CAES) system, a powerful combustor (34) is interposed between the high pressure expander (30) and low pressure expander (32) to ensure that exhaust gases from the low pressure expander (32) will be hot...
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WO/1995/025247A1 |
The invention concerns a method and device for solar steam generation. A medium is conveyed through pipes (1*), which are disposed in solar collectors (1), and from there it is guided to a turbine (3) after heating and evaporation. A med...
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WO/1995/022690A2 |
A gas turbine power plant operating on a dual Brayton cycle and utilizing a circulating pressurized fluidized bed combustor is disclosed. An open Brayton cycle is provided in which the hot flue gas from the fluidized bed combustor is exp...
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WO/1995/011375A2 |
A gas turbine driven powerplant (10) having one or more compressors (20, 22) for producing a down stream air flow, a compressor heat exchanger (34) positioned down stream of the compressors (20, 22) followed by a side stream flow coolant...
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WO/1995/011376A1 |
An intercooled gas turbine driven powerplant (10) employing a high pressure two-pass heat exchanger (42) down stream of the final stage of compression (22) is disclosed herein. The flow of hot, highly compressed air is cooled in the firs...
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WO/1995/005529A1 |
A closed-loop Brayton-cycle topping system (10) operates at maximum temperatures greatly in excess of conventional steam Rankine-cycle. The topping system (10) can thus act as an addition to the Rankine-cycle base system (11). Carbon-car...
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WO/1994/020741A1 |
The present invention relates to a power, propulsive force and lift generating system wherein the power is obtained by use of the compressibility and expansibility of the fluid passing through flowing tubes (116, 125, 169) of a power gen...
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WO/1994/013026A1 |
A high temperature electrochemical converter provides regenerative heating of electrochemical converter reactants to an operating temperature using an exhaust flow. Additionally, a radiant thermal integration configuration transfers heat...
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WO/1994/011626A1 |
In order to expand natural gas under high pressure, a turbogenerator (13) is mounted downstream of a heat exchanger (12). Heat is supplied to the heat exchanger (12) by at least one block-type thermal power station (16) having a gas inte...
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WO/1994/009272A1 |
Combined wind turbine and oscillating water column device with unidirectional rotation air turbine of the Darius type (79), both supported by the same offshore toroidal, polyhedral or quasi-spherical structure, anchored or otherwise fixe...
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WO/1994/001657A1 |
An inert gas turbine engine (1) contains a working fluid closed loop system (11) leading from an expansion turbine (13) which is in fluid flow relationship with an expansion chamber (21). Working fluid within the expansion chamber (21) i...
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WO/1993/024785A1 |
The invention relates to a gas-distributing station with an energetic installation using the energy of the gas in a main gas pipeline. The basic goal of the invention is to remove the gas pipeline temperature regime limitations, to raise...
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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/1993/024784A1 |
A gas-distributing station with an energetic installation, which comprises a main gas pipeline (6) and a heat-exchange regenerator (5) connected to it and intended for heating the natural gas fed to it by the return flow of the gas comin...
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WO/1993/021470A1 |
A method for gas generating consists in converting a cryoagent, which is capable of transition to supercritical state, from liquid into gaseous state by means of thermoinversion in the course of isochoric process while increasing the pot...
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WO/1993/006367A1 |
A system for subterranean storage of energy comprises two caverns (4, 5) formed in a subterranean salt formation (3), both caverns (4, 5) being partially filled with salt solution, a gas supply for pressurizing a head space in each caver...
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WO/1992/014055A1 |
A motor for converting radiative energy to mechanical energy comprises a compression and expansion circuit for a working fluid circulating between a hot source and a cold source and is characterized in that the said working fluid circuit...
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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...
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WO/1990/015963A1 |
A device for the indirect heating of air or another gas at high pressure to a high temperature, consisting of a heat exchanger of a special construction submerged in a fluid bed of the "classical type", through which flows a fluidized ho...
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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...
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WO/1986/007411A1 |
Air turbine, which comprises a stator (8), which is provided with a guide wheel (9) for moist air and with guide passages placed between the guide blades (14), a rotor (10), which is provided with a runner (11) and with runner blade pass...
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WO/1986/005234A1 |
The installation includes a steam generator (216) to which has been connected a multiple steam turbine with reheaters (228, 230) between the turbine, which drives an electric generator (232) and is run by steam under supercritical pressu...
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WO/1983/003636A1 |
An indirect gas turbine power plant which includes primary and secondary combustors (12 and 14) wherein fuel is burned and heat is conveyed to a turbine working medium which is subsequently passed through the turbine section of a gas tur...
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WO/1983/000362A1 |
The pressure of fluid supplied by a high-pressure line (22) is reduced to a lower pressure suitable for a low-pressure utilization device located in an environment having an electrical grid by interposing a fluid motor (50) between the h...
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WO/1979/001071A1 |
A constant pressure Brayton cycle engine (40) including a combustion chamber (46) and a positive displacement compressor (42) connected by a shaft (41) to an output wheel (44). Gas is fed to the compressor (42), then to the combustion ch...
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JP7493346B2 |
A rotary machine includes a compression section that is disposed between the pair of radial bearings in a casing and compresses a fluid, an expansion section that is disposed side by side with the compression section and expands the flui...
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JP2024518926A |
System (200) includes a turbine (203) configured to exhaust airflow (204). The system also includes a first coil (212) downstream of the turbine and configured to transfer thermal energy to the airflow as it passes or passes through it. ...
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JP2024061078A |
The present invention provides an expansion turbine in which a strainer can be accessed from outside a cold box. An expansion turbine according to an aspect of the present disclosure is an expansion turbine attached to a cold box, and in...
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JP7476702B2 |
To provide a CAES system capable of effectively utilizing power of a turbine as needed.A CAES system 1 includes a compression device 10 and a storage device 20 for storing air compressed by the compression device 10. The CAES system 1 co...
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JP7474348B2 |
An integrated hermetically sealed turboexpander-generator comprises a hermetically sealed casing arrangement, a turboexpander, a compressor and an electric generator, arranged in the hermetically sealed casing arrangement along a common ...
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JP7471776B2 |
A jet engine is provided which can efficiently pressurize fuel. A jet engine 2 includes a pump 110 that heats fuel, a heating conduit 120 that heats the pressurized fuel, a fuel turbine 130 that provides mechanical power to the pump, and...
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JP2024055261A |
The present invention provides a refrigeration system that can cool a turbomachine while suppressing the complexity of the structure of the refrigeration system including the turbomachine. The refrigeration system includes a turbomachine...
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JP7459241B2 |
An apparatus includes a closed gas system having: a working circuit in which a compressor for a working fluid, a first heat exchanger for heating the working fluid, an expander and a second heat exchanger for cooling the working fluid ar...
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JP7449901B2 |
To provide a compressed air storage power generation device generating electric power by utilizing inflow/outflow of water accompanying increase/decrease of compressed air in a pressure accumulation portion, in addition to power generati...
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JP7441317B2 |
The integrated expander and motor-compressor assembly comprises a compression section mounted between the two radial bearings on a trans-mission shaft, an expander cantilevered at a free end of the transmission shaft, a gas diffuser and ...
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JP7418491B2 |
To provide an incinerator with a supercharger capable of preventing shortage of air amount in the incinerator during ignition of a burner 12 of a combustor 11 and enabling efficient incineration, and a method for operating the incinerato...
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JP2024500375A |
A method for operating a pumped thermal energy storage ("PTES") system includes circulating a working fluid through a working fluid circuit. The working fluid has a mass flow rate and a heat capacity that balances the product of the mass...
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JP7404864B2 |
To provide a power management method and a power management system by which power can be generated with compressed air that is accumulated with surplus power.With surplus power, compressed air is supplied into a tank 30 disposed in a wat...
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JP2023547991A |
Plants for energy storage have a critical temperature T below 0 °Cca basin 2 for a working fluid having a critical temperature T in which the working fluid is at least partially in liquid or supercritical phase;cStorage temperature clos...
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