Solicitud de patente nacional

一种埋管式土壤储能装置及使用方法

Resumen de: CN120212641A

本发明提出了一种埋管式土壤储能装置及使用方法，属于土壤储能系统技术领域。装置包括：支脚，固定在支脚上的储液罐和控制箱，储液罐的顶部设有投料口，储液罐的底部固定安装有输送管道，输送管道的一端固定连接有分接管，分接管的一端通过螺丝固定有管接头，分接管的底部固定安装有若干个呈阵列分布的渗透管，渗透管的外周面上开设有若干个渗透孔；若干渗透管的外周面上均安装有集成感应条，输送管道上固定安装有液体泵，集成感应条和液体泵均与控制箱电性连接。能够根据土壤的监测和反馈结果，切换输送的液体，保证土壤的密实度，提升土壤的热导性、抗压性和抗裂性，实现对土壤裂缝的修复，提高了土壤源热泵系统的运行效率和长期稳定性。

一种热棒、井筒防冻风流预热系统及预热系统的使用方法

Resumen de: CN120212640A

本发明公开了一种热棒、井筒防冻风流预热系统及预热系统的使用方法，包括：外筒体、内筒体，同轴且之间形成环形柱体，环形柱体轴向上被第一隔板分割，且与环形主体底部分为n个密封腔体；每层密封腔体均被径向布置的第二隔板分为m个独立的蒸发室；m个蒸发管的轴向竖直且下端与最下层的蒸发室连通、上端依次密封穿过其他同轴向的蒸发室、并汇总后连接冷凝管；本发明通过n个独立工作的密封腔体，以匹配不同深度、温度的巷道岩层，每层密封腔体分为m个蒸发室，并且蒸发管轴向从下往上穿过蒸发室，保障n×m个蒸发室独立进行工作，且其中的工质均能独立进行地热提取，能够最大程度的吸收热棒周围的所有地热能源，其吸热范围更加广泛。

一种利用地热尾水矿化封存CO2的系统及方法

Resumen de: CN120207816A

本发明属于CO2地质封存技术领域，具体涉及一种利用地热尾水矿化封存CO2的系统及方法。一种利用地热尾水矿化封存CO2的系统，包括CO2混合装置和地热水处理装置；CO2混合装置上设有尾水进口、气体进口和液体出口；地热水处理装置为地热供暖或地热发电装置，其上设有地热水进口和尾水出口；尾水进口通过尾水运输管道和尾水出口连通，所述气体进口通过气体管道和CO2气体收集装置连通，所述液体出口通过液体管道和注入井连通；所述CO2气体收集装置和CO2管道的一端连接，所述CO2管道的另一端伸入注入井内且注入井内固定有CO2喷射器；所述地热水进口通过管道和地热水开采井连通。该系统及方法通过开采深部岩溶热储中的地热资源，可以满足社会对清洁能源的需求。

控制装置、地热利用系统、控制方法以及程序

Resumen de: TW202434854A

This control apparatus comprises a first mode control unit that controls a geothermal heat utilization system in a first mode in which cold stored in the cold water well is supplied to a device, and heat obtained from the device is stored in the hot water well, the geothermal heat utilization system comprising: a heat source well facility including a hot water well and a cold water well; and a heat storage auxiliary facility including an exhaust heat recovery mechanism, a cooling tower, or an air-cooled heat pump. The control apparatus also comprises a second mode control unit that controls the geothermal heat utilization system in a second mode, instead of the first mode, in which the cold stored in the cold water well is supplied to the heat storage auxiliary facility and the heat obtained from the heat storage auxiliary facility is stored in the hot water well.

一种基于风光互补发电的地热开采系统

Resumen de: CN120212642A

本发明涉及地热开采系统领域，尤其涉及一种基于风光互补发电的地热开采系统，包括储水加热装置、风光互补发电系统、数据采集监测单元和地热开采系统；风光互补发电系统电连接有抽水装置，用于通过风光互补发电系统向抽水装置提供电能；所述抽水装置通过上水管分别连接至储水加热装置的进水口和地热开采系统的出水口，地热开采系统的进水口通过下水管连接至储水加热装置的出水口，储水加热装置的末端通过其上的出水口与下游的用户端连接；本发明通过风光互补发电系统为地热开采系统提供电能，结合数据采集监测单元和能量管理控制单元，能够实时监测和调节能量分配，确保地热开采系统在不同环境条件下的稳定运行。

一种利用重力热管的水平井取热方法

Resumen de: CN120212643A

本发明公开了一种利用重力热管的水平井取热方法，属于地热开发技术领域，其特征在于，包括以下步骤：a、对水平井的水平段进行压裂作业；b、先在重力热管的蒸发段前端设置多个封隔器，然后在套管内下放充装液态工质且呈负压状态的重力热管；c、重力热管蒸发段的外壁设置有软质导热部件；d、重力热管的蒸发段内壁上有多孔表面涂层；e、重力热管的垂直段内设置有引流环；f、重力热管的弯管段内壁设置有汇流槽；g、液态工质经沸腾气化后，蒸汽在压差作用下依次经蒸发段、弯管段向上流到垂直段，在垂直段放热冷凝后再在重力作用下回流至蒸发段。本发明适宜水平井采热，能够避免两相工质在传递过程中的相互影响，提高取热效率。

GROUNDWATER HEAT EXCHANGE SYSTEM

Resumen de: US2025207820A1

A groundwater heat exchange system for regulating a temperature of a loop fluid flow pumped through a closed loop fluid pathway for use by a heat pump includes one or more groundwater heat exchange units and a controller. Each groundwater heat exchange unit includes a heat exchanger and at least one groundwater pump. The heat exchanger is submersed in groundwater within a borehole and is configured to facilitate heat exchange between the groundwater and the loop fluid flow. Each groundwater pump has a plurality of non-zero flow rate settings corresponding to different non-zero flow rates at which the groundwater pump drives a flow of the groundwater through the heat exchanger. The controller is configured to adjust the flow rate settings of the at least one groundwater pump based on a heat exchange demand input.

METHOD OF SELECTING PIPING MATERIAL AND GEOTHERMAL POWER PLANT

Resumen de: US2025207823A1

A method of selecting a piping material is provided for selecting a piping material to be used for piping through which a geothermal fluid containing a monomer or a dimeter to tetramer of orthosilicic acid is passed in a geothermal power plant. The method includes predicting adhesiveness of two or more types resin materials having different compositions or chemical structures to a monomer or a dimeter to tetramer of orthosilicic acid by comparing the molecular orbital energy levels of the resin materials, and selecting a resin material selected based on the adhesiveness as a piping material for reducing adhesion of silica scale precipitated from the geothermal fluid.

SYSTEM AND METHOD FOR ENERGY AND RESOURCE EXTRACTION WITH REDUCED EMISSIONS

Resumen de: US2025207821A1

A heat extraction system for extracting heat from a reservoir, the system including a co-axial tool configured to be placed underground, the co-axial tool having an outer pipe and an inner pipe located within the outer pipe, each of the outer pipe and the inner pipe being connected to a shoe so that a fluid flows through an annulus defined by the inner and outer pipes, reaches the shoe, and flows through a bore of the inner pipe; and a power generator fluidly connected to a chemical processing unit to receive a fluid, and also fluidly connected with a first port to the inner pipe and with a second port to the outer pipe of the co-axial tool. A temperature difference of the fluid at the power generator and at the co-axial tool drives the power generator to generate energy.

GEOTHERMAL WELL AND TUBING APPARATUS THEREFOR

Resumen de: US2025207822A1

A tubing apparatus is for use in a geothermal well. The tubing apparatus includes a vacuum insulated tubing string describing a conduit and a cooling string received within the conduit. The conduit conveys a working fluid between a surface location and a subsurface location. The cooling string injects a cooling fluid into the conduit so as to adjust the temperature of the working fluid.

MONITORING AND MANAGING A GEOTHERMAL ENERGY SYSTEM

Resumen de: US2025207564A1

A geothermal management system may receive time-series data for operation of the geothermal energy system. A geothermal management system may calibrate a physical model using the time-series data. A geothermal management system may apply the physical model to a pre-determined comparison parameter to generate a performance indicator. A geothermal management system may identify an operating status of the geothermal energy system based on the performance indicator.

APPARATUS, SYSTEM AND METHOD FOR REGULATING FLUID FLOW THROUGH A WELL SYSTEM

Resumen de: WO2025129336A1

Some embodiments of the present disclosure relate to an apparatus for regulating flow of a fluid flowing through the apparatus when deployed and retained within a well. The apparatus may comprise a retaining assembly for retaining the apparatus in a desired position within a wellbore; a mandrel with a first end and a second end, defining a longitudinal axis therebetween, the mandrel defining one or more orifices for fluid communication between inside the mandrel and outside the mandrel; and, a shift sleeve in nested arrangement with the mandrel, the shift sleeve defining one or more orifices for providing fluid communication between an inside of the shift sleeve and outside the shift sleeve. The shift sleeve is shiftable in response to changes in a property of a fluid flowing through the apparatus, wherein shifting of the shift sleeve changes a cross- sectional flow area of one of the one or more orifices.

HIGH THERMAL COEFFICIENT SLURRY COMPOSITIONS AND METHODS THEREFOR

Resumen de: US2025207012A1

A high-thermal conductivity slurry composition is provided that includes slurry mixture comprising a high-thermal k material and an optional dispersant. The high thermal k material is in form of a plurality of particles having a wide size distribution that spans across at least 2 log units. The high-thermal k material is present in an amount effective such that the slurry composition has, upon compaction or settling of the slurry mixture at a target location, a thermal conductivity of at least 3 W/m° K.

HEAT EXCHANGER

Resumen de: WO2025133580A1

A thermosiphon system (1) includes a geothermal well bore (2), a pipe (3) extending down the bore (2), and a heat exchanger (5) coupled to the lower end of the pipe (3) disposed in the geothermal well bore (2). The heat exchanger (5) includes one or more vanes (19) arranged to cause a working fluid in the form of supercritical carbon dioxide exiting the lower end of the pipe (3) to return up the geothermal well bore (2) via a helical path (22) between an outer radius of the pipe (3) and an interior radius of the geothermal well bore (2). The helical path (22) having a pitch length (P) and a total length (H) parallel to the geothermal well bore (2). The thermosiphon system (1) also includes a turbine (9) driven by the mass flow stream of the working fluid.

System und Verfahren zur Nutzung geothermischer Energie

Resumen de: DE102023136275A1

System (10) zur Nutzung geothermischer Energie, mit einer Einspeicherungsvorrichtung (13), die eingerichtet ist, Kohlenstoffdioxid, das auf einem ersten Temperaturniveau und einem ersten Dichteniveau vorliegt, in ein unterirdisches Reservoir (11) einzuspeichern, mit einer Ausspeicherungsvorrichtung (14), die eingerichtet ist, Kohlenstoffdioxid, das auf einem zweiten Temperaturniveau und einem zweiten Dichteniveau vorliegt, aus dem unterirdisches Reservoir auszuspeichern, wobei das zweite Temperaturniveau größer als das erste Temperaturniveau und das zweite Dichteniveau kleiner als das erste Dichteniveau ist, mit einer einen ersten Wärmeübertrager (17), einen Kompressor (18), einen zweiten Wärmeübertrager (19) und einen Expander (26) oder eine Drossel aufweisenden Wärmepumpe (16), wobei der erste Wärmeübertrager (17) eingerichtet ist, thermische Energie des Kohlenstoffdioxids stromabwärts der Ausspeicherungsvorrichtung (14) und stromaufwärts der Einspeicherungsvorrichtung auf ein Prozessmedium der Wärmepumpe (16) zu übertragen, wobei der Kompressor (18) eingerichtet ist, das Prozessmedium stromabwärts des ersten Wärmeübertragers (17) zu verdichten, wobei der zweite Wärmeübertrager (19) eingerichtet ist, thermische Energie des verdichteten Prozessmediums auf einen Verbraucher zu übertragen, und wobei der Expander (26) oder die Drossel eingerichtet ist, das Prozessmedium stromabwärts des zweiten Wärmeübertragers (19) zu entspannen, und mit einer Einbringein

USE OF WIRELINE LOGGING TO EVALUATE ROCK PROPERTIES AND FRACTURES IN GEOTHERMAL WELLS

Resumen de: WO2025136911A1

Methods, systems, and computer readable storage mediums for managing completion of a well for geothermal energy extraction is disclosed. The method may include obtaining a plurality of measurements of a geological formation in which a wellbore of the well is positioned. The method may also include, for each measurement of the plurality of measurements, obtaining a fluid flow analysis result for the geological formation to obtain fluid flow analysis results for the geological formation. The method may further include defining at least one zone along the wellbore based on the fluid flow analysis results. The method may also include ranking the at least one zone based on the fluid flow analysis results and a ranking system to obtain at least one ranked zone. The method may additionally include obtaining a formation model for the geological formation using the at least one ranked zone a thermal properties of the geological formation.

SYSTEM AND METHOD FOR UTILISING GEOTHERMAL ENERGY

Resumen de: US2025207563A1

A geothermal energy system, having a carbon dioxide store at a first temperature and density, a retrieving device for retrieving carbon dioxide at a second temperature higher than the first temperature and a second density lower than the first density, a heat pump having a first heat exchanger, a compressor, a second heat exchanger, and an expander or a throttle. The first heat exchanger transmits thermal energy of the carbon dioxide to a process medium of the heat pump. The compressor compresses the process medium downstream of the first heat exchanger. The second heat exchanger transmits thermal energy of the compressed process medium to a consumer, and the expander or the throttle expands the process medium downstream of the second heat exchanger, and an introduction device introduces carbon dioxide downstream of the retrieving device and upstream of the heat pump into the system.

MONITORING AND MANAGING A GEOTHERMAL ENERGY SYSTEM

Resumen de: EP4575346A1

A geothermal management system may receive time-series data (607) for operation of the geothermal energy system (100). A geothermal management system may calibrate a physical model using the time-series data (607). A geothermal management system may apply the physical model to a pre-determined comparison parameter to generate a performance indicator. A geothermal management system may identify an operating status of the geothermal energy system based on the performance indicator.

GEOTHERMAL ENERGY UTILIZATION SYSTEM AND METHOD

Resumen de: EP4575347A1

System (10) zur Nutzung geothermischer Energie, mit einer Einspeicherungsvorrichtung (13), die eingerichtet ist, Kohlenstoffdioxid, das auf einem ersten Temperaturniveau und einem ersten Dichteniveau vorliegt, in ein unterirdisches Reservoir (11) einzuspeichern, mit einer Ausspeicherungsvorrichtung (14), die eingerichtet ist, Kohlenstoffdioxid, das auf einem zweiten Temperaturniveau und einem zweiten Dichteniveau vorliegt, aus dem unterirdisches Reservoir auszuspeichern, wobei das zweite Temperaturniveau größer als das erste Temperaturniveau und das zweite Dichteniveau kleiner als das erste Dichteniveau ist, mit einer einen ersten Wärmeübertrager (17), einen Kompressor (18), einen zweiten Wärmeübertrager (19) und einen Expander (26) oder eine Drossel aufweisenden Wärmepumpe (16), wobei der erste Wärmeübertrager (17) eingerichtet ist, thermische Energie des Kohlenstoffdioxids stromabwärts der Ausspeicherungsvorrichtung (14) und stromaufwärts der Einspeicherungsvorrichtung auf ein Prozessmedium der Wärmepumpe (16) zu übertragen, wobei der Kompressor (18) eingerichtet ist, das Prozessmedium stromabwärts des ersten Wärmeübertragers (17) zu verdichten, wobei der zweite Wärmeübertrager (19) eingerichtet ist, thermische Energie des verdichteten Prozessmediums auf einen Verbraucher zu übertragen, und wobei der Expander (26) oder die Drossel eingerichtet ist, das Prozessmedium stromabwärts des zweiten Wärmeübertragers (19) zu entspannen, und mit einer Einbringein

地热井转向

Resumen de: WO2024076730A1

Techniques for controlling tortuosity of fluid flow through a subterranean formation include introducing a diversion fluid into a wellbore, introducing a first fluid into the wellbore, collecting a second fluid from the wellbore or a second wellbore, and recovering heat from the second fluid. Techniques for increasing the likelihood that a fluid will absorb heat as it flows through rock fractures include introducing a first fluid into a first wellbore, introducing a particulate fluid into the first wellbore, collecting a second fluid from a second wellbore, and recovering heat from the second fluid. Techniques for recovering heat from a subterranean formation include observing a first parameter of a first fluid introduced into a first wellbore, observing a second parameter of a second fluid collected from a second wellbore, recovering heat from the second fluid, and introducing a diversion fluid into the first wellbore.

一种用于燃烧地热伴生气的二氧化碳减排装置

Resumen de: CN120194322A

本发明涉及环保工程技术领域，公开一种用于燃烧地热伴生气的二氧化碳减排装置，包括外壳，设置于外壳底部的底座，还包括设置于外壳内部的分离机构，以及设置于外壳内部的循环机构；分离机构用于分离二氧化碳，循环机构用于再生吸收二氧化碳的介质；分离机构包括设置于外壳底部的燃烧室，设置于燃烧室底部的进气管，外壳中部的喷淋室，设置于燃烧室顶部的连接管，连接管远离燃烧室的一端与喷淋室固定连接，设置于喷淋室顶部的喷管，若干个环形阵列设置于喷管底部的喷嘴，设置于喷淋室中部的孔板。通过设置分离机构，减排装置可在伴生气燃烧后主动截留二氧化碳，并将伴生气燃烧产生的高温余热直接作用于吸附剂再生环节。

对干热岩进行压裂的方法和对干热岩进行采热的方法

Resumen de: CN120193816A

本发明涉及对干热岩进行压裂技术领域，公开了一种对干热岩进行压裂的方法和对干热岩进行采热的方法。本发明提供一种对干热岩进行压裂的方法，其中，包括如下步骤：(1)选取开设在干热岩上的釆热井中的套管完井段，并将所述套管完井段分为n个待处理段；(2)以第一排量向所述套管完井段的油管中注满压裂液，可选地，并将可溶球随压裂液加入；(3)选取所述待处理段中的裂缝发育层段进行喷砂射孔，获得目的层段；(4)使用超临界二氧化碳对所述目的层段进行压裂施工，获得压裂段；(5)重复进行步骤(2)‑(4)，将所有待处理段完成压裂；其中，所述n选自8‑12。

一种改性预制管桩

Resumen de: CN120193509A

本发明属于管桩技术领域，尤其是一种改性预制管桩，包括管桩本体和钢制桩帽，桩帽设置在管桩本体的下端端部，管桩本体的长至少为6m，管桩本体内设有塑料盘管，盘管包括相互连通的螺旋管和竖直管，所述管桩壁上设有与管心连通的若干通孔，通孔分布在管桩本体中部，管桩本体端部不设置通孔的长度不超过2m。通过通孔使得浇筑过程中混凝土能渗透到管桩外侧，同一层通孔渗透出的混凝土相互连接并环绕桩体外壁，凝固后形成厚壁层对桩壁起到保护作用，提高抗腐蚀性能；另外，渗透出的混凝土往管桩外蔓延凝固后与管桩成一体，增强管桩与岩石之间的接触面，分散管桩的承压；还有，岩石层底部的压力或浮力大，提高管桩的抗拉或抗浮作用。

一种浅层地埋管换热器能效提升系统

Resumen de: CN120194427A

本发明公开了一种浅层地埋管换热器能效提升系统，通过区域隔热板围设一个封闭式或半封闭式蓄热区域单元；蓄热区域单元内包括若干蓄热井、若干浅层提水井、若干深层提水井、若干太阳能热水器、蓄热水箱、若干U型垂直地埋管和地源热泵机房；区域隔热板埋地深度设置在地壳恒温带土壤内，从上至下贯穿地壳日变温带、年变温带，其埋地深度H≥H2+0.5～1m，所述的H2为年变温带深度；所述的蓄热井为设有“十”或“井”字型若干水平分支管的内外套筒式中空结构，其水平分支管设置在地壳年变温带、恒温带土壤内；其上水平分支管埋地深度H≥H1+0.5～1m，其下水平分支管埋地深度H≥H2+0.5～1m；所述的H1为日变温带深度，H2为年变温带深度。

用于利用地热能的系统和方法

Nº publicación: CN120194437A 24/06/2025

Solicitante:

曼恩能源方案有限公司

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。