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Resultados 43 resultados LastUpdate Última actualización 06/02/2023 [16:28:00] pdf PDF xls XLS

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



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基于气液相变传热的热害矿井进风巷热能提取与利用系统

NºPublicación: CN115682449A 03/02/2023

Solicitante:

中南大学

Resumen de: CN115682449A

本发明公开了一种基于气液相变传热的热害矿井进风巷热能提取与利用系统,包括蒸发段提热系统、冷凝段散热系统和半导体温差发电系统,蒸发段提热系统包括布设在高温进风巷内的蒸发器组件,蒸发器组件的进口端与储液罐的出液口连接,冷凝段散热系统包括设置在回风巷中的冷凝器,蒸发器组件的出口端与冷凝器的进口端连接,冷凝器的出口端与储液罐的进液口连接,半导体温差发电系统包括两个温差发电片。本发明结构设计合理,通过管道将高温进风巷内设置蒸发段提热系统和冷凝段散热系统进行连接,再在冷凝段散热系统两侧设置温差发电片的方式,能有效将进风巷的热能进行提取,降低进风巷的温度,实现对热害矿井内废弃热能的利用。

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一种适用于地源高温储热的聚乙烯管道系统

NºPublicación: CN115682077A 03/02/2023

Solicitante:

唐山泓创新能源科技有限公司

Resumen de: CN115682077A

本发明公开了一种适用于地源高温储热的聚乙烯管道系统,包括分配供热管道、分配回热管道、供热支路、回热支路、U型换热回路和控制单元。U型换热回路还包括连接于U型管道之间的测温传送装置、测温装置、连接组件、测温探头组件,并埋藏于地热井的土壤中,该U型换热回路结构为中间“丰”字型布置方式或单侧布置方式,每套测温探头组件与控制单元相连,实现U型换热回路的不同深度、分布多点的测温;在供热支路、回热支路的管口位置分别安装流量控制装置、主管测温装置,并同控制单元相连;通过实时上传测量的温度监测数据和设定数据,完成流量的调节,实现实时的监测反馈,获得更高的热存储密度,提高蓄热效率,实现能源效率最大化。

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基于光能和热能的产电节能方法

NºPublicación: CN115682448A 03/02/2023

Solicitante:

国网河北省电力有限公司营销服务中心国家电网有限公司

Resumen de: CN115682448A

本发明提供了基于光能和热能的产电节能方法,属于能源优化技术领域,包括:当外界环境温度较高时,压缩机对由光伏板流入的液体做功使其温度和压力升高并形成气体,通过地源热泵供给的低温水和冷凝器依次对压缩机排出的气体降温,经过二次降温后气体部分液化为液态并流入蒸发器。当外界环境温度较低时,将压缩机排出的气体通入蒸发器使蒸发器向室内散发热量,将蒸发器内散热后的液体引流至光伏板并借助地源热泵供给的高温水对光伏板二次升温。本发明提供的基于光能和热能的产电节能方法在调节了室内温度同时,保证了光伏板的发电效率,最终降低了能源的消耗,保证舒适性的同时降低了运行成本。

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一种冬季清洁型采暖设备

NºPublicación: CN115682074A 03/02/2023

Solicitante:

杭州科瑞建筑设计有限公司

Resumen de: CN115682074A

本发明提供一种冬季清洁型采暖设备。所述冬季清洁型采暖设备包括土层;过滤机构,所所述细沙层的内部转动连接所述固定网和所述固定环,所述固定环固定连接所述固定网,所述固定网的内侧壁安装所述第一土工布层;调节机构,所述储存筒的内部安装所述螺杆,所述螺杆与所述滑板之间螺纹连接;所述滑板的侧壁分别安装所述限位杆和漏斗形的所述橡胶垫;回水机构;驱动机构;吸取机构;所述浮板的侧壁安装所述第一软管和所述接头,所述浮板的侧壁安装所述喷管,所述第二软管的两端分别连接所述第二连通管和所述喷管;取暖机构;连接机构。本发明提供的冬季清洁型采暖设备具有便于清理滤网、及时向土层中补充地下水、避免由于水位下降而无法使用的优点。

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Geothermal system with multi-tube vertical seal type underground heat exchanger and a installation method thereof

NºPublicación: CN115698604A 03/02/2023

US_2022397308_PA

Resumen de: KR102197104B1

The present invention relates to a geothermal system including a multi-tube vertical closed underground heat exchanger and an installation method thereof. The geothermal system including a multi-tube vertical closed underground heat exchanger comprises: a geothermal hole formed by excavating vertically the ground; a heat pump disposed on the ground and including a circulation pump; and a connecting pipe, ancillary equipment, and a multi-pipe vertical closed underground heat exchanger which are embedded and installed in the geothermal hole, are connected to the heat pump, and thermally restores thermal fluid by supplying the thermal fluid thermally restored in the geothermal hole to the heat pump through the circulation pump and collecting the thermal fluid thermally restored in the heat pump back to the geothermal hole. The multi-pipe vertical closed underground heat exchanger includes: a water return header part disposed below the geothermal hole; a water return part connected to the heat pump and the water return header part and including an outlet pipe, a water return connection pipe, a distribution pipe, and a water return pipe; and a supply part connected to the heat pump and the water return header part and including an inlet pipe, a supply connection pipe, a confluence pipe, and a supply pipe. The water return header part forms a functional boundary by the supply pipe and the water return pipe connecting thereto and communicating therewith.

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智能建筑热能循环利用系统

NºPublicación: CN115682194A 03/02/2023

Solicitante:

王晓军

Resumen de: CN115682194A

智能建筑热能循环利用系统,包括:聚能层,设置在智能建筑屋顶外侧,用于收集太阳能并转换为电能和热能;热交换层,用于循环输入热交换流体并传递聚能层转换的热能;地能桩,位于智能建筑下方,将从热交换层输出的流体携带的热量交换到土壤层;蓄水池,用于储存热交换流体,设置与地能桩的腔室连通,从地能桩释放热量之后输出的热交换流体进入蓄水池;循环泵,设置用于将蓄水池的热交换流体通过流体输入管输送到热交换层的空腔中;热泵,设置在智能建筑内部,设置通过第一输入管和第一输出管与蓄水池连通,用于为智能建筑内部降温;蓄电站,与智能建筑配套设置,用于储存聚能层转换的电能,并向智能建筑的用电设备提供电能。

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一种超长大直径能源桩及其施工方法

NºPublicación: CN115679944A 03/02/2023

Solicitante:

中海石油气电集团有限责任公司

Resumen de: CN115679944A

本发明涉及一种超长大直径能源桩及其施工方法,所述超长大直径能源桩包括:钢筋笼,所述钢筋笼套设在钻孔内,所述钻孔形成在土体内;换热管回路,所述换热管缠绕在所述钢筋笼的内壁上;混凝土桩身,混凝土浇注在所述钻孔内形成所述混凝土桩身,所述混凝土桩身与所述钢筋笼和换热管回路连结形成为一体。换热管敷设在超长大直径桩内部,将其升级改造为能源桩,所述超长大直径能源桩不仅可实现更高的桩基承载能力和热交换性能,而且能大幅度降低超长大直径能源桩的综合成本造价及施工难度,并保证换热管系统的施工效率和质量,以促进超长大直径能源桩的进一步推广与应用。

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一种基于闭环地热系统的裸眼蛇形水平井开采干热岩方法

NºPublicación: CN115680485A 03/02/2023

Solicitante:

吉林大学

Resumen de: CN115680485A

本发明公开了一种基于闭环地热系统的裸眼蛇形水平井开采干热岩方法,属于地热开发领域,在目标开采区域中钻出注入井和生产井,其中注入井在干热岩储层为裸眼蛇形水平井,其次通过向注入井注入低温传热介质,从生产井产出高温传热介质以达到从干热岩储层获取热量的目的,本发明钻取裸眼蛇形水平井可减少下油套管的工艺步骤,增强可实施性且降低开采成本;优化的水平井井型可增加流动介质与干热岩储层的热交换面积、延长滞留时间并适当增大流动阻力;保证流动介质的均匀流动,使换热介质与储层完成充分热交换,获得更高的采热效率。

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一种基于热源分流的地热双压ORC高效发电系统

NºPublicación: CN115680810A 03/02/2023

Solicitante:

辽宁工程技术大学

Resumen de: CN115680810A

本发明提供了一种基于热源分流的地热双压ORC高效发电系统,包括地热能热源分流系统、双压有机朗肯循环发电系统和膨胀机抽汽系统,其中双压有机朗肯循环发电系统高压级有机朗肯循环发电系统和低压级有机朗肯循环发电系统组成,膨胀机抽汽系统由高压级膨胀机、低压级膨胀机、高压级联合蒸汽阀门、低压级联合蒸汽阀门以及高压级小膨胀机、低压级小膨胀机组成。将双压有机朗肯循环热源进行分流,可提高新型地热能有机朗肯循环系统热力性能;膨胀机抽汽系统中小膨胀机和工质泵同轴连接带动工质泵运行,由膨胀机抽汽推动小膨胀机转动所产生的动力可以完全补偿有机朗肯循环系统中工质泵的动力消耗,从而提高系统整体发电量。

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Heat-pipe-type heat-taking integration of cooling, electricity and heating combined exploitation-utilization integrated geothermal system

NºPublicación: AU2021325263A1 02/02/2023

Solicitante:

GUANGZHOU INSTITUTE OF ENERGY CONVERSION CHINESE ACADEMY OF SCIENCES

WO_2022033604_A1

Resumen de: AU2021325263A1

A heat-pipe-type heat-taking integration of cooling, electricity and heat combined exploitation-utilization integrated geothermal system, the system comprising an underground heat pipe (1), a steam pump (2), a first absorption bed (3), a second absorption bed (4), a first condenser (5), an electronic expansion valve (6), an evaporator (7), a liquid storage tank (8), a balance valve (10), a steam turbine (11), a generator (12) connected to the steam turbine (11), a second condenser (13), a heat utilization apparatus (14) connected to the second condenser (13), a pressure pump (15) connected to the second condenser (13), and related and coupled valve assemblies. By means of the steam pump (2), and adjustment valves provided on a refrigeration side and a power generation side, the flow direction and flow rate of steam in the underground heat pipe (1) after being extracted out of the ground are controlled, such that refrigerating/electric heating single-mode heat utilization is selected or flow distribution during cooling/electric heating dual-mode combined use is adjusted, and the balance relationship between refrigeration capacity and power generation capacity is adjusted according to seasonal requirements; and the flow direction of a refrigerant is controlled by means of a valve assembly on the refrigeration side, thereby achieving extraction of geothermal energy for continuously refrigerating, and a steam working medium in the underground heat pipe (1) is stably and efficient

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Heat pump system and method for achieving efficient evaporation using geothermal well

NºPublicación: AU2021317823A1 02/02/2023

Solicitante:

GUANGZHOU INSTITUTE OF ENERGY CONVERSION CHINESE ACADEMY OF SCIENCES

WO_2022022750_A1

Resumen de: AU2021317823A1

Disclosed are a heat pump system and method for achieving efficient evaporation using a geothermal well, relating to the field of geothermal energy development. Said system comprises a stepped underground evaporator, a compressor, a condenser, a liquid storage tank, and a throttle valve. The underground evaporator comprises an inner pipe and an outer pipe, the inner pipe is designed as a multi-segment structure, each segment is comprised of a gas flow guide pipe, a baffle plate and a seepage hole, and under the effect of this structure, a liquid working medium flowing into the underground evaporator flows downward against an inner wall of the outer pipe, absorbs heat from underground rock mass and is gasified into a gaseous working medium to flow upward to the ground. Compared with the prior art, the underground evaporator designed according to the present invention does not produce gas-liquid entrainment and liquid accumulation effects, and can achieve efficient evaporation of the liquid working medium using a geothermal well, without the need of water pump circulation for heat supply, such that the required ground equipment of the heat pump system is simplified, and the operating efficiency of the heat pump system can be significantly increased, thereby increasing the overall economical efficiency of the ground source heat pump system.

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System, method, and composition for geothermal heat harvest

NºPublicación: AU2021292563A1 02/02/2023

Solicitante:

SAGE GEOSYSTEMS INC

WO_2021257923_A1

Resumen de: AU2021292563A1

A system, composition and method for controlling fracture grown in the extraction of geothermal energy from an underground formation includes (i) introducing a first fracking fluid into an underground formation; (ii) introducing a second fracking fluid into the underground formation; wherein the specific gravity of the second fracking fluid is different from the specific gravity of the first fracturing fluid, thereby controlling the growth of at least one fracture in a downward direction, and wherein the fracking fluid in at least one of steps (i) or (ii) contains proppant particles having a thermal conductivity contrast of at least 5.

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一种压缩空气综合供能系统及方法

NºPublicación: CN115653877A 31/01/2023

Solicitante:

国网浙江省电力有限公司绍兴供电公司

Resumen de: CN115653877A

本发明公开了一种压缩空气综合供能系统及方法,其供能系统包括矿洞储气库、梯次热管、锚固热管、地热循环井、供暖进水管道、供暖出水管道、多级压缩机、低温蓄热罐、多级冷却器、高温蓄热罐,多级透平机、多级回热器以及输气管道;若干梯次热管设于矿洞储气库内,且梯次热管的底部深入到地层的干热岩层;矿洞储气库的上层外侧设置有地热循环井,在矿洞储气库的上层沿着矿洞储气库的周向布置有若干锚固热管,所述锚固热管的外端向地热循环井方向延伸,把矿洞储气库内部的热能传至地热循环井所在区域。本发明以高压空气为热循环介质,以地层为蓄热体,可实现深地层的高温热能的充分利用,进一步提高了系统综合能效。

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一种地热水回灌井防堵塞装置及其使用方法

NºPublicación: CN115646011A 31/01/2023

Solicitante:

河南省有色工程勘察有限公司

Resumen de: CN115646011A

本发明公开了一种地热水回灌井防堵塞装置及其使用方法,涉及回灌井防堵装置技术领域,包括用于带动本发明在井壁上移动和固定的支撑组件,支撑组件上端设置有锥顶,减少回灌时水流对本发明的冲击,锥顶上设置有对水流内杂物进行过滤并收集的回收组件,回收组件上设置有两组不同大小的漏孔,且通过刮板将杂物进行收集,支撑组件内部设置有疏通组件,疏通组件上设置有搅动头,搅动头通过齿轮组配合实现多角度转动,且能够震动,提高对回灌井疏通的效率,本发明能够适应不同直径的回灌井,且能够在井壁内移动,通过多角度调整的搅动头提高对回灌井疏通的效率。

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宽负荷供汽系统和火电机组系统

NºPublicación: CN115653715A 31/01/2023

Solicitante:

西安热工研究院有限公司华能国际电力股份有限公司德州电厂西安西热节能技术有限公司

Resumen de: CN115653715A

本发明公开了一种宽负荷供汽系统和火电机组系统,宽负荷供汽系统包括第一给水管道、第二给水管道和换热系统,第一给水管道用于与锅炉相连;第二给水管道和第一给水管道并联,第二给水管道的末端用于与外界的供汽管网相连;换热系统安装于第二给水管道,且换热系统的至少部分埋设于干热岩构成的换热区。本发明提供的宽负荷供汽系统具有供汽量充足以及供汽参数稳定的优点。

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一种淤泥固化能源桩结构及其施工方法

NºPublicación: CN115652909A 31/01/2023

Solicitante:

盐城工学院

Resumen de: CN115652909A

本发明公开一种淤泥固化能源桩结构及其施工方法,包括骨架,骨架内固定安装有导热管,骨架内填充有填料,填料填满植桩孔;导热管包括进水管和出水管,进水管呈螺旋型,螺旋型的外壁与骨架内壁固定安装,进水管的底端与出水管的底端连通,出水管位于进水管螺旋型的中心,填料与进水管和出水管的外壁抵接;进水管和出水管内的顶端分别伸出填料。本发明为废弃泥的资源化利用提供新的途径,突破原搅拌法施工的局限性,实现桩身质量的均匀性、可控性,成桩工艺更加高效便捷、节能环保。

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能源支护桩系统及其施工方法

NºPublicación: CN115652908A 31/01/2023

Solicitante:

建研地基基础工程有限责任公司

Resumen de: CN115652908A

本发明提供一种能源支护桩系统,包括:多根能源支护桩,每根所述能源支护桩中设置有桩内换热管,所述能源支护桩内设置有桩基钢筋笼,所述桩基钢筋笼具有桩侧部和桩端部;冠梁,所述冠梁与所述多根能源支护桩固定连接;其中,所述冠梁内设置有汇水管,所述汇水管上设有接口管,所述桩内换热管与所述汇水管连通。本发明还提供一种能源支护桩系统的施工方法。采用本发明的能源支护桩系统及其施工方法,能够解决现有技术中基坑支护桩仅能作为临时性的结构、无法在地缘热交换中得到长期有效利用的技术问题的技术问题。

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一种地热能供热系统

NºPublicación: CN115654757A 31/01/2023

Solicitante:

烟台龙源电力技术股份有限公司东营龙源清洁能源科技有限公司

Resumen de: CN115654757A

本发明公开了一种地热能供热系统,包括:取热系统;透平转换系统,包括通过第一介质回路串联的透平设备、驱动系统凝汽器和驱动系统蒸发器;热泵系统,包括通过第二介质回路串联的压缩机、冷凝器和蒸发器,压缩机的输入端与透平设备的输出端连接;供热系统,包括供水管和回水管,驱动系统凝汽器的冷端回路串联于回水管上,冷凝器的冷端回路的入口与回水管连通,冷凝器的冷端回路的出口与供水管连通。本发明提供的地热能供热系统,透平设备驱动压缩机做功,该驱动方式与传统的高温地热水发电并采用电驱动热泵系统回收低温地热水余热的梯级利用技术路线相比,减少了一次机械能转化为电能和一次电能转化为机械能的过程,使得地热能利用效率明显提高。

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A SYSTEM AND METHOD OF TRANSFERRING HEAT FROM THE GROUND

NºPublicación: CA3169439A1 29/01/2023

Solicitante:

ELDER LLOYD [CA]

US_2023029941_PA

Resumen de: CA3169439A1

A system and method of transferring heat from the ground is described. At least one heat pipe is provided that has a hollow interior, a heat output end, and a heat input end. The heat output end is positioned higher that the heat input end. The hollow interior contains a working fluid that transfers heat from the input end to the output end. The working fluid is a liquid at a first temperature and a gas at a second temperature where the second temperature is greater than the first temperature. The working fluid becomes a gas as it is heated at the heat input end and returns to a liquid at the heat output end of the pipe when the heat is transferred out of the heat pipe. The heat transferred from the heat output end of the heat pipe is captured for future use.

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地源热泵与含水层储能耦合的冷热源系统及其调控方法

NºPublicación: CN115638567A 24/01/2023

Solicitante:

东南大学

Resumen de: CN115638567A

本发明公开了一种地源热泵与含水层储能耦合的冷热源系统及其调控方法,涉及可再生能源技术领域,解决了因岩土热不平衡问题而产生的地源热泵系统效率偏低的技术问题,其技术方案要点是在供冷工况时,优先采用含水层储能系统直接供冷,余量由地源热泵系统承担;在供热工况时,通过热泵机组以及含水层储能系统进行联合供热;同时,在安全范围允许的条件下,增大抽灌水流量,在抽灌对井间部分的含水层中形成有效渗流,用于强化地埋管群与周围渗流岩土间的换热。本申请通过将浅层地源热泵与含水层储能系统相结合,有效平衡建筑负荷需求与地热供能,实现高效的跨季节地热能建筑应用。

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HOT WATER CIRCULATION SYSTEM FOR IN-SITU HEATING OF SOIL BODY

NºPublicación: WO2023284657A1 19/01/2023

Solicitante:

CCCC FIRST HARBOR ENG CO LTD [CN]

CN_215951772_U

Resumen de: WO2023284657A1

The present application relates to a hot water circulation system for in-situ heating of a soil body, comprising a ground heat source system and an underground heat exchange system, the latter comprising a main circulation pipe and multiple heating-type plastic drainage plates; the main circulation pipe comprises a water supply main pipe and a water return main pipe; the water supply main pipe extends from a first side to a second side along the transverse direction and then returns along the transverse direction, and a return section of the water supply main pipe is provided with a water supply port at a position corresponding to each column of heating-type plastic drainage plates; the water return main pipe extends from the first side to the second side along the transverse direction, and the water return main pipe is provided with a water return port at a position corresponding to each column of heating-type plastic drainage plates; and two ends of each circulation branch are connected to the corresponding water supply port and water return port, respectively.

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SYSTEMS AND METHODS FOR GENERATION OF ELECTRICAL POWER AT A DRILLING RIG

NºPublicación: US2023017319A1 19/01/2023

Solicitante:

ICE THERMAL HARVESTING LLC [US]

US_2022316454_PA

Resumen de: US2023017319A1

Embodiments of systems and methods for generating power in the vicinity of a drilling rig are disclosed. During a drilling operation, heat generated by drilling fluid flowing from a borehole, exhaust from an engine, and/or fluid from an engine's water (or other fluid) jacket, for example, may be utilized by corresponding heat exchangers to facilitate heat transfer to a working fluid. The heated working fluid may cause an ORC unit to generate electrical power.

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SYSTEMS AND METHODS UTILIZING GAS TEMPERATURE AS A POWER SOURCE

NºPublicación: US2023014773A1 19/01/2023

Solicitante:

ICE THERMAL HARVESTING LLC [US]

US_2022333548_PA

Resumen de: US2023014773A1

Systems and generating power in an organic Rankine cycle (ORC) operation to supply electrical power. In embodiments, an inlet temperature of a flow of gas from a source to an ORC unit may be determined. The source may connect to a main pipeline. The main pipeline may connect to a supply pipeline. The supply pipeline may connect to the ORC unit thereby to allow gas to flow from the source to the ORC unit. Heat from the flow of gas may cause the ORC unit to generate electrical power. The outlet temperature of the flow of the gas from the ORC unit to a return pipe may be determined. A bypass valve, positioned on a bypass pipeline connecting the supply pipeline to the return pipeline, may be adjusted to a position sufficient to maintain temperature of the flow of gas above a threshold based on the inlet and outlet temperature.

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SYSTEMS AND METHODS FOR CARBON DIOXIDE SEQUESTRATION INJECTION

NºPublicación: US2023016334A1 19/01/2023

Solicitante:

TERRACOH INC [US]

WO_2023287792_PA

Resumen de: US2023016334A1

A method comprises introducing a sequestration fluid through one or more injection wells into an underground reservoir containing at least one native fluid. Each injection well includes one or more injection well reservoir openings through which the sequestration fluid flows from the injection well into the underground reservoir. The method further comprises simultaneously or substantially simultaneously withdrawing a portion of the at least one native fluid through one or more withdrawal wells. Each injection well includes one or more withdrawal well reservoir openings through which the portion of the at least one native fluid flows from the underground reservoir into the withdrawal well. The one or more withdrawal well reservoir openings are proximate to the one or more injection well reservoir openings.

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Estimation of formation and/or downhole component properties using electromagnetic acoustic sensing

Nº publicación: GB2608969A 18/01/2023

Solicitante:

BAKER HUGHES OILFIELD OPERATIONS LLC [US]

WO_2021216335_A1

Resumen de: GB2608969A

A method is provided of inspecting a nested multi-layer structure including a first and second electrically conductive layer and a third layer disposed behind the second conductive layer. The method includes deploying a sensor device including an electromagnetic acoustic transducer to a borehole location proximate to the structure, generating a drive signal including a plurality of frequencies, applying an electrical current signal to the sensor device based on the drive signal and inducing currents in the first conductive layer that induce currents generating acoustic signals having the plurality of frequencies, detecting a first set of resonant frequencies based on received electromagnetic signals, detecting a second set of resonant frequencies based on received acoustic signals, estimating a property of the first and/or the second conductive layer based on the first set of resonant frequencies, and estimating a property of the third layer based on the second set of resonant frequencies.

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