Abstract: A cooling and heating platform is disclosed. An example cooling and heating platform includes an operating chamber with an operating liquid in the operating chamber. The example cooling and heating platform includes a heat exchanger in the operating chamber. The heat exchanger exchanges heat between the operating liquid and an application fluid in the heat exchanger to maintain the application fluid at a predetermined temperature for an application.

Abstract: An apparatus includes a subsea flow line and a two stage heat exchanger. The subsea flow line communicates a process flow that is associated with a subsea well, and the heat exchanger transfers thermal energy between the process flow and an ambient sea. The heat exchanger includes a primary circuit in communication with the flow line to transfer thermal energy with the process flow; and the heat exchanger includes a secondary circuit in thermal communication with the primary circuit to transfer thermal energy with the primary circuit.

Abstract: Energy recovery devices, systems and methods, and energy recovery control systems and methods for efficient extraction and reuse of waste heat from exhaust fumes generated from cooking appliances.

Abstract: Systems and methods for heating material through cogeneration of thermal and electrical energy can include a heat source and an electric generator configured to produce hot exhaust gas and electricity. One or more heating conduits can carry the hot exhaust gas to one or more bodies of material. The electric generator can at least partially power one or more electric heaters configured to reheat the hot exhaust gas after a portion of heat has been transferred from the hot exhaust gas to the one or more bodies of material.

Abstract: A system and method for storing thermal energy in a heated liquid in a pressurized vessel employs an inner and outer vessel. The inner vessel contains water or specific liquids for storage and potential use of thermal energy contained therein. An outer vessel encapsulates an inner vessel, with a vacuum formed there between. The inner vessel comprises an upper portion containing an unheated liquid and a lower portion containing a heated liquid. A sliding insulated barrier segregates liquids. The pressure generated by the heated liquid, and incompressibility of unheated liquid equalizes static pressure within the inner vessel, which helps prevent the heated liquid in the lower portion from forming a vapor phase. Heated liquid egresses the lower portion of inner vessel to pass through a vapor producing apparatus to become vapor, then an expander to become condensate, and finally to a heat source for reintroduction into the inner vessel.

Abstract: A method for drilling a borehole penetrating an earth formation includes: drilling a first section of the borehole; notching a wall of the borehole in one or more selected locations with a selected type of notch using a notcher for defined local weakening of the formation; performing a local induced break-out test and/or local fracturing operation on an annulus section of the first section of the borehole between the drill string and a wall of the borehole using a test tool comprising a packer to provide formation stress-state data. The one or more locations is based on the formation stress-state data. The method further includes deriving stress-state of the formation and a fracturing parameter of the formation using the formation stress-state data and drilling a second section of the borehole using the derived stress-state and the fracturing parameter.

Abstract: The invention relates to a geothermal exchanger comprising a casing containing a heat-transfer fluid with which it is in direct contact. The casing is flexible such as to be in direct contact with a wall of the borehole containing the exchanger under the effect of the pressure of the heat-transfer fluid.

Abstract: A closed-loop system and method for heating of target contaminant zones having environmental contaminants of concern present in the groundwater and the soil by thermal conduction, and subsequent enhancements of physical, biological and chemical processes to attenuate, remove and degrade contaminants in the target contaminant treatment zones, is disclosed. The system and method collects solar or other heat and transfers the heat via a closed-loop and a set of borehole exchangers to subsurface soil in the proximity of and/or directly to the target contaminant treatment zones. The target contaminant treatment zone may comprise contaminated soil, contaminated groundwater in an aquifer, or industrial waste comprising water and/or solids. Solar collectors or heat exchangers capturing waste heat from industrial processes may be used as the heat source.

Abstract: This invention relates to treated geothermal brine compositions containing reduced concentrations of iron, silica, and manganese compared to the untreated brines. Exemplary compositions contain a concentration of manganese less than 10 mg/kg, a concentration of silica ranging from less than 10 mg/kg, and a concentration of iron less than 10 mg/kg, and the treated geothermal brine is derived from a Salton Sea geothermal reservoir.

Abstract: A cooling system which achieves temperature control of a heat affected portion of a pipe.

Abstract: A method and device for freezing the ground are disclosed, including a freezing lance which extends along a longitudinal axis and has a pipe mantle that encloses an interior space, wherein the ground surrounding the freezing lance can be cooled by the refrigerant present in a first section of the interior space, a line for supplying the liquid refrigerant in the first section of the interior space, wherein the device has a first end section with a first opening for removing an exhaust gas formed by evaporation of the refrigerant from the interior space, wherein the interior space has a second section for holding the exhaust gas, wherein heat is exchangeable between the exhaust gas and the pipe mantle in the second section, so that the exhaust gas can be heated by heat exchange with the ground adjacent to the freezing lance.

Abstract: A method and system for optimizing the operation of a geo-exchange system, by generating predictive models pertaining to energy demand and energy capacity for a particular building or district, based on data from sensors associated with components of a district geo-exchange system, historical and real-time operational data associated with district modules, including weather forecast data and current weather conditions.

Abstract: A geothermal energy extraction subterranean system for extracting heat from a subterranean formation has an injection well in a first borehole and a first production well extracting the heated working fluid through a first production opening. The first well tubular metal structure has first and second annular barriers to isolate a production zone, each annular barrier including a tubular metal part having a first expansion opening and an outer face, an expandable metal sleeve surrounding the tubular metal part and having an inner face facing the tubular metal part and an outer face facing the wall, each end of the expandable metal sleeve being connected with the tubular metal part. The first production zone is arranged between the first and second well tubular metal structures so that the heated working fluid is extracted in the second well tubular metal structure through the first production opening.

Abstract: The present invention relates to a geothermal heat exchange system and a method of constructing a geothermal heat exchange system, and more specifically, to a geothermal heat exchange system which is to be installed in a borehole in the ground, the borehole being divided into a ground surface section and a shallow geothermal source section, the shallow geothermal source section of the borehole, which is hardly influenced by the atmospheric or ground surface temperatures, is filled with conventional heat conductive grouting material with high thermal conductivity, and the ground surface section of the borehole is filled with thermal insulation grouting material or thermal insulation cartridges to prevent the heat transferring medium in the geothermal heat exchange system, which has the geothermal heat obtained from the shallow geothermal source, from losing heat in the winter time or obtaining heat in the summer time when it passes through the ground surface section which is much influenced by the atmospheric

Abstract: The invention relates to an environmental noise shielding apparatus in which the internal temperature can be matched to the external temperature by means of a cooling element which is arranged within the environmental noise shielding apparatus. This allows a better sound protection effect.

Abstract: Supercritical carbon dioxide is directed into a wellbore to a specified depth. The supercritical carbon dioxide is directed at an inner surface of the wellbore at the specified depth. Scale is removed from the wall of the wellbore with the supercritical carbon dioxide.

Abstract: Disclosed is a system for generating energy. The system is incorporated into a disposal or injection well. A conduit is extended down in the well from the surface. Water disposed in the well is used to drive some sort of mechanical-energy creating device that has an axis that runs up the wellbore. The device is used to turn a shaft that extends up in the well, and is used to either generate electrical power, or be used for some mechanical purpose outside the wellbore.

Abstract: A closed-loop system and method for heating of target contaminant treatment zones (150) having environmental contaminants of concern present in the groundwater and the soil by thermal conduction, and subsequent enhancement of physical, biological and chemical processes to attenuate, remove and degrade contaminants in the target contaminant treatment zones, is disclosed. The system and method collects solar or other heat and transfers that heat via a closed-loop and a set of borehole exchangers (120) to subsurface soil in the proximity of and/or directly to the target contaminant treatment zones. The target contaminant treatment zone may comprise contaminated soil, contaminated groundwater in an aquifer, or industrial waste comprising water and/or solids. Solar collectors or heat exchangers capturing waste heat from industrial processes may be used as the heat source (110).

Abstract: Device for heating and cooling, respectively, more than one house, where at least two small houses (1) are connected to a common energy storage (2) in the ground and where a control device (3) is arranged to transport a heat carrier in a pipe work (4) connected to the energy storage (2). The small houses (1) are each arranged to have a separate respective heat pump device, and in each heat pump device is connected to the pipe work (4), so that, firstly, the heat carrier can flow through the heat pump device and, secondly, the small houses (1) are connected in parallel in relation to each other to the pipe work (4).

Abstract: Thermal energy system, coupled to a building energy system, which selectively provides heating and/or cooling to a building.

Abstract: A liquid containment structure such as a frac pond has a perimeter wall; a floor liner bounded by the perimeter wall; and a platform underneath the floor liner, the platform formed of a plurality of mats laid edge to edge and whose upper faces collectively define a support surface. Related methods of use of the structure include installing the structure at a well site, and in some cases using the structure as a frac water pond. A drain channel may be defined in the support surface below a portion of the floor liner, with the portion of the floor liner extending downward into the drain channel.

Abstract: Technology is provided for a server facility cooling system. The system can include a coolant tank containing an electrically insulating liquid and one or more servers submerged in the liquid. At least a portion of the heat generated by the servers is transferred to the liquid. An elongate cooling loop extends vertically between a first end and a second end, wherein the first end is located in the air and the second end is located underground. A heat exchanger is positioned between the coolant tank and the cooling loop to transfer heat from the liquid to the cooling loop. A cylindrical cooling tower is positioned around the first end of the cooling loop.

Abstract: A method and a device for freezing the ground are provided with a freeze pipe closed on one front side, and an inner pipe extending into the freeze pipe for supplying a cooling agent, and wherein a hollow body is provided, whose inner diameter is larger than the outer diameter of the freeze pipe.

Abstract: A dehumidification system includes a compressor, a primary evaporator, a primary condenser, a secondary evaporator, and a secondary condenser. The secondary evaporator receives an inlet airflow and outputs a first airflow to the primary evaporator. The primary evaporator receives the first airflow and outputs a second airflow to the secondary condenser. The secondary condenser receives the second airflow and outputs a third airflow to the primary condenser. The primary condenser receives the third airflow and outputs a dehumidified airflow. The compressor receives a flow of refrigerant from the primary evaporator and provides the flow of refrigerant to the primary condenser.

Abstract: A geothermal probe for exchanging heat between ground surrounding the geothermal probe, in which the geothermal probe is arranged in the operating state, and a heat transfer fluid includes inflow and outflow pipes. The inflow pipe has an inflow pipe inner surface and the outflow pipe, arranged therein, has an outflow pipe outer surface. Between the inflow pipe inner surface and the outflow pipe outer surface and annular space is formed that is entered by the heat transfer fluid in laminar flow. At least two mixing elements are arranged at a distance from one another in the annular space. The mixing elements bring about a repeated alternation between laminar flow of the heat transfer fluid and mixing.

Abstract: The invention provides a thermal energy storage and heat exchange unit, comprising a solid state thermal storage material, a heat transfer fluid and means for energy input and output, distinctive in that: the storage comprises at least one heat transfer container, solid state thermal storage material is arranged around the heat transfer container, and the heat transfer container contains the heat transfer fluid and the means for energy input and output, so that all heat transferring convection and conduction by the heat transfer fluid takes place within the respective heat transfer container. Method of building the thermal energy storage, plant comprising the storage, method using the plant and use of the storage or plant.

Abstract: A system and method for estimating energy consumption in an HVAC system, the method including the steps of determining a system characteristic value, obtaining an operational condition value, determining a base power consumption value based at least in part on the system characteristic value and the operational condition value, determining an operational run time for the system, and determining an estimated energy consumption based at least in part on the operational run time and the base power consumption value.

Abstract: A gravity power generation device comprises a geothermal well, a hollow heat conducting post, a power generating unit, a steam guiding unit, a condensing unit and a water distribution unit. By discharging and filling the water alternately and repetitively, a first tank and a second tank of the power generating unit can be continuously movable back and forth between a first and a second power generation positions so that a shaft of the power generating unit can continuously rotate to drive a generator of the power generating unit to generate electric power, thereby the heat energy of the geothermal steam can be converted into the potential energy of the water, and then be converted to electric energy so as to meet the demand for power generation by natural energy.

Abstract: Provided is a consumer to industrial scale renewable energy based quintuple-generation systems and energy storage facility. The present invention has both mobile and stationary embodiments. The present invention includes energy recovery, energy production, energy processing, pyrolysis, byproduct process utilization systems, separation process systems and handling and storage systems, as well as an open architecture for integration and development of additional processes, systems and applications. The system of the present invention primarily uses adaptive metrics, biometrics and thermal imaging sensory analysis (including additional input sensors for analysis) for monitoring and control with the utilization of an integrated artificial intelligence and automation control system, thus providing a balanced, environmentally-friendly ecosystem.

Abstract: In some aspects, a thermal elevation system includes a base plant including an evaporator to vaporize a working fluid. A lift conduit is coupled to the base plant and includes multiple lift stages to lift the working fluid in the vapor state. An elevated plant is coupled to the lift conduit and condenses the working fluid at the elevated plant. A power generation conduit is coupled to the elevated plant and flows the working fluid through multiple power generator stages that each generate electrical power. The working fluid may return to the base plant for recirculation.

Abstract: The present invention relates to a heat exchanger header, wherein said header includes a lower portion (3) having two longitudinal edges (7), an upper portion (4) forming a cover, and at least one flange (9, 10, 30). According to the invention, said flange (9, 10, 30) has a profile (11, 17, 37) that enables the longitudinal edges (7) of the header, which are provided at least locally folded, to be received at the flanks (12, 19, 38) thereof, so as to simultaneously crimp the flange (9, 10, 30) onto said cover (4) and retain the cover (4) on said lower portion (3).

Abstract: A heat pump heating and hot-water system includes a water heating heat exchanger for heating water by heat exchange with a heating medium heated by a heat pump unit, an indoor heating unit, a heating circulation circuit for selectively pumping the heating medium to either of the water heating heat exchanger and the indoor heating unit using a heating medium pump, and a hot-water accumulating circuit that sends water in a hot-water storage tank to the water heating heat exchanger and returns water having passed through the water heating heat exchanger to the hot-water storage tank using a water pump. The volumetric flow rate of the heating medium pumped to the water heating heat exchanger by the heating medium pump is higher than or equal to the volumetric flow rate of the water pumped to the water heating heat exchanger by the water pump.

Abstract: Apparatus and method transfer heat between a geothermal mass and a geothermal heat exchange unit embedded within the geothermal mass, utilizing a geothermal heat exchange system comprised of the heat exchange unit. The unit includes a chamber enclosed by plate-like walls presenting a very large heat transfer area. The walls are spaced apart by a small distance compared to the heat transfer area, configuring the chamber to contain a thin, film-like volume of a liquid heat exchange medium. The heat exchange medium is flowed into and out of the chamber at a prescribed rate of flow, and the capacity of the chamber is such that the volume of heat exchange medium contained within the chamber during operation of the geothermal heat exchange system is great enough to enable the flowing heat exchange medium to mix with static, dwelled heat exchange medium maintained within the chamber as heat exchange medium flows through the chamber at the prescribed rate of flow and is circulated in the system.

Abstract: A high-velocity low-pressure cooling system (100), especially suited for data center applications, includes an air coolant loop (102), a non-air coolant loop (104) and a cooler unit (126) for heat transfer between the loops (102 and 104). The air loop (102) is used to chill ambient air that is blown across heat transfer surfaces of equipment mounted in data center racks (110). In this manner, effective cooling is provided using a coolant that is benign in data center environments.

Abstract: In an embodiment, a method of operating a geothermal energy system includes selectively connecting each of a plurality of borehole heat exchangers to any other of the plurality of borehole heat exchangers thereby to permit flow of a working fluid between the borehole heat exchangers and to selectively distribute the working fluid within the plurality of borehole heat exchangers. Each borehole heat exchanger has an elongate tube having a closed bottom end and first and second adjacent elongate coaxial conduits interconnected at the bottom end, the first conduit being tubular and surrounded by the second conduit which is annular. Each borehole heat exchanger has a major portion thereof extending in a substantially inclined orientation at an angle of from 3 to 95 degrees from vertical, the borehole heat exchangers being connected to a manifold for the working fluid.

Abstract: An intake box of an air supply system in a compressor arrangement, having an intake grill and an air intake pipe arranged on the compressor side, wherein the intake grill and the air intake pipe are arranged between a lower lid and an upper lid, wherein, in addition, a sound damping box for minimizing noise emissions is arranged between the intake grill and the air intake pipe, wherein the longitudinal dimension and width dimension of the sound damping box are each at least three times as large as the depth dimension of the sound damping box.

Abstract: A method of installing a tubular heat exchanger into soil includes providing the tubular heat exchanger and screwing the tubular heat exchanger into the soil with an installation apparatus. The installation apparatus may be removed from the soil without removing the tubular heat exchanger from the soil.

Abstract: Techniques for subsurface thermal energy storage of heat generated by concentrating solar power enable smoothing of available energy with respect to daily and/or seasonal variation. Solar thermal collectors produce saturated steam that is injected into a producing or wholly/partially depleted oil reservoir that operates as a heat storage reservoir. Some of the saturated steam generated by the collectors is optionally used to generate electricity. Heat is withdrawn from the reservoir as saturated steam and is used to operate an active thermal recovery project (such as a producing thermally enhanced oil reservoir) and/or to generate electricity. Withdrawn heat is optionally augmented by heat produced by firing natural gas. The reservoir is optionally one that has been used for thermally enhanced oil recovery and thus is already warm, minimizing heat losses.

Abstract: Heat engine systems having selectively configurable working fluid circuits are provided. One heat engine system includes a pump that circulates a working fluid through a working fluid circuit and an expander that receives the working fluid from a high pressure side of the working fluid circuit and converts a pressure drop in the working fluid to mechanical energy. A plurality of waste heat exchangers are each selectively positioned in or isolated from the high pressure side. A plurality of recuperators are each selectively positioned in or isolated from the high pressure side and the low pressure side. A plurality of valves are actuated to enable selective control over which of the plurality of waste heat exchangers is positioned in the high pressure side, which of the plurality of recuperators is positioned in the high pressure side, and which of the plurality of recuperators is positioned in the low pressure side.

Abstract: A system configured to thermally regulate heat dissipation of a power plant system (e.g. steam turbine, gas turbine compressor, intercooler or other fluidic thermal source, etc.) and acoustically attenuate operation of an air cooled heat exchanger via sound reflection, sound absorption, sound diffraction, and/or active noise cancellation is disclosed. In one embodiment, a system includes: a set of inner barriers; a base barrier disposed beneath the set of inner barriers; a set of outer barriers disposed about the base barrier and the set of inner barriers, the set of outer barriers including a top surface located above a bottom surface of the set of inner barriers; a heat exchanger fluidly connected to a power generation system and disposed within the set of inner barriers; and a set of fans disposed within the set of inner barriers and configured to form a flow of air through the set of inner barriers.

Abstract: An optimized heating and cooling system including a thermal mass, thermal energy transport conduits to deliver thermal energy to the thermal mass including one or more phase change materials (PCMs), at least one heat exchanger to exchange the thermal energy from a energy input into heat transfer fluid that is pumped through the thermal mass. The system also includes a controller in electronic communication with a temperature sensor, a throttle and a pump. A desired building temperature profile, a daily temperature forecast, the electricity rates, the thermal characteristics of the PCMs are entered into or obtained by the controller and the controller uses that information to optimize the energy use to avoid using the heating and cooling system during peak electricity demand time, or uses the rate structure to determine the operation sequence that results in the most efficient use of energy or least cost.

Abstract: The present invention relates to a U-type piping capable of thermal energy transmission with each other in a radiate arrangement, wherein the piping segments of the U-type fluid piping inlet end and/or outlet end of the U-type piping capable of thermal energy transmission with each other in the radiate arrangement are directly made of thermal insulating materials, or a thermal insulating structure is installed between the inlet end and the outlet end, and a thermal conductive body made of thermal conductive material is further installed thereof, so as to prevent thermal energy loss because of thermal conduction by temperature difference between adjacent piping segments with temperature difference of the inlet end and the outlet end installed on the same side when fluid with temperature difference passing through.

Abstract: A method for extracting geothermal energy from a geothermal reservoir formation. A production well is used to extract brine from the reservoir formation. At least one of nitrogen (N2) and carbon dioxide (CO2) may be used to form a supplemental working fluid which may be injected into a supplemental working fluid injection well. The supplemental working fluid may be used to augment a pressure of the reservoir formation, to thus drive a flow of the brine out from the reservoir formation.

Abstract: The present invention provides a steam generator capable of greatly improving energy efficiency, and an energy supply system that uses the steam generator. The steam generator of the present invention includes a high-temperature chamber to which heat of 250° C. to 800° C. is supplied; a low-temperature chamber arranged adjacent to the high-temperature chamber and configured to produce low-temperature steam of 50° C. to 185° C. from water using the heat of the high-temperature chamber; and at least one thermoelectric element arranged between the high-temperature chamber and the low-temperature chamber.

Abstract: A cryogenic tank includes a heat insulating material layer which is disposed between a concrete wall and a membrane and includes a secondary barrier layer in an inner portion of the heating insulating material, and a membrane anchor mechanism which penetrates the secondary barrier layer, is fixed to the concrete wall, and presses the membrane. The membrane anchor mechanism includes a seal portion which covers a through portion penetrating the secondary barrier layer.

Abstract: The boiling-water geothermal heat exchanger 1 is provided with a water injection pipe 2 which is installed underground and to which water is supplied from the ground and a steam extraction pipe 3 which is installed underground so as to be in contact with the water injection pipe 2 and has a plurality of ejection ports 5, in which a pressure inside the steam extraction pipe 3 is reduced to the vicinity of a pressure required by a turbine 6, high-pressure hot water which is produced by supplying heat from a geothermal region 4 to water inside the water injection pipe 2 is changed to a single-phase flow of steam inside the steam extraction pipe 3 present underground via the ejection ports 5, and the single-phase flow of steam is extracted on the ground.

Abstract: A heat storage system (400) comprising a system gas inlet (460), a system gas outlet (470), and at least two thermal stores (401, 402) connected together in series therebetween, wherein each store comprises a chamber having a gas inlet (461,462), a gas outlet (471,472), and a gas-permeable thermal storage media 431 disposed therebetween, the system further comprising flow controllers (451, 452, 453, 454, 457) operatively connected to bypass passageways and so configured that, during operation, the flow path of a gas flowing through the system (400) for transfer of thermal energy to or from the storage media (431) can be selectively altered in respect of which stores (401, 402) in the series are used in response to the progress of the thermal transfer.

Abstract: The invention relates to a method for producing a contiguous ice body in a ground region, wherein first cooling lances are inserted into the ground region in which the contiguous ice body is to be produced in the presence of a flow of a fluid flow medium flowing through the ground region, in particular in the form of groundwater, wherein a first coolant is introduced into the first cooling lances, and wherein furthermore at least one second cooling lance is introduced into the ground region on a side of the first cooling lances facing the flow and a second coolant, which has a temperature that is lower than the temperature of the first coolant, is introduced into the at least one second cooling lance in order to support the formation of a contiguous ice body that surrounds all of the cooling lances.

Abstract: A method of cooling air includes a liquid coolant subsystem including a cool water source configured to hold water, an air cooling subsystem including an air chamber that contains air therein, an air conditioning apparatus including a heat exchanger of a liquid-to-air type having a heat sink in thermal communication, a fan assembly configured to move air along the heat sink of the heat exchanger, a thermostat, a temperature sensor, and a control circuit in electronic communication with the temperature sensor and the thermostat, a plumbing subsystem including an inlet piping component in fluid communication with heat exchanger, an outlet piping component in fluid communication with the exchanger, and a solenoid valve. The control circuit may be configured to activate the fan assembly and to open the solenoid valve, allowing for the transfer heat to water from the air moved by the fan assembly.

Abstract: Device for watering plants configured to fit into a growing container, such as a pot. The device includes an external casing intended to be placed inside the growing container and to be at least partially buried. The casing delimits a housing having an open top end intended to protrude from or lie flush with the soil, and a bottom end having a passage in the soil. The device is further equipped with a water reservoir positioned inside the housing and having an orifice around which a water diffusion system is removably mounted. The diffusion system is designed to pass through the passage of the casing.