Abstract: A system and a method for liquefied fuel storage are provided. The system includes a first module including a first outer vessel wall and a cryotank, a second module including a second outer vessel wall and a submerged pump at partially inside the second outer vessel wall, and a third module including a third outer vessel wall. The first, the second, and the third outer vessel walls are connected to provide an enclosure as an outer vessel.

Abstract: A mobile source of electricity is converted from a transportation mode to an operational mode. A turbine disposed on the mobile source of electricity is operated to generate electricity in the operational mode. A first control valve is operated to feed a cooling agent from a cooling agent source into a heat transfer apparatus disposed in an air intake flow path of the turbine to cool intake air. A second control valve is operated to vent from the heat transfer apparatus, the cooling agent that is heated by absorbing heat from the intake air flowing through the air intake flow path. A controller controls the first and second control valves to maintain the cooling agent having predetermined properties in the heat transfer apparatus.

Abstract: Systems and methods for generating and a controller for controlling generation of geothermal power in an organic Rankine cycle (ORC) operation to thereby supply electrical power to one or more of in-field operational equipment, a grid power structure, and an energy storage device. In an embodiment, during hydrocarbon production, a temperature of a flow of heated fluid from a source or working fluid may be determined. If the temperature is above a vaporous phase change threshold of the working fluid, heat exchanger valves may be opened to divert flow of heated fluid to heat exchangers to facilitate heat transfer from the flow of wellhead fluid to working fluid through the heat exchangers, thereby to cause the working fluid to change from a liquid to vapor, the vapor to cause a generator to generate electrical power via rotation of an expander.

Abstract: Atmospheric solar energy recovery. At least one example is a method comprising: warming a first fluid from heat in atmospheric air, the warming creates an increase in volume of the first fluid; moving a working piston by the increase in volume of the first fluid during the warming, the movement to a first position; holding the working piston in the first position to create a first fixed working volume; exchanging heat in first fluid with a second fluid while the working piston is held in the first position, thereby reducing pressure of the first fluid below atmospheric pressure; and then releasing the working piston; moving the working piston by a first differential pressure between atmospheric pressure and pressure of the first fluid; and converting movement of the working piston caused by the first differential pressure into usable work.

Abstract: The disclosed embodiments combine an energy balance (e.g., averaged energy profiles) with original time series data having smaller time steps to establish an energy balance (e.g., averaged profiles) and a power balance (e.g., smaller time step with original time series data) for a Distributed Energy Resources (DER), microgrid, or other energy system. In an embodiment, a method comprises: solving, with at least one processor, a first optimization problem on time series data related to energy system planning, the first optimization including applying a power balancing framework to the time series data that captures intra-hour variability; and selecting, with the at least one processor, technology assets and sizing for the energy system based on an average hourly and sub-hourly datasets.

Abstract: A freeze protection system for a heating, ventilation, or air conditioning (HVAC) system is shown. The freeze protection system includes a temperature sensor positioned at an inlet of a coil within which a liquid is at risk of freezing, and a controller comprising a processor and memory. The memory stores instructions that are executed by the processor. The processor is instructed to obtain a measured temperature of the liquid at the inlet of the coil from the temperature sensor, compare the measured temperature of the liquid at the inlet of the coil with a freeze prevention temperature threshold, engage a freeze prevention action in response to a determination that the measured temperature of the liquid at the inlet of the coil is less than or equal to the freeze prevention temperature threshold.

Abstract: A wind turbine system is configured to supply real and reactive power to a grid and includes a tower, and a generator within a nacelle configured atop the tower. The generator is connected to a rotor, which is connected to a hub that includes a plurality of turbine blades mounted thereon. A power converter is configured at a location within the tower. A reactive power compensation device is also configured at the location within the tower, the reactive power compensation device operably configured with the power converter so as to provide reactive power in combination with reactive power generated by the power converter.

Abstract: A steam turbine plant includes a high-medium pressure turbine having a high-pressure turbine section provided at one end portion in an axial direction and a medium-pressure turbine section provided at the other end portion; a low-pressure turbine disposed coaxially with the high-medium pressure turbine; a condenser configured to cool steam used in the low-pressure turbine to condense the steam into condensate; and a feed-water heater configured to heat the condensate with steam discharged from the high-pressure turbine section. The plant also includes a low-pressure moisture separating and heating device configured to remove moisture of steam discharged from the medium-pressure turbine section, and to heat the steam with a part of steam to be sent to an inlet portion of the high-pressure turbine section and a part of steam to be sent to an inlet portion of the medium-pressure turbine section from an outlet portion of the high-pressure turbine section.

Abstract: A cooling system includes one or more heat generating components located within an enclosure. A first conduit is thermally connected to one or more of the heat generating components, and the first conduit is fluidly connected to a distribution manifold and a condensing unit. The condensing unit is located external to the enclosure and above the heat generating components. The distribuition manifold is located below the heat generating components. A second conduit is fluidly connected to the condensing unit and the distribution manifold. The cooling system includes a two-phase cooling medium. The first conduit, condensing unit, second conduit and distribution manifold form a loop in which the cooling medium circulates.

Abstract: A system includes at least one pair of series adaptive clamps (SACs). Each SAC is configured to connect to a single conductor that is configured to conduct a constant current between shore-side power sources on opposite ends of the single conductor. Each SAC is configured to clamp a specified amount of power from the single conductor. Each SAC is configured to connect to one end of two ends of a power transfer bus, wherein the other end of the power transfer bus is connected to another SAC of a same pair of SACs. Each SAC is configured to provide a constant voltage to the power transfer bus at the constant current in order to supply at least some of the specified amount of power to a load connected to the power transfer bus.

Abstract: Provided herein are systems and methods (i.e., utilities) that allow for the use of non-grid tied renewable energy systems (e.g., PV arrays and/or wind turbines) without requiring battery banks. In various aspects, these utilities permit the efficient use of renewable energy systems to generate electrical power as well as the ability to dynamically direct where such electrical power is applied.

Abstract: An external solar receiver for a tower solar concentration thermodynamic plant and a field of heliostats includes a plurality of panels wherein each panel with heat exchanger tubes is connected to an interior support element, with an axis substantially perpendicular to the panel, the interior support element being furthermore connected in a rotary manner to a support element belonging to the internal structure by means of at least two parallel, substantially horizontal connecting rods. The connecting rods are each articulated at a first end on the interior support element and at a second end on the support element, respectively, so that under the effect of thermal expansion or contraction of the panels with heat exchangers, each of the panels moves substantially parallel to itself and without deformation of the surface thereof, and in such a way that the polygonal or circular cross-section of the receiver undergoes a homothetic transformation.

Abstract: A waste heat recovery system (100) for an engine (101), comprises a fluid supply (104); two or more evaporators (120, 121) adapted to receive waste heat from an engine (101); a valve module (114) including an inlet port (115) in fluid communication with the fluid supply (104), a first outlet port (116) in fluid communication with a first evaporator (120) of the two or more evaporators (120, 121), and a second outlet port (117) in fluid communication with a second evaporator (121) of the two or more evaporators (120, 21), the module being adapted to selectively provide a fluid communication path between the fluid supply (104) and one or more of the two or more evaporators (120, 21). A fluid control module (200, 400) for a waste heat recovery system (100) with a 10 working fluid is provided.

Abstract: Provided is a method for energy recuperation in the expansion of processed natural gas before the delivery of the latter to an acetylene production plant (H). The method includes delivery of heated processed natural gas to an expansion device and expansion of the processed natural gas in the expansion device to a pressure of 2 bar to 8 bar. The expansion device is a piston expansion machine which is operated by the expansion of the processed natural gas and which generates energy. Also provided is a plant for energy recuperation in the expansion of processed natural gas.

Abstract: Systems and methods for generating electrical power using a solar power system that comprises a pressurized closed loop pipe containing a transfer liquid extending between a solar collector and a heat exchanger. The transfer liquid is heated by the solar collector and gives up its thermal energy at the heat exchange to produce steam. The system also includes a source of geothermal energy and a source of natural gas. The geothermal energy in the form of heat separates the natural gas from the ground water in a separation tank. At the resulting heated ground water from the separation tank is connected to the heat exchanger to supplement thermal energy from the solar collector.

Abstract: A portable solar power station is disclosed herein. The power station is contained and configured with sufficient power to support a plurality of industrial devices and appliances. The devices and appliances can be utilized for a variety of professional and recreational activities. The power station is easily transported because it can fit, e.g., into a truck's bed or a van's cargo area and is not so heavy, e.g., that a person of mild to average strength would have difficulty pushing, lifting or otherwise moving the power station.

Abstract: A system for producing a heat source for heating or electricity, using medium/low-temperature waste heat includes: an absorption-type heat pump (100) supplied with a driving heat source and heat source water to heat a low-temperature heat medium; a regenerator heat exchange unit (210) for supplying a regenerator (110) with a driving heat source using waste heat; an evaporator heat exchange unit (220) for supplying an evaporator with heat source water; a heat medium circulation line (310) for circulating a heat medium; a generation unit (400) branching off from the heat medium circulation line (310) and producing electricity; a heat production unit (500) branching off from the heat medium circulation line (310) and supplying a heat-demanding place with a heat source for heating; and a switching valve unit (600) for controlling the flow of heat medium supplied the generation unit (400) or the heat production unit (500).

Abstract: Disclosed in the present invention is a method of generating a high-speed gas flow, utilizing a device comprised of a gas pipe, a circulating pipe and a starting and controlling system. The starting and controlling system is comprised of one or a combination of any two or more of a refrigerator, a circulating pump and a heat exchanger. The method comprises the following operation steps: filling the device with a working medium; activating the starting and controlling system; after having been pressurized under liquid state, the working medium absorbing heat and being gasified, entering the gas pipe, and generating the high-speed gas flow. The method may utilize a low quality heat source to convert a low-speed gas flow into a high-speed or extremely high-speed gas flow with relatively high use value. Thus, thermal energy carried by the fluid in the nature may be converted into mechanical energy efficiently.

Abstract: A system for geothermal process optimization can include a receiver configured to receive brine conditions sensed at a head of a production well of a geothermal power plant and a first circuit configured to determine an analyte value according to the sensed brine conditions. Also, the system can include a second circuit configured to determine a product dosage value for a product, according to the analyte value, product information, and historical power plant data. The product dosage value can be an amount of the product suggested to adequately prevent buildup, corrosion, or a combination thereof at a given part of the geothermal power plant, such as the production well.

Abstract: A system for providing backup power to a facility includes a generator, and a controller configured to determine whether electrical power to the facility has been interrupted, and automatically determine a generator initial start and restart time delay based at least on a prediction of when an electrical system within the facility needs to be cycled.

Abstract: A method for operating a geothermal system is provided to optimize heat exchange between a geothermal loop and a heat pump load loop. The flow through the earth loop is adjusted to meet current thermal demand of a heat pump array, so as to reduce the electrical demand of the earth loop circulator when heat pump thermal demand is low. The speed of the earthloop circulator adjusts to meet the operating conditions of the heat pumps and earth loop, thereby permitting efficient laminar flow whenever possible, as long as thermal demand is met. Specifically, if flow in the earth loop transitions from turbulent to laminar, this method insures that the current thermal demand of the heat pumps is met, and if not, increases the earth loop circulator speed to meet current thermal demand, otherwise maintaining laminar flow.

Abstract: In a cogeneration apparatus having a power generation unit equipped with a power generator, an internal combustion engine, and a hot water tank connected to the engine through a heat exchanger, there are provided a first pump provided at a flow channel connecting the engine to the heat exchanger and a second pump provided at a second flow channel connecting the heat exchanger to the hot water tank. A temperature of the engine cooling water heated by the engine and a temperature difference between the temperature and a temperature of the engine cooling water cooled by the heat exchanger is determined and based on the determined values, flow rates of the first and second pumps are controlled.

Abstract: A mobile charging system includes a foldable solar panel and a battery configured to receive electricity generated by the solar panel and to charge one or more electric vehicles. The mobile charging system is configured to be towed or driven to locations to provide services to users. Users can park their electric vehicles under the shade of the solar panel, getting electricity either through the battery or directly from the solar panel, the hydro generator, or the wind turbine. The users can also get food from the kitchen, cooked from an electric stove or oven or microwave, cold drinks from the vending machine or refrigerator, and get online from the wireless router. Operators of the charging systems can broadcast their positions. Users can find the positions of the available systems using apps, and request services to be delivered at the user locations.

Abstract: A transport refrigeration system includes a diesel engine equipped with a combustion air pressurization device, such as a turbo-charger or a supercharger. The diesel engine powers at least one component associated with the transport refrigeration system, such as a refrigeration compressor or an air-moving device.

Abstract: A heat-electricity combined production system includes: a solar cell module in which a flow path through which a heat source side heating medium heated by solar heat flows, is formed and which generates electricity by solar light; a geothermal heat exchanger that absorbs geothermal heat through the heat source side heating medium; a heat pump including a heat source side heat exchanger that performs heat-exchange between the heat source side heating medium and a refrigerant and a load side heat exchanger that performs heat-exchange between the refrigerant and a load side heating medium; a controller that control the heat source side heating medium to pass through both the solar cell module and the geothermal heat exchanger; and a plurality of pipes that connect the solar cell module, the geothermal heat exchanger and the heat pump.

Abstract: A high efficiency OTEC service station for supporting a novel high efficiency ocean thermal energy conversion system. The high efficiency OTEC service station generally includes a semi-submersible platform positioned in a warm ocean location. The station includes an upper deck having an interior which stores one or more fluid pumps, generators and turbines for use in generating electrical power. A lower deck having an interior stores one or more working fluid tanks, water storage tanks and spent working fluid tanks. Three heater assemblies are provided for heating working fluid at various stages of an OTEC cycle and for use in creating potable water for other applications. A heat exchanger extends from the lower deck, which also includes one or more buoyancy tanks. By utilizing a novel approach to ocean thermal energy conversion, the OTEC service station achieves greater efficiency and lower operating costs than prior art systems.

Abstract: The invention is an ocean thermal energy conversion method and a system in which a motive fluid having predetermined characteristics is circulated in a closed loop between a cold source in cold deep ocean water and heat sources in warm surface water. The motive fluid is compressed between the cold source and a first primary warm water heat source resulting in the motive fluid being substantially totally vaporized at an outlet of the warm water heat source. The motive fluid is heated downstream from the primary heat source by a secondary heat source. The thermal energy of the heated motive fluid is recovered from a turbine and the motive fluid is condensed in the cold source.

Abstract: The invention relates to a method for preparing a colloidal nanoparticle solution, including: (a) dissolving a titanium-oxide precursor, referred to as a precursor, in one or more solvents, referred to as precursor solvents; and (b) chemically converting, preferably by means of hydrolysis, said titanium-oxide precursor and said precursor solvent into a colloidal-solution solvent so as to form titanium-oxide nanoparticles that are dispersed in the colloidal-solution solvent, said colloidal solution having a dynamic viscosity of between 4 and 54 cP at 20° C. and 101,325 Pa. The invention also relates to a colloidal titanium-oxide nanoparticle solution containing a dispersion of titanium-oxide nanoparticles in a solvent or system of solvents, the viscosity of which is between 4 and 54 cP, said solution being particularly obtainable according to the method of the invention, as well as to the uses thereof, in particular for preparing photovoltaic cells.

Abstract: A method for producing power from two geothermal heat sources includes: separating a first geothermal fluid from a first geothermal heat source into geothermal vapor comprising steam and non-condensable gases, and geothermal brine; supplying the geothermal vapor to a vaporizer; vaporizing a preheated motive fluid using heat from the geothermal vapor, wherein the heat content in the geothermal vapor exiting the flash tank is only enough to vaporize the preheated motive fluid in the vaporizer; expanding the vaporized motive fluid in a vapor turbine producing power and expanded vaporized motive fluid; condensing the expanded vaporized motive fluid to produce condensed motive fluid; and preheating the condensed motive fluid in a preheater using heat from a second geothermal fluid from a second geothermal heat source having a lower temperature and salinity content that the first geothermal fluid, thereby producing the preheated motive fluid, make-up water and heat-depleted geothermal brine.

Abstract: Systems and methods for model based steam flow control to and/or through a steam turbine component are disclosed. In one embodiment, a system includes: at least one computing device configured to control a steam flow in a power generation system by performing actions comprising: generating a flow model for the steam flow based at least in part on operational data about the steam flow in the power generation system; and adjusting a characteristic of the steam flow based upon the flow model.

Abstract: The present invention provides a power generating system by combining medium-and-low temperature solar energy and fossil fuel with thermochemical process, the system comprising: a material supply device configured to store fossil fuel; a material mixing device configured to mix the fossil fuel with non-reacted reactant; a material metering device configured to control an amount of material fed to a material preheating device in unit time; a material preheating device configured to heat the material; a solar energy absorption and reaction device configured to drive the fossil fuel by using solar thermal energy absorbed to make a decomposition reaction or reforming reaction, through which the solar energy is converted to chemical energy of hydrogen-rich fuel, obtaining solar-energy fuel; a solar energy heat collecting device configured to collect the solar energy with low energy flux density to medium-and-low temperature solar thermal energy with high energy flux density, so as to provide heat to decomposition

Abstract: An energy conversion device generates electrical power responsive to a flow of thermal power. An energy radiator is in thermal communication with the energy converter and includes an input side for receiving the flow from the energy converter and an output side that is tuned for selectively emitting at least a portion of the thermal flow in a bandwidth at which the atmosphere of Earth is substantially transparent and/or with a sufficiently small radiation angle such that the portion of the thermal flow can be radiated to outer space. In one system, the energy conversion device held at least near an ambient temperature. In another system, the energy conversion device is maintained below an ambient temperature.

Abstract: The present invention provides a vapor powered apparatus for generating electric power. Embodiments of the present invention include a storage tank containing a working fluid having a boiling point less than 160° F., a heating source that vaporizes at least a portion of the working fluid to provide a working pressure of the vaporized working fluid, and a pressure motor that converts the working pressure of the vaporized working fluid into mechanical motion. The vaporized working fluid exiting the pressure motor is captured, condensed and returned to the storage tank. Preferably, at least some of the components of the apparatus are hermetically sealed by an outer casing.

Abstract: A solar thermal power generation facility is provided with turbine bypass piping (74) which makes some of compressed air from a compressor (10) bypass a turbine (20), a turbine bypass valve (75) which adjusts the flow rate of the compressed air flowing through the turbine bypass piping (74), and a control device (80) which controls the rotational torque of a turbine rotor (21) by opening the turbine bypass valve (75) before a rotor rotational speed reaches a rated rotational speed in a speeding-up process of the rotor rotational speed by a start-up device (60) and adjusting the flow rate of the compressed air that is made to bypass, by the turbine bypass valve (75). The control device (80) instantaneously fully closes the turbine bypass valve (75) at the time of incorporation in which a power generator (50) is connected to an electric power system (S).

Abstract: A closed loop system for producing energy using an Organic Rankine Cycle (ORC) and an ORC fluid, comprising a first solar power source (52) configured to heat an ORC liquid to a saturated ORC liquid, a second solar power source (70) fluidly connected to the first solar power source and configured to vaporize the saturated ORC liquid to become ORC vapor, and a turbo-machine (54) configured to receive ORC vapor and produce mechanical energy by expanding the ORC vapor.

Abstract: Systems and methods for collecting, storing, and conveying aqueous thermal energy are disclosed. In a particular embodiment, a floating film retains solar energy in a volume of water located under the film. A series of curtains hanging from a bottom surface of the film define a passage between a periphery of the film and a center of the film to direct the heated water at the center of the film. The heated water is circulated to deliver the heat to a dissociation reactor and/or donor substance. The donor is conveyed to the reactor and dissociated.

Abstract: An engine for harvesting energy stored in water vapor includes a vortex chamber coupled to an extraction unit and also to a vortex induction unit, the vortex induction unit configured to induce a vortex of water vapor in the chamber and the extraction unit configured to harvest energy from the flow of water provided by the chamber. A method of operation is provided. Additionally, and electrical generation system is disclosed.

Abstract: A hybrid power plant is described in which a pressurized water nuclear reactor or a biomass-fueled power plant, which have a relatively low operating temperature, such as, is combined with a coal or other fossil fuel power plant having a higher operating temperature. Steam from the first plant is superheated in the second power plant to provide a hybrid plant with improved efficiencies and lower emissions.

Abstract: A bi-field solar geothermal system and method. A ground source geothermal heat pump system comprises two discrete hot and cold loops operated in conjunction with solar panels. Heat acquired from the solar panels is stored in a hot geothermal loop for use during colder weather. The alternative use of cooled fluid, passed through the solar panels, enables removal of heat from a cooled geothermal loop for use during hot summer months. The system comprises a valve system in working communication with the hot geothermal loop and the cold geothermal loop and a control system for controlling the operation of valves and determining when to switch from the hot geothermal loop to the cold geothermal loop.

Abstract: The present invention provides a method for producing load-following power using low to medium temperature heat source fluid comprising the steps of reducing the power level produced by a Rankine cycle power plant producing load-following power operating on a low to medium temperature heat source fluid during one period of time; storing heat not used during the first period of time; and using the heat stored for producing power during a second period of time.

Abstract: Systems and methods for collecting, storing, and conveying aqueous thermal energy are disclosed. In a particular embodiment, a floating film retains solar energy in a volume of water located under the film. A series of curtains hanging from a bottom surface of the film define a passage between a periphery of the film and a center of the film to direct the heated water at the center of the film. The heated water is circulated to deliver the heat to a dissociation reactor and/or donor substance. The donor is conveyed to the reactor and dissociated.

Abstract: An energy transfer system for transferring energy between the earth and a facility comprising a well bore at least partially filled with groundwater, a center pipe having a top end and a bottom end disposed in the well bore and having a plurality of apertures for allowing the ingress and egress of groundwater, a pump disposed within the center pipe for facilitating a flow of groundwater through the apertures, and a closed source loop disposed in the well bore, the source loop including at least one source loop pipe extending adjacent the center pipe in said well bore and containing a working fluid for absorbing or transmitting thermal energy.

Abstract: Embodiments of the invention generally provide a heat engine system, a mass management system (MMS), and a method for regulating pressure in the heat engine system while generating electricity. In one embodiment, the MMS contains a tank fluidly coupled to a pump, a turbine, a heat exchanger, an offload terminal, and a working fluid contained in the tank at a storage pressure. The working fluid may be at a system pressure proximal an outlet of the heat exchanger, at a low-side pressure proximal a pump inlet, and at a high-side pressure proximal a pump outlet. The MMS contains a controller communicably coupled to a valve between the tank and the heat exchanger outlet, a valve between the tank and the pump inlet, a valve between the tank and the pump outlet, and a valve between the tank and the offload terminal.

Abstract: Solar/gas hybrid concentrating solar power (CSP) systems and methods of using the CSP systems are described. The hybrid CSP systems are highly efficient due, at least in part, to a solar segment comprising a first heat transfer fluid and a thermal storage segment comprising a second heat transfer fluid. The second heat transfer fluid heat exchanges with a steam segment to produce steam that drives a steam turbine. Thus, the solar and thermal segments perform the “heavy lifting” of producing steam from water. Once the steam is produced, it enters a superheater of the steam segment. The superheater, which does not heat exchange directly with the thermal storage segment, is heated by a gas turbine positioned downstream from the thermal storage segment.

Abstract: A cold state engine utilising air heat energy to output work, refrigeration and water, includes a first cycle and a second cycle. The first cycle comprises of vaporiser, expander, and working fluid pump. The second cycle includes a vaporiser, circulation pump, air heat exchanger. The two cycles are opera lively interconnected via at least a vaporiser, piping, valves, sensors and a generator. Using air or water as a high temperature heat source, an expander generates cryogenic liquid as a low temperature heat source, using natural gases (such as N2, He, Air, CO2 etc.) as a working fluid, based on methods of cryogenic working fluid thermodynamic—refrigeration cycle and frost-free two stage heat exchange cycle.

Abstract: Provided is a consumer to industrial scale energy trigeneration process based microgrid combined cooling, heat and power. The present invention includes conversion, processing, extraction and/or storage systems for electrical, chemical and thermal energy. The invention provides a quintessential renewable energy ecosystem incorporating vital energy generation, thermal heating and cooling processes with integrated components installed to encompass a distributed renewable energy generation, energy storage and integrated automation system. The automation system of the invention provides the ability to view, monitor, analyze, control and interact with system components.

Abstract: A method of and apparatus for producing electricity, hydrogen gas, oxygen gas, pure water using a geothermal heat are disclosed. A low voltage (such as less than 0.9V) is applied to a prepared solution containing hydrogen generating catalysts to generate hydrogen and oxygen. The hydrogen and oxygen are used to drive a gas turbine to generate electricity. The oxygen and hydrogen are combusted to generate heat and pure water. This process is advantageous in many aspects including desalinating salt/sea water using geothermal heat.

Abstract: A method of using geothermal energy to produce electricity by lowering a geothermal generator deep into a pre-drilled well bore below the Earth's surface. A self contained geothermal generator includes a boiler, a turbine compartment, an electricity generator, a condenser and an electric cable. The condenser includes a distributor chamber, a peripheral chamber and plurality of tubes disposed within the peripheral chamber. The peripheral chamber of the condenser surrounds the turbine, electric generator and distributor chamber departments and is cooled with a separate closed loop system. The condenser cools and converts exhausted steam back in liquid state and returns it back into the boiler for reheating. Water contained within the boiler is converted to high-pressure, super heated steam due to heat from hot rocks contained within a pre-drilled well bore. The steam is used to produce electric energy which is transported up to the ground surface by the electric cable.

Abstract: The invention relates to a grid-connected power plant, having the following systems which are adjusted in their capacitance to each other: a) a wind power plant, water power plant, solar-thermal system and/or photovoltaic system for the production of electrical energy for operating the systems b) through f); b) a CO2 absorption system for the absorption of atmospheric CO2; c) a CO2 desorption system for the desorption of the CO2 gained in b); d) an electrochemical or solar-thermal H2 synthesis system for the operating system e); e) a synthesis system selected from the group catalytic methanol synthesis, catalytic DME synthesis, catalytic methane synthesis; f) a storage system selected from the group methanol storage system, DME storage system, methane storage system. The invention also relates to the use of such a power plant and methods for the operation of such a power plant.

Abstract: A power systems utilizing at least two heat source streams with substantially different initial temperatures, where the systems include a simple vaporization, separation, and energy extraction subsystem, a recycle subsystem, and a condensation and pressurization subsystem and methods for making and using same.