Energia geotèrmica

利用地热的储能系统

Resumen de: CN121025637A

本发明提供了一种利用地热的储能系统，包括：地热井；汽轮机，与地热井连接；发电机，与汽轮机连接；凉水塔，与地热井间隔设置；气液交换组件和储水体，气液交换组件连接在凉水塔和储水体之间；多个加热装置，沿上下方向间隔地设置在储水体中，其中，多个加热装置与储水体所在的不同的地层相对应，每个加热装置与发电机电连接；供能管路，与气液交换组件和/或储水体连接；热网换热器，连接在供能管路上，且热网换热器与地热井连接。本申请的技术方案有效地解决了相关技术中的储能系统供能效率较低的问题。

一种热管能源桩及热管地源热泵系统及其运行管理方法

Resumen de: CN121025668A

本申请涉及一种热管能源桩及热管地源热泵系统及其运行管理方法，解决了现有地源热泵需额外动力耗能高、难以适配冬夏双向供能的技术问题，该系统包括桩基、热管、换热器与热泵机组。热管结合于桩基，为带毛细芯、抽真空且充装相变工质的密闭管体，分桩基下部/侧部的蒸发段与上部的冷凝段；蒸发段与土壤换热，冷凝段连换热器，热泵地源侧接换热器；毛细芯借毛细力驱动工质自主回流，实现热量传递或释放。本申请具有如下效果：解决现有技术中低耗与全年供能的矛盾，实现无额外动力，冬夏双向高效供能，大幅降低建筑冷热源系统能耗。

一种丛式井组高效群采方法

Resumen de: CN121024561A

本发明涉及一种丛式井组高效群采方法，包括：获取目标区域地层结构、热储层分布、地温梯度、渗透率及孔隙度；基于地质参数与井下传感器数据生成井组协同逻辑，包括动态井距计算、井群Voronoi聚类分组、产量分配关系及干扰抑制策略；根据协同逻辑确定生产优化参数，通过监测系统实时采集温度、压力、流量数据，结合地质干扰模型(含热‑流耦合方程)动态调整生产。针对多层热储层实施分层布井与选择性射孔，独立设置各层参数。利用协同逻辑过滤监测数据干扰，当单井波动时自动调节邻井产量与回灌量维持总产能稳定，基于实时数据更新故障诊断模型并递归优化参数，形成闭环控制。

深部咸水层碳封存协同地层水地热能开采方法及系统

Resumen de: CN121024537A

本发明涉及二氧化碳捕集、利用及地质封存技术领域，具体涉及深部咸水层碳封存协同地层水地热能开采方法及系统。所述方法包括：确定目标咸水层及该区域的岩石破裂压力；部署注入井和生产井；将二氧化碳通过注入井注入含油气盆地咸水层，同时生产井产出地层可动水及地热能，直至地层可动水被采尽；所述生产井以定井底流压方式生产，产出地层可动水、部分注入的二氧化碳及地热能；注入二氧化碳作为换热介质，采出地热能，所述地热能包括产出地层可动水和二氧化碳中的热能；全程检测目标咸水层的孔隙压力，若孔隙压力达到岩石破裂压力的80%时，停止注入二氧化碳。本技术方案能够提升碳封存的稳定性和经济性。

一种适用于青藏高原多年冻土区的路基土体水分抽离系统

Resumen de: CN121023885A

本发明涉及一种适用于青藏高原多年冻土区的路基土体水分抽离系统，该系统包括通过联接管串联在一起的防雨帽、聚热管、聚热塔和水平管以及设在路基本体和基底钻孔内的多孔垫材。路基本体中的多孔垫材中设有水平透气管，水平透气管的一端与水平管相通；基底钻孔内的所述多孔垫材中设有数根竖向透气管；聚热管的外部为全封闭玻璃罩，内部为钢质的能量收集管，能量收集管上分布有均匀穿入的传热钉；聚热塔的下部为倒圆锥状的吸热底罩，吸热底罩的内部分布有发热凸钉；聚热塔的外部为稍大的倒锥形玻璃罩，其边缘设有塔罩支架；塔罩支架上设有玻璃塔罩；玻璃塔罩与倒锥形玻璃罩紧密连接。本发明可有效降低路基及基底土体水分含量。

DRILLING IN HOT ZONES ON COILED TUBING

Resumen de: AU2024267336A1

Drilling in a wellbore in a subterranean zone with a drilling string including a coiled tubing. The coiled tubing having a bulk, length normalized radial thermal resistance to heat transfer through a wall of the tubing of at least 0.008 m K/W. Flowing a drilling fluid through the drilling string while drilling, where a ratio of a drilling string bulk density to a drilling fluid bulk density is 2 or less.

TEMPERATURE MANAGEMENT OF DRILL STRING COMPONENTS

Resumen de: AU2024269002A1

In a drilling string comprising a component, an arrangement of insulated drill pipe among other drill pipe in the drilling string is configured based on a performance/temperature relationship of the component. A characteristic of a flow of fluid through the drilling string is configured based on the performance/temperature relationship of the component while the drilling string is in a wellbore and the drilling string is being operated to drill a wellbore.

GEOTHERMAL ENERGY SYSTEM

Resumen de: US2025362059A1

A system for geothermal heating comprising: a forced geothermal circuit in communication with a well bore; a well bore heat exchanger; a multilateral channel; a channel casing design; and a pump. A method for geothermal heating comprising: passing a fluid into a thermal circulation system; passing the fluid into a well bore heat exchanger; heating the fluid; passing the heated fluid through a multilateral channel comprising a multilateral channel design casing; and passing a reservoir fluid and the fluid into a heat exchanger. A method for a loop recovery process comprising: passing a circulation fluid into a system for geothermal heating; passing the circulation fluid into a well bore heat exchanger; heating the circulation fluid; passing the heated circulation fluid out of the system for geothermal heating; passing the heated circulation fluid through a heat exchanger of an organic Rankine cycle; and cooling the circulation fluid.

FLEXIBLE HEAT EXCHANGER-BASED TUNNEL SEEPAGE WATER ENERGY UTILIZATION SYSTEM AND METHOD

Resumen de: WO2025241316A1

The present invention relates to the technical field of geothermal systems, and provides a flexible heat exchanger-based tunnel seepage water energy utilization system and method. The system comprises a seepage water pipe system, an overflow water pipe system, and an energy storage tank. The interior of the energy storage tank is divided into multiple interconnected subspaces, and each subspace is internally provided with a flexible heat exchanger. The seepage water pipe system and the overflow water pipe system each comprise upper and lower systems, an upper seepage water pipe system is paired with a lower overflow water pipe system, a lower seepage water pipe system is paired with an upper overflow water pipe system, and different paired systems are activated depending on the season. Tunnel seepage water enters the subspaces of the energy storage tank by means of the seepage water pipe system, exchanges heat with the flexible heat exchangers, and then is discharged by means of the overflow water pipe system. The present invention fully utilizes the energy contained in seepage water to provide cooling energy or heat energy for terminal units in a building, is environmentally friendly, economical and practical, and has the advantages of high heat exchange efficiency and long service life.

CONTROL OF HEAT TRANSFER FLUID THROUGH MAGMA-DRIVEN HEAT EXCHANGERS

Resumen de: MX2025008412A

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.

一种模拟热储取热不取水地热开发实验装置及实验方法

Resumen de: CN121007925A

本发明涉及地热资源开发领域，尤其涉及一种模拟热储取热不取水地热开发实验装置及实验方法。主要解决现有的地热井地热开采实验方法无法模拟不同深度地层和地热井段不同位置所处的温度和压力等条件而限制了实验结果代表性的问题。所述供热单元内部设有受热单元，若干个受热单元串联后一端连接保温活塞中间容器，另一端与用热单元入口相连；供热单元上设有加热装置，且供热单元上连接孔隙内压驱替泵和围压泵；还包括工控机，工控机控制每个供热单元的加热温度、围压和孔隙压力。该实验装置可以模拟不同深度、井段不同位置的地层状况，在考虑热储条件下地热井管柱内流体特征和地热用热需求的有效数据，形成模拟地热井开发流程，提高数据可靠性。

一种用于地热源同轴换热井系统的扶正导流装置

Resumen de: CN120991641A

本申请涉及一种用于地热源同轴换热井系统的扶正导流装置，涉及地源直接利用的技术领域，其包括扶正导流组件；扶正导流组件包括第一连接件、第二连接件和稳定件；稳定件设置有多个，第一连接件和第二连接件均设置在内管上，多个稳定件通过第一连接件和第二连接件沿内管周向设置；稳定件与换热介质接触后，稳定件变形至抵紧内管和外管。本申请具有提高地热换热井系统的换热效率的效果。

HEAT RETENTION SYSTEM AND HEAT RETENTION DEVICE

Resumen de: US2025354725A1

The heat retention system (1) is equipped with a storage section (10), a passage section (30), and a guide section (40). The passage section (30) constitutes a passage for substances as a medium for transporting heat. The storage section (10) stores the substance. The guide section (40) connects the storage section (10) to the passage section (30) and guides the substance from the storage section (10) to the passage section (30). The passage section (30) is located in the housing space (330) that houses the object. A first housing section (20) that houses the object is further included. The first housing section (20) is disposed in the housing space (330). The substance is a liquid (LQ). The storage section (10) is located in the ground (G2). The first storage section (20) is located in the containment space (330). The guide section (40) guides the liquid (LQ) from the storage section (10) to the passage section (30). The passage section (30) is disposed outside the first storage section (20).

POSITIONING AND ORIENTATING APPARATUS FOR BRANCH WELL, AND POSITIONING AND ORIENTATING METHOD

Resumen de: US2025354445A1

A positioning and orientating apparatus for branch well, which has an orientating coupling shaft; a hydraulic cylinder having a guiding sleeve; a setting unit having an anchoring mechanism and a sealing mechanism; a setting actuation unit, having a sealing cylinder, a piston, and a force transmitting cylinder, wherein an upper end of the force transmitting cylinder is fixedly connected to the piston, a sealing chamber in communication with the central flow channel is formed within the sealing cylinder, and the piston is configured to drive the force transmitting cylinder to move downwards when a pressure of the drilling fluid reaches a first pressure; and a releasing unit having a pressure-bearing cylinder, an elastic claw, and a ball seat. The elastic claw is separated from the slot by lifting up the releasing unit when the pressure of the drilling fluid reaches a second pressure, thus completing a releasing procedure.

GEOTHERMAL AND GEOPRESSURE RECOVERY SYSTEMS

Resumen de: AU2024265722A1

A geothermal power system includes a pressure exchanger fluid ically coupled to a heat exchanger. A first fluid enters the pressure exchanger at a first inlet, and flows in a first fluid path to a first outlet. The first fluid flows from the first outlet to the heat exchanger, where the first fluid heats a second fluid. The first fluid flows from the heat exchanger to a second inlet of the pressure exchanger. The first fluid flows in a second fluid path through the pressure exchanger to a second outlet. A pressure of the first fluid reduces as the first fluid transits through the pressure exchanger along the first fluid path. A pressure of the first fluid increases as the first fluid transits through the pressure exchanger along the second fluid path. The first fluid flows from the second outlet to a turbine which drives a generator.

SYSTEMS AND METHODS FOR DRILLING GEOTHERMAL WELLS

Resumen de: WO2025239935A1

Systems and methods for drilling a geothermal well can include drilling a first borehole to a geothermal target, the first borehole defining a longitudinal axis; and drilling a first portion of a second borehole having a first end and a second. The first end of the second borehole extends from the first borehole, the first portion extends downwardly and outwardly from the longitudinal axis of the first borehole, and the first portion of the second borehole is in fluid communication with the first borehole. The techniques can include drilling a second portion of the second borehole. The second portion extends downwardly and towards the longitudinal axis of the first borehole, the second end of the second borehole extends to the first borehole, and the second portion of the second borehole is in fluid communication with the first borehole. Casing can be provided and a geothermally active region surrounding the wellbores may be fractured, thus providing a geothermal region with a greater surface area through which a fluid may flow.

GROUND-SOURCE THERMAL SYSTEM FOR REJECTING DATA CENTER WASTE HEAT TO A FACILITY

Resumen de: US2025354459A1

A thermal system includes a borehole heat exchanger, a facility having a peak heating load, a data center including at least one heat generating electronic component, and a ground-source heat pump. The data center, the borehole heat exchanger, and the ground-source heat pump are connected in a dynamic downhole fluid circuit with a flow of a downhole fluid. The dynamic downhole fluid circuit is configured to reject heat from the data center to the facility and to the BHE, and a power capacity of the data center is less than the peak heating load of the facility.

GROUND-SOURCE THERMAL SYSTEM FOR REJECTING DATA CENTER WASTE HEAT TO A FACILITY

Resumen de: US2025358960A1

A thermal system includes a borehole heat exchanger, a facility, a data center including at least one heat generating electronic component, and a ground-source heat pump. A dynamic downhole fluid circuit connects the data center, the borehole heat exchanger, and the ground-source heat pump with a flow of a downhole fluid and is configured to connect the data center, the borehole heat exchanger, and the ground-source heat pump in a plurality of different configurations to reject heat from the data center. The thermal system further includes a facility fluid circuit for connecting the facility and the ground-source heat pump with a facility fluid, wherein the ground-source heat pump thermally connects the dynamic downhole fluid circuit and the facility fluid circuit.

ゲート弁バルブ

Resumen de: JP2025171384A

【課題】 汚泥を含む汚濁水を流す排水管に使用しても、弁体や弁箱内に付着した固形物を除去可能なゲート弁バルブを提供することである。【解決手段】 弁箱１０の供給口と排出口とを結ぶ流水路１２に直交して移動し、当該流水路１２を開閉する弁体４０と、その弁体４０が流水路１２を開放する位置から閉鎖する位置まで摺動可能にする一対の対向位置にあるガイドレール１６と、当該両ガイドレール１６の長手方向の上方から摺動面に垂直に弁箱１０内へ洗浄水を放出する放水口１５と、弁体４０の直下の前記弁箱内に設けた下溝１４と、当該下溝１４の最下部に設けた排水口３３とを備えることにより、弁体４０がガイドレール１６に垂直に放出される洗浄水により洗浄されるとともに、ガイドレール１６周辺にも洗浄水が当たるので、弁体４０や弁箱１０に付着した固形物が洗い流され、弁体４０を流水路１２の閉鎖位置まで降下させることができる。【選択図】図２

一种丛式井组高效群灌方法

Resumen de: CN120968544A

本发明涉及一种丛式井组高效群灌方法，通过中央控制系统获取地层参数（渗透率梯度场、孔隙度三维模型）和群组参数（井间干扰系数、热连通性指数等），基于双孔双渗模型模拟温度场分布，生成包含回灌流量、压力及时间配比的回灌方案。通过动态调控策略控制回灌过程，实时监测并修正方案。关键技术包括：计算冷锋前缘推进间距作为干扰动态距离，对井组聚类分组并过滤低效井群；提取渗流线型图案并屏蔽无效注水区；根据冷锋位置（＜50m时）触发紧急调整；采用多模式回灌（沿/逆天然流场流向），选择冷锋推进最慢模式执行。本方法实现回灌参数精准调控，提升地热采收率并降低地层伤害。

基于油页岩逆层氧化的人工地热储层建造与开发方法

Resumen de: CN120968543A

本发明公开了基于油页岩逆层氧化的人工地热储层建造与开发方法，属于资源开采技术领域，该方法包括：储层建井，在目标层段布设注入井、开采井和采热井；通过人工加热形成初始高温环境，使油页岩热解生成固定碳；注入空气形成富氧环境，引发固定碳氧化自热反应，持续热解油页岩；通过循环工质开采地热，并动态控制空气流量及成分，实现温控与安全运行；最后将二氧化碳回注封存。本发明可将低品位油页岩转化为清洁地热能源，具有节能环保的优点。

一种自然冷能综合利用自调节新风系统

Resumen de: CN120969943A

本发明属于通风换热技术领域，尤其涉及一种自然冷能综合利用自调节新风系统，包括：通风装置，设置在建筑屋顶上；光伏组件，通过传动结构转动连接在通风装置上，传动结构用于调节光伏组件的倾斜角度，通风装置用于对光伏组件的温度进行调节；地道风换热装置，设置在建筑下方的的土壤蓄冷层中，地道风换热装置用于对建筑内的温度进行调节。本发明能够实现光伏发电、辐射供冷、地道风供冷等多种功能，光伏组件能够根据日期和时刻自动或手动调节倾斜角度；光伏组件表面过热时能够开启过热通风槽，依靠温差对流降低光伏组件表面温度。

一种防冻太阳能光伏光热集热器和地源热泵工业供热系统

Resumen de: CN120970073A

本发明涉太阳能高效利用和工业清洁供热技术领域，特别是一种防冻太阳能光伏光热集热器和地源热泵工业供热系统，防冻太阳能光伏光热集热器包括冷却管和换热件，换热器包括PV板、管外肋片、旋流器和管内肋片。本发明利用结构优化的防冻太阳能光伏光热集热器模块和地源热泵系统相结合，通过管外肋片、管内肋片及旋流器设计提高传热效率和防冻性能，并采用日内与跨季节多时蓄热技术实现太阳能与地下热能的梯级利用，同时在不同季节和负荷条件下智能切换各供热循环，不仅有效降低工业供热能耗和运行成本，还实现了电网削峰填谷和清洁低碳供热目标。

一种回灌深井地热能利用设备

Resumen de: CN120968051A

本发明涉及地热能利用装置技术领域，且公开了一种回灌深井地热能利用设备，包括固定底座和固定底座上安装的支撑柱，所述支撑柱顶端活动安装有活动杆，活动杆上设置有缠绕阻挡片，活动杆上位于缠绕阻挡片的内部套接有高强度绳索，固定底座顶端设置有旋转圆筒，旋转圆筒上设置有连接管。高强度绳索将会带动固定块整体下降，在下降的同时连接管整体也在放长，从而在协同作用下，使得尾罩能够与深井中的水面进行接触，当需要将固定块整体进行拉回到井口处时，在驱动机构的协同作用下，连接管将会被收卷，同时固定块也将会上升，不会使得连接管被滞留在井口中，这样的设置为操作人员带来便利性，同时结构简单，在一定程度上节约了成本。

一种中深层地热梯度耦合高效换热器

Nº publicación: CN120970076A 18/11/2025

Solicitante:

吉林建筑大学

Resumen de: CN120970076A

本发明涉及中深层地热资源开发技术领域，且公开了一种中深层地热梯度耦合高效换热器，包括换热器主体，所述换热器主体的外侧固定安装有安装环，所述换热器主体的外侧活动安装有与安装环底部贴合的活动环，所述安装环的外侧固定安装有限位框，所述活动环的内侧设置有贯穿限位框的固定机构，所述安装环的内侧设置有延伸至其外侧且与固定机构贴合的限位机构，所述活动环的外侧设置有与换热器主体贴合的稳定机构，该中深层地热梯度耦合高效换热器，通过设置活动环、限位框、固定机构和限位机构，实现了稳定结构便于安装的目的，通过稳定机构、框架机构和挡位机构，实现了设有稳定结构保证换热器的稳定的目的。