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81
resultados
Última actualización
26/07/2025 [07:55:00]
Resumen de: CN120367239A
本发明提供一种地下冻结止水与浅部地热收集系统施工方法，包括以下步骤：步骤S1，在基坑周围均匀设置多个支护桩形成排桩；步骤S2，设置冻结孔；步骤S3，设置冻结管；步骤S4，冻结管道，形成冻土帷幕；步骤S5，验证止水效果；步骤S6，基坑开挖；步骤S7，割断冻结管；步骤S8，冻结管改造；步骤S9，地热能源采集。解决了目前冻结能源桩冻结温度偏低后期无法重复使用、成本较高、不够绿色经济以及浅部地层热资源浪费等问题。
Resumen de: CN120367198A
本发明涉及土木建筑工程技术领域，尤其是涉及地热资源的有效利用和能源交换系统的改进；该能源桩通过主动热管理技术实现地层热平衡的动态调控，有效防止热量堆积对地热资源可持续利用的影响；采用复合热提取结构，显著提升地热资源的吸热效率；一种高导热能源桩，包括固定基体，其内部埋设有水循环组件；所述水循环组件包括相连通的抽水组件、循环管路和输水组件；所述固定基体外侧设有热吸装置，所述热吸装置包括垂直分布的多个吸热柱；所述吸热柱上设有嵌入固定基体内的导热头。
Resumen de: CN120367736A
本发明提供了集成地热能和抽水蓄能电站的综合能源系统，包括抽水蓄能电站系统、中深层地热能系统，抽水蓄能电站系统包括输水系统阀门、上水库、下水库，上水库和下水库之间设有地下厂房，上水库与地下厂房之间连接有第一输水系统，下水库和地下厂房之间连接有第二输水系统，中深层地热能系统和地下厂房之间连接有集成连接开关系统，集成连接开关系统包括水连接阀门，中深层地热能系统包括若干同轴换热器，抽水蓄能电站系统中的上水库和下水库具有一定水头高差，用于电能和势能的转换，可结合中深层地热能系统，借助水头高差驱动同轴换热器中的水循环，利用势能转化热能，节省水循环所需电力，实现有效的能源互补与协同利用。
Resumen de: CN120368770A
本发明提供一种地热储热压力平衡换热装置，主要涉及地热换储热设备领域。一种地热储热压力平衡换热装置，包括装置外壳、转动环机构、换热储热机构、动力装置、定位装置。本发明的有益效果在于：通过换热储热板结构与供热结构以及地热换热结构进行连接形成液体循环与地热进行换热，进一步通过于装置外壳内部设置相变换热材料，使换热储热板结构可与相变换热材料进行接触配合进行相变材料储热，换热储热板结构可改变转动位置对装置外壳内部周围各部分相变储热材料进行均匀换热储热操作以及暂停储热，进一步使进液换热板与储热换热板可进行靠近插接配合，使二者进行相互热交换操作进而平衡当地热热量过高时导致的温度压力过高造成的设备运行不稳定。
Resumen de: CN120367643A
本发明公开了一种基于抛矸与灌浆联合充填的煤、热、瓦斯共采方法，首先在下组煤进行逐巷充填开采，充填前在巷道顶板铺设玻璃纤维毡布并安装灌浆管路，通过分段抛矸、安装连接采热管路、抛矸接顶以及灌浆的方式实现煤层开采与采热系统安装。采热系统以矿井水为储热介质，当矿井水被加热后，通过送流管路输送至上组煤瓦斯抽采钻场并进入钻机，钻机通过热水打钻以提高瓦斯预抽效率，打钻产生的煤渣和污水通过渣水分离及净化处理后回流至下组煤采热系统进行加热以循环利用。当钻场内各钻孔形成后选择若干孔作为注热孔，通过蒸汽发生器将加热后的矿井水变为热蒸汽输送至注热孔以加热煤体，煤体加热后通过瓦斯抽采孔进行瓦斯抽放。
Resumen de: CN120368569A
本发明涉及能源利用技术领域，本发明提供了一种双循环式地热能采集装置，其包括集热管路和换热管路，集热管路为封闭管路，内部流通有换热介质，集热管路铺设于地下岩层或土壤中，用于采集地底热能；换热管路与集热管路并行设置并形成热传导接触，换热管路具有通过输水管路与地表水源连通的进水口和通过输水管路与地表储水罐连通的出水口。上述技术方案通过集热管路与换热管路并行设置并形成热传导接触，使二者的接触面积最大化，为热量传递提供了充足的作用空间。二者内流体循环方向相反的设计，形成了逆流换热模式，相较于顺流换热，逆流换热能够在整个接触长度上保持较大的温差梯度，从而显著提高热量传递效率。
Resumen de: US2025237412A1
A system and method of using a subterranean energy storage system includes a geothermal reservoir with at least one fracture configured to hold a working fluid for a period of time. At least one wellbore is positioned within the geothermal reservoir fluidly coupled to the at least one fracture. At least one pump is configured to at least one of a) inject the working fluid into the at least one fracture and b) withdraw the working fluid from the at least one fracture. A power system is fluidly coupled to the wellbore, the power system configured to convert at least one of a) a thermal energy of the working fluid and b) a fluid dynamic energy of the working fluid into an electrical current. A downhole pressure of the working fluid held in the at least fracture for the period of time increases during the period time.
Resumen de: US2025237198A1
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 within the rock formation and in a heat transfer arrangement therewith. The loop cased in steel and cemented in place. The loop to receive working fluid capable of undergoing phase change 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.
Resumen de: WO2025152714A1
The present application discloses an oil-geothermal energy co-production system, comprising an oil-geothermal energy production and transportation mechanism and an injection and transportation mechanism. The oil-geothermal energy production and transportation mechanism comprises a negative pressure pipeline, an oil extraction portion is formed on the negative pressure pipeline, and the negative pressure pipeline is used to form negative pressure internally so as to extract oil from the oil extraction portion; and the injection and transportation mechanism comprises a plurality of flow-delivering pipelines, and the plurality of flow-delivering pipelines are evenly arranged around the peripheral side of the negative pressure pipeline and are spaced apart from the negative pressure pipeline, wherein each of the flow-delivering pipelines is provided with jetting portions, which are used for injecting supercritical carbon dioxide into petroleum. In the technical solution of the present application, by providing the jetting portions on each of the flow-delivering pipelines and evenly arranging the plurality of flow-delivering pipelines around the peripheral side of the negative pressure pipeline, supercritical carbon dioxide around the negative pressure pipeline can be distributed in a concentrated mode, thereby enhancing the fluidity of petroleum around the negative pressure pipeline, and thus accelerating the efficiency of petroleum extraction by the negative pressure pipeline.
Resumen de: WO2025153495A1
Disclosed herein is an in-situ leaching system comprising: a lixiviant source; and an injection well arranged to receive a leaching solution at ground level and to inject the received leaching solution into underground glassy volcanic rock; wherein: the leaching solution comprises lixiviant from the lixiviant source; and the leaching solution is for leaching the underground glassy volcanic rock.
Resumen de: GB2637310A
An in-situ metal-leaching system comprising an injection well 109 arranged to receive at ground level a leaching solution comprising a lixivant and inject it into underground glassy volcanic rock 102, and a production well 108 and metal extraction plant 105 arranged to receive and process metal leached from the rock 102. Heat can be extracted by means of a heat exchanger 106 from the leaching solution or output fluid from the metal extraction plant 105 and output fluid from the metal extraction plant 105 can be returned to the injection well 109. The metal can be a rare earth, zirconium, niobium, tantalum, hafnium or zinc and the rock 102 can comprise peralkaline rhyolite volcanic tuff. The leaching solution can have a pH of less than 4 (e.g. comprising sulfuric acid) or greater than 10.
Resumen de: WO2024055113A1
A heat exchange process includes the steps of: providing a heating fluid to a heat exchange device; providing a cooling fluid to the heat exchange device; cooling the heating fluid in the heat exchange device to produce cooled fluid; heating the cooling fluid in the heat exchange device to produce heated fluid, the heated fluid having a temperature; exhausting the cooled fluid into the atmosphere; transferring the heated fluid into a cooling medium wherein the cooling medium is one of land and water, the cooling medium having a temperature; and wherein the temperature of the cooling medium may be at least 0.1 ̊C less than the temperature of heated fluid. An energy storage system includes a storage tank, a gas expander and a gas compressor. The energy storage system is configured such that during expansion a cooled fluid is produced that is exhausted into the atmosphere.
Resumen de: CN120351653A
本发明公开了一种地热能热量交换装置，其技术方案要点是：包括交换架，所述交换架的一侧固定安装有若干个安装架，所述交换架的一侧开设有若干个连接孔；预热组件，设置在所述交换架的一侧，用于对传热流体进行预热，所述预热组件包括换热管，所述换热管设置在所述交换架的一侧，所述换热管的外部固定安装有若干个导热助力片，所述导热助力片的一侧开设有若干个换热孔，通过设置的交换架、安装架、换热管、导热助力片、冷水管、引导管、预热壳、预热孔、导热板和加热壳相互配合使用，使地下热水在换热管的内部流动，进而热水会在换热管的内部流动会将换热管加热，而后通过冷水管可以对传热流体进行加热，从而可以实现地热能量的交换。
Resumen de: CN120332945A
本发明公开了一种地热收集系统及其施工和使用方法，地热收集系统包括若干预制地热能源桩，在每一地热能源桩下方开设扩大腔空间，所述扩大腔空间内填充循环水进行地热换热；所述预制地热能源桩内部设置循环水腔，预制地热能源桩内设置用于进行循环水腔和扩大腔空间之间换热的换热机构，所述换热机构包括处于循环水腔内的换热管以及位于扩大腔空间内的换热网，在预制地热能源桩内设置用于在能源桩施工完成后进行换热网释放的释放机构；通过将换热结构整合到预制地热能源桩内，能源桩既作为结构构件又可作为热交换构件，因此不需要为了安装地源热泵系统而额外钻孔或开挖，节省了土地成本和安装成本。
Resumen de: CN120331737A
本申请公开了一种深部储层能源开发方法、装置及设备，其中的方法包括：获取待进行能源开发的目标区域的第一地质参数，对目标区域进行第一钻井以及第一压裂，得到注入井组、第一生产井组和第一裂缝缝网；在确定第一生产井组产出的第一能源满足第一预设条件时，基于目标区域的第二地质参数、第一裂缝缝网，对目标区域进行第二钻井和第二压裂，得到第二生产井组和第二裂缝缝网，将第一裂缝缝网、第二裂缝缝网、注入井组以及第二生产井组联通，得到第三裂缝缝网，并构建热储系统，以利用热储系统对目标区域进行多种能源的协同开发。通过上述方法，可以降低深部地层能源开发的基础设施成本以及工作量，延长气田的寿命，提升能源开发效率。
Resumen de: CN120331866A
本申请公开了一种井下疏干水利用系统及控制方法，井下疏干水利用系统包括井下水仓、地表蓄水池、井下泵站、水源热泵机组、供水泵和回水泵。井下水仓用于收集从井下裂隙涌出的疏干水。井下泵站连通于井下水仓和地表蓄水池。水源热泵机组具有热泵进水口、第一出水口和第二出水口。供水泵连通于地表蓄水池和水源热泵机组的进水口。回水泵连通于水源热泵机组的第一出水口和地表蓄水池。在供水泵开启且第二出水口关闭的条件下，地表蓄水池内的疏干水可以反复多次被水源热泵机组提取热量或冷量，其对于疏干水水量需求较低，可以满足疏干水水量不充沛矿山全天候提取热量或冷量的需求，且其可以对疏干水中的能量充分利用，环保性能也更好。
Resumen de: CN120341805A
本发明涉及建筑能源系统的技术领域，公开了结合地热能的风光储直柔建筑能源系统，包括发电子系统、制冷制热子系统以及储水子系统，发电子系统包括光伏装置、风机装置、储能系统、蓄电池及车网交互系统；光伏装置与直流母线连接，光伏装置产生的直流电通过直流母线为建筑负载供电，当直流电的发电量多于建筑负载的供电需求量，直流电同步储存在储能系统或储电池或车网交互系统或通过逆变器连接电网；制冷制热子系统包括浅层地热系统以及空调系统，浅层地热系统将建筑内部的地表空气导入进行制冷或制热，形成内部新风；储水子系统包括热储水装置、换热器以及冷储水装置，热储水装置与冷储水装置之间通过循环管路连接。
Resumen de: WO2025151712A1
A plurality of operational cycles are performed on a well. Each operational cycle includes an injection phase followed by a production phase. Each injection phase includes injecting a fluid into a fracture in a subterranean formation via the first well. Each production phase includes producing the fluid from the fracture, and generating electricity using the fluid. An amount of the fluid produced from the fracture during each production phase is less than an amount of the fluid remaining in the fracture at an end of each production phase.
Resumen de: US2025230524A1
A geothermally powered tin production system includes a geothermal system with a wellbore extending from a surface into an underground magma reservoir. Geothermal energy powers systems and processes used to extract tin from a tin-containing starting material.
Resumen de: AU2025204880A1
METHOD FOR FORMING HIGH EFFICIENCY GEOTHERMAL WELLBORES Wellbore synthesis techniques are disclosed suitable for use in geothermal applications. Embodiments are provided where open hole drilled wellbores are sealed while drilling to form an impervious layer at the wellbore / formation interface. The techniques may be chemical, thermal, mechanical, biological and are fully intended to irreversibly damage the formation in terms of the permeability thereof. With the permeability negated, the wellbore may be used to create a closed loop surface to surface geothermal well operable in the absence of well casing for maximizing thermal transfer to a circulating working fluid. Formulations for the working and drilling fluids are disclosed. (Fig. 3) METHOD FOR FORMING HIGH EFFICIENCY GEOTHERMAL WELLBORES Wellbore synthesis techniques are disclosed suitable for use in geothermal applications. Embodiments are provided where open hole drilled wellbores are sealed while drilling to form an impervious layer at the wellbore / formation interface. The techniques may be chemical, thermal, mechanical, biological and are fully intended to irreversibly damage the formation in terms of the permeability thereof. With the permeability negated, the wellbore may be used to create a closed loop surface to surface geothermal well operable in the absence of well casing for maximizing thermal transfer to a circulating working fluid. Formulations for the working and drilling fluids are disclosed. (Fig. 3)
Resumen de: US2025230731A1
The present disclosure relates to a geothermal carbon capture system, comprising; a primary liquid circuit circulating liquid into a geothermal well and returning heated liquid from a well head of the geothermal well, the primary liquid circuit passing through a condenser; a turbine driven by the heated liquid to power a compressor configured to draw in and compresses ambient air to feed a first compressed air supply and a second compressed air supply, wherein the first compressed air supply is directed to a separator to extract carbon dioxide therefrom; and the second compressed air supply drives a pump to force the carbon dioxide extracted from the separator towards a reinjection well for reinjection into geology surrounding the reinjection well.
Resumen de: US2025230371A1
A geothermally powered petrochemical refining system includes a geothermal system with a wellbore extending from a surface into an underground magma reservoir. A geothermally powered fractional distillation system receives crude oil and produces distillates which are separated by molecular weight. The distillates may be provided to a geothermally powered cracking system that is heated by a heat transfer fluid heated by the geothermal system to crack heavy hydrocarbons into lighter ones. The distillates may be provided to a geothermally powered reforming system that is heated by a heat transfer fluid heated by the geothermal system to reform hydrocarbons into different structures.
Resumen de: WO2025151624A1
A geothermally powered tin production system includes a geothermal system with a wellbore extending from a surface into an underground magma reservoir. Geothermal energy powers systems and processes used to extract tin from a tin-containing starting material.
Resumen de: TW202428354A
A method for carrying out a thermochemical process includes injecting one or more feed streams into a reaction chamber. The reaction chamber is maintained at a reaction temperature using heat obtained directly from a subterranean heat source. The method includes maintaining the one or more feed streams in the reaction chamber for a residence time to form one or more product streams from the one or more feed streams. The one or more product streams are removed from the reaction chamber.
Nº publicación: CN120312303A 15/07/2025
Solicitante:
中国矿业大学
Resumen de: CN120312303A
本发明涉及矿山地热利用与巷道降温技术领域，具体的是一种高温矿井巷道自循环降温与热能利用协同系统及其应用，本发明包括冷水采集系统、巷道降温系统、热水采集系统和热能利用系统；其特征在于：所述冷水采集系统包括至少一组顶板钻孔、顶板钻孔内安装有连接管路，连接管路中安装有过滤器，用于抽取顶板低温含水层中的冷水；所述巷道降温系统包括布置在巷道内的巷道降温管网和第一水泵，巷道降温管网和第一水泵固定连接，巷道和底板高温含水层之间设置有冷水排放钻孔，本发明通过冷水采集、巷道降温、热水采集和热能利用的协同运行，实现矿井降温与地热资源的高效利用，具有节能环保、运行稳定、适应性强等优势。
BOPI
Sede Electrónica
