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84
resultados
Última actualización
27/09/2024 [10:15:00]
Resumen de: DE102023107286A1
Die Erfindung betrifft eine geothermische Dublette zum Betrieb in einem Wärmekraftwerk mit einer Förderbohrung (1) zur Förderung von Grundwasser aus einem oberflächennahen Aquifer (3) durch wenigstens eine Förderleitung (12) und einer Injektionsbohrung (4) zur Injektion des geförderten Grundwassers in den oberflächennahen Aquifer (3) durch wenigstens eine Injektionsleitung. Die Erfindung zeichnet sich dadurch aus, dass die Förderbohrung (1) mit wenigsten einem Horizontalbrunnen (5) ausgestattet ist, der über wenigstens einen horizontalen Förderstrang (6) verfügt.
Resumen de: US2024318836A1
Certain aspects of the present disclosure provide techniques for recovery of waste energy from a battery energy storage system. A system includes a battery energy storage system including one or more rechargeable batteries; an energy recovery system coupled to the battery energy storage system, wherein the energy recovery system is configured to: capture heat generated by one or more of charging and discharging the one or more rechargeable batteries; and store or use energy associated with the captured heat.
Resumen de: US2024318537A1
A method of producing a geothermal well includes obtaining site information including at least a site volume; obtaining drilling parameters; determining lengths and orientations of planned wellbores based at least partially on the site information and the drilling parameters.
Resumen de: US2024318872A1
A method to establish a well using a nested drill/completion string. The nested drill/completion string includes an inner pipe nested in an outer pipe, a flow crossover disposed at an end of the nested drill string and a drill bit disposed to one side of the flow crossover. Drilling fluid is pumped into the well through a first annular space between the inner pipe and the outer pipe, and drill cuttings created by the drill bit are returned to surface through in inner pipe. For the completion of the well, either (i) fluid in the annular space is displaced with a lower conductivity fluid or (ii) the annular space; is evacuated. Fluid to be heated is pumped through a second annular space between the well and the exterior of the nested drill string and geothermally heated fluid is moved from the subsurface to the surface through the inner pipe.
Resumen de: WO2023091026A1
A system for producing hydrogen and oxygen through electrolysis using power from a geothermal power plant for production of electricity. The geothermal power plant is located proximity to the electrolysis plant. The geothermal power plant provides the said electrolysis plant with electricity, water, and steam. The plants Are located over wells offshore and built on former offshore oil and gas production platforms.
Resumen de: WO2023084125A1
A first part (1a) of a joint for joining pre-cast driven geothermal pile segments (7a) comprises a cap (3) having an end plate (5) and a peripheral wall (6) extending from a periphery of the end plate (5), the end plate (5) and peripheral wall (6) defining a volume; and at least two apertures (35) passing through the cap (3), wherein each aperture (35) provides a passage from an inside of the cap (3) to an outside of the cap (3); and wherein each aperture (35) is provided within a recess in the peripheral wall such that each aperture is thereby recessed within the volume defined by the end plate (5) and the peripheral wall (6). The apertures (35) being recessed ensures that they, and any fluid connection made thereat, are shielded from any damage and the harsh forces involved in the installation of the driven pile segments.
Resumen de: EP4435933A1
Certain aspects of the present disclosure provide techniques for recovery of waste energy from a battery energy storage system. A system includes a battery energy storage system including one or more rechargeable batteries; an energy recovery system coupled to the battery energy storage system, wherein the energy recovery system is configured to: capture heat generated by one or more of charging and discharging the one or more rechargeable batteries; and store or use energy associated with the captured heat.
Resumen de: CN118176392A
A method includes circulating a heat transfer working fluid in a closed loop between a geothermal well located in a subterranean region and at least one of a heat exchanger or a turbine. The well is substantially sealed to limit fluid loss of working fluid into the subterranean region. At least one of a viscosity of the working fluid or a pressure difference between the working fluid and the subterranean region is controlled relative to fluid flow between the subterranean region and the well while circulating the working fluid.
Resumen de: CN118668551A
一种复合式热管热泵融雪系统，属于地热应用技术领域。用于解决道路被冰雪覆盖、加剧道路交通安全的问题。地下埋管取热单元预埋在地下土壤内，地下埋管取热单元的出口与热泵机组入口连通，该管道上安装有循环泵一，热泵机组的出口与储热罐入口连通，储热罐的出口与路面融雪单元的入口连接，路面融雪单元的出口与地下埋管取热单元的入口连通，该管道上安装有循环泵二，路面融雪单元预埋在路面下方。本发明利用地热源预热、利用热泵组件辅助加热，将土壤热量传递给地面达到融雪的目的，采用此种方式能够达到融雪过程无污染以及无腐蚀等问题。本发明设置散热组件和取热组件能够实现快速换热，同时散热组件和取热组件还能够达到减震的目的。
Resumen de: JP2024127271A
【課題】往路管と復路管間の離隔距離及び隣り合う地中熱交換器間の配置間隔を大きく取ることができ、熱干渉の影響を低減させることができる地中熱交換器の設置方法を提供する。【解決手段】地中の深層部Ｓ側へ熱媒Ｗを流すための往路管１１と、往路管１１を通って深層部Ｓ側に到達した熱媒Ｗを地表１ａ側へ流すための復路管１２と、往路管１１の管軸方向の端部１１ｂと復路管１２の管軸方向の端部１２ｂとを所定間隔離間させて連結する連結管１３と、を備え、地盤１との間で熱交換を行うＵ字状の地中熱交換器１０の設置方法であって、大口径の掘削孔２を削孔し、この大口径の掘削孔２内に複数の地中熱交換器１０を一定の配置間隔Ｈを有して平行になるように並列に配置すると共に、大口径の掘削孔２と複数の地中熱交換器１０との間に充填材８を充填し、複数の地中熱交換器１０の往復路において同一方向に熱媒Ｗを循環させる。【選択図】図１Ａ
Resumen de: US2024310081A1
An advection based geothermal system is disclosed herein. The system comprises plurality of supply wells (200) situated below the ground level (GL); plurality of geothermal apparatus (300) within each of the supply wells (200); at least one diffusion well (600) for discharge of water received from the enclosure (1300); at least one auxiliary cooling apparatus (2100) within the enclosure (1300); and plurality of heat pumps (1100) connected to the geothermal apparatus (300) & the auxiliary cooling apparatus (2100) to provide cooling & heating within the enclosure (1300).
Resumen de: US2024310080A1
A closed well loop is provided for a geothermal system. The closed well loop includes at least one well having at least one lateral section the traverses a subterranean formation. Fluid flow in the at least one lateral section extracts thermal energy from the subterranean formation. The fluid flow in the at least one lateral section is driven by convection where hotter fluid convects upward along the top part of the lateral section and colder fluid convects downward along the bottom part of the lateral section.
Resumen de: WO2024187243A1
The present disclosure is directed to a geothermal hydrogen production and compression system, wherein the system comprises an impure water intake to receive water from a impure water source, at least one geothermal well having a well inlet to receive the impure water from the impure water intake in to the geothermal well and one or more well outlets adapted to return heated impure water from the geothermal well, one or more well outlets being adapted to direct the heated impure water from the geothermal well through a steam engine providing a mechanical output, a purification plant comprising one or more purification chambers for separating impurities from the heated impure water expelled from the steam engine to produce at least some fresh water, one or more discharge outlets to discharge one or more products of the purification plant wherein the fresh water is directed to an electrolyser for electrolysis to produce hydrogen gas, where the hydrogen gas is passed through a hydrogen compressor coupled to the mechanical output and pressurised in a storage apparatus.
Resumen de: US2024310079A1
A system includes a first grid having a first fluid and including a pump to circulate the first fluid through the first grid. The system includes a heat exchange system including a first heat exchanger. The first grid is in thermal connection with a second grid at the heat exchange system to provide thermal heat transfer between the first grid and the second grid. The heat exchange system is configured to provide thermal heat transfer capabilities while maintaining fluid isolation between the first grid and the second grid. The first heat exchanger may include a geothermal resource and provide thermal heat transfer between the first grid and the geothermal resource. The heat exchange system may also include a second heat exchanger to provide a peak load reduction to the first grid by enabling the second fluid to reduce a temperature of the first fluid by a first temperature range.
Resumen de: WO2024188230A1
A quick rebound and compression type oil cylinder packer, comprising: a central pipe (1), a hydraulic pushing mechanism (2), a deformation expansion hole sealing mechanism (3), an upper connecting pipe (4), and a lower connecting pipe (5). The hydraulic pushing mechanism and the deformation expansion hole sealing mechanism are both of a concentric circle structure with the central pipe and are sleeved on the central pipe; the upper connecting pipe and the lower connecting pipe are respectively connected to the upper end and the lower end of the central pipe and implement self-sealing; the upper connecting pipe and the lower connecting pipe are respectively used for connecting a high-temperature and high-pressure gas emission device and a pressure relief device; the hydraulic pushing mechanism is located at the lower end of the upper connecting pipe, and the deformation expansion hole sealing mechanism is arranged at the lower end of the hydraulic pushing mechanism; a protrusion is provided at a position where the central pipe is in contact with the deformation expansion hole sealing mechanism, and the diameter of the protrusion is the same as the diameter of a piston cushion block (3-1) of the deformation expansion hole sealing mechanism. According to the packer, the oil pressure energy is converted into mechanical energy by means of an oil cylinder, such that squeezing and pressing on a rubber pad is released, thereby achieving setting and quick rebound unsetting of the pack
Resumen de: WO2024192189A1
A closed well loop is provided for a geothermal system. The closed well loop includes at least one well having at least one lateral section the traverses a subterranean formation. Fluid flow in the at least one lateral section extracts thermal energy from the subterranean formation. The fluid flow in the at least one lateral section is driven by convection where hotter fluid convects upward along the top part of the lateral section and colder fluid convects downward along the bottom part of the lateral section.
Resumen de: WO2024191373A1
The invention relates to a geothermal heat mining system (1) with heat transfer fluid which can change phase, which transfers the heat accumulated in various depths of the earth's crust to the heat transfer fluid, quickly transmits the heat and assists in electricity generation. The invention especially with the help of the heat transfer pipe, which receives the heat energy from the geothermal source through heat transfer and transfers this heat energy to the heat exchanger, evaporates the water contained therein, and enables the steam turbine to rotate and produces electricity, which contains solid particles of 10-200 nanometers colemanite, borax, Al2O3, SiO3, CuO, TiO2, SiL, szaybelite, boron carbide, boron and together with the heat taken from the geothermal source. It is related to the geothermal heat mining system with heat transfer fluid, which contains a heat transfer fluid that can change phase slowly by evaporation and transfers heat quickly to the heat exchanger, cools slowly thanks to the nano-sized solid particles that crash into the heat exchanger inner walls during condensation after heat transfer.
Resumen de: US2024309856A1
Systems and methods for generating and a controller for controlling generation of geothermal power in an organic Rankine cycle (ORC) operation in the vicinity of a wellhead during hydrocarbon production to thereby supply electrical power to one or more of in-field operational equipment, a grid power structure, and an energy storage device. In an embodiment, during hydrocarbon production, a temperature of a flow of wellhead fluid from the wellhead or working fluid may be determined. If the temperature is above a vaporous phase change threshold of the working fluid, heat exchanger valves may be opened to divert flow of wellhead fluid to heat exchangers to facilitate heat transfer from the flow of wellhead fluid to working fluid through the heat exchangers, thereby to cause the working fluid to change from a liquid to vapor, the vapor to cause a generator to generate electrical power via rotation of an expander.
Resumen de: WO2024187924A1
The present utility model relates to the field of near-bit geological guide systems. Provided is an insulation structure for a near-bit geological guide tool, the insulation structure comprising a double-female connector and a double-male connector which are connected with each other, and an insulation sleeve used for isolating the double-female connector and the double-male connector is arranged therebetween. The present utility model uses an insulation sleeve mode to insulate, thus helping to assemble, and shortening the maintenance time and having low costs.
Resumen de: WO2024187238A1
The present disclosure is directed to a geothermal desalination system, comprising; a salt water intake to receive salt water; one or more geothermal wells having a well inlet to receive salt water from the salt water intake into the geothermal well(s) and a well outlet via insulated production casing in a single well system or multiple production wells connected to the inlet well at the bottom of the wells, to return heated salt water from the geothermal well or wells; one or more desalination chambers for separating salt from the salt water to produce at least some fresh water; and one or more discharge outlets, including for example at least one fresh water outlet to discharge the fresh water. The present invention also has application more generally to geothermal purification and/or extraction of impurities from impure liquids.
Resumen de: CN118654323A
本发明提供的利用馆陶组层储热的跨季供热系统，涉及地下热储技术领域。利用馆陶组层储热的跨季供热系统包括：送热装置，用于提供并输出热能；储热装置，开设至馆陶组层，储热装置内设置有储热介质，与送热装置通过管道连接，储热装置用于利用储热介质吸收送热装置输出的热能成为高温储热介质，并存储所述高温储热介质以及在指定条件下输出高温储热介质；热网装置，与送热装置和所述储热装置通过管道连接，用于利用热网回水吸收送热装置输出的热能以及储热装置输出的高温储热介质的热能成为高温热网回水，并将高温热网回水输送给用户端供热。该利用馆陶组层储热的跨季供热系统，解决了现有技术中供热系统存在的热能浪费和供需不匹配问题。
Resumen de: CN118654400A
本发明公开了一种中深层地下立体网状换热系统，以解决中深层地热井换热效率低等问题，该系统包括单口采出井和多口注入井，所述注入井与采出井之间设置多个水平对接井，多层水平对接结构之间以导热水泥固井彼此封隔，所述多口注入井均匀分布于采出井四周。本发明与现有技术相比，可以加大换热面积，大幅提升换热效果，具有换热效率高、占地面积小等特点。本发明的中深层地下立体网状换热系统，可有效避免单井同轴套管系统内外管流体之间的逆向换热问题，又解决了传统单U型中深层井系统有效换热长度短的问题，能进一步提高地热等可再生能源的利用效率，是供热行业的绿色低碳应用，有效降低了碳排放量。
Resumen de: CN118658372A
本发明公开了一种用于地热尾水回灌的模拟实验系统，其包括：地热尾水回收箱，其内顶部固定有滤板，且其侧壁上固定焊接有安装架；水泵，其固定在所述地热尾水回收箱；净水机构，其安装在所述安装架上，且所述净水机构能够将由水泵从地热尾水回收箱内抽出的水体依次进行过滤、排气、预热处理后，通过回流管再排至尾水模拟箱内；以及引热机构，其安装在所述安装架上，其能够将尾水模拟箱内的水体引入至所述净水机构内，并对经排气处理后的水体进行混合预热。本发明装置引用新水体作为导热物质，对旧水体进行预热，减少其在回灌时导致的水分子的传动速度，进而降低对尾水储蓄层层壁的冲损。
Resumen de: CN118655177A
本发明公开了钻完井液浸染地热储层影响生产井采热效率的测试装置，属于地热能开发技术领域，包括机架、储层岩样夹持装置和供电系统，所述储层岩样夹持装置设在机架上，储层岩样夹持装置顶侧和覆压加载及调控装置滑动连接，储层岩样夹持装置外侧设置有温度调控装置，所述覆压加载及调控装置的侧面设有地层水泵注系统、钻完井液驱替浸染调控装置。本发明中，有效模拟了地热储层的环境条件和物质条件，实现钻完井液对地热储层的浸染，精确地测量生产井筒的流量与温差，量化不同钻完井液的采热效率，确定钻完井液浸染地热储层对生产井采热效率是否影响；如果有影响，确定出影响最小的钻完井液，为评价钻完井液在地热储层的适用性提供支撑。
Nº publicación: CN118654399A 17/09/2024
Solicitante:
绍兴远西能源科技有限公司
Resumen de: CN118654399A
本发明公开了一种通过地层裂缝进行储能和释能并获取地热能的方法和系统。该系统包括压裂装置，用于将压裂液泵入井筒内使得储能地热层产生地层裂缝；注入管道，所述注入管道上连接有注入设备；反排管道，所述反排管道上连接有水力发电设备、地热发电设备以及供暖系统，使得地层裂缝内的流体通过反排水管反排时能够驱动水力发电设备、地热发电设备发电并通过供暖系统供暖；封堵装置，用于关闭反排管道使得地层裂缝内的流体与储能地热层持续发生热交换使得流体温度持续升高。本发明在利用地层裂缝弹性形变进行储能和释放的同时，利用地热资源进行发电或/和供暖。
BOPI
Sede Electrónica
