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84
resultados
Última actualización
09/03/2025 [07:44:00]
Resumen de: CN119582647A
本发明公开一种地热温泉池热伏发电及水温调控联合系统，包括温泉池和热伏发电装置；温泉池内设置有隔温墙，温泉池通过隔温墙分隔为温泉发电池和温泉疗养池，热伏发电装置设置于温泉发电池内；温泉发电池内设置有地热水入口，高温地热水通过地热水入口进入温泉发电池内；温泉疗养池内设置有温控阀门系统，温控阀门系统用于控制进入温泉疗养池的热水温度。本发明创新集成了脉动热管和热伏发电技术，充分利用了天然温泉热能，在将其温度降至人体舒适温度前，最大限度地利用温泉水与冷水之间的温差能，利用脉动热管有效提升热交换面积和取热量，同时采用热伏发电芯片将温泉热能直接转化为电能，实现了温泉水温调节和地热发电利用的双重功能。
Resumen de: CN119573263A
一种基于人工冻结的能源隧道增强换热系统及方法，涉及能源隧道增强换热领域。一种基于人工冻结的能源隧道增强换热方法，其特征是：在冻结阶段，采用临界二氧化碳人工地层冻结技术对地下目标冻结区域进行冻结；在盾构挖掘阶段，在人工冻结区域铺设换热能源管片，形成热交换管；在系统运行阶段，在能源隧道回路上设置地源热泵，能源隧道回路通过热交换管实现地热的获取，通过地源热泵循环热交换管中的流体，从而为使用回路提供源源不断的地热能。一种基于人工冻结的能源隧道增强换热系统，包括设于地下的能源隧道、设于地面的超临界二氧化碳制冷机和地源热泵。本发明有效利用冻结期地层的冷量，提高能源隧道的地热能提取效率。
Resumen de: CN119573264A
本发明公开了一种基于水热型矿井立体化地热集采系统及其井位布置方法，该系统中，固定式抽采井一端布置于地面，另一端延伸至地热储层；移动式抽采井一端布置于回采工作面的巷道内，另一端延伸至地热储层；移动式回灌井一端布置于回采工作面的巷道内，另一端延伸至地热储层；固定式抽采井一端及移动式抽采井一端经抽采管路连接至换热站，换热站经回灌管路连接至移动式回灌井一端；固定式、移动式抽采井将回采工作面位置的地热储层内的高温水经抽采管路输送至换热站，换热站的低温水经回灌管路及移动式回灌井输送至地热储层。本发明通过采用分布式采灌布置减少井场地面施工所需的占地面积，在有效节约地面占地的同时，提高井下地热资源的利用率。
Resumen de: WO2025043287A1
A geothermal electrolysis system including a salt water intake to receive salt water from a salt water source, one or more geothermal wells to heat the salt water to produce heated salt water, a desalination plant including one or more desalination chambers for separating salt from the heated salt water to produce at least some fresh water, an electrolysis plant connected to the desalination plant and receiving a salt brine by-product from the desalination plant, wherein the electrolysis plant is configured to electrolyse the salt brine by-product to create electrolysed water, and one or more discharge outlets to discharge and store one or more of the products of the electrolysis system.
Resumen de: WO2025046518A1
A method includes determining a specified demand as a function of time of thermal energy from a heat exchanger of a heat pump. The heat pump is configured to transfer thermal energy to the heat exchanger from a geothermal working fluid circulating in a closed-loop geothermal well. The closed-loop geothermal well includes a first surface wellbore extending from a terranean surface to a geothermal subterranean zone, a second surface wellbore extending from the terranean surface to the geothermal subterranean zone, and plurality of connecting wellbores connecting the first surface wellbore to the second surface wellbore The heat output from the heat exchanger is controlled to meet a specified demand by adjusting at least one of a flow rate or inlet temperature of the geothermal working fluid in the closed-loop geothermal well.
Resumen de: WO2025049871A1
Methods and systems for geothermal energy production wherein multiple horizontal or vertical wells may be used to pass fluids through the Earth from an injector well to a producer well through induced cracks, splits, fractures, conduits, or channels in the rock. Such methods and systems may include controlling tensile-split conduits in a subterranean geothermal formation by providing an injection well, providing a production well, configuring the injection well for injection of a tensile- splitting fluid into a production zone, configuring the production well to produce a heated fluid from the production zone, applying pressure to the production well, creating a plurality of tensile- split conduits, raising or lowering the pressure in the production well, establishing fluid communication between the injection well and the production well, and producing the heated fluid to the surface.
Resumen de: US2025075946A1
Methods and systems for geothermal energy production wherein multiple horizontal or vertical wells may be used to pass fluids through the Earth from an injector well to a producer well through induced cracks, splits, fractures, conduits, or channels in the rock. Such methods and systems may include controlling tensile-split conduits in a subterranean geothermal formation by providing an injection well, providing a production well, configuring the injection well for injection of a tensile-splitting fluid into a production zone, configuring the production well to produce a heated fluid from the production zone, applying pressure to the production well, creating a plurality of tensile-split conduits, raising or lowering the pressure in the production well, establishing fluid communication between the injection well and the production well, and producing the heated fluid to the surface.
Resumen de: WO2025049216A1
A method for subsurface hydrogen storage and hydrogen retrieval. The method includes identifying a subsurface formation 30 (step 100). The method further includes selecting a liquid organic hydrogen carrier (LOHC) feed 10 compatible with the subsurface formation 30 (step 110). The LOHC feed 10 includes a mixture of one or more completely or partially hydrogenated LOHCs. The LOHC feed 10 is injected into the subsurface formation 30 (step 120) for storage (step 130). Later, when needed, the LOHCs are recovered from storage 13 (step 140), optionally separating a recovered water/brine phase 15 and off gas 16 from the LOHCs from storage 13/14 in a separator 21 configured to produce a stream of recovered LOHCs 13 (step 150). The recovered LOHC 13 is then dehydrogenated to form a H2 product 17 and dehydrogenated LOHCs 18 in a dehydrogenation unit 22 process (steps 180 and 190).
Resumen de: US2025075947A1
Methods and systems for geothermal energy production wherein multiple horizontal or vertical wells may be used to pass fluids through the Earth from an injector well to a producer well through induced cracks, splits, fractures, conduits, or channels in the rock. Such methods and systems may include controlling tensile-split conduits in a subterranean geothermal formation by providing an injection well, providing a production well, configuring the injection well for injection of a tensile-splitting fluid into a production zone, configuring the production well to produce a heated fluid from the production zone, applying pressure to the production well, creating a plurality of tensile-split conduits, raising or lowering the pressure in the production well, establishing fluid communication between the injection well and the production well, and producing the heated fluid to the surface.
Resumen de: US2025075619A1
Methods and systems for geothermal energy production wherein multiple horizontal or vertical wells may be used to pass fluids through the Earth from an injector well to a producer well through induced cracks, splits, fractures, conduits, or channels in the rock. Such methods and systems may include controlling tensile-split conduits in a subterranean geothermal formation by providing an injection well, providing a production well, configuring the injection well for injection of a tensile-splitting fluid into a production zone, configuring the production well to produce a heated fluid from the production zone, applying pressure to the production well, creating a plurality of tensile-split conduits, raising or lowering the pressure in the production well, establishing fluid communication between the injection well and the production well, and producing the heated fluid to the surface.
Resumen de: US2025075683A1
A scale inhibiting agent having silicon dioxide (SiO2) and sodium oxide (Na2O) as main components is put into each of a circulation flow channel in a hot water circulation system and a circulation flow channel in a cooling water circulation system. On the other hand, a solid-liquid separation device is installed at an appropriate position of each of the circulation flow channel in the hot water circulation system and the circulation flow channel in the cooling water circulation system, the solid-liquid separation device storing a lot of filter mediums each of which is provided with a lot of rectangular water stream inlets in a staggered pattern along a peripheral direction, is provided with a semicircularly curved water stream control plate extending inward from a short side in one side of each of the water stream inlets and has a diameter of 12 mm and a length of 12 mm.
Resumen de: CN119554104A
本发明公开了一种耦合可再生能源的灵活高效燃煤发电系统及其运行方法，该系统包括传统燃煤发电机组和与其耦合的双级闪蒸地热能利用系统，地热能利用系统采取两级闪蒸装置产生不同压力的蒸汽，分别注入汽轮机中压缸和低压缸进行发电，还设置燃煤发电机组的回热加热器旁路，利用闪蒸后的高温地热流体加热旁路凝结水和旁路锅炉给水。该系统在正常运行时，通过地热能和燃煤发电机组相结合，在不增加锅炉给煤量的同时，增加机组的电功率输出，促进了电网可再生能源消纳；在辅助燃煤发电机组快速升降负荷时，通过调节双级闪蒸地热能利用系统的工质流量，从而达到在不改变锅炉给煤量的条件下提高燃煤发电机组变负荷速率的目的，有效提高了燃煤机组在快速变负荷过程中的安全性。
Resumen de: CN119553658A
本发明提供一种低应力相变能源桩，包括至少一个桩单体，每个桩单体包括桩体和位于所述桩体内的圆柱筒型固定支架、能源管和混凝土，其中，所述能源管固定在所述固定支架中，所述能源管和所述固定支架预设在所述桩体中，所述混凝土填充于所述桩体中，所述能源管的入口端和出口端伸出所述混凝土，所述能源管的管体包括呈套筒型、其截面为回字形的内管和外管，所述套筒型能源管的内管用于通入换热的冷热溶液，所述套筒型能源管的内管和外管之间用于填充相变材料。本发明还提供一种包括该低应力相变能源桩的地源热泵换热系统及其施工方法、以及该地源热泵换热系统的热交换方法。
Resumen de: CN119554787A
本发明属于换热设备技术领域，具体的说是一种中深层地热井换热装置及方法，包括换热管，所述换热管位于地热井中，所述换热管通过管道外接热收集设备；还包括外壁清理机构，所述外壁清理机构用于对换热管外壁进行清理，进而维持换热管的热传导效率；本发明通过设置外壁清理机构，在换热管的长期使用过程中，通过向清洁环空中投入采用可控伸缩式结构体的清洁球，利用清洁球体在水中的沉降，致使清洁球与换热管产生碰撞与摩擦，进而利用碰撞与摩擦，致使沉积在换热管表面的水垢脱落，进而避免水垢将换热管与地下水进行隔绝，维持换热管的导热速率，进而维持对地热的换热效果。
Resumen de: CN119554786A
本发明公开了一种基于光伏余热的能源地下结构供能系统及安装方法，包括地源热泵系统、光伏系统、储能系统和智能直流配电系统，地源热泵系统和用电设备通过电压适配器接入智能直流配电系统，光伏系统和储能系统分别通过光伏变换器和储能变换器接入智能直流配电系统，地源热泵系统分为热泵机组分支、储热箱分支、地下能源结构分支，并通过集分水器连接。本发明采用上述的一种基于光伏余热的地源热泵供能系统及安装方法，通过将地源热泵系统及太阳能光伏系统相结合，光伏系统满足建筑的电力需求，地源热泵系统实现稳定的供热和制冷，采用智能直流配电系统，配备智能直流配电系统，实现了用电设备的柔性交互，显著降低能源消耗。
Resumen de: CN119531341A
本发明涉及一种多年冻土区桩周土回冻施工方法，预先随桩基的钢筋笼搭设好多个降温管，将降温管的进液端与通过液泵和制冷剂流入管道与天然冷却槽连接，天然冷却槽内置入有制冷剂，将降温管的出液端通过制冷剂流出管道连接天然冷却槽，形成制冷剂循环系统；对桩基进行浇筑，使得多个降温管埋入桩基内部，桩基浇筑和养护过程中，启动液泵，制冷剂流动，利用降温管对桩基和桩侧冻土进行降温；桩基建成后，将降温管与冷却循环系统分离，抽出降温管中的制冷剂，然后在降温管中加入蒸发液，并在降温管的出液端和进液端安装热棒的冷凝段，采用本发明的方法实现了桩周冻土的快速回冻，加快了施工进度。
Resumen de: CN119543159A
本发明公开了一种高原多能源互补农业能源管理系统及方法，属于新能源技术领域，本发明通过风、光、地热多能互补与电池储能、相变储热系统协同，利用中央智能管理系统对负载进行优先级调度并实时监测与预测，实现了灌溉、加工与温室供暖的高效供能，显著提升可再生能源利用率与负载满足度，降低运行成本与环境污染，确保系统安全高效运行，具有良好的经济与环保效果。
Resumen de: KR20250027998A
본 발명은 지열을 이용한 하우스냉난방시스템에 관한 것으로서, 보다 상세하게는 하우스 내외부 온도에 기반하여, 하우스를 기준으로 외기 또는 내기를 하우스 하부에 매설된 지열 파이프로 유입시켜 지열에 의해 온도가 상승 또는 하강된 공기를 하우스 내부로 순환이동시킴으로써 하우스 내부 온도를 제어할 수 있는 지열을 이용한 하우스냉난방시스템에 관한 것이다.
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: US2024400445A1
A high-thermal conductivity grout composition is provided. The composition includes a grout mixture including a cementitious material, a retarder, and a high-thermal k material that advantageously can form a pumpable slurry upon admixture with water. The retarder is present in an amount effective that delays setting of the grout mixture at a target location having a geostatic target temperature of at least 300° F. for at least two hours. The high-thermal k material is present in an amount effective such that the grout mixture has, upon setting at the target location, a thermal conductivity of at least 1 W/m° K.
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: 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: 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: 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.
Nº publicación: WO2025043182A1 27/02/2025
Solicitante:
ENHANCEDGEO HOLDINGS LLC [US]
ENHANCEDGEO HOLDINGS, LLC
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.
BOPI
Sede Electrónica
