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54
results.
Updated on
07/11/2025 [07:33:00]
Absstract of: EP4644820A1
A first heat exchanger (1) is provided with a heat exchanger body (11) that forms a first heat medium flow path (10) through which heat medium (M) flows. Similarly, a second heat exchanger (2) is provided with a heat exchanger body (21) that forms a second heat medium flow path (20) through which the heat medium (M) flows. The heat exchanger bodies (11, 21) are buried in the ground. The heat exchanger body (11) is configured from an aluminum-alloy extruded material. The heat exchanger body (21) is configured from an aluminum-alloy sheet metal material.
Absstract of: CN120890193A
本发明属于干热岩地热开采装置技术领域，具体涉及一种干热岩地热开采装置，包括底座，所述底座上分别设有连接座、处理箱与收集箱，所述连接座内设有固定桶，所述固定桶内设有钻头，所述固定桶侧壁分别连通右水管一、水管二与水管七，所述水管二远离固定桶的一端与处理箱相连通，所述处理箱侧壁连通有水管三与水管四，所述水管四远离处理箱的一端与固定桶相连通，所述处理箱上设有辅助机构，所述辅助机构包括固定板。该干热岩地热开采装置通过水箱的设置，会将吸热片上的热量吸附走，通过水管六与水泵会将水箱内的热水输送至收集箱内进行收集，通过水管四与水泵会将散失热量的水再回流至干热岩中继续进行加热，有效节约了水资源。
Absstract of: CN120889720A
本发明公开了一种多源耦合废弃矿井地热与抽水蓄能装置，包括箱体，所述箱体的外壁左侧螺接有阀门，所述箱体的顶端固定连接有导水装置，所述箱体的一侧固定连接有进水管的一端，所述进水管的另一端固定连接有搅拌装置，所述进水管的外壁设置有水阀，所述搅拌装置包括壳体、第一减速电机、第一齿轮、第二齿轮、竖杆和搅拌叶片，所述壳体的顶端中心位置螺栓连接有第一减速电机。该多源耦合废弃矿井地热与抽水蓄能装置，通过过滤网、第二减速电机、第三齿轮、竖杆、搅拌叶片、导轮、第一齿轮、第二齿轮等结构实现装置对水的搅拌与过滤功能，对于水库中的水少量的杂质污染做到自洁，提高多源耦合的废弃矿井抽水蓄能系统工作的效率。
Absstract of: CN120890192A
本发明公开了一种地热能垂直导热系统及控制方法，涉及地热应用技术领域，其中，地热能垂直导热系统，包括：介质循环回路，包括依次串接且闭环的导汽通道、地下换热组件、注液通道和地上换热组件，所述介质循环回路内部填充换热介质；所述地下换热组件用于与地下热能源换热，所述地上换热组件用于与地上负载模块换热；真空泵组件，其与所述介质循环回路连通，用于在所述地下换热组件内形成负压；本地热能垂直导热系统及控制方法，通过真空泵组件减小介质循环回路和/或地下换热组件内的压力，进而降低换热介质的沸点，加速换热介质由液态转变为气态，进而携带热量通过导汽通道上浮至地表，提升地热的采集效率。
Absstract of: CN120868627A
本发明涉及矿井地热开采系统技术领域，具体为一种关闭矿井地热循环开采系统及方法，其系统包括包括矿道，所述矿道内安装有抽取机构，所述抽取机构上设有开采管件，所述开采管件延伸至矿道内的一端设有清扫机构；所述抽取机构上连接有保温壳体组件；所述保温壳体组件内设有保温机构；其方法包括以下步骤：矿井地热位置确认、地热能聚集、地热能交换、介质流动和介质输送。本申请能稳定的抽取矿井内的地热资源，并且能有效对地热资源进行保护和使用，能充分控制地热资源的流动方向，以便使其向导热介质内传递热能，并且充分实现地热资源的使用，提升加热的效率，且便于将加热的介质进行输出，便于根据需要进行使用。
Absstract of: NZ797661A
The present invention pertains to a method for selecting a solubilizer suitable for scale components. Provided are: a method for selecting a scale solubilizer, the method comprising a step for obtaining the coordinates of an intrinsic physical property value of scale to be removed based on the Hansen parameter, and a step for selecting a solubilizer on the basis of a distance between the coordinates of the intrinsic physical property value of the scale to be removed and the coordinates of an intrinsic physical property value of a solubilizer; and a method for removing scale using the same. The specific physical properties are the dispersion force, the force between dipoles, and the hydrogen bonding force. The step of selecting a dissolving agent is a step of selecting a mixed dissolving agent in which two or more different chemicals are mixed, the mixed dissolving agent is mixed with x (mol%) of chemical A and y (mol%) of chemical B. The step of selecting the mixed dissolving agent comprises a step of determining chemical A, chemical B, x and y, such that a distance Ra2 between coordinates of the specific physical properties of the mixed dissolving agent and coordinates of specific physical properties of the scale to be removed approaches zero
Absstract of: AU2024256536A1
A first fluid is produced from a first subterranean formation, and the fluid is used to generate electricity and/or heat a second fluid. The first fluid is injected into a second subterranean formation that is different from the first subterranean formation. The first fluid is transferred from the second subterranean formation to the first subterranean formation. In some implementations, the first fluid is produced from the first subterranean formation at a first zone of a well, and is injected into the second subterranean formation at a second zone of the well. In some implementations, the generation of electricity using the first fluid is performed with an electrical submersible generator installed in the well. In some implementations, the transfer of the first fluid from the second subterranean formation to the first subterranean formation is performed using the electrical submersible generator as a pump.
Absstract of: 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.
Absstract of: AU2024257729A1
A well is completed in a subterranean formation with first and second fractures. Geothermal fluid flows into the well via the first fracture while flow into the well via the second fracture is prevented. Geothermal fluid flows into the well via the second fracture while flow into the well via the first fracture Is prevented. Fluidic access in the well to the first and second fractures is closed off. Then the well is recompleted on the subterranean formation by creating third and fourth fractures in the subterranean formation. The first, second, third, and fourth fractures are discrete from each other. Geothermal fluid flows into the well via the third fracture while flow into the well via the first, second, and fourth fractures is prevented. Geothermal fluid flows into the well via the fourth fracture while flow Into the well via the first, second, and third fractures is prevented.
Absstract of: 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.
Absstract of: 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。
Absstract of: 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。
Absstract of: 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%。
Absstract of: 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。
Absstract of: 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。
Absstract of: 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。
Absstract of: 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。
Absstract of: 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。
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Nº publicación: CN120820023A 21/10/2025
Applicant:
中国建筑第八工程局有限公司
Absstract of: 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。
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