ENERGÍA GEOTÉRMICA

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Resultados 75 resultados LastUpdate Última actualización 01/12/2022 [20:19:00] pdf PDF xls XLS

Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days



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METHOD FOR ON DEMAND POWER PRODUCTION UTILIZING GEOLOGIC THERMAL RECOVERY

NºPublicación: EP4094023A1 30/11/2022

Solicitante:

EAVOR TECH INC [CA]

CN_115280080_PA

Resumen de: CA3098406A1

Methods for providing on demand power to an end user in a variety of embodiments are disclosed. Closed loop thermal recovery arrangements are disposed within a geologic formation having a predetermined potential thermal output capacity. A power generation device is incorporated in the loop to recover energy. A working fluid is circulated within the loop at varying flow rates to oscillate thermal output about the predetermined potential thermal output capacity, to produce on demand power where the average thermal output may equal the predetermined potential thermal output capacity. Integrations with intermittent renewable energy sources are provided which optimize performance and distribution.

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一种开发干热岩地热资源的方法、管柱结构及系统

NºPublicación: CN115406126A 29/11/2022

Solicitante:

中国石油化工股份有限公司中国石油化工股份有限公司石油工程技术研究院

Resumen de: CN115406126A

本发明提供了一种开发干热岩地热资源的方法、管柱结构及系统,该方法包括:步骤S10、确定注入井的井位并钻出所述注入井;步骤S20、对所述注入井进行层段划分并进行分段压裂改造,获取裂缝的空间展布状态;步骤S30、根据所述裂缝的空间展布状态,确定生产井的井位并钻出所述生产井;步骤S40、在所述注入井与所述生产井中分别下入分段完井管柱;步骤S50、进行生产测试,根据获取的生产测试数据确定生产开发参数并进行开发。基于本发明的技术方案,通过分段压裂、分段注入、分段生产提高干热岩的利用效果,改善注入水的波及程度、波及范围,大幅度提高生产井的出水效果,使得生产井的出水量和水温达到最优,实现干热岩井人工热储体积利用的最大化。

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一种用于干热岩井筒的保温连续复合油管及干热岩井

NºPublicación: CN115405235A 29/11/2022

Solicitante:

中国石油化工股份有限公司中国石油化工股份有限公司石油勘探开发研究院

Resumen de: CN115405235A

本发明公开了一种用于干热岩井筒的保温连续复合油管及干热岩井,涉及地热资源开发技术领域,该油管包括:内管和外管,外管套设于内管的外侧,外管与内管之间形成封闭腔体,封闭腔体内沿内管的轴线方向设置有多个工质通道,工质通道内设置有重力热管工质,工质通道与封闭腔体之间填满隔热填料;该油管通过封闭腔体内填充的隔热填料减少地热流体在油管内的热量损失,工质通道内的重力热管工质在井筒底部汽化向上移动直至在井口处的工质通道内液化并回流,还能实现井筒底部热量向井口方向的快速传递,使得该油管具有良好的保温效果。

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INTEGRATED GEOTHERMAL TREE POWER PLANT (IGT)

NºPublicación: HU2200346A2 28/11/2022

Solicitante:

HAMMAD AYMAN AMIN METWALLY [EG]
DR SZABO GYOERGY [HU]
ZSEMBERI LASZLO [HU]

WO_2021148100_A2

Resumen de: WO2021148100A2

The present invention "Integrated Geothermal Tree Power Plant" (IGT) is providing a method and apparatus to harvest deep geothermal energy from unlimited numbers of long horizontal laterals at only one single well with single closed production/ injection cycle through using a new innovative integrated well completion design in order to produce a large scale power output everywhere in the world or for large scale district warming directly at cold communities with very less cost and less surface area. Regardless to rock permeability, rock porosity without any contamination from rocks trapped fluids.

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SCRUBBER DEVICE

NºPublicación: US2022370948A1 24/11/2022

Solicitante:

FUJI ELECTRIC CO LTD [JP]

Resumen de: US2022370948A1

There is provided a scrubber device including: a reaction tower in which an internal space is formed; a liquid spray unit configured to spray a liquid in the internal space; a gas inlet port configured to introduce a gas to the reaction tower; a liquid outlet port configured to discharge, from the reaction tower, drainage generated by treatment of taking, into the liquid, a substance in the gas; a gas supply unit configured to supply the treated gas from the reaction tower; and a heating unit which is provided in at least a part of a portion close to the liquid outlet port with respect to the gas inlet port in the reaction tower, and a portion of a liquid outlet tube that is connected downstream from the liquid outlet port, and which is configured to heat the drainage.

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Method for Forming High Efficiency Geothermal Wellbores

NºPublicación: US2022372838A1 24/11/2022

Solicitante:

EAVOR TECH INC [CA]

MX_2019007513_A

Resumen de: US2022372838A1

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.

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PILE CAP

NºPublicación: WO2022243669A1 24/11/2022

Solicitante:

KELTBRAY LTD [GB]

GB_2607006_PA

Resumen de: WO2022243669A1

The present disclosure relates to a pile assembly located within a bore. The pile assembly comprises a pile (22) and a cap (10) located on top of the pile. The pile is a hollow pile and comprises a pile wall (24) surrounding a cavity (29), to define a hollow interior of the pile. The cap comprises a top portion (12) and a base portion (11) below the top portion. The base portion (11) is connected to the top (12) of the pile wall, such that the cap encloses the top of the cavity. The base portion comprises a fluid inlet (16) and a fluid outlet (18) for conveying heat exchanging fluid, such that heat exchanging fluid can circulate around a heat exchanging loop in the cavity to exchange heat with a thermal medium within the cavity. The heat exchanging fluid enters the base portion of the cap through the fluid inlet and exits the base portion of the cap through the fluid outlet.

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SCRUBBER APPARATUS FOR GEOTHERMAL POWER GENERATION

NºPublicación: US2022370949A1 24/11/2022

Solicitante:

FUJI ELECTRIC CO LTD [JP]

Resumen de: US2022370949A1

Provided is a scrubber apparatus for geothermal power generation configured to treat gas from geothermal power generation equipment to supply a power generation apparatus with the treated gas. The scrubber apparatus for geothermal power generation comprises: a wet-type cyclone scrubber unit that has a reaction tower into which the gas is introduced and a liquid spray unit for spraying liquid into the reaction tower and that is configured to treat the gas with the liquid; a gas derivation unit connected to the wet-type cyclone scrubber unit and configured to derive the gas to the power generation apparatus; and a swirling unit that is arranged farther downstream than the liquid spray unit in a gas flow channel including the wet-type cyclone scrubber unit and the gas derivation unit and that is configured to swirl the gas in a predetermined swirling direction.

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UTILIZATION OF GEOLOGIC ORIENTATION DATA

NºPublicación: WO2022245869A1 24/11/2022

Solicitante:

GEOTHERMAL TECH INC [US]

US_2022365236_PA

Resumen de: WO2022245869A1

Disclosed herein are system, apparatus, article of manufacture, method and/or computer program product embodiments, and/or combinations and sub-combinations thereof, for using direction-angles to identify geologic features and geologic attributes for use in geothermal, oil and gas, mining, and other applications. An example embodiment operates by receiving a discrete three-dimensional (3D) representation of a geologic volume comprising a set of 3D orientations, where each 3D orientation is represented as a set of direction-angles measured relative to a set of coordinate axes. The example embodiment further operates by receiving a set of other measurements of properties of the geologic volume. In response, the example embodiment operates by correlating the set of 3D orientations with the set of other measurements to generate a geologic correlation data structure. Subsequently, the example embodiment operates by identifying a geologic attribute or a geologic feature associated with the geologic volume based on the geologic correlation data structure.

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METHOD FOR MULTISTAGE FRACTURING OF A GEOTHERMAL WELL

NºPublicación: WO2022241567A1 24/11/2022

Solicitante:

NCS MULTISTAGE INC [CA]
NCS MULTISTAGE LLC [US]

Resumen de: WO2022241567A1

A method is disclosed for improving heat exchange between a geothermal reservoir and a wellbore. The method comprises injecting a stimulating fluid into the reservoir at a plurality of locations along a wellbore to improve conduction of heat to the near wellbore region for circulation of a working fluid to collect reservoir heat and bring to surface for energy generation.

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SYSTEM AND METHOD FOR GEOTHERMAL ENERGY GENERATION WITH TWO-PHASE WORKING FLUID

NºPublicación: WO2022246081A1 24/11/2022

Solicitante:

TERRACOH INC [US]

US_2022373230_PA

Resumen de: WO2022246081A1

A system comprises a production well having an inlet in fluid communication with an underground reservoir, wherein the reservoir is at a first temperature and contains a native aqueous solution, a working fluid withdrawn from the reservoir into the inlet and through the production well. The working fluid comprises a non-water component and an aqueous component comprising a portion of the aqueous solution. The system further comprises a separation apparatus in communication with the production well configured to separate the aqueous component from the working fluid to provide a dewatered working fluid, wherein the aqueous component is from more than 0 wt.% to no more than a specified threshold of the dewatered working fluid. The system also includes an energy recovery system that comprises an expansion device through which the dewatered working fluid passes and produces work energy and a generator that converts the work energy to electricity.

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SYSTEMS AND METHODS FOR GEOTHERMAL ENERGY GENERATION WITH TWO-PHASE WORKING FLUID

NºPublicación: US2022373230A1 24/11/2022

Solicitante:

TERRACOH INC [US]

Resumen de: US2022373230A1

A system comprises a production well having an inlet in fluid communication with an underground reservoir, wherein the reservoir is at a first temperature and contains a native aqueous solution, a working fluid withdrawn from the reservoir into the inlet and through the production well. The working fluid comprises a non-water component and an aqueous component comprising a portion of the aqueous solution. The system further comprises a separation apparatus in communication with the production well configured to separate the aqueous component from the working fluid to provide a dewatered working fluid, wherein the aqueous component is from more than 0 wt. % to no more than a specified threshold of the dewatered working fluid. The system also includes an energy recovery system that comprises an expansion device through which the dewatered working fluid passes and produces work energy and a generator that converts the work energy to electricity.

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REINFORCED CONCRETE PILE

NºPublicación: EP4092197A1 23/11/2022

Solicitante:

LEINO JORMA [FI]

Resumen de: EP4092197A1

A reinforced concrete pile (1, 1'), which can be driven into the ground for supporting a building or the like structure, comprises at least one heat transfer pipe (2, 3) for circulating a heat transfer fluid in the pile (1, 1'), at least one of the ends of the reinforced concrete pile (1, 1') constituting a splicing end by which splicing end the pile (1, 1') is connectible to another identical or similar pile (1, 1') for constructing a longer pile assembly, and whereby, at said splicing end, said at least one heat transfer pipe (2, 3) is adapted to be connected to a respective heat transfer pipe (2, 3) of the pile (1, 1') connectible to the discussed splicing end. At the pile's (1, 1') splicing end, the heat transfer pipe (2, 3) is surrounded with an elastic jacket (11).

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A SPLICING ARRANGEMENT FOR JOINING TO EACH OTHER TWO REINFORCED CONCRETE PILES

NºPublicación: EP4092198A1 23/11/2022

Solicitante:

LEINO JORMA [FI]

Resumen de: EP4092198A1

A splicing arrangement for joining to each other two reinforced concrete piles (1, 1') to be driven into the ground comprises a locking sleeve (15) disposed on at least one of the arrangement's piles (1, 1'), the locking sleeve (15) comprising a first locking groove (15c), a dowel (16) disposed on at least another of the arrangement's piles (1, 1'), said dowel (16) being co-directional with a lengthwise direction of the piles (1, 1') and comprising a second locking groove (19) disposed on an external surface of the dowel (16), whereby the dowel (16) is adapted to penetrate into the locking sleeve (15) in the process of joining the piles (1, 1') to each other, at least two locking tabs (17) which are adapted to become seated in the locking sleeve's (15) locking groove (15c) and in the dowel's (16) locking groove (19) for preventing relative lengthwise movement of the piles (1, 1'), and one or more elastic elements (18) which are disposed in the locking sleeve's (15) locking groove (15c) and adapted to apply to the locking tabs (17) a force which pushes the locking tabs (17) towards the dowel's (16) locking groove (19).

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EXPLOITING GEOTHERMAL ENERGY THROUGH HEAT RECOVERY BY CIRCULATING WORKING FLUID IN PURPOSE-BUILT SYSTEM OF MULTILATERAL WELLS

NºPublicación: EP4090895A1 23/11/2022

Solicitante:

NORMANN EYVIND [NO]
EVENSEN JAN EDIN [NO]

AU_2021208328_PA

Resumen de: WO2021145776A1

The present invention relates to heat extraction from a hot dry rock system using a single well with multilaterals in a closed loop circulation. More particularly, it relates to geothermal heat collector systems. A working fluid is circulated through a single well (106) with several lateral heat absorbing branches (113). These branches aresidetracked off the main wellbore (111) and completed using a slotted lateral sealedbore junction and hanger assembly completion (114) installed in the main wellbore(111). The lateral heat absorbing branches (113) are tied in and completed in atubing mono assembly, comprising of the well (106) and lateral heat absorbingbranches (113). The tubing assembly is hung off in a slotted tubing hanger assembly(112) that is installed in the bottom section of the main wellbore (111). The hangerassemblies are equipped with circulation ports and open hole rock slips. The heatextraction is done through direct contact between the working fluid and the formation.

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A METHOD AND A SYSTEM FOR ABATING H2S AND CO2 FROM H2S AND CO2 RICH GAS MIXTURES SUCH AS GEOTHERMAL NON-CONDENSABLE GAS MIXTURES

NºPublicación: JP2022548599A 21/11/2022

Solicitante:

カーブフィクス

US_2022339576_PA

Resumen de: WO2021053084A1

This invention relates to a method and a system for abating hydrogen sulfide (H2S) and carbon dioxide (CO2) from H2S and CO2 rich gas mixtures such as geothermal non- condensable gas mixtures (NCG). The H2S and CO2 gas is separated from the remaining gases contained in the H2S and CO2 rich gas mixtures by pressurizing the gas stream and feeding it into an absorption column where H2S and CO2 are preferentially dissolved in a water stream, resulting in water stream rich in H2S and CO2. The H2S and CO2 rich water stream may then be re-injected into a geological reservoir or used for pH modification of another water stream of geological origin.

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Utilization of Geologic Orientation Data

NºPublicación: US2022365236A1 17/11/2022

Solicitante:

GEOTHERMAL TECH INC [US]

Resumen de: US2022365236A1

Disclosed herein are system, apparatus, article of manufacture, method and/or computer program product embodiments, and/or combinations and sub-combinations thereof, for using direction-angles to identify geologic features and geologic attributes for use in geothermal, oil and gas, mining, and other applications. An example embodiment operates by receiving a discrete three-dimensional (3D) representation of a geologic volume comprising a set of 3D orientations, where each 3D orientation is represented as a set of direction-angles measured relative to a set of coordinate axes. The example embodiment further operates by receiving a set of other measurements of properties of the geologic volume, In response, the example embodiment operates by correlating the set of 3D orientations with the set of other measurements to generate a geologic correlation data structure. Subsequently, the example embodiment operates by identifying a geologic attribute or a geologic feature associated with the geologic volume based on the geologic correlation data structure.

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AN ARRANGEMENT AND A METHOD FOR STORING THERMAL ENERGY IN THE GROUND

NºPublicación: WO2022240336A1 17/11/2022

Solicitante:

ISAKSSON JAKOB [SE]
HOGMALM KARL JOHAN [SE]

Resumen de: WO2022240336A1

The invention relates to an arrangement (1) for storing thermal energy. The arrangement comprises a circuit (2) containing a working fluid, where the circuit has a plurality of pipes (3) which pipes are distributed throughout a volume of the ground forming a heat storage. Each pipe (3) is arranged in a channel (4) in the ground for heat exchange between the working fluid and the ground. The arrangement (1) comprises an electrical heating element (5), where the electrical heating element is arranged in a channel (4') in the ground to heat the ground for storing thermal energy in the heat storage. The working fluid is a liquid having a boiling point above 120°C at atmospheric pressure.

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GEOTHERMAL HEAT UTILIZATION SYSTEM, CONTROL DEVICE, CONTROL METHOD, AND PROGRAM

NºPublicación: JP2022172656A 17/11/2022

Solicitante:

三菱重工サーマルシステムズ株式会社

WO_2022234705_PA

Resumen de: WO2022234705A1

A geothermal heat utilization system according to the present disclosure comprises: a pumping well; a water injection well; piping extending from the pumping well to the water injection well; a pump capable of feeding ground water from the pumping well to the water injection well via the piping; a heat exchanger provided to the piping; a control valve that is provided to the piping and is capable of adjusting the flow rate of groundwater within the piping; and a control device that, if the operation frequency during inverter control of the pump has reached the minimum frequency, adjusts the flow rate of ground water to be injected into the water injection well by controlling the control valve so as to constrict the flow rate within the piping.

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GEOTHERMAL HEAT HARVESTERS

NºPublicación: US2022364550A1 17/11/2022

Solicitante:

GEOTHERMIC SOLUTION LLC [US]

AU_2022205186_A1

Resumen de: US2022364550A1

Thermal energy is extracted from geological formations using a heat harvester. In some embodiments, the heat harvester is a once-through, closed loop, underground heat harvester created by directionally drilling through hot rock. The extracted thermal energy can be converted or transformed to other forms of energy.

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HEAT EXCHANGER ARRANGEMENT

NºPublicación: BR112022019287A2 16/11/2022

Solicitante:

ENVOLA GMBH [DE]

KR_20220152329_PA

Resumen de: WO2021191371A1

The invention relates to a heat exchanger arrangement comprising a housing (GE), in which a supply air opening (ZO) is arranged circumferentially, a cover (DE), which covers the housing (GE) on an upper side and in which there is arranged an exhaust air opening (AO). A radial fan (RL) operated in reverse mode is arranged inside the housing (GE) such that it can generate an airflow between the supply air opening (ZO) and the exhaust air opening (AO), which airflow is directed radially inwardly in relation to the rotation axis (RA) of the radial fan and flows at least through an air heat exchanger (LT) arranged in the housing (GE).

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一种公用建筑地热采灌调蓄供暖系统及运行方法

NºPublicación: CN115342408A 15/11/2022

Solicitante:

天津大学

Resumen de: CN115342408A

本发明涉及一种公用建筑地热采灌调蓄供暖系统,包括地热井采灌系统、一级调蓄供暖系统和二级调蓄供暖系统,低谷用电期间,地热井开采出的高温地热水通过一级调蓄供暖系统为用户供暖,一次利用后的温水经中间循环泵进入二级调蓄供暖系统释放热量为用户端供暖之后流入回灌储水箱中进行回灌,可实现地热水的二次利用。本发明设计科学合理,采用地热供暖和蓄能耦合技术,利用一级调蓄供暖系统和二级调蓄供暖系统实现了地热水的两次利用,有效降低地热尾水温度,提高地热能资源的利用率,减少资源浪费,同时,根据峰谷电价的运行策略,在低谷用电期对系统进行蓄能,不仅减轻了用电负荷,也降低了系统运行的费用,实现低成本供暖,提高了系统经济效益和社会效益。

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一种用于深层地热热伏发电与梯级采暖的换热装置及方法

NºPublicación: CN115342662A 15/11/2022

Solicitante:

中国地质科学院水文地质环境地质研究所河北艾佳源地热能科技有限公司

Resumen de: CN115342662A

本发明公开了一种用于深层地热热伏发电与梯级采暖的换热装置及方法,包括加热箱,所述加热箱的顶部固定连接有风力空心壳体,所述风力空心壳体上贯穿设有与其转动连接的伸缩杆,所述伸缩杆的底部固定连接有往复丝杆,所述往复丝杆的底部固定连接有第一旋转杆,所述第一旋转杆的外壁固定连接有多个第一搅拌棒,所述加热箱上设有搅拌机构,所述加热箱内设有输送机构。本发明通过加热管的螺旋状设置可以增大蒸汽(重力热管里面是氨工质)与水的接触面积,使水加热效果好;通过第一搅拌棒和第二搅拌棒的配合,可以使水搅拌充分,受热均匀;通过输送机构可以将加热箱底部和顶部的水混合,混合效果好。

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AN ARRANGEMENT AND A METHOD FOR STORING THERMAL ENERGY IN THE GROUND

NºPublicación: SE2150613A1 13/11/2022

Solicitante:

ISAKSSON JAKOB [SE]
HOGMALM KARL JOHAN [SE]

Resumen de: WO2022240336A1

The invention relates to an arrangement (1) for storing thermal energy. The arrangement comprises a circuit (2) containing a working fluid, where the circuit has a plurality of pipes (3) which pipes are distributed throughout a volume of the ground forming a heat storage. Each pipe (3) is arranged in a channel (4) in the ground for heat exchange between the working fluid and the ground. The arrangement (1) comprises an electrical heating element (5), where the electrical heating element is arranged in a channel (4') in the ground to heat the ground for storing thermal energy in the heat storage. The working fluid is a liquid having a boiling point above 120°C at atmospheric pressure.

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一种基于地热井用自动化除垢装置

Nº publicación: CN115318766A 11/11/2022

Solicitante:

大连华南集团有限责任公司吉林大学辽宁省地质勘查院有限责任公司

Resumen de: CN115318766A

本发明提供一种基于地热井用自动化除垢装置,涉及地热井水垢清除技术领域,包括底座,所述底座的主体为矩形结构,解决了现有的在进行清除过程中由于水垢会对管道的内壁形成腐蚀,使得管道的内壁很容易因水垢中含有杂质并且在刮板的推动下与管道的内壁进行较大摩擦力的接触,使得其会进一步的对管道的内壁造成损坏,进而存在着局限性的问题,通过启动相应侧中安装座中所安装的电动推杆A来利用转座与座体的连接来将座体向上侧进行推动,直至安装在座体底端的水平仪检测到当前座体处于保持水平状态下即可,该设计可以有效的避免因座体存在着倾斜状况,使得在后续对管道内壁上的水垢进行清除时容易存在着对管道内壁造成损伤的问题出现。

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