Alerta

MULTIPLE WELL PAIRS FOR SCALING THE OUTPUT OF GEOTHERMAL ENERGY POWER PLANTS

Absstract of: US2025297784A1

Disclosed herein are system, apparatus, article of manufacture, method and/or computer program product embodiments, and/or combinations and sub-combinations thereof, for using a hot sedimentary aquifer (HSA) in geothermal energy generation applications. An example embodiment operates by pumping, via multiple extraction wells, heated water from one or more extraction depths of an HSA. The HSA is identified based on a permeability satisfying a threshold permeability range. The example embodiment further operates by extracting, via a power generation unit, heat from the heated water to generate power and transform the heated water into cooled water. Subsequently, the example embodiment operates by injecting, via multiple injection wells, the cooled water at one or more injection depths of the HSA.

SUB-SURFACE GEOTHERMAL AMMONIA PRODUCTION SYSTEM

Absstract of: US2025296846A1

The present disclosure is directed to a sub-surface geothermal ammonia production system, comprising; a geothermal well having an inlet in fluid communication with an injection bore, and an outlet in fluid communication with a production bore, the inlet configured to receive a fluid mixture of hydrogen and nitrogen, and the outlet producing a fluid ammonia; and a catalyst disposed within the geothermal well, wherein the fluid mixture of hydrogen and nitrogen is drawn into the injection bore of the geothermal well absorbing thermal energy from geology surrounding the well before entering the production bore of the geothermal well, whereby the heated fluid mixture of hydrogen and nitrogen is drawn into contact with the catalyst to convert the fluid mixture of hydrogen and nitrogen into the fluid ammonia within the well.

SYSTEM, METHOD AND APPARATUS FOR GENERATING ELECTRIC POWER FROM SUBSURFACE WELLS

Absstract of: WO2025199175A1

A system, method, and apparatus for generating kinetic energy electricity production concurrent with thermal energy electricity production, chemical energy electricity production or any other electricity production concurrent with kinetic energy power production from a plurality of subsurface wells penetrating or terminating in fluid-bearing, subterranean zones or intervals containing energy producing components which may include heat, fluid flow, pressure, hydrocarbons, water, water comprising sodium chloride of varying concentrations, water comprising hydrogen, hydrocarbons comprising hydrogen, hydrogen alone, or any other energy producing components, or any combination thereof, of these energy producing components. The system involves methods and apparatus summarized in a six-step process that includes: Phase 1 Fluid Production, Phase 2 - Fluid Gathering and Combination, Phase 3 - Kinetic Energy/Thermal Energy Electricity Cogeneration, Phase 4 - Fluid Processing, Phase 5 - Kinetic Energy/Chemical Energy Electricity Cogeneration and Phase 6 - Fluid Pumping, Distribution, and Injection.

マグマを動力源とする熱化学的プロセスのためのシステム及び方法

Absstract of: MX2025002768A

A method for carrying out a thermochemical process includes injecting one or more feed streams into a reaction chamber. The reaction chamber is maintained at a reaction temperature using heat obtained directly from a subterranean heat source. The method includes maintaining the one or more feed streams in the reaction chamber for a residence time to form one or more product streams from the one or more feed streams. The one or more product streams are removed from the reaction chamber.

SYSTEM AND PROCESS FOR PRODUCING ASPHALT

Absstract of: WO2025196011A1

A system (1) for producing asphalt comprises at least one energy supply device (7, 8, 9) for supplying energy, an energy store (5, 12), connected to the at least one energy supply device (7, 8, 9), for storing the supplied energy, and an asphalt mixing system (2) having at least one drying system (3) which is connected to the energy store (5, 12).

HIGH-TEMPERATURE HEAT CONDUCTOR AND GEOTHERMAL POWER PLANT

Absstract of: WO2025195558A1

The invention relates to a geothermal power plant (141), to a method for removing heat from a deep borehole (191) and to a high-temperature heat conductor (101), wherein the high-temperature heat conductor (101) has a pipe (103) having a heat input device (105) arranged at a first end of the pipe (103) and oriented in the direction of a plastic rock (193) in a deep borehole (191) and has a fluid guide (107, 109) by means of which a fluid can be transported from an above-ground heat removal point (111) arranged at a second end of the pipe (103) to a heat input region (113) arranged on the heat input device and vice versa, #wherein there are arranged on an outer wall of the pipe (103) at least one recess (117) and a first latching device (119) which corresponds to the recess (117) and is rotatably mounted on the outer wall (115), wherein the high-temperature heat conductor (101) is arranged displaceably in a feed direction in the of a in the casing (195) of the deep borehole (191) by way of the first latching device (119) being located substantially in the recess (117) in a first position, and wherein the high-temperature heat conductor (101) can be locked relative to the casing (195) in an ejection direction oriented opposite the feed direction by way of the first latching device (119) being braced in at least one groove (197) in the casing (195) in a second position.

Hochtemperaturwärmeleiter und Geothermiekraftwerk

Absstract of: DE102024108316A1

Die Erfindung betrifft ein Geothermiekraftwerk, ein Verfahren zur Wärmeentnahme aus einer Tiefenbohrung und einen Hochtemperaturwärmeleiter, wobei er Hochtemperaturwärmeleiter ein Rohr mit einer an einem ersten Ende des Rohres angeordneten und in Richtung eines plastischen Gesteins in einer Tiefenbohrung orientierten Wärmeeintragseinrichtung und eine Fluidführung aufweist, mittels welcher ein Fluid von einer an einem zweiten Ende des Rohres angeordneten oberirdischen Wärmeentnahmestelle zu einem an der Wärmeeintragseinrichtung angeordneten Wärmeeintragsbereich und andersherum transportierbar ist, wobei an einer Außenwandung des Rohres zumindest eine Aussparung und eine zu der Aussparung korrespondierende und drehbar an der Außenwandung gelagerte erste Rastvorrichtung angeordnet ist, wobei der Hochtemperaturwärmeleiter in einer Vorschubrichtung verschieblich im einer in der Verschalung der Tiefenbohrung angeordnet ist, indem die erste Rastvorrichtung in einer ersten Stellung im Wesentlichen in der Aussparung vorliegt und wobei der Hochtemperaturwärmeleiter in einer der Vorschubrichtung entgegengesetzt orientierten Auswurfrichtung gegenüber der Verschalung arretierbar ist, indem die erste Rastvorrichtung in einer zweiten Stellung und in Wechselwirkung mit einer Nut der Verschalung einen Formschluss aufweist.

Anlage und Verfahren zur Asphaltherstellung

Absstract of: DE102024202765A1

Eine Anlage (1) zur Asphaltherstellung umfasst mindestens eine Energiebereitstellungsvorrichtung (7, 8, 9) zum Bereitstellen von Energie, ein mit der mindestens einen Energiebereitstellungsvorrichtung (7, 8, 9) verbundener Energiespeicher (5, 12) zum Speichern der bereitgestellten Energie sowie eine Asphaltmischanlage (2) mit mindestens einer Trocknungsanlage (3), die mit dem Energiespeicher (5, 12) verbunden ist.

SYSTEM FOR THE EXPLOITATION OF ROCK MASS HEAT

Absstract of: EP4621311A1

A system of devices for the exploitation of heat from the rock mass is characterized in that a working medium (3a) in a liquid state and working medium (3b) in a gaseous state are located in the borehole (1), constituting the evaporator, wherein a gas turbine (4) is located between an outlet port of the head (2) and a heat exchanger (5), constituting the condenser.

适于地热储能利用系统的地埋管换热器设计方法

Absstract of: CN120688231A

本发明公开了适于地热储能利用系统的地埋管换热器设计方法，所述地热储能利用系统用于向建筑物供热和供冷，包括热泵机组、热源塔和地埋管换热器，所述地埋管换热器分别设置在地热储能区的各储能单元内；所述地埋管换热器的设计方法包括如下步骤：S1，通过取芯法测定计算所述地热储能区的土壤平均体积比热容CV；S2，计算单个储能单元的总储能能量Q储；S3，根据建筑物全年冷负荷Q冷和热负荷Q热，计算地埋管换热器在地热储能区的最大吸热量Q吸和最大放热量Q放，并计算储能单元的数量n，确定地埋管换热器的数量。本发明既可更加真实的反应土壤的储能能力和建筑全年冷热负荷的关系，又能减少地埋管孔的数量，有效降低建设投资。

基于压缩空气通过地层裂缝进行储能的方法和系统

Absstract of: CN120684172A

本发明涉及一种基于压缩空气通过地层裂缝进行储能的方法和系统，其包括步骤：构建地层裂缝；对地层裂缝周围岩石空隙和/或微裂隙进行封堵；判断地层裂缝的封闭性；向目标井筒内注入压缩空气进行储能；反排压缩空气进行释能。其不但实现了空气压缩势能的蓄积，还能够积蓄应力势能和岩石形变的弹性势能，并获得地层热能；最重要的是，该方法不受地理条件的约束，可以在任何地方开展地下压缩空气储能，极大拓展了压缩空气储能的应用范围。

基于非连通的多井筒进行地热能开采的方法和系统

Absstract of: CN120684170A

本发明涉及一种基于非连通的多井筒进行地热能开采的方法和系统，其包括：预先向不同的且相互之间不连通的井筒内分别注入高压流体，使得井筒内地层裂缝的裂缝压力高于裂缝闭合应力，然后关闭井筒的井口进行储能和吸收地热能；当需要发电或供暖时，则打开井筒的井口，对其中一个井筒内的高压流体反排以进行发电/供暖，并将反排且发电/供暖后的流体注入到另一井筒中重新蓄能和吸收地热能；当前述井筒反排结束后，能够对另一井筒内高压流体进行反排以进行发电/供暖，并同样在发电/供暖后的流体注入到前一个井筒中，从而实现循环储/释能和地热能开采。本发明是基于非连通的多个井筒进行的，相较于现有技术中通过裂缝连通的井筒开采地能的方式，这能够有效的降低寄生负载，并避免多井“短热路”的情况。

一种增强型地热开发系统及方法

Absstract of: CN120684809A

本发明提供了一种增强型地热开发系统，包括：生产套管、设置于生产套管内的中间管以及设置于中间管内的中心管，中间管在水平井段被构造成在内部压力作用下可伸缩，在中间管的趾端，中间管与生产套管与之间设置有滑动密封件，且生产套管、中间管与位于水平井段的封隔器以及滑动密封件之间形成可伸缩的封闭空间。中间管在换热工质持续填充作用下，其内部的压力增大并伸长，使得封闭空间体积增大，进而使得封闭空间内的压力降低，地层中的热储流体在压差作用下进入封闭空间并与在中间管内的换热工质间接接触换热。本发明能够在避免井底设置动力机组的基础上，实现热储流体的强制对流，即近井地带热储的快速热补充。

控制地层裂缝扩展方向的方法和系统

Absstract of: CN120684171A

本发明涉及一种控制地层裂缝扩展方向的方法和系统中，将用于压裂施工的第一流体配置为在地层裂缝的裂缝底部的流体压力梯度高于地层在裂缝底部对应深度处的地层破裂压力梯度，基于此，就能够控制地层裂缝自发的向下扩展，从而在不增加钻井深度的同时就可以获取更深且温度更高的地热资源或其他能量。同时，用于压裂施工的第一流体的流体压力梯度的配置是通过向第一流体中添加粒径较小的加重剂而实现的，这能够有效的提高第一流体的密度，进而实现对第一流体的流体压力梯度进行调整和配置。

用于单井流体封存与地热采集的钻井方法

Absstract of: CN120684095A

本发明涉及用于单井流体封存与地热采集的钻井方法，包括：向地下钻设一开井段至浅层含水层的底部；继续钻设二开井段，直至封存层的顶部；继续钻设三开井段，直至地热水层的底部；在一开井段内放置一开井筒，在一开井段和二开井段内放置二开井筒，在三个井段内放置三开井筒，三开井筒对应封存层和地热水层的部分均为筛管；三开井筒内壁设有向井内凸出的第一固定边和第二固定边；在三开井筒内设置内井，内井的顶部和底部分别由第一固定边和第二固定边支撑；地热水沿内井上升，待封存流体沿内井与三开井筒之间的封存腔体下降；三开井筒顶部设分流井，分流井内分为第一封存腔、浅水腔、第二封存腔和热水腔，两个封存腔连通封存腔体，热水腔连通内井。

AGRICULTURAL HEATING AND COOLING EQUIPMENT THAT DOES NOT REQUIRE AN OUTDOOR UNIT AND METHOD OF CONTROLLING IT

Absstract of: KR20250139539A

본 발명은 농업용 냉난방장치에 관한 것으로, 더욱 상세하게는 농업용 냉난방장치를 계절에 따라 작동시킬 수 있는 온도 및 상시 돌아가지 않도록 제어가 가능하고 냉매의 온도를 계절에 맞게 제어할 수 있으며, 기기 내부에서 발생되는 기기 고장 이력과 조치이력 등을 스마트 기기를 이용하여 조작 및 확인이 가능한 실외기가 필요하지 않는 농업용 냉난방장치 및 이를 제어하는 방법에 관한 것이다. 본 발명은 농업용 냉난방장치를 스마트폰 또는 태블릿으로 제어할 수 있어 특히 여름철 또는 겨울철에 직접적으로 제어하지 않아도 제어가 가능함에 따라 폭염 및 혹한에 작업자에게 상해가 발생하는 것을 방지할 수 있고, 지하수를 냉매로 사용하여 지하수 온도에 따른 온도조절을 통해 냉난방이 가능하며, 바람을 배출하는 날개의 온도 냉난방장치의 후방으로 들어오는 공기의 온도에 따른 작동여부도 조작이 가능하여 농업용 하우스를 키우고자 하는 농작물에 맞게 조절할 수 있는 효과가 있다.

一种地下高温复合流体加热系统

Absstract of: CN120667077A

本发明涉及油气田开发与地热能利用技术领域。本发明提供了一种地下高温复合流体加热系统，所述系统包括：原油分离装置、催化模块、高温流体生成模块、注入井网模块、目标储层和生产井，原油分离装置通过第一进气管道和第二进气管道连通催化模块，通过第一出气管道和第二出气管道输连通高温流体生成模块，高温流体生成模块通过第三出气管道连通注入井网模块，注入井网模块与目标储层连通，目标储层通过第四出气管道对外供能，生产井将供能后的气体通过第一回收管道输送至热能回收装置。以此方式，实现了地下储层的高效、均匀加热，在提高能源采收率的同时降低能耗，解决了深层油气与干热岩开发中的热传导效率低、能耗高的难题。

地热井群分布式计算的智能调控方法及系统、电子设备

Absstract of: CN120667840A

本发明属于地热井群智能控制技术领域，公开了一种地热井群分布式计算的智能调控方法及系统、电子设备；其中，所述地热井群分布式计算的智能调控方法包括获取地热井群的数据感知，根据地热井群的数据感知建立感知数据集，通过感知数据集配置地热井群中个体的个体输出时序预测，获取供能需求，对供能需求进行粒度分解，根据粒度分解的结果创建地热井群运行任务，建立任务调度评价模型，通过任务调度评价模型对个体输出时序预测和地热井群运行任务进行调度寻优，根据调度寻优的结果对地热井群进行分布式调控管理；本发明能够降低能耗、提高热效率以及保障热储与供热稳定性。

一种可治理地下水污染的新型单井循环地下换热系统

Absstract of: CN120667841A

本发明公开一种可治理地下水污染的新型单井循环地下换热系统，属于地热能源利用及环境工程技术领域，包括依次连通的单井循环地下换热机构、净水机构和检测机构，单井循环地下换热机构包括井筒和设置在井筒内的潜水泵，井筒上部连接管和下部连接管，潜水泵位于上部连接管内，上部连接管和下部连接管之间通过换向导流接头连通，潜水泵通过上水管线和进水管与净水机构连通。本发明相较于传统单井循环地热换热系统有安装成本较低，空间需求较小，效率相对较高等优势，且增加了净水机构以及净水效果的检测机构，在高效利用地热能源的情况下注重了对于地下水的保护，确保了水资源的可持续性，维护了生态系统的健康。

Carbon Dioxide Removal Systems Using a Geothermal Heat Source

Absstract of: US2025288945A1

In a general aspect, a carbon dioxide (CO2) removal system uses geothermal energy. In some implementations, a method to remove CO2 gas from a gaseous feed includes directing a gaseous feed to interact with an alkaline capture solution in a first gas-liquid contactor. A first portion of CO2 from the gaseous feed dissolves into the alkaline capture solution to form a CO2-rich alkaline capture solution. Steam is generated using heat from a geothermal heat source, and the steam heats the CO2-rich alkaline capture solution in a second gas-liquid contactor. A second portion of the CO2 is separated from the CO2-rich alkaline capture solution in the second gas-liquid contactor to form a CO2-lean alkaline capture solution. The CO2-lean alkaline capture solution is directed to the first gas-liquid contactor.

Method of Controlling Tensile-Splitting and Hydro-Shearing Parameters During Completion of Enhanced Geothermal System Wells

Absstract of: US2025290396A1

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.

COILED TUBING SYSTEMS AND METHODS FOR GEOTHERMAL WELLS

Absstract of: US2025290377A1

A coiled tubing system includes a coiled tubing string configured to couple to a downhole tool to move the downhole tool along a geothermal well, an injector head configured to control movement of the coiled tubing string and the downhole tool along the geothermal well, one or more sensors configured to capture sensor data indicative of a distance traveled by the coiled tubing string along the geothermal well, and a controller configured to control operation of the injector head to move the coiled tubing string and the downhole tool to a measured depth within the geothermal well that corresponds to an intersection of a feature with the geothermal well based on the sensor data received from the one or more sensors.

HETEROGENEOUS HEAT TRANSFER STRUCTURES FOR GEOTHERMAL ENERGY RECOVERY

Absstract of: WO2025194108A1

Thermally conductive material or coated material/proppants in fracturing treatments for downhole fracturing in a wellbore whereby thermally conductive materials and heat transfer surfaces are utilized in geothermal systems to facilitate and enhance heat distribution and conductance as well as provide for identification, monitoring and location of coated particles, or a combination thereof.

一种井下取热装置

Absstract of: CN120650877A

本发明属于地热应用技术领域，具体地，涉及一种井下取热装置。井下取热装置包括：用于与地热水进行热交换的换热单元；设置在所述换热单元上部的外油管；以及设置在所述外油管内部的内油管，所述内油管和所述内油管之间的第一环空的两端部密封，在所述外油管上设置有与所述第一环空连通的抽真空口。

一种非对称渐变偏心中深层地埋管换热器和使用方法

Nº publicación: CN120650875A 16/09/2025

Applicant:

陕西西咸新区能源集团有限公司西安交通大学

Absstract of: CN120650875A

本发明涉及地埋管换热器技术领域，公开了一种非对称渐变偏心中深层地埋管换热器和使用方法，非对称渐变偏心中深层地埋管换热器包括套管；所述套管包括外管、内管和扶正器；所述内管设置于外管的内腔中；所述内管的中心轴线偏离于外管的中心轴线；所述内管的外壁通过扶正器与外管的内壁连接。该技术利用偏心管形成非对称流道，主动破坏流体边界层，提升管壁的对流换热系数；偏心管的设计迫使流体在环间内产生横向二次流，增加了径向混合，从而使得低温流体与管壁高温区充分接触。同时，非对称几何结构导致流速分布不均，局部雷诺数和努塞尔数显著增加，进而有效提升了对流换热系数。