15results about "Natural sources for heating" patented technology

To solve the problem that low-temperature heat of solar heat, atmospheric heat, ground heat, lake / river / sea water heat and various exhaust heat is not effectively utilized as an energy source.SOLUTION: At least one kind of low temperature heat among solar heat, atmospheric heat, ground heat, lake / river / sea water heat, and various exhaust heats is collected in an outer case of a heat collecting / heating unit, and the collected heat is radiated to an inner case through a vacuum / black body concentrated radiation chamber. The heat medium is heated by heat exchange with the heat radiated from the vacuum / black body concentrated radiation chamber in the heat medium heat exchange channel, and can be effectively utilized as electric power by power generation using a heat source and / or a heat collecting / heating unit.SELECTED DRAWING: Figure 1

The object of the invention is a floating device (1) for installation in a body of water (2) and for introducing thermal energy into and for extracting thermal energy from a body of water (2), comprising a hollow space (3); at least one main heat exchanger (4), said main heat exchanger (4) being at least partially immersed in the body of water (2) after the installation of the device (1) in the body of water (2) and being arranged outside the device (1), in particular below the bottom and / or on the sides of the device (1); at least one heat exchange element, selected from the group consisting of a secondary heat exchanger (22) and a heat pump (5), arranged within the apparatus (1); and at least one tank (6) arranged inside the apparatus (1), wherein the tank (6) is also connectable to a second heat transfer fluid conduit (7) outside the apparatus (1). The object of the invention also comprises a method of heating and a method of cooling a building by means of said floating device (1).

Apparatus, system, and method for controlling molten salt heat exchangers. The system includes a magma-driven heat exchanger that extends at least partially into a magma body containing magma. Molten salt flowing through the magma-driven heat exchanger absorbs heat from the magma to form heated molten salt. A second heat exchanger located externally to the magma-driven heat exchanger uses the heated molten salt to heat a working fluid from a first temperature to a second temperature that is higher than the first temperature. The system also includes a set of fluid conduits defining a flow path that conveys the molten salt between the magma-driven heat exchanger and the second heat exchanger in a loop. Fluid control devices are included for controlling flow of the molten salt through the flow path.

High-performance vacuum thermosiphon with phase-bound two-pipe routing for thermal reheating and monovalent energy supply of heat pumps (10) for thermal reheating and energy supply of heat pumps, comprising a closed pipe system with a riser pipe (11) for the vapor phase and a spatially separated return pipe (12) for the liquid phase, which are connected to each other at the lower end via a probe foot (13) and at the upper end via a heat exchanger (15), characterized in that a siphon element (14) is arranged in the return pipe (12) immediately downstream of the heat exchanger (15), which acts as a physical vapor barrier and forces a directed vapor flow exclusively in the riser pipe (11).

A joint 100 for attaching a cold water pipe to a floating vessel comprises a plurality of concentrically nested annular portions. An innermost annular portion 110 defines a through bore 115 for receiv

Device for utilizing hydrothermal energy with at least one first well (20) arranged adjacent to a body of water (10) and equipped for pumping bank filtrate, and a heat pump (30) connected to the at least one first well (20) by means of at least one source supply line (QVL), which is connected to at least one consumer by means of at least one consumer supply line (VVL) and at least one consumer return line (VRL), characterized in that the at least one first well (20) is arranged at a distance from the body of water (10) such that the course of the seasonal temperature fluctuations of the bank filtrate pumped from the at least one first well (20) is offset from the course of the seasonal temperature fluctuations of the body of water by at least three and at most nine months.

Device for utilizing hydrothermal energy with at least one first well (20) arranged adjacent to a body of water (10) and equipped for pumping bank filtrate, and a heat pump (30) connected to the at least one first well (20) by means of at least one source supply line (QVL), which is connected to at least one consumer by means of at least one consumer supply line (VVL) and at least one consumer return line (VRL), characterized in that the at least one first well (20) is arranged at a distance from the body of water (10) such that the course of the seasonal temperature fluctuations of the bank filtrate pumped from the at least one first well (20) is offset from the course of the seasonal temperature fluctuations of the body of water by at least three and at most nine months.

Apparatus, system, and method for controlling a molten salt heat exchanger. The system includes a magma-driven heat exchanger extending at least partially within a magma body containing magma. Molten salt flowing through the magma-driven heat exchanger absorbs heat from the magma to form a heated molten salt. A second heat exchanger disposed external to the magma-driven heat exchanger uses the heated molten salt to heat a working fluid from a first temperature to a second temperature higher than the first temperature. The system also includes a set of fluid conduits forming a flow path that transports the molten salt in a loop between the magma-driven heat exchanger and the second heat exchanger. A fluid control device is included for controlling the flow of the molten salt through the flow path.

The present invention addresses the problem of low-temperature heat such as solar heat, atmospheric heat, geothermal heat, wetland heat, river water heat, seawater heat, and various kinds of waste heat not being utilized effectively as an energy source.　At least one kind of low-temperature heat from among solar heat, atmospheric heat, geothermal heat, wetland heat, river water heat, seawater heat, and various kinds of waste heat is collected in an outer case of a heat collection / heating unit, and the collected heat is radiated to an inner case through a vacuum blackbody concentrated radiation chamber. A heat medium is heated by heat exchange with heat radiated from the vacuum blackbody concentrated radiation chamber in a heat medium heat exchange flow passage, and the heat medium can be effectively utilized as electric power by power generation using a heat source and / or the heat collection / heating unit.

Device for energy transfer and energy storage in a liquid reservoir (FR), wherein the device (VO) comprises a water heat exchanger (WW) arranged on a base (BP) and an air heat exchanger (LW) arranged above the water heat exchanger (WW), wherein the water heat exchanger (WW) is arranged in a liquid reservoir (FR) surrounded by an inner shell (IH) which separates the device (VO) from an outer shell (AH) covering the inner shell (IH) from the base, wherein the outer shell (AH) is at least partially embedded in a layer of earth (ER), and the device (VO) is closed off at the top by a cover (DE) such that an airflow from an air inlet (LE) to an air outlet (LA) can be generated through the air heat exchanger (LW).

The invention discloses a deep-sea hydrothermal multi-nozzle power generation device and a linkage system. The deep-sea hydrothermal multi-nozzle power generation device comprises a plurality of hydrothermal nozzles, and a thermoelectric flow guide cover, a voltage conversion module, a data acquisition terminal and a central controller are arranged above each hydrothermal nozzle; each thermoelectric flow guide cover is suspended above the hydrothermal liquid nozzle through a floating body, and thermoelectric power generation is carried out by utilizing the thermoelectric module; the sensor assembly collects heat flow intensity, temperature and flow velocity parameters of hydrothermal liquid in real time, the central controller fuses and analyzes the states of all the nozzles, judges power generation adaptability and sends a vertical adjustment instruction to the buoyancy adjusting unit, dynamic linkage adjustment of all the power generation units is achieved, the operation state of the power generation device among the multiple nozzles is coordinated, and power generation efficiency is improved. The thermoelectric modules are continuously kept in the optimal temperature difference interval, the overall power generation efficiency and stability of the system are remarkably improved, and the system has wide deep sea energy utilization and application prospects.

An advection based geothermal system is disclosed herein. The system comprises plurality of supply wells (200) situated below the ground level (GL); plurality of geothermal apparatus (300) within each of the supply wells (200); at least one diffusion well (600) for discharge of water received from the enclosure (1300); at least one auxiliary cooling apparatus (2100) within the enclosure (1300); and plurality of heat pumps (1100) connected to the geothermal apparatus (300) & the auxiliary cooling apparatus (2100) to provide cooling & heating within the enclosure (1300).

The invention discloses a deep-sea hydrothermal power generation device, which comprises a hydrothermal nozzle for providing high-temperature hydrothermal liquid as an energy source; a continuously upward hot surface temperature field is provided based on the hot liquid nozzle; the retention cover is arranged above the hydrothermal solution nozzle to form a retention space and is used for accommodating the eruption hydrothermal solution so as to prolong the retention time of the hydrothermal solution and expand the heat influence range; the retention cover comprises a cover body and a thermoelectric module embedded in the cover body; wherein the thermoelectric module comprises two contact surfaces which are respectively a hot surface and a cold surface, the hot surface faces hot liquid of the hot liquid nozzle, and the cold surface is in contact with deep sea water and is driven by temperature difference to generate electric energy; and the voltage conversion module is electrically connected with the thermoelectric modules, is used for intensively processing the electric energy generated by the thermoelectric modules and outputting stable voltage, is connected to the data acquisition terminal through a cable, and is used for realizing in-situ observation data acquisition and storage of the hydrothermal liquid nozzle area.

Provided here is a system for restoration of a salty terminal lake, such as the Salton Sea, an area of prevalent geothermal sources. It includes division of the Lake into three sections, to accommodate for less inflow from a river, such as the Colorado River, and preventing pollution of the central section of the Lake from nearby farmlands and importing seawater in central section with pipeline system; providing condition for tourism, and wildlife sanctuary; generating electricity by harnessing hydro, solar, and geothermal energy; and producing potable water and lithium as byproducts. Also includes a system and method for harnessing geothermal energy for generation of electricity by using complete closed loop heat exchange systems combined with onboard drilling apparatus. The system includes several devices operating separately in many different applications in energy sectors, Also, included is an alternative use for the In-Line-Pump for marine crafts propulsion.

This invention provides a prefabricated lunar thermal constant-temperature system for a lunar habitat, comprising: a prefabricated lunar thermal extraction module for heat exchange with the lunar regolith constant-temperature layer to provide cooling or heating for the lunar habitat and ensure a constant-temperature environment; an auxiliary energy supply module for receiving solar energy from the lunar surface and converting it into electrical energy required for system operation; and a control and storage module electrically connected to the prefabricated lunar thermal extraction module and the auxiliary energy supply module, controlling the opening and closing of the prefabricated lunar thermal extraction module and the auxiliary energy supply module according to the lunar surface environment and working mode, and storing or providing energy for the lunar habitat. The prefabricated lunar thermal extraction module adopts a prefabricated design, with all components prefabricated on Earth. After being sent to the Moon, it only needs to be connected to pipes and lines to be put into use. The components of the prefabricated lunar thermal extraction module include heat exchange pipes with a heat-conducting fluid circulating between the lunar surface and the deep constant-temperature layer. Part of the heat exchange pipes is located on the lunar regolith, and the other part is buried in the lunar regolith to exchange heat with the lunar regolith constant-temperature layer.