Resumen de: CN120194437A
用于利用地热能的系统,具有:储存装置,装备成将以第一温度水平和第一密度水平存在的二氧化碳储存在地下贮存器中;取回装置,装备成从地下贮存器中取回以高于第一温度水平的第二温度水平和低于第一密度水平的第二密度水平存在的二氧化碳;热泵,包括第一热交换器、压缩机、第二热交换器和膨胀器或节流阀,第一热交换器装备成将取回装置下游和储存装置上游的二氧化碳的热能传递到热泵的过程介质,压缩机装备成压缩第一热交换器下游的过程介质,第二热交换器装备成将压缩的过程介质的热能传递到消耗者,膨胀器或节流阀装备成使第二热交换器下游的过程介质膨胀;和引入装置,装备成将取回装置下游和热泵上游的二氧化碳源的二氧化碳引入系统中。
Resumen de: CN120169019A
本发明公开了一种地热能回灌井用气体分离装置,涉及气体分离技术领域,该地热能回灌井用气体分离装置,包括封闭筒,封闭筒的下侧与出水管的上端固定连接,出水管的下端与单向阀的上端固定连接,该地热能回灌井用气体分离装置,启动气缸,在气缸的推动下,短杆滑动在旋转套内,使旋转套进行转动,通过搅拌杆和转轴的配合,带动转片旋转,使热能液体内的杂质始终处于悬浮状态,解决了杂质因重力沉积在底部形成硬质结块的问题,容易造成管道堵塞;气缸推动时,连接杆同步运动,并通过连接杆和圆环盘的配合,使热能液体进入圆环盘,并从滤孔流出,将热能液体中的杂质留下,解决了热能液体中杂质含量大的问题,从而延长回灌井使用寿命。
Resumen de: CN120176313A
本发明涉及一种地热储热高效换热装置,属于地热换热技术领域,包括储热罐,所述储热罐顶部前后两侧分别连接有热源进管和热源出管,所述储热罐底部中间位置连接有综合出管,所述储热罐内设置有储热结构和换热结构,所述储热结构和换热结构间隔设置,所述储热结构包括多个储热环,所述储热环竖向间隔分布在储热罐内,所述换热结构包括换热管,所述换热管套设于竖向设置的储热环外圈,所述换热管进水端贯穿至储热罐外侧设置。本发明采用多层储热环和若干储热棒进行热量储存,形成立体储热空间,增加了储热面积,提升储热容量。
Resumen de: CN120176167A
本发明涉及地热供暖技术领域,具体涉及一种地热供暖发电联合系统,包括地热供热端;采暖用户和发电机组端;供暖发电联合单元,用于提供非采暖季热媒水的小流量和采暖季热媒水的大流量来满足发电机组和采暖用户所需的热能,在供暖时使供热管道内压力、温度稳定实现正常供暖;所述供暖发电联合单元包括若干串联的换热器、智能调节阀和温度均衡调节单元;若干串联的换热器输入端与地热供热端连接,若干串联的换热器输出端通过供热管道接经机泵与采暖用户和发电机组端连接,所述供热管道安装有智能调节阀、流量计和压力变送器;本发明满足非采暖季热媒水的小流量和采暖季热媒水的大流量需求,同时在供暖时使供热管道内压力、温度稳定实现正常供暖。
Resumen de: CN120175598A
本发明公开了一种基于U型井地下闪蒸的自循环地热能发电系统,涉及地热开采与发电领域。该系统包括对接井、闪蒸腔体、竖直生产井、发电终端;所述对接井套管外部为高导热性水泥层,所述对接井的一端为注水入口,另一端连接有导管,所述导管的另一端设置有雾化阀门且设置在闪蒸腔体内;所述闪蒸腔体的上端与竖直生产井的下端相连接,所述竖直生产井的上端蒸汽出口通过第一管道与发电终端相连接;所述注水入口通过第二管道与发电终端相连接。本申请与传统闭环水热系统相比可使热能随高压蒸汽自动向上运移,无需高压循环泵、涡轮机、发电机与冷凝器等大型设备,减少了投资和运维成本。本申请系统安全性高,无需长期监测维护,对环境影响小。
Resumen de: CN120175279A
本发明涉及一种新式太阳能热水循环油井除蜡装置,尤其是利用太阳能集热器产生热水,储存到储热水箱;通过智能控制部分;驱动管道循环泵;与设置在油井套管和油管间隙腔内,两根对称进出循环回路热水管连接组成密封整体管道的油井井下除蜡装置。其把太阳能热水循环到井下加热,用以清除油井结蜡带来的采油影响,增加油井采油效率,减少或消除传统油井清蜡作业过程,提高采油节能效果。扩大了太阳能应用领域,达到人为控制利用太阳能可再生能源为生产生活服务。用于油井井下除蜡,具有清蜡效果好、成本价格低、施工作业简单,一次投入长久使用,性价比高,密封保温性好、使用安装灵活、有效利用太阳能资源、减少传统能源人力财力电力消耗、提高采油效率等优势。
Resumen de: CN120176272A
本发明属于空调制冷技术领域,尤其涉及一种浅水井冷量回收式空调制冷系统,本发明中,送风机构将室内的空气送入浅水井内,室内空气与井内空气混合后上升,初步降低气体温度,然后混合气体顺序经过第一换热机构与第二换热机构,第一换热机构与第二换热机构利用井水对混合气体进行第二次以及第三次冷却,多次冷却后的气体通过送风管送入室内,实现室内制冷;本发明中,通过井水对空气进行多次冷却,同时,空气的流动会使井水加速蒸发,井水蒸发吸热,进一步对空气进行冷却,然后将冷却后的空气送入室内,对室内进行降温,在此过程中,减少了常规空调的使用,极大的节省了能源。
Resumen de: WO2025125048A1
The invention relates to a geothermal installation with cascaded water vapour generators for industrial installations, comprising: (a) a geothermal source which is designed such that it provides a brine with a temperature in the range from 120 to 300 °C, (b) at least two heat exchangers (2, 3, 4) through each of which the brine can flow on their primary side, the primary side of the respective heat exchangers (2, 3, 4) being arranged in a cascaded manner with respect to its adjacent heat exchanger (2, 3, 4), wherein the respective heat exchanger (2, 3, 4) has a secondary side which is configured such that either supplied water (c1, c2, c3) evaporates as a result of the heat exchange from the primary to the secondary side, or circulating water heats up in a secondary circuit and as a result an evaporator (15, 16, 17) arranged in the secondary circuit evaporates supplied water (c1, c2, c3), (c) a first pipeline, which fluidically connects the withdrawal location (a) of the geothermal source to the cascaded primary sides of the heat exchangers (2, 3, 4), (d) each of the provided heat exchangers (2, 3, 4) has a downstream mineral withdrawal unit (12, 13, 14), (e) a first brine pump (1) which is arranged between the withdrawal location (a) and the primary side of the first heat exchanger (2) in the main flow direction, by way of which the brine is conveyed from the source to the respective cascaded primary sides of the heat exchangers (2, 3, 4) and their respective downstream min
Resumen de: US2025198662A1
The present disclosure relates to systems and methods of geothermal energy production using a dual thermosiphon heat exchange system. In one system two working fluids in which a thermosiphon flow is induced to recover thermal energy from depth. The system has a subterranean heat exchanger that is formed into an underground formation by drilling, and which is flooded with a first working fluid. Heat from the formation is transferred into the first working fluid. A recovery loop extends from the earth's surface and into the heat exchanger and carries a second working fluid. Heat from the formation is transferred into the first working fluid, and heat from the first working fluid is transferred into the second working fluid. The heat flow from the formation into the first working fluid and from the first working fluid into the second working fluid causes a thermosiphon flow in the working fluids.
Resumen de: WO2025128521A1
Methods and systems are provided for drilling a wellbore in a subterranean formation. The methods and systems circulate drilling fluid into and through the wellbore during the drilling, and circulate drilling fluid that exits the wellbore during the drilling into and through at least one secondary wellbore that employs geothermal cooling to cool the drilling fluid during the drilling.
Resumen de: NL2035683A
Systems and methods of the present disclosure relate to generating electricity by pumping fluid into a thermoelectric conduit that extends into a geothermal reservoir. A method includes pumping fluid into at least one thermoelectric conduit that extends into the geothermal reservoir. The method further includes generating electricity with the thermoelectric conduit due to a temperature differential between the fluid and the geothermal reservoir.
Resumen de: CN120160181A
本发明提供了一种太阳能中深层地源热泵柔性供热系统和设计计算方法,该系统包括:太阳能集热器、中深层套管式地埋管换热器、热泵机组和换热器;太阳能集热器与换热器连接;换热器通过三通调节阀组与中深层套管式地埋管换热器和用户侧连接;中深层套管式地埋管换热器通过阀组与热泵机组连接、热泵机组通过阀组与用户侧连接;太阳能集热器收集低品位热能,且将部分低品位热能通过中深层套管式地埋管换热器蓄存地下用于受取热影响偏离初始值的地下温度场的柔性回归;地源热泵机组将低品位热能转化为高品位热能。基于该系统还提出了设计计算方法。本发明以传热模型为依据,提出该供热系统的量化调节运行方法以指导复合系统柔性高效运行。
Resumen de: CN120160308A
本发明公开了一种U型异径多管式浅层地热能换热装置,涉及换热器设备技术领域,其技术方案包括换热壳体,换热壳体内部固定连接有安装板,安装板上部固定连接有安装机构,安装机构内部卡接有固定销,固定销与换热管之间固定连接,安装机构包括固定连接在安装板上部的安装壳体,安装壳体内部滑动连接有活塞,本发明中,将换热管一端设置的固定销插入到安装板上设置的安装壳体内,随后通过快速切换机构将解锁气腔一侧的排气管打开,并将锁紧气腔一侧的排气管闭合,接着通过气泵向锁紧气腔内部通气,在锁紧气腔内气压以及第二弹簧的共同作用下带动活塞上移,进而带动钢珠向内移动将固定销卡接锁紧,从而快速实现换热管的安装。
Resumen de: CN120160183A
本发明公开一种透水能源桩以及地源热泵系统,涉及地热能应用领域,透水能源桩包括管桩腔体、冷水管及热水管,管桩腔体用于设于饱和土体内,管桩腔体内设有分隔部,以将管桩腔体沿上下方向分隔为上透水腔体和下透水腔体,下透水腔体位于饱和土体的潜水面的下方,上透水腔体的周侧壁和下透水腔体的周侧壁开设有多个透水孔;冷水管插设于管桩腔体,且其进水端用于与冷水源连接,其出水端位于上透水腔体内,用于向上透水腔体输送冷水;热水管插设于管桩腔体,且其进水端位于下透水腔体内,用于收集自饱和土体内流入下透水腔体内的地热水,其出水端用于与室内采暖终端连接;如此,实现冷水与饱和土体间热量交换,大幅提升热交换效率,减少换热时间。
Resumen de: CN120160323A
本发明公开了一种环形布置的地埋管地源热泵系统的布设方法,解决了现有的环形布置的地埋管地源热泵系统的部分换热竖井容易出现功能性失效的问题;在环形布置的热井外侧分别设置有末端封闭的换热水输入环形母管(7)和首端封闭的换热水输出环形母管(8),换热水输入环形母管(7)的首端连接在循环水泵(4)的循环水泵输出水口(5)上,换热水输出环形母管(8)的末端连接在循环水泵(4)的循环水泵输入水口(6)上;每个U形地埋换热管的换热水输入口均与换热水输入环形母管(7)连通在一起,每个U形地埋换热管的换热水输出口均与换热水输出环形母管(8)连通在一起;保证了各热井换热水循环频率的相同。
Resumen de: AT527761A1
Der Erfindung, welche einen Sondenfuß (1) einer Erdwärmesonde zur Anordnung an einer Schlauch-Rohr-Sonde, ein Verfahren zur Herstellung einer Verbindung eines Sondenfußes (1) einer Erdwärmesonde mit Rohren einer Schlauch-Rohr-Sonde und eine Verbindungseinheit (21) betrifft, liegt die Aufgabe zugrunde, einen Sondenfuß (1) bereitzustellen, welcher einen geringeren Durchmesser aufweist, wobei der Sondenfuß (1) robust ausgeführt sein soll und Anforderungen an eine Druckbeständigkeit gemäß SDR11 erfüllt. Diese Aufgabe wird anordnungsseitig dadurch gelöst, dass der Sondenfuß (1) mehr als acht, bevorzugt zehn bis zwölf, Bohrungen für erste Anschlüsse (2) zur Verbindung mit mehr als acht, bevorzugt zehn bis zwölf, Vorlaufrohren (9) und eine Bohrung für einen zweiten Anschluss (3) zur Verbindung mit einem Rücklaufrohr (11) aufweist, wobei die Anschlüsse (2) den Anschluss (3) ringförmig umgebend angeordnet sind, wobei der Sondenfuß (1) einen zylinderförmigen, kegelförmigen oder kugelförmigen Grundkörper (4) mit einer ersten Längsachse (5) aufweist, wobei der Sondenfuß (1) einen Sammelraum (6) im Grundkörper (4) aufweist, wobei die Bohrungen der ersten Anschlüsse (2) je eine zweite Längsachse (8) aufweisen und wobei die zweiten Längsachsen (8) parallel zur ersten Längsachse (5) angeordnet sind.
Resumen de: CN120140970A
本发明提供一种地热储热高效能换热装置,主要涉及地热采集技术领域。一种地热储热高效能换热装置,包括井下换热器、预加热组件、吸热组件,其特征在于:所述井下换热器的上下两端分别固定安装有进水管和出水管,所述井下换热器的进水管连通有预加热组件,所述预加热组件与吸热组件相互连通形成回路,所述预加热组件与吸热组件内填充有换热剂。本发明的有益效果在于:本装置利用井下换热器高效获取地热能,通过预加热组件和吸热组件组成回路,借助换热剂循环流动提升热量收集和传递效率。
Resumen de: CN120139792A
本发明提供了一种基于地热井水位计的水位精准测量和监控管理方法,包括:结合多种传感器、探头固定导轨和双探头,进行一体化监测部署;部署边缘计算模块,得到井下测量数据;对传感器进行漂移修正、抗干扰检测,并部署传感器备用通道;数据存储和可视化;预设安全阈值并构建水位预测模型,进行水位异常检测,并对异常进行故障原因溯源和策略建议;设备联动,进行实时监控和远程自动化控制,并进行设备的健康评分和寿命预测。本发明能够提高水位测量的精准度和可靠性,做到及时有效的连续监测和智能化管理,同时通过异常检测和自动化控制协同,减小故障与风险,保护地热资源,节省人力与运营成本。
Resumen de: CN120140815A
本发明涉及一种基于装配式建筑的地热能利用系统,包括预制地热交换模块:预埋于装配式建筑地基中的模块化地热井和高效热交换器,地热井采用双层套管结构并填充导热介质;热泵模块:与预制地热交换模块连接的地源热泵机组,用于将地下热量转换为供暖/冷能量;储存模块:设置于建筑地下或结构中的装配式储能单元,包含相变材料或水蓄能装置;装配式建筑:集成供能管网,直接使用储存模块的能量;控制模块包括集成模块、监控模块、管理模块和能耗分析模块;本发明通过预制化模块与智能控制技术,实现地热能采集、转换、储存及供能全流程优化。
Resumen de: CN120140971A
本发明涉及地热能提取技术领域,公开了一种提取利用地热能的装置,包括:套管顶端设有出水口底端设有旋转钻头;进水管设置在套管内,进水管和套管内壁之间设有多个第一隔板;多个环形管均套装在套管上,套管上第一隔板的上方和下方均设有与环形管相连接的第一通孔,环形管内两个第一通孔之间设有第二隔板,环形管的外侧壁第二隔板的上下方均设有第二通孔;各组取热管均铰接在环形管上,取热管内沿取热管长度方向设有第二隔板,第二隔板上远离环形管位置处设有第三通孔;该提取利用地热能的装置在保证单位时间内冷水携带更多的热量基础上,能够在不同大小的取热井内快速完成布设,装置整体的适应性强、布设难度低,取热效率高。
Resumen de: WO2025119900A1
The invention provides a method and system of characterising at least one fracture in an enhanced geothermal system. The method comprises arranging two or more tracer sources with distinct tracer materials in known levels of a production well of the enhanced geothermal system. The method comprises injecting at least one tracer into the at least one fracture in an injection well, producing fluid in the production well, collecting samples of produced fluid and analysing the samples for the presence and/or concentration of tracers. Based on the presence and/or concentration of tracers in the samples estimating at least one characteristic of the at least one fracture.
Resumen de: US2025188911A1
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, 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, and at least one sublateral branch extending from at least one of the first or the second lateral section into the rock formation, defining a pressure-tested downhole well loop fluidly isolated from the rock formation and in a heat transfer arrangement therewith. The downhole well loop cased in steel 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 and the at least one sublateral branch.
Resumen de: US2025188912A1
The present disclosure describes a system and a method for generating energy from geothermal sources. The system includes an insulated injection pipe and a common well segment, an injection well and a production well, a first lateral section connected to the injection well and a second lateral section connected to the production well, a multilateral connector joining the first and second lateral sections, the insulated injection pipe coinciding with the common well segment, defining a pressure-tested loop fluidly isolated from the rock formation and in a heat transfer arrangement therewith. The loop cased in steel. The system also includes at least one sublateral branch extending from at least one of the first or the second lateral section into the rock formation. The loop to receive working fluid capable of undergoing phase change within the loop as a result of heat transferred from the rock formation and the sublateral branch.
Resumen de: US2025189427A1
The present disclosure provides an experimental apparatus and method for simulating fracturing of a fan-shaped well pattern. The apparatus includes a stratum simulator and a wellbore simulator group. The stratum simulator includes a chamber into which materials are poured to simulate a stratum environment. The wellbore simulator group at least includes a first wellbore simulator and a second wellbore simulator. A first end of the first wellbore simulator and a first end of the second wellbore simulator are respectively located outside the chamber and provided with a control valve. A second end of the first wellbore simulator is extended into the chamber and provided with a first perforation simulator, a second end of the second wellbore simulator is extended into the chamber and passes through the corresponding first perforation simulator, and the second end of the second wellbore simulator is provided with a second perforation simulator.
Nº publicación: EP4565825A1 11/06/2025
Solicitante:
EAVOR TECH INC [CA]
Eavor Technologies Inc
Resumen de: WO2024028646A1
A method includes causing a first portion of a heat-transfer working fluid to flow from a first lateral wellbore of a closed-loop geothermal well to a second lateral wellbore of the closed-loop geothermal well via a wellbore intersection. The first lateral wellbore and the second lateral wellbore reside in a target subterranean zone. A second portion of the heat-transfer working fluid is caused to flow through the Earth of the target subterranean zone from the first lateral wellbore to the second lateral wellbore.