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64
resultados
Última actualización
09/05/2025 [07:34:00]
Resumen de: CN114962861A
The invention discloses a deep-layer geothermal water conveying pipeline and a preparation method thereof.The deep-layer geothermal water conveying pipeline comprises an inner-layer pipe, a middle winding layer and an outer-layer pipe, the inner-layer pipe is made of PE or PERT formed through extrusion, the middle winding layer is made of a high-heat-conduction material arranged on the outer pipe wall of the inner-layer pipe in a winding mode, and the outer-layer pipe is made of a high-heat-conduction material arranged on the outer pipe wall of the middle winding layer in a winding mode; the high-thermal-conductivity material is a natural graphite film, an artificial graphite film, a graphene composite film or a graphite composite film, the in-plane thermal conductivity of the high-thermal-conductivity material is 400 W/mK or above, and the vertical thermal conductivity of the high-thermal-conductivity material is 20 W/mK or below; and the outer layer pipe is PE or PERT which is formed by extrusion and is coated outside the middle winding layer. According to the deep geothermal water conveying pipeline, on the premise that the pressure resistance of the pipeline is not affected, the overall heat conductivity of the pipeline is not reduced, the heat loss of the pipeline during hot water conveying in the area close to the ground environment with the low temperature is reduced by enhancing the heat conductivity of the middle layer material of the pipeline in the axial direction
Resumen de: CN119934701A
本发明公开了一种中浅层地埋管换热器循环液状态预测系统及方法，属于地热效能预测的技术领域，其包括以下步骤：记录每根地埋管的上升管和下降管的编号，在上升管和下降管上设置节点；采集地埋管主管道的编号对应的下降管伸出地面部分的温度及周围地面的温度；将地埋管的下降管和上升管划分顶端区域、中段区域和底端区域；建立地埋管热阻方程组；根据地埋管热阻方程组和热量平衡方程组生成管道循环液节点方程组；设定结束时刻，将地面初始时刻温度和管道初始时刻温度代入管道循环液节点方程组获得地埋管每个节点的预测温度，本发明具有能够简单快速地计算双U型地埋管各处循环液的温度的效果。
Resumen de: PL446612A1
Przedmiotem zgłoszenia jest powietrzny wodno-gruntowy wymiennik ciepła, dla powietrza wentylacyjnego składający się z złoża (2) wykonanego najkorzystniej z żwiru. Na dole złoża znajduje się system kanałów doprowadzających powietrze (1), a na górze złoża znajduje się system kanałów odbierających powietrze (3). Nad złożem umieszczona jest instalacja zroszeniowa (4). Powietrze z czerpni (9) przechodzi do kolektora zasilającego (7) i do kanałów perforowanych na spód złoża. Następnie przepływa pionowo do góry przez złoże (2) i jest odbierane przez rury perforowane połączone z kolektorem odbierającym (11), który jest ujęciem powietrza dla budynku. Złoże jest regenerowane poprzez polewanie wodą z instalacji zroszeniowej (4).
Resumen de: CN119921380A
本发明公开了一种碳捕集和高品质送风的热电联供系统及方法，风光发电场、蓄电池及重力储能装置与区域电网相连接，区域电网与直接空气碳捕集装置的电源接口、建筑物送风装置的电源接口及用户需求的电源接口相连接；热管路的出口与蒸汽热泵的放热侧入口相连通，蒸汽热泵的放热侧出口与冷管路相连通，蒸汽热泵的吸热侧出口与直接空气碳捕集装置的蒸汽入口相连通，直接空气碳捕集装置的二氧化碳和蒸汽出口与冷凝器的放热侧入口相连通，该系统及方法能够解决可再生能源波动性以及间歇性带来的各种问题，同时实现直接空气碳捕集技术与能源系统的耦合。
Resumen de: CN119915017A
本申请涉及地热利用技术领域，公开了一种地热开采装置及地热开采装置的循环流量控制方法，装置包括：采出机构、驱动机构、换热机构和气体收集机构；采出机构内形成有相互独立的液体循环通路和气体通路，液体循环通路内封装有换热介质；驱动机构与液体循环通路连接，用于驱动换热介质在液体循环通路内循环流动；换热机构与液体循环通路连接，用于提取换热介质的热量；气体收集机构与气体通路连接，用于通过气体通路进行气体收集。本申请提供的地热开采装置及地热开采装置的循环流量控制方法，充分采集油气井的地热能源的同时，对油气井中存留的天然气再次开发利用，提高了能源利用率，具有更好的经济效益。
Resumen de: CN119915026A
本发明公开了一种测能耗的地下水地源热泵系统及方法，包括以下四级结构：中央工作站，由PC主机、显示器和打印机组成，用于集中管理设备、显示系统能效比及能耗数据；控制器，配置为通过数据采集、处理、算法执行及控制命令输出，实现对被控设备的控制；传感器与执行机构，所述传感器用于采集现场信号，所述执行机构用于执行控制命令；地下水地源热泵系统，包括室外换热侧、热泵机房及末端中央空调设备，用于为建筑提供供能服务。
Resumen de: CN119915019A
本发明提供一种深部碳酸盐岩地热储层开采系统，涉及地热能开采技术领域。本发明通过分析岩石物理力学特性，利用热流注入诱发热膨胀效应生成裂隙；通过盐酸‑柠檬酸溶液溶解增大裂隙宽度和表面积，优化溶液浓度和注入速率；采集储层热导率和温度数据，实时调整注采井间距及流量，实现热‑流动态平衡；在井筒内壁安装隔热层材料，通过监测井筒热损数据优化隔热层导热系数和厚度，最终生成热损控制率以评估隔热性能，实现对深部碳酸盐岩地热资源的高效、可持续开发。
Resumen de: CN119915007A
本发明公开了一种利用余热与地热的水源热泵热水系统，包括保温储存罐，所述保温储存罐一侧设置有利用烟气余热热水的余热热水系统，所述余热热水系统一侧设置有电力热水的热泵热水系统，所述保温储存罐一侧设置有利用地热进行热水的地热热水系统。本发明可以余热热水、地热热水以及传统的热泵热水连接在一起，可以构成一个高效的热水系统，同时地热热水系统、热泵热水系统并不是简单的互为备用，可以辅助热泵热水系统进行工作，在冬季零下高湿环境中，可以为热泵热水系统进行化霜，并且不会影响保温储存罐中的水温，如此可以提高整个系统的使用效果。
Resumen de: CN119915018A
本发明属于矿井水余热采集利用的技术领域，提供了一种煤矿井下矿井水余热利用系统，将矿井水中的余热进行采集利用；采用的技术方案为：煤矿井下矿井水余热利用系统，包括井底水仓、副井、污水管、污水泵和热泵系统，所述副井设置在矿井区内且其底部设置有用于蓄矿井水的井底水仓，污水管设置在副井内，污水管的底端伸入井底水仓内，污水管的上端伸出地面并连接热泵系统的热能介质入口，所述热泵系统的热能介质出口连接排放管，所述污水泵安装在污水管上，所述热泵系统的热能介质出口通过排放管连接污水处理设备；采用该系统，可以有效将带有余热的矿井水中的热能置换提取，用于居民生活所用的热泵系统，所采用的系统设备造价成本低，节能环保。
Resumen de: US2025137692A1
The embodiment of the present application discloses a single-well heat exchange system and a downhole enhanced heat exchange device of a geothermal well. The first main pipe communicates with an inner pipe of the single-well heat exchange device, return water entering the inner pipe sequentially enters the first main pipe and the second main pipe, part of the return water directly flows back to a geothermal reservoir, and part of the return water enters an annulus between the inner pipe and an outer casing of the single-well heat exchange device through a through hole of the second main pipe. The part, located at a target reservoir, of the retractable heat exchange pipe is used for absorbing geothermal heat of the target reservoir and transmitting the geothermal heat to an fixed end of the retractable heat exchange pipe to heat the return water entering the first main pipe.
Resumen de: US2025137433A1
A system for generating electricity and/or providing potable water. The system includes a subterranean shaft that extends into a geothermal reservoir and a volume of heat transfer fluid. Heat from the geothermal reservoir is transferred through a wall of the shaft and into the heat transfer fluid. The system includes a water intake conduit extending from the surface of the earth into the shaft interior. The water intake conduit includes proximal and distal ends and downward, return and upward portions. At least the return portion is positioned in the heat transfer fluid. Liquid water received through the proximal end of the water intake conduit moves downwardly along the downward portion and below the heat transfer fluid level. The liquid water is converted to steam via heat transfer from the heat transfer fluid through a wall of the water intake conduit. The steam moves upwardly along the upward portion of the water intake conduit and into the electrical generation stage, where electricity is generated.
Resumen de: US2025137732A1
A system and method of thermal energy storage and transfer are disclosed. The system and method incorporate an underground thermal energy storage unit with horizontally arrayed heat exchangers surrounded by aggregate. The aggregate, composed of porous or semi-porous materials such as sand, soil, or crushed rock, may be moistened (10%-35% water by weight) to enhance thermal energy storage and insulated with a layer of dry aggregate shielded by waterproof materials. The system integrates components such as a heat pump, a thermal energy processing unit (e.g., a dry cooler or solar thermal array), and fluid interconnections including pumps and valves, allowing flexible energy transfer between components. Horizontally arrayed heat exchangers, which may feature spiral pipe or slinky designs, enable efficient thermal energy distribution by directing heated fluid to central connections, optimizing heat retention. The system supports versatile energy storage for heating and cooling, with enhanced performance through moisture and insulation control.
Resumen de: WO2023247820A1
The invention relates to a method for optimizing a district heating network (1) comprising outgoing supply pipes and incoming return pipes, wherein a heat carrying fluid is circulated to be utilized for residential and commercial heating requirements. For storing excess thermal energy available at the district heating network, the method involves the steps of implementing more than one ground-based borehole thermal energy storage (4) as distributed heat storages at different locations of or along the district heating network (1). Each heat storage (4) is adapted to receive thermal energy from various forms of heat sources, which heat sources may be found at different locations of or along the district heating network (1) such, that the heat sources and the heat storages forming nodes in the district heating network (1). Excess thermal energy available to one node of the district heating network (1) is used to charge a borehole thermal energy storage (4) at one or several nodes, and thermal energy available from the borehole thermal energy storages (4) is at disposal to be used to heat the heat carrying fluid circulated in the supply pipes of the district heating network.
Resumen de: WO2023247768A1
This layout (12) comprises at least one heat exchange unit (24) comprising: - at least one central well (26) extending from the surface of the subsoil (22); - at least one flank well (28) extending from the surface of the subsoil (22) and having an inclined lateral portion (48); - at least two separate drains (30) connecting the central well (26) and the inclined lateral portion (48) of the flank well (28). For the or each heat exchange unit (24), the central well (26), the flank well (28) and each drain (30) are set out in the one same vertical plane, the intersections between the drains (30) and the central well (26) and between the drains and the inclined lateral portion (48) being separated from one another and the drains (30) opening inclined by an angle less than 45° with respect to the inclined lateral portion (48).
Resumen de: CN119878428A
本发明涉及能源工程领域，具体是一种联合抽水蓄能电站与水热型地热资源开发系统的综合能源利用系统，包括：抽水蓄能电站，用于在电网负荷低谷时段储能，在高峰时段发电；水热型地热资源开发系统，用于采集和利用地热能，包括形成流体循环的注水井、热水储层、抽水井以及地热利用系统；压力耦合装置，用于将抽水蓄能电站的放水管道与水热型地热资源开发系统的注水井相连，利用放水时产生的压力驱动地热流体循环；能量转换与控制系统，用于实时监测电网负荷、地热井运行状况以及抽水蓄能电站的储能状态，并根据监测到的运行数据调控抽水蓄能电站的工作模式以及地热能的采集与利用。
Resumen de: CN119879416A
本发明提供一种随钻造壁式地源热泵的地埋换热装置，属于地源热泵装置技术领域，包括井孔、外管组件、内管、角状砾料、换热器、循环泵构件和进水滤砂构件，井孔垂直开设，随钻固化造壁料随井孔的开设固化，外管组件与内管之间设有隔离密封法兰，配合填充的角状砾料，将该装置分为上水室、外水室和下水室形成的三水室等量循环热交换系统，热泵输出的回流循环水由上水室溢流到外水室，在外水室自上而下流通，通过系统外水室外壁与地下岩、土、水体热交换，向大地进行热能采集与存储，采集或存储热能后的循环水，由外水室回流到下水室，对换热器进行换冷、换热，再由循环泵构件加压通过内换热器管泵出循环系统，供热泵机组供暖或制冷，高效节能。
Resumen de: CN119879415A
本发明公开了一种煤矿区地热能井上井下循环利用系统，包括：取热循环模块、二次换热模块、监测模块、补温模块和维护模块，取热循环模块包括：驱动泵和井下换热器，井下换热器内安装有导流壁管，驱动泵上连接有井下输送管和井上回流管，井下输送管和井上回流管均插设于井下换热器内，二次换热模块包括二次换热装置，二次换热装置包括第一换热箱，第一换热箱与驱动泵之间固定连接有一次换热输出管和一次换热输入管，补温模块包括补温装置，补温装置上安装有加热管。本发明通过相关的设计，提高对地热能的利用效果，实现取热不取水的效果，从而不会破坏地下水资源，另外还能够避免地热尾水的出现，进而保护生态环境，有利于长期循环的使用。
Resumen de: CN119878078A
本发明公开了一种同轴套管气热共采方法，包括以下步骤：S1、钻若干个抽采孔；S2、抽采孔内安装同轴套管抽采换热器；S3、在地面上布置抽采管路、电潜泵、气液分离装置、热泵机组和注水管路；S4、向同轴套管抽采换热器中注水进行换热，通过电潜泵同时对瓦斯与热水进行抽采，再经旋风式气液分离器分离，最后利用热泵机组提取水中热量，从而实现气热共采。本发明原理科学，能够在开采地热资源的同时抽采煤层瓦斯，实现深部煤层的气热共采；煤层气与地热资源同属于清洁能源范畴，深部煤层气与地热资源共同开采，能够提高资源综合利用效率以及资源综合开发效益，具有重要意义。
Resumen de: CN119878252A
本发明公开了一种巷道支护装置、系统及降温方法，所述巷道支护装置包括锚杆本体，锚杆本体内具有注浆通道、进液通道和回液通道，注浆通道用于使浆液通过以对巷道的钻孔内注浆，进液通道的进口用于连接水源，进液通道的出口与回液通道的进口连通，以使输送至进液通道内的液体流至回液通道内，回液通道的周壁暴露于环境中，以使回液通道内的液体中的能量与环境中的能量进行交换，回液通道的出口用于连接用户端，以将转换的能量供给用户端使用。本发明既能够通过注浆通道实现注浆锚固，还能够通过进、回液通道实现水循环，对岩层降温的同时，吸收地热能并用于供暖，降低建筑供暖能耗。
Resumen de: US2025129772A1
A method for enhancing geothermal recovery in a subterranean heat reservoir is disclosed. The method comprises determining a thermal pathway stress load and a pore pressure; selecting a target thermal conductivity and target dimensions of the thermal pathway; selecting a volume of thermal particles; selecting a volume of carrier fluid; mixing the selected volume of thermal particles and the selected volume of carrier fluid to produce the slurry; injecting the slurry into the openings in the subterranean heat reservoir; and closing the openings containing the slurry to form the thermal pathway. Also disclosed are methods for producing a slurry for enhancing geothermal recovery in a subterranean heat reservoir and for preparing a volume of thermal particles for enhancing geothermal recovery in a subterranean heat reservoir. The resulting thermal pathway according to the embodiments of the present disclosure can enhance the geothermal energy recovery over a long period of time.
Resumen de: US2025129670A1
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.
Resumen de: US2025132725A1
In an embodiment a photovoltaic-thermal module includes a plurality of solar cells and a planar heat sink, wherein the planar heat sink is based on at least one inorganic material and comprises a plurality of cooling channels, and wherein the planar heat sink extends partially or completely across the solar cells or parts of the solar cells.
Resumen de: CN119860606A
本发明公开了一种地下含水层储能与地源热泵耦合供暖/制冷系统与方法。该系统包括：地下含水层储能子系统，通过蓄热含水层储存热水进而储存热能，通过蓄冷含水层储存冷水进而储存冷能；地源热泵子系统，通过传输模块在蓄热含水层/蓄冷含水层和热交换单元之间传输冷水/热水；通过热交换单元将热水/冷水与循环介质进行热交换，将循环介质升温升压/降温降压后与建筑设施内的空气进行热交换以实现供暖/制冷，通过循环介质的循环换热实现循环供暖/制冷。本发明通过通过地下含水层分层储能并与地源热泵耦合，解决传统地源热泵能量不平衡的问题，有效改善传统地源热泵系统运行过程中产生能量堆积的问题，提升了系统运行效率，延长了系统运行寿命。
Resumen de: CN119860556A
本发明提供一种新型节能地热供暖系统及供暖方法，涉及地热能供暖技术领域，该系统包括：地热井，地热井的换热段位于地下的水热型热储内，地热井的入口端和出口端分别与换热段的两端连通；第一管，第一管的输入端与输出端分别与出口端和入口端连通；二氧化碳捕集装置，二氧化碳捕集装置设置在换热装置与压缩装置之间，二氧化碳捕集装置的输出端与第一管连通，由于超临界状态的二氧化碳具有较强的蒸发潜热特性，并且密度大、粘度低、价格低，化学性质较为稳定，对温度和压力的变化较为敏感，作为井下循环换热工质，具有良好的热交换能力，相较于市面上价格昂贵的制冷剂能够节约成本，保护环境作用，适用于进行大规模的地下循环换热。
Nº publicación: CN119844810A 18/04/2025
Solicitante:
东南大学
Resumen de: CN119844810A
本发明提出一种地热能的能源管控系统，包括：加压舱模块、地热能与太阳能耦合模块、环境调节模块、双循环地热能发电模块。根据不同工况向地源热泵机组内通入冷水和热水，同时控制热泵机组和高压储气罐的开闭而控制建筑物内温度和压力，在保证建筑室内正压力值的同时维持适当的温度，从而保证室内人员感到舒适。同时在设施农业建筑进出口处设置加压舱，在保证设施农业建筑物内环境参数不会因为人员进出而变化，也保证了人员不会因为进出设施农业建筑的压力变化而产生身体不适现象。本套系统中不采用化石燃料，直接实现了节能低碳减排的目标。
BOPI
Sede Electrónica
