JP5791836B1 - 沸騰水型地熱交換器および沸騰水型地熱発電装置 - Google Patents
沸騰水型地熱交換器および沸騰水型地熱発電装置 Download PDFInfo
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- JP5791836B1 JP5791836B1 JP2015028040A JP2015028040A JP5791836B1 JP 5791836 B1 JP5791836 B1 JP 5791836B1 JP 2015028040 A JP2015028040 A JP 2015028040A JP 2015028040 A JP2015028040 A JP 2015028040A JP 5791836 B1 JP5791836 B1 JP 5791836B1
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- Prior art keywords
- steam
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- pipe
- geothermal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/10—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground
- F24T10/13—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes
- F24T10/17—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes using tubes closed at one end, i.e. return-type tubes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
- F01K27/02—Plants modified to use their waste heat, other than that of exhaust, e.g. engine-friction heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
- F28D7/12—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically the surrounding tube being closed at one end, e.g. return type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
このような方式により地熱交換を行うことにより、低温地帯を通過する際に生じる熱ロスが小さく、管表面を通る際の摩擦による管ロスが小さく、循環させる水の量を削減することができる熱交換が可能となる。
また、本発明の沸騰水型地熱発電装置は、前記発電をバイナリー方式によって行うことができる。
本発明の実施形態に係る沸騰水型地熱交換器と沸騰水型地熱発電装置を図1に示す。
図3において、地熱交換器1の機能は図1に基づいて説明したものと同様であり、地熱交換器1の蒸気取出管3から取り出された蒸気単相流は、蒸発器20に送られ、低沸点媒体を加熱する。加熱された低沸点媒体は、低沸点媒体蒸気となってタービン6へ移動して、タービン6を回す動力となる。この動力によって発電機7により発電がなされる。
なお、図3においては、図1に示す実施形態の地熱交換器1を用いたものを示しているが、図2に示す実施形態の地熱交換器1を用いてバイナリー発電を行うこともできる。
図4に、この実施形態に係る沸騰水型地熱交換器と沸騰水型地熱発電装置を示す。
2 水注入管
3 蒸気取出管
4 地熱帯
5 噴出口
6 タービン
7 発電機
8 復水器
9 冷却水
10 水処理装置
11 補給水
12 補給水槽
13 補給水調節弁
15 蒸気調節弁
16 緊急減圧弁
17 圧力調節弁
18 蒸気ヘッダー
19 空気層
20 蒸発器
21 凝縮器
25 中温域
26 低温域
30 引き抜きポンプ
31 加圧ポンプ
Claims (8)
- 地中に設けられ地上から水が供給される水注入管と、前記水注入管に接するように地中に設けられ、複数の噴出口を有する蒸気取出管とを備え、前記蒸気取出管内の圧力は、タービンが必要とする圧力近くに減圧されており、前記水注入管内の水に対して地熱帯から熱が供給されて生成される高圧熱水が前記噴出口を介して地中に存在する蒸気取出管内で蒸気単相流に変換され、この蒸気単相流が地上に取出される沸騰水型地熱交換器であって、前記蒸気取出管が前記水注入管の内側に配置され、前記蒸気取出管の径は、地熱帯側下方から地表側上方に向かって小さくなるように前記蒸気取出管が形成されており、前記水注入管に供給される水の水位を低くすることによって、前記水注入管の上部に空気層が形成されることによる断熱部が、地表面に近い低温地帯に接する領域に対して設けられていることを特徴とする沸騰水型地熱交換器。
- 前記蒸気取出管の径は、地熱帯側下方から地表側上方に向かって段階的に小さくなっていることを特徴とする請求項1記載の沸騰水型地熱交換器。
- 前記蒸気取出管の径は、地熱帯側下方から地表側上方に向かって連続的に小さくなっていることを特徴とする請求項1記載の沸騰水型地熱交換器。
- 前記水注入管に供給される水に加圧するための加圧ポンプが地上に配置されていることを特徴とする請求項1から3のいずれかに記載の沸騰水型地熱交換器。
- 少なくとも1つの前記水注入管と少なくとも1つの前記蒸気取出管とが組み合わされてなる挿入管が、複数の地熱井に対して挿入されて構成され、前記蒸気取出管の出口が並列に接続されて、それぞれの地熱井を用いて得られる蒸気が合計して採集され、採集された蒸気の圧力を均一化する蒸気ヘッダーを備えていることを特徴とする請求項1から4のいずれかに記載の沸騰水型地熱交換器。
- 前記地熱井は、既存の設備に付帯するものであることを特徴とする請求項5に記載の沸騰水型地熱交換器。
- 請求項1から6のいずれかに記載の沸騰水型地熱交換器を用いて発電を行うことを特徴とする沸騰水型地熱発電装置。
- 前記発電は、バイナリー方式によるものであることを特徴とする請求項7記載の沸騰水型地熱発電装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015028040A JP5791836B1 (ja) | 2015-02-16 | 2015-02-16 | 沸騰水型地熱交換器および沸騰水型地熱発電装置 |
PCT/JP2015/083769 WO2016132624A1 (ja) | 2015-02-16 | 2015-12-01 | 沸騰水型地熱交換器および沸騰水型地熱発電装置 |
US15/107,724 US10060652B2 (en) | 2015-02-16 | 2015-12-01 | Boiling-water geothermal heat exchanger and boiling-water geothermal power generation equipment |
PH12016501591A PH12016501591A1 (en) | 2015-02-16 | 2016-08-11 | Boiling-water-type geothermal heat exchanger and boiling-water-type geothermal power generation equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015028040A JP5791836B1 (ja) | 2015-02-16 | 2015-02-16 | 沸騰水型地熱交換器および沸騰水型地熱発電装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5791836B1 true JP5791836B1 (ja) | 2015-10-07 |
JP2016151198A JP2016151198A (ja) | 2016-08-22 |
Family
ID=54346171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2015028040A Expired - Fee Related JP5791836B1 (ja) | 2015-02-16 | 2015-02-16 | 沸騰水型地熱交換器および沸騰水型地熱発電装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10060652B2 (ja) |
JP (1) | JP5791836B1 (ja) |
PH (1) | PH12016501591A1 (ja) |
WO (1) | WO2016132624A1 (ja) |
Cited By (5)
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JP5999827B1 (ja) * | 2015-12-08 | 2016-09-28 | 株式会社エスト | 地熱交換器および地熱発電装置 |
JP6067173B1 (ja) * | 2016-09-30 | 2017-01-25 | 俊一 田原 | 地熱交換器および地熱発電装置 |
US9714643B2 (en) | 2014-06-05 | 2017-07-25 | Est. Inc. | Boiling-water geothermal heat exchanger and boiling-water geothermal power generation equipment |
US10060652B2 (en) | 2015-02-16 | 2018-08-28 | Kyoei Denki Kogyo Corporation | Boiling-water geothermal heat exchanger and boiling-water geothermal power generation equipment |
CN113892446A (zh) * | 2021-10-26 | 2022-01-07 | 江苏鸿丰资源循环利用研究院有限公司 | 一种利用地热能发电可循环的温室孵化装置 |
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2015
- 2015-02-16 JP JP2015028040A patent/JP5791836B1/ja not_active Expired - Fee Related
- 2015-12-01 WO PCT/JP2015/083769 patent/WO2016132624A1/ja active Application Filing
- 2015-12-01 US US15/107,724 patent/US10060652B2/en not_active Expired - Fee Related
-
2016
- 2016-08-11 PH PH12016501591A patent/PH12016501591A1/en unknown
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Also Published As
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WO2016132624A1 (ja) | 2016-08-25 |
US20160363350A1 (en) | 2016-12-15 |
JP2016151198A (ja) | 2016-08-22 |
PH12016501591B1 (en) | 2016-10-24 |
US10060652B2 (en) | 2018-08-28 |
PH12016501591A1 (en) | 2016-10-24 |
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