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81
resultados
Última actualización
14/03/2025 [07:41:00]
Resultados 25 a 50 de 81
Resumen de: CN119532989A
本发明提供一种深层热储强化取热方法及系统，涉及深层热储开发利用技术领域，包括：设置地热井；利用燃爆压裂技术在地热井的换热段形成多个燃爆压裂裂缝；设置取热结构，并通过取热结构从地热井中取热；解决现有技术中采用常规井下压裂方式增大地热井在深层热储中的换热面积，存在的裂隙形状受地应力控制、压裂成本高、施工复杂、作用时间短、极易对地层造成损害的问题。
Resumen de: US2025066927A1
A geothermally powered hydrogen production system includes a wellbore that heats a heat transfer fluid, thereby forming heated heat transfer fluid. A heat exchanger heats a feed stream using the heated heat transfer fluid, thereby forming a heated feed stream. An electrolyzer receives the heated feed stream and generates hydrogen from the heated feed stream.
Resumen de: US2025067153A1
A system for controlling carbon sequestration includes at least one emitter, at least one reservoir connected over a pipeline with the at least one emitter and configured to receive and store process fluid; at least one compressor unit configured to control a downstream pressure of the process fluid; at least one valve configured to control a flow of the process fluid; and an optimizer unit configured to: determine emitter output data by continuously logging emitter output levels of the process fluid of the of at least one emitter, determine future emitter output data using the determined emitter output data, and determine optimized control set-points for controlling the sequestration of the process fluid using the determined future emitter output data; wherein the optimized control set-points comprise compressor unit set-points for controlling the at least one compressor, and valve set-points for controlling the at least one valve.
Resumen de: US2025067145A1
There is provided a valve assembly suitable for use in a high temperature well, such as a geothermal well. The valve assembly comprises a tubular housing having ports to allow fluid communication between a fluid passageway in the valve assembly and the outside of the valve assembly, an outer sleeve longitudinally slidable in the tubular housing, and an inner sleeve longitudinally slidable in the outer sleeve. The outer and inner sleeves are slidable to various positions to prevent, allow or restrict flow through the ports. The valve assembly may include sealing assemblies that can withstand high temperatures, frangible plugs in the ports that can be sheared to open the ports, and/or a coupling member for coupling the inner and outer sleeve while the ports are being opened. The valve assembly may have ports configured in a manner that allows for sequential opening of the ports.
Resumen de: US2025067480A1
A polymer geothermal collector (1) for extracting geothermal energy from a well (W). The polymer geothermal collector (1) being configured to be placed in the well (W) for enabling circulation of a fluid in the polymer geothermal collector (1) for performing heat exchange between the fluid in the polymer geothermal collector (1) and the well (W). A first and second portion (1′,1″) of the polymer geothermal collector (1) each have a curved outer surface (OS) configured to face an inner surface (IS) of the well (W), and the polymer geothermal collector (1) further comprises a hydrophilic swelling material (14) disposed between the first and second portions (1′,1″) of the polymer geothermal collector (1).
Resumen de: US2025067481A1
A heat extraction system for extracting heat from a reservoir, the system including a co-axial tool configured to be placed underground, the co-axial tool having an outer pipe and an inner pipe located within the outer pipe, each of the outer pipe and the inner pipe being connected to a shoe so that a fluid flows through an annulus defined by the inner and outer pipes, reaches the shoe, and flows through a bore of the inner pipe; and a power generator fluidly connected to a chemical processing unit to receive a fluid, and also fluidly connected with a first port to the inner pipe and with a second port to the outer pipe of the co-axial tool. A temperature difference of the fluid at the power generator and at the co-axial tool drives the power generator to generate energy.
Resumen de: US2025067482A1
An apparatus to be positioned in a geothermal wellbore formed in a subsurface formation. The apparatus comprises one or more components to inject a supercritical fluid into the subsurface formation. The apparatus comprises a flow control assembly configured to control flow of the supercritical fluid into the geothermal wellbore based on a density of the supercritical fluid in the subsurface formation.
Resumen de: WO2025043045A1
A geothermally powered copper production system includes a geothermal system with a wellbore extending from a surface into an underground magma reservoir. A hopper receives a copper oxide ore that is crushed and provided to a leach heap to produce a copper-rich pregnant leach solution. The pregnant leach solution is provided to a settler that is heated by a heat transfer fluid heated by the geothermal system, and a product of the settler is used to prepare a copper product. A hopper receives a copper sulfide ore that is crushed and provided to a flotation tank. The flotation tank is heated by a heat transfer fluid heated by the geothermal system, and a product of the flotation tank is used to prepare a copper product.
Resumen de: WO2025040983A1
The present invention relates to an energy system (1) for at least a portion of an internal side (11A) of a wall (11) of an underground infrastructure (10) in contact with the ground. The peculiar feature of the present invention lies in the fact that the system (1) comprises: - at least one heat exchanger circuit (20) associated with said internal side (11A) of the wall (11), wherein said at least one circuit (20) comprises at least one network of pipes (21) configured to transport a heat transfer fluid; - at least one panel (30) configured to coat and/or protect said at least one circuit (20).
Resumen de: WO2025039056A1
The present invention discloses an underwater system and method for heating fluids using geothermal energy and, according to a preferred embodiment of the present invention, promotes heat exchange between a flowing fluid stream and a rock formation surrounding a well, so as to enable an increase in the temperature profile of the fluid.
Resumen de: WO2025041108A1
A geothermal reactor well system includes a closed-loop well coupled to one or more sources of reactants. The closed-loop well includes a first surface wellbore extending from a terranean surface to a geothermal subterranean zone and a second surface wellbore extending from the surface to the zone. A plurality of connecting wellbores connect the first surface wellbore to the second surface wellbore. At least a portion of the connecting wellbores are sealed against communication of fluids with the surrounding geothermal subterranean zone. A carrier fluid is disposed within the closed-loop well. The closed-loop well is configured so heat energy from the geothermal subterranean zone and/or reaction of reactants in the closed-loop well drives the fluids in the closed-loop well to circulate by thermosiphon and to thereby carry the reactants through the closed-loop well for the reaction and carry a product of the reaction through the closed-loop well for collection.
Resumen de: WO2025041658A1
A control device according to the present invention comprises: an operation control unit that can switch between a first cold storage mode that supplies heat stored at a hot water well to a cooling tower without the mediation of heat source equipment and stores cold obtained from the cooling tower at a cold water well without the mediation of the heat source equipment, a second cold storage mode that supplies heat stored at the hot water well to the cooling tower via the heat source equipment and stores cold obtained from the cooling tower at the cold water well via the heat source equipment, a first cold emission mode that supplies cold stored at the cold water well to equipment without the mediation of the heat source equipment, and a second cold emission mode that supplies cold stored at the cold water well to the equipment via the heat source equipment; a calculation unit that calculates an integrated cold storage amount; a prediction unit that predicts a necessary cold storage amount; and a mode determination unit that determines whether control is to be performed in the first cold storage mode or the second cold storage mode on the basis of the integrated cold storage amount and the necessary cold storage amount.
Resumen de: WO2025042423A1
An apparatus to be positioned in a geothermal wellbore formed in a subsurface formation. The apparatus comprises one or more components to inject a supercritical fluid into the subsurface formation. The apparatus comprises a flow control assembly configured to control flow of the supercritical fluid into the geothermal wellbore based on a density of the supercritical fluid in the subsurface formation.
Resumen de: WO2025043182A1
A geothermally powered hydrogen production system includes a wellbore that heats a heat transfer fluid, thereby forming heated heat transfer fluid. A heat exchanger heats a feed stream using the heated heat transfer fluid, thereby forming a heated feed stream. An electrolyzer receives the heated feed stream and generates hydrogen from the heated feed stream.
Resumen de: WO2024239699A1
The present invention belongs to the technical field of coal mine geology and safety. Provided are a coal seam gas pressure and permeability synchronous inversion method, solving the problem of existing testing methods being incapable of synchronously acquiring the coal seam gas pressure and permeability. The technical solution comprises: constructing a borehole underground and sealing the borehole, and measuring gas flows at the borehole opening; constructing a double-hole/double-permeability gas-solid coupling mathematical model, and, according to a geometric model and a boundary condition, performing numerical calculation to obtain a simulation value of the borehole gas flow; constructing an objective function according to an actual measured value and the simulation value of the borehole gas flow, and performing inversion by using a proxy optimization algorithm so as to obtain the original gas pressure and permeability of a coal seam. The present invention has the beneficial effects of: simple implementation steps, inversion results being stable and accurate, being capable of accurately reflecting actual changes of the borehole flow, short test cycles, manpower and material resource conservation, high automation degree, and being suitable for boreholes under the working conditions of crossing seams and being along seams.
Resumen de: CN119509058A
本发明涉及一种聚光太阳能耦合地热长时储能及控制系统及方法，包括聚光太阳能收集系统、热能转换及传输系统、地热长时储能系统、加热器模组、能量利用系统；聚光太阳能收集系统用于将太阳光聚焦并将聚焦的太阳能转换为热能；热能转换及传输系统用于从聚光太阳能收集系统接收热能，并将热能传输到地热长时储能系统或直接用于发电；地热长时储能系统利用地下深层岩石的自然储热特性，通过注入高温热流体来存储热能；加热器模组将来自热井中高温热流体通过换热器设备将存储的热能用于加热有机工质；能量利用系统用于实现能量的梯级利用过程。本发明提高了聚光太阳能的利用效率和地热能的可持续使用率。实现了能量的最大化储存和高效输出。
Resumen de: CN119507873A
本发明涉及一种以煤层原位可控燃烧为热源的人造地热资源取能方法，包括选择煤原位燃烧及人工热储制造区，在煤层同一水平走向两端设计两条竖井，煤层底板、煤层底部、煤层顶板上分别设置水平井，铺设氧化剂管道、煤层取热管道、顶板取热管道和底板取热管道，向用于设置氧化气体注入的竖井内输入硅烷与氧气的助燃剂后引燃煤层，控制煤层燃烧过程，持续监测并收集气体产物，煤层循环取热，顶板和底板循环取热；本发明实现人造热能替代地球热能，使热能提取可控，满足能源供给需求，从根本上遏制了传统煤炭开采安全事故发生，灰渣遗留原地，减少废弃物和污染物对地面环境的破坏。
Resumen de: CN119509236A
本发明公开了一种梅花形地埋管换热器及施工方法，包括内管、外管和底部封闭段，其中，多根外管间隔设置在内管的外壁上，各相邻外管之间不接触，有效提高了外管与地层的接触面积，使得外管的换热量以及换热效率得到了显著地提升；内管外壁面与外管外壁面轮廓线相切，通过外管与内管之间系点接触，使接触面积明显降低，从而降低了内管高温流体向外管换热导致的热损失；在施工过程中，通过在内管外部及相邻的外管之间填充低导热系数的回填材料，进一步降低了内管热流体向外的热损失，大大提高地埋管单井取热效率，从而节约利用中深层地热能的施工成本。
Resumen de: CN119507402A
本发明公开了一种全季节热棒装置及多年冻土稳定性维护方法，属于多年冻土保护技术领域，全季节热棒装置包括热棒单元和制冷单元，热棒单元自上至下依次分为冷凝段、绝热段和蒸发段，冷凝段置于地表以上，绝热段置于冻土季节活动层内，蒸发段置于多年冻土层内，通过绝热段内引射器将蒸发段下部的气态载热剂引射至上部冷凝段内；制冷单元置于冷凝段顶部，能够吸收冷凝段的热量并释放至大气中；根据多年冻土温度来控制热棒单元和制冷单元的运行。本发明将热棒单元与制冷单元相结合能够全年连续向多年冻土输冷，维护多年冻土工程热稳定性；同时兼具零能耗、高效传热、方便运输与安装便捷的优点，运行可靠，能够达到多年冻土保护与节能增效双重目标。
Resumen de: CN119492160A
一种提高传热效率的螺旋型能源桩结构，在土体层内设置能量桩井，所述能量桩井呈圆锥台状，能量桩上底面的直径大于能量桩下底面的直径；在能量桩井内设置换热管并固定，换热管由依次连接的换热管进口管段、换热管螺旋管段、换热管出口管段组成；采用能量桩回填料对能量桩井进行回填。本发明的螺旋换热管段呈一定的锥度布置，螺旋管沿径向相互错列，相邻螺旋管在轴向上的热干扰强度减弱，增大了螺旋管沿轴向上的传热能力；与土体换热温差较大的换热流体从半径较大的圆台上底面流入，一定程度上减弱了能量桩上部的回填区域热短路现象，提高了能量桩的传热效率；抗腐蚀能力显著提高，大幅度提高使用寿命。
Resumen de: CN119492035A
本发明公开的是电力工程技术领域的一种风光弃电耦合电锅炉增强地热发电的方法及装置。风光弃电耦合电锅炉增强地热发电的方法，当有风光弃电时，利用风光弃电驱动电锅炉，将水加热成蒸汽，蒸汽同地热流体产生的蒸汽和热水一同进入地热发电模块进行换热发电。在本申请中，在节省大量的风光弃电的同时，增加了地热发电系统的发电量，增强了地热发电系统的稳定性。
Resumen de: AU2025200750A1
A high-thermal conductivity slurry composition is provided that includes slurry mixture comprising a high-thermal k material and an optional dispersant. The high thermal k material is in form of a plurality of particles having a wide size distribution that spans across at least 2 log units. The high-thermal k material is present in an amount effective such that the slurry composition has, upon compaction or settling of the slurry mixture at a target location, a thermal conductivity of at least 3 W/m°K.
Resumen de: US2025057721A1
The present invention relates to tactile warning panels, and in particular to tactile warning panels that are designed and built with multifunction/multipurpose capabilities that serve the visually impaired and enable the deployment of smart city technology by integrating tactile warning systems and subsurface enclosures that can withstand pressures of five (5) tons up to and exceeding sixty (60) tons and incorporate small cells, beacons, sensors, Fog Computing, electric energy generation, rechargeable power supplies, wireless M2M communication and a plethora of other smart city technologies.
Resumen de: WO2025038124A1
A geothermally powered zinc production subsystem includes a geothermal system with a wellbore extending from a surface into an underground magma reservoir. A hopper receives a sphalerite ore that is crushed and provided to a flotation tank. The flotation tank is heated by a heat transfer fluid heated by the geothermal system, and a product of the flotation tank is used to prepare zinc.
Nº publicación: US2025059343A1 20/02/2025
Solicitante:
ENHANCEDGEO HOLDINGS LLC [US]
EnhancedGEO Holdings, LLC
Resumen de: US2025059343A1
A geothermal system including a heat-driven process system using heat extracted from a magma wellbore for driving a thermal process. The system includes a magma wellbore connected to the heat-driven process system in a closed loop. A heated heat transfer fluid conveys the heat from the magma wellbore to a reactor housing a decomposition reaction. The reactor can be a batch reactor, a continuous reactor, or a through-flow reactor. The heat provides the reaction temperature necessary for driving the decomposition reaction of a polymer to an end product. The heat can be provided directly by the heated heat transfer fluid, by an intermediate heat transfer fluid heated by the heated heat transfer fluid, or by a reaction medium heated by the heated heat transfer fluid.
BOPI
Sede Electrónica
