Energía geotérmica

PRESSURE AND TEMPERATURE RECOVERY SYSTEMS FOR GEOTHERMAL POWER PLANTS

Resumen de: AU2024257437A1

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. The first fluid heats a second fluid at the heat exchanger. The first fluid flows from the heat exchanger to a second inlet of the pressure exchanger. The first fluid enters the pressure exchanger at the second inlet, and flows in a second fluid path 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.

ENERGY STORE AND DEVICE FOR PROVIDING THERMAL ENERGY

Resumen de: WO2024133421A1

The invention presented relates to an energy store for storing thermal energy. The energy store comprises a storage volume and a system of hydraulic lines, wherein the storage volume is an earth bank, wherein the system of hydraulic lines comprises a multiplicity of lines for conducting a fluid through the storage volume, wherein the multiplicity of lines extend through the storage volume in the longitudinal direction, and wherein the multiplicity of lines are arranged in a multiplicity of layers extending one above the other.

用于地热多级用途的储热装置

Resumen de: CN120846120A

本发明公开了用于地热多级用途的储热装置，涉及地热储热技术领域。包括冷罐和输送管道，冷罐表面固定有连接座，输送管道表面设置有移动套筒，移动套筒内壁开设有转动槽，输送管道表面固定有引导块，移动套筒内壁设置有多组密封板，密封板表面设置有扩张清洁组件，连接座侧端安装有转动座，转动座内壁连接有发条，转动座端部开设有多组限位槽，连接座侧壁空腔内对称限位滑动安装有两个限位块，转动座另一端安装有多组密封块，转动座侧端固定有两组电动伸缩杆，电动伸缩杆伸出端固定有吸热块，本发明，通过设置的连接座、移动套筒、密封板和扩张清洁组件，保障输送管道流速的同时，实现输送管道与冷罐的连接端口处的自清洁。

地热阻垢剂组合物和地热阻垢剂及其制备方法及应用

Resumen de: CN120841725A

本发明涉及地热阻垢剂技术领域，公开了一种地热阻垢剂组合物和地热阻垢剂及其制备方法及应用，所述地热阻垢剂组合物包括聚天冬氨酸、马来酸‑丙烯酸共聚物、多氨基多醚基甲叉膦酸和水，且以所述地热阻垢剂组合物的总重量为基准，所述聚天冬氨酸的含量为7‑9重量%，所述马来酸‑丙烯酸共聚物的含量为22‑26重量%，所述多氨基多醚基甲叉膦酸的含量为3‑5重量%，水的含量为60‑68重量%。该地热阻垢剂根据国标GB/T 16632‑2019，测试阻垢率可达96‑97%，在西藏羊八井地热田实际应用中为期30天阻垢率达96%，在谷露地热田为期34天阻垢率达98%。

一种地热发电管

Resumen de: CN120845943A

本发明公开了一种地热发电管，该地热发电管包括：进水管、控制器、出水管、地热管外导热管、地热管内导热管、导电槽轨道、温差发电芯片、下堵头、上堵头、水泥槽、地热管顶端法兰、直接、电磁阀、温度传感器、阻热固定片、绝热防水固化胶、温差发电芯片、输电集流条等构成。外部液体由控制器控制后流进地热发电管的底部，再慢慢流出地热发电管，利用外部流体与地热水的温差，经外导热管与内导热管的导热翅片，在温差发电芯片的正背面进行温差发电。发出的电经过控制器整流恒压后输送给主回电路。

太阳能光伏/光热和地热系统性能评估方法、系统及介质

Resumen de: CN120851344A

本发明实施例公开了一种太阳能光伏/光热和地热系统性能评估方法、系统及介质。一种太阳能光伏/光热和地热系统性能评估方法，方法包括：采集土壤核心层的原始温度值和运行温度值；根据太阳能光伏/光热和地热系统地源热泵的输出能量与消耗电能的比值确定地源热泵COP值；根据原始温度值和运行温度值的差值，地源热泵COP值确定COP温度损失比率指标；根据太阳能光伏/光热和地热系统地源热泵的输出能量和系统功耗确定系统COP值；根据原始温度值和运行温度值的差值，系统COP值确定系统COP温度损失比率指标；根据COP温度损失比率指标评估地源热泵的地热资源利用效率，并根据系统COP温度损失比率指标评估系统的综合性能从而准确反映系统运行过程中的性能变化。

一种高选择性富集地热温泉水中锂离子的方法

Resumen de: CN120841752A

本发明属于地热资源开采综合利用领域，具体涉及一种高选择性富集地热温泉水中锂离子的方法，首先，温泉水经多参数分析后，通过预处理系统将温度降至35‑40℃，浊度低于0.2NTU；预处理水经能量回收系统回收热能；随后，温泉水进入锂选择性正渗透膜组件，在渗透压差驱动下实现锂离子浓缩；被稀释的汲取液经相变蓄热驱动的真空膜蒸馏系统浓缩再生后循环使用；浓缩液通过锂富集液提纯系统提纯；真空膜蒸馏产生的冷凝水与纳滤产水混合后，经回注水处理系统回注地下；全流程采用智能自适应控制系统优化运行参数，采用锂离子印迹聚合物改性正渗透膜，显著提高了膜对锂离子的选择性。

The smart bus platform rapid cooling and heating system using rainwater and geothermal energy

Resumen de: KR20250153654A

본 발명은 클리닝모듈이 구비되는 우수 및 지열을 이용한 스마트 버스승강장 급속 냉난방 시스템에 관련되며, 이는 우수를 안정적으로 일정 기간 확보할 수 있는 지리적 특성을 활용해 대중교통시설인 승강장의 설치대상지에 우수 및 지열을 복합적으로 이용하여 내부 공기를 친환경적으로 히팅하거나 냉각하도록 구조를 개선되어, 옥외환경에서 사용하는 냉난방 기기의 초기 가동에 따른 전기에너지를 절감하고, 특히, 출입이 잦아 쾌적한 대기 공간을 제공하는 데 어려움을 겪는 문제점을 안정적으로 해결할 수 있도록 기초지중관(100), 열교환모듈(200)을 포함하여 주요 구성으로 한다.

Load Response Geothermal Source Buffer Tank and Flow Control Based Geothermal System

Resumen de: KR20250153626A

본 발명은 신재생에너지인 지열을 이용하는 개방형 지열시스템에 관한 것으로 냉난방부하량이 피크기간을 제외한 경우 장시간 최소부하로 가동되어 , 지열시스템의 열에너지 이동 경로에 따른 지열공내 지하수 양수와 히트펌프내 유체순환에 투입되는 수중펌프와 지열원펌가 소비하는 전기에너지량이 히트펌프가 생산하는 열에너지량 보다 많아 지열시스템 성적계수(COPS)가 영(0)점대를 나타내는 비효율적인 현상이 장시간 발생한다. 이러한 실내기와 히트펌프의 이용율에 따른 전기에너지효율 제고를 위하여, 양수되는 지하수의 보유열원을 히트펌프 열원으로 일정량 축열공급하는 지열원버퍼탱크 이용과 지하수펌프 댓수 및 지열원펌프 유량을 부하량에 대응하여 가변제어 하므로써 시스템의 장수명화와 전기에너지량 절감을 통하여 에너지이용효율(EER)을 증대 시키고저한다.

一种高效换热型储能桩及其承载力计算方法

Resumen de: CN120830945A

本发明公开了一种高效换热型储能桩及其承载力计算方法，该储能桩包括储能桩体、换热管路系统和相变储能系统，该承载力计算方法包括计算参数的采集、桩体附加热应力的计算、热劣化效应的修正、热力耦合下桩侧摩阻力和桩端阻力的计算、承载力极限状态验算、桩体轴向抗压强度极限状态验算；储能桩体的独特构造形成了连续高效的热扩散通道，极大强化了桩体与周边土体的热交换能力；将热泵间歇运行时的富余热量动态存储，有效解决可再生能源间歇性导致的供需失衡问题；首次提出了考虑温度场、热应力、土体力学参数热劣化、桩土界面接触压力变化以及长期循环衰减效应的承载力计算方法。

一种防堵式地热尾水回灌装置及方法

Resumen de: CN120830946A

本发明涉及地热水井技术领域，公开了一种防堵式地热尾水回灌装置及方法，其中，一种防堵式地热尾水回灌装置，包括回灌井、滤水井、可升降回灌笼、可升降储污盒及可展开的刮污机构；刮污机构由中心板和弧形板组成，展开后形成储污盖，储污盖外壁设第二斜坡刮板与弧形刮板；驱动组件控制刮污机构展开/收缩与储污盒升降，回灌笼通过第一伸缩弹簧复位，复位时通过第一斜坡刮板刮除颗粒；通过设置升降式刮污和复位式清颗粒，无需停机拆解，通过提升即可完成多区域清污，同时配合第一导向槽与第二导向槽的导向轮防卡顿结构，阻止颗粒在管柱内堆积，使得管柱内径长期稳定，解决了传统装置清理慢、颗粒堆积的问题。

地熱源からエネルギーを生成するためのシステム並びにその動作及び構築方法

Resumen de: MX2025004145A

The present disclosure describes a system and a method for generating energy from geothermal sources. The system includes an injection well and a production well extending underground into a rock formation, a first lateral section connected to the injection well and a second lateral section connected to the production well, the first and second lateral sections connected with a multilateral connector, defining a pressure-tested downhole well loop within the rock formation and in a heat transfer arrangement therewith. The downhole well loop cased in steel and cemented in place within the rock formation. The downhole well loop to receive working fluid capable of undergoing phase change between liquid and gas within the downhole well loop as a result of heat transferred from the rock formation. The system also includes a pump to circulate working fluid, a turbine system to convert the flow of working fluid into electricity, and a cooler.

一种中深层地热取热装置及其使用方法

Resumen de: CN120830944A

本发明公开了一种中深层地热取热装置，包括用于取热的取热装置以及用于管道连接的连接头，所述取热装置包括取热箱，所述取热箱的右侧固定安装有控制箱和收集盒，所述收集盒位于控制箱的底部，所述取热箱的前侧嵌设有显示器，所述连接头的后侧与取热箱的前侧固定连接，所述连接头位于显示器的正下方，所述控制箱的前侧设置有阻挡组件。该发明通过设置取热箱来实现对于地热的收取，同时在利用控制箱来实现对于取热箱的控制，在将管道连接完成以后，利用阻挡组件对热量进行阻挡，从而实现对于显示器的防护，在防护的同时利用设置在显示器下方的监测机构对管道的连接处进行监测，防止泄露。

CONTROLLING FRACTURE GROWTH DURING STIMULATION OF SUBSURFACE RESERVOIRS USING OFFSET WELLS

Resumen de: US2025327393A1

Systems and techniques may be used to increase recovery of a geothermal energy resource. An example technique includes selecting a first borehole that extends from a surface of the earth into a first location in a geothermal reservoir, conditioning the first borehole by pumping a fluid into or out of the first borehole at a predetermined operating condition to change a property of the geothermal reservoir, and selecting a second borehole that extends from the surface of the earth into a second location in the geothermal reservoir. The example technique may include enhancing permeability of the geothermal reservoir by using a reservoir stimulation technique on the second borehole, wherein a property of a stimulated reservoir volume is controlled by the property of the geothermal reservoir that was changed by conditioning the first borehole.

Wärmeträger-Kreislauf mit einem Poroperm-Koaxialwärmetauscher

Resumen de: DE102024110994A1

Die Erfindung betrifft sogenannte Poroperm-Koaxialwärmetauscher (5) mit porös-permeablen Wärmeübertragungs-Körpern (6), die vorzugsweise Wasser oder Kohlendioxid als sichere Wärmeträger zum abschnittsweisen Einsatz an erdgekoppelten Wasserversorgungs-Druckrohrleitungen verwenden. Hierdurch wird verfahrensgemäß eine Kombi-Rohrleitung für Wasserversorgung und Erdwärmegewinnung ausgebildet. Mittels Versorgungswasser-Strömung im Kombi-Rohrleitungsnetz und Wärmeträger-Kreislaufströmungen zwischen den Poroperm-Koaxialwärmetauschern (5) und dezentralen Wärmepumpen (10) wird geothermische Niedertemperatur-Energie dem Erdreich entzogen, transportiert und durch die Wärmepumpen (10) in Hochtemperatur-Wärme für die Nutzungs-Gebäude (12) umgewandelt. Aufgrund der relativ einfachen Upgrade-Umwandlung von Wasserversorgungs-Netzen zu Kombi-Wasser/Wärme-Rohrleitungs-Netzen ist davon auszugehen, dass die Erfindung einen ökologischen und ökonomischen Beitrag leisten kann, um den weltweiten Bedarf an klimaneutraler regenerativer Wärme-Energie zu decken.

PISTON AND CYLINDER ASSEMBLY OF A DOWNHOLE TOOL, DOWNHOLE TOOL WITH A PISTON AND CYLINDER ASSEMBLY

Resumen de: US2025327361A1

A piston and cylinder assembly of a downhole tool including a rotary steerable tool. The piston has an outer wall in direct sliding contact with a wall of the cylinder. The cylinder has a retainer for the piston, the retainer has a retaining part and the piston has a retained part, such that the retaining part and the retained part cooperate to retain the piston in the cylinder. The invention separates the function of retaining the piston from sealing the piston to cylinder interface. The invention also relates to a method of assembling the piston and cylinder including rotating the piston relative to the cylinder so that at least a portion of the retained part becomes aligned with at least a portion of the retaining part, and locking the piston against subsequent rotation relative to the cylinder.

NATURAL CIRCULATION EVAPORATOR FOR WATER SUPPLY LINES FOR DECENTRALIZED GEOTHERMAL HEAT RECOVERY

Resumen de: WO2025219012A1

The main claims comprise two types of natural circulation evaporators for water supply lines, both of which permit a functional extension for decentralized recovery of the near-surface geothermal energy that is regeneratively contained in the supply water. This includes, on the one hand, the application to existing pipelines and, on the other hand, a new construction application using a combination pipeline. As a result, heat pumps in the utility buildings in contact with lines can be supplied with low-temperature geothermal heat, from which they generate high-temperature useful heat.

COOLING FLUID RETURNS

Resumen de: WO2025219891A1

Fluid is supplied fluid from a drilling string residing in a wellbore into an annulus between the drilling string and the wellbore based on a specified maximum temperature of the fluid in the annulus. The fluid in the annulus is cooled by the supplied fluid to at least the specified maximum temperature before the fluid exits the wellbore to the terranean surface.

一种能源地下结构循环测压检修装置及施工方法

Resumen de: CN120820023A

本发明提供一种能源地下结构循环测压检修装置，包括水箱及控制装置，所述水箱中设置有超声波发生器、温度温度传感器、加热器及紫外线消毒器，所述超声波发生器用于去除水箱内部液体中的溶解气体；所述水箱的出水管上通过管路依次连接有过滤器、循环泵及第一球阀，所述水箱的回水管上通过管路依次连接有第二球阀，所述第二球阀上设置有压力传感器，所述过滤器通过管路并联有增压泵；本发明中，能源地下结构循环测压检修装置集成除气、管路清洗、智能保压及流动参数监测，解决了目前能源地下结构的换热管路在长期运行中存在气阻、堵塞、渗漏监测不足及功能分散的技术问题。

多源数据融合的浅层地热能开发建模方法、系统及设备

Nº publicación: CN120822364A 21/10/2025

Solicitante:

江苏省地质调查研究院

Resumen de: CN120822364A

本发明涉及多源数据融合与网格建模技术领域，公开了一种多源数据融合的浅层地热能开发建模方法、系统及设备。该方法包括将浅层地热数据与工程地质数据、水文地质数据联合插值，生成虚拟钻孔；根据浅层地热数据和虚拟钻孔及各向异性的插值约束，构建地温网格模型；对地温网格模型的浅层地热属性等级进行分阶设色和渲染，得到可视化的地温网格模型；根据地温网格模型生成阶梯温度分布剖面图以及温度等值线，以展示温度分布的阶梯特征。本发明通过多源数据融合、虚拟钻孔生成与各向异性建模技术构建高精度、高可靠性的地温网格模型，该模型不仅能生成阶梯温度分布剖面图和温度等值线，还能提升地质参数反演精度与热储层预测可靠性。