Class 60/688 - Water mingled with exhaust steam

Subclass of Class 60 - Power plants
Definition: Apparatus, in which fluid exhausted from a steam engine
No. of patents: 38
Last issue date: 08/29/2006

Number	Title	Issue Date
7096666	Air-cooled condensing system and method An air-cooled condenser has a first stage comprising both a K and a D section with fin tubes fed with steam at both ends, and a second stage comprising a D section. Each core tube in the first stage has at least one extraction channel at the trailing edge of the cor...	08/29/2006
7065970	Condensers and their monitoring Disclosed is a method for operating a condenser of the type having a housing inside of which is disposed a bundle of water tubes, a steam inlet for steam to flow inside the housing for contacting the tube bundle for cooling, and having a stagnant air zone during ope...	06/27/2006
7010920	Low temperature heat engine A method for producing power to drive a load (17) using a working fluid circulating through a system that includes a prime mover (12) having an inlet and an accumulator (20) containing discharge fluid exiting the prime mover. A stream of heated ...	03/14/2006
6619042	Deaeration of makeup water in a steam surface condenser A power plant apparatus comprising a condenser for condensing turbine exhaust steam having a steam dome, a steam inlet, a tube bundle, a hot well for collecting condensate, an air removal section, an internal makeup water heater bundle. An internal makeup...	09/16/2003
6484503	Compression and condensation of turbine exhaust steam The invention consists a dual section vessel including a first section being a turbine exhaust steam enclosure and a second section being a condensate water vessel accumulation, both sections being connected by a system of water columns. The system of wat...	11/26/2002
6233941	Condensation system A condensation system for the condensation of turbine exhaust steam has a condenser installation (25) in which a surface condenser (30) and a direct-contact condenser (35) work in combination. In this case, the two condensers (30, 35) are either arranged ...	05/22/2001
6105368	Blowdown recovery system in a Kalina cycle power generation system A method for capturing working fluid which includes a hazardous component and is discharged from a power generating system, includes directing the discharge to a container. There, the discharged working fluid is combined with a liquid in which the hazardo...	08/22/2000
6012290	Condenser performance optimizer in steam power plants A large electrical power plant includes two operating units, one of which is more efficient and is run as a base load unit. The less efficient operating unit is run only during periods of peak demand or when the more efficient unit is down. Hot condensate...	01/11/2000
5829255	System and method for direct-contact condensation with condensate in steam-turbine power plants evaporators A system and method for direct-contact condensation with condensate, cold, and heat supplies in steam-turbine power plants, evaporators, and other heat-and-mass transfer equipment having a condenser. Outside snow/ice collectors accumulate and store snow, ...	11/03/1998
5595063	Device and method for degassing make-up water for a steam turbine process In a method for degassing make-up water for a water-steam-circuit of a steam turbine process make-up water is introduced at a location of introduction into an exhaust steam pipe of the steam turbine so as to form a water film. A connector of the exhaust s...	01/21/1997
5067559	Diffuser screen for sparger nozzle A method and apparatus for diffusing a liquid condensate return stream in an industrial steam condenser to reduce erosion and corrosion on the condenser structure. One or more diffuser screens are located intermediate a sparger nozzle and a condenser stru...	11/26/1991
4894993	Method of and apparatus for producing power from solar ponds Power is produced by a power plant using a salt-water solar pond comprising an upper wind-mixed layer, a halocline and a lower convective heat storage layer. The power plant includes a heat engine for utilizing heat present in the heat storage layer of th...	01/23/1990
4800727	Energy conversion system involving change in the density of an upwardly moving liquid A system for converting thermal energy into electrical energy includes a fluid reservoir, a relatively high boiling point fluid such as lead or a lead alloy within the reservoir, a downcomer defining a vertical fluid flow path communicating at its upper e...	01/31/1989
4637215	Regenerator with spray cooler Component size difficulties in a closed-cycle steam turbine system are eliminated by disposing an annular regenerator about a turbine wheel and providing spray nozzles at the outlet of the regenerator for eliminating superheat in the exhaust steam passing...	01/20/1987
4631925	Apparatus for deaerating condensate in a condenser An apparatus for deaerating condensate in a condenser employed in a steam turbine plant, an open conduit to permit the condensate to flow to a covered conduit covered so that the condensate cannot flow therein without passing the open conduit. The condens...	12/30/1986
4583370	Heat exchanger and systems and methods for using the same A heat exchanger comprises a housing containing upper and lower layers of fluid, the upper layer being less dense than the lower layer. The large and sharp density gradient at the interface between the upper and lower layer acts to prevent mixing of the t...	04/22/1986
4517805	Vacuum producing condenser An air cooled vacuum producing condenser is disclosed for condensing vapors containing non-condensible gases, i.e. air. The condenser includes a condenser chamber with a bundle of condenser tubes across the chamber. Inlet and outlet headers are disposed a...	05/21/1985
4506508	Apparatus and method for condensing steam Condensing exhaust steam by conveying a stream of the exhaust steam under vacuum to a base cooling tower to condense the steam so long as the heat rejection capacity of the base cooling tower is adequate to condense the steam; supplementing the base cooli...	03/26/1985
4471621	Method and apparatus for draining liquid working fluid from turbine cannister of a closed cycle power plant Liquid working fluid is drained from the sump of the cannister of a power plant of the type described by transferring the working fluid to the condenser rather than to the boiler. In one embodiment of the invention, liquid in the sump is drained by gravit...	09/18/1984
4449368	Apparatus and methods of cooling and condensing exhaust steam from a power plant Apparatus and methods of cooling and condensing exhaust steam from a power plant which rejects heat to air and uses a peak shaving water based cooling system to supplement a primary cooling system. During regeneration of the cooling water, which is heated...	05/22/1984
4442675	Method for thermodynamic cycle A working fluid in the gaseous state at some initial temperature and pressure is expanded polytropically to a resulting exhaust fluid (vapor and liquid) having some lower pressure at some lower temperature in order to produce useful work. The exhaust flui...	04/17/1984
4399657	Steam generation system Steam generation means in a closed system having a pressured steam boiler positioned within a closed heated feed water chamber. The steam generated in the boiler is used to drive a turbine and an associated electrical generator whose output augments the o...	08/23/1983
4380903	Enthalpy restoration in geothermal energy processing system A geothermal deep well energy extraction system is provided of the general type in which solute-bearing hot water is pumped to the earth's surface from a relatively low temperature geothermal source by transferring thermal energy from the hot water to a w...	04/26/1983
4296802	Steam condensing apparatus There are disclosed four embodiments of apparatus for use in condensing steam from the turbine exhaust of a power plant or the like, each comprising a steam condenser having means for circulating cooling medium therethrough in heat exchange relation with ...	10/27/1981
4249384	Isothermal compression-regenerative method for operating vapor cycle heat engine A method of operation of a vapor cycle heat engine which includes the steps of regeneration, recompression, reheating and isothermal recompression with feedwater spray injection for improved cycle efficiency....	02/10/1981
4216657	Mist flow ocean thermal energy process Power is generated using the temperature difference between the water at the surface of a large body of water whose temperature might be in the vicinity of 25° C. or 77° F., and water at considerable depth in the body of water whose temperature might be...	08/12/1980
4121425	Thermodynamic system A thermodynamic system heats a portion of a liquid from a reservoir to vaporize some of the liquid and use the vapor to power an injector. The injector pumps unvaporized liquid through a path leading from the reservoir and through a rotatably driven trans...	10/24/1978
4116267	Modular integrated cooling and heating systems for effluents and other uses A modular integrated cooling and heating system for effluents and other uses involving mixing tanks connected in series, hot water supply pipes connected to each of the mixing tanks in order to convey to each mixing tank a portion of the hot water effluen...	09/26/1978
4089177	Heat engine for transforming heat energy to work including ejector heat pump In conjunction with a heat engine such as a turbine in which the medium expands and is cooled while giving up energy, which uses a closed system in which the medium is cooled so that the vaporized medium condenses to fluid, a heat pump is used in which th...	05/16/1978
4063418	Power producing system employing geothermally heated fluid A power producing system includes a source of geothermally heated fluid having inorganic salts dissolved therein. The fluid is directed through a first direct contact heat exchanger in heat transfer relation with a working fluid of a type insoluble in a l...	12/20/1977
4052858	Method and apparatus integrating water treatment and electrical power production Steam resources, which may in some cases be of forms heretofore considered unusable because of low energy content or corrosive contamination, are used for electrical power and water treatment operations in installations where these formerly separate activ...	10/11/1977
4037413	Power plant with a closed cycle comprising a gas turbine and a work gas cooling heat exchanger A heat exchanger in a close cycle gas turbine power plant has, on its heat abduction side, a system of cooling units connected to it by means of which the efficiency of the plant is considerably increased. Such units consist of evaporators and vapor turbi...	07/26/1977
4022025	Cyclical energy transfer method and apparatus This is a method and apparatus for practicing the method, for the utilization of geothermal energy for the production of power, wherein a fluid (stream and/or hot liquid, or the like) from a geothermal aquifer is brought up the surface of the Earth throug...	05/10/1977
4014674	Turboexpander A turboexpander preferably for cooling natural gas, comprising a casing whose shaft carries operating stages with blades. Provided in the casing in the direction of the gas-liquid flow is at least one separating stage wherein set in succession are a guidi...	03/29/1977
3996745	Stirling cycle type engine and method of operation An improved Stirling cycle type engine is provided wherein the working fluid is a condensible fluid such as steam and a portion of the steam is condensed prior to the introduction of the steam into the cold cylinder zone. Before and/or during compression ...	12/14/1976
3990243	External combustion power producing cycle Steam or other condensable vapor heated to a maximum temperature at a maximum pressure permitted by the system is expanded to a lower pressure in a positive displacement expander; the partially expanded fluid is then further expanded in a turbine, a porti...	11/09/1976
3973403	Closed cycle steam turbine system with liquid vortex pump A closed cycle steam generating system comprising a steam boiler and a steam turbine includes a vacuum pump of the liquid vortex type for condensing the exhaust steam from the turbine, a feedwater pump being employed for returning the condensate to the bo...	08/10/1976
3935902	Condensation apparatus for steam turbine power plants Steam turbine power plants employ condensers for condensing the dead steam of the turbine. The required cooling in the condenser is obtained by cooling water which is, in case of dry cooling towers, injected into a mixing condenser. Recooling of the cooli...	02/03/1976

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Class 60/688 - Water mingled with exhaust steam