JP2010540837A - 往復機関からの廃熱を利用するカスケード型有機ランキンサイクル(orc)システム - Google Patents
往復機関からの廃熱を利用するカスケード型有機ランキンサイクル(orc)システム Download PDFInfo
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- JP2010540837A JP2010540837A JP2010527922A JP2010527922A JP2010540837A JP 2010540837 A JP2010540837 A JP 2010540837A JP 2010527922 A JP2010527922 A JP 2010527922A JP 2010527922 A JP2010527922 A JP 2010527922A JP 2010540837 A JP2010540837 A JP 2010540837A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G5/00—Profiting from waste heat of combustion engines, not otherwise provided for
- F02G5/02—Profiting from waste heat of exhaust gases
- F02G5/04—Profiting from waste heat of exhaust gases in combination with other waste heat from combustion engines
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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
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/065—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle the combustion taking place in an internal combustion piston engine, e.g. a diesel engine
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G2262/00—Recuperating heat from exhaust gases of combustion engines and heat from lubrication circuits
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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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
Description
Claims (22)
- カスケード型ランキンサイクル(ORC)システムを運転する方法であって、
容積形機関からの高温熱源を利用して、第1のORCシステム内の第1の有機作動流体を蒸発させ、
容積形機関からの低温熱源を利用して、第2のORCシステム内の第2の有機作動流体を加熱し、
第1の有機作動流体からの熱を利用して、第2の有機作動流体を蒸発させること、
を含み、
第1の有機作動流体の臨界温度は、第2の有機作動流体の臨界温度よりも高いことを特徴とする方法。 - 上記容積形機関は、往復機関であることを特徴とする請求項1に記載の方法。
- 上記高温熱源は排気ガスであり、上記低温熱源はジャケット冷却水であることを特徴とする請求項1に記載の方法。
- 上記高温熱源の温度は、約475℃〜約540℃であり、上記低温熱源の温度は、約100℃〜約110℃であることを特徴とする請求項1に記載の方法。
- 上記第2の有機作動流体の蒸発が、第1の有機作動流体を凝縮するとともに第2の有機作動流体を蒸発させるように構成された熱交換器によって行われることを特徴とする請求項1に記載の方法。
- 上記第2のORCシステム内の第2の有機作動流体の加熱が、上記低温熱源から熱を引き出して第2の有機作動流体を予熱するように構成された熱交換器によって行われることを特徴とする請求項1に記載の方法。
- 第1の有機作動流体は、シロキサン、トルエン、イソブテン、イソペンタン、n−ペンタン、および4−トリフルオロメチル−1,1,1,3,5,5,5−ヘプタフルオロ−2−ペンテン((CF3)2CHCF=CHCF3)からなる群から選択されることを特徴とする請求項1に記載の方法。
- 第2の有機作動流体は、R123、R134a、R236faおよびR245faからなる群から選択されることを特徴とする請求項1に記載の方法。
- 第2の有機作動流体を利用して外部ソースを加熱することを含む請求項1に記載の方法。
- 上記外部ソースは、地域暖房用水、温室および農作物のうちの少なくとも1つを含むことを特徴とする請求項9に記載の方法。
- 往復機関からの高温廃熱源を利用して第1の有機作動流体を蒸発させるとともに、この第1の有機作動流体を使用して電力を発生させるように構成された第1の有機ランキンサイクル(ORC)システムと、
第1の有機作動流体から熱を受けて第2の有機作動流体を蒸発させるとともに、この第2の有機作動流体を使用して電力を発生させるように構成された第2の有機ランキンサイクル(ORC)システムと、
第2の作動流体を蒸発させる前に、上記往復機関からの低温廃熱源を利用して第2の有機作動流体の温度を上昇させるように構成された熱交換器と、
を備え、
第1の有機作動流体の臨界温度は、第2の有機作動流体の臨界温度よりも高いことを特徴とする廃熱回収システム。 - 上記高温廃熱源は、第1の有機作動流体を蒸発させるように、第1のORCシステム内の蒸発器を通流することを特徴とする請求項11に記載の廃熱回収システム。
- 第1の有機作動流体は、該第1の有機作動流体が凝縮されるとともに第2の有機作動流体を蒸発させるように、第1のORCシステムの蒸発器の下流に配置された凝縮器を通流することを特徴とする請求項12に記載の廃熱回収システム。
- 上記熱交換器は、第2のORCシステムの凝縮器の下流かつ第2のORCシステムの蒸発器の上流に配置されることを特徴とする請求項11に記載の廃熱回収システム。
- 上記高温廃熱源は上記往復機関からの排気ガスであり、上記低温排熱源は上記往復機関からのジャケット冷却水であることを特徴とする請求項11に記載の廃熱回収システム。
- 第1の有機作動流体は、シロキサン、トルエン、イソブテン、イソペンタン、n−ペンタン、および4−トリフルオロメチル−1,1,1,3,5,5,5−ヘプタフルオロ−2−ペンテン((CF3)2CHCF=CHCF3)からなる群から選択され、上記第2の有機作動流体は、R123、R134a、R236faおよびR245faからなる群から選択されることを特徴とする請求項11に記載の廃熱回収システム。
- 第2の有機作動流体から熱を受けて外部ソースを加熱するように構成されたヒートシンクを備えることを特徴とする請求項11に記載の廃熱回収システム。
- 第1の作動流体を循環させるように構成された第1のORCシステムと、第2の作動流体を循環させるように構成された第2のORCシステムと、を含むカスケード型有機ランキンサイクル(ORC)システムを運転する方法であって、
往復機関からの排気ガスを利用して、第1のORCシステムの蒸発器内の第1の作動流体を蒸発させ、
上記往復機関からの冷却水を利用して、第2のORCシステムの蒸発器の上流を流れている第2の作動流体を加熱し、
第1のORCシステムの第1の作動流体からの熱を利用して第2のORCシステムの蒸発器内の第2の作動流体を蒸発させること、
を含み、
第1の作動流体の臨界温度は、第2の作動流体の臨界温度よりも高いことを特徴とする方法。 - 第2のORCシステムの蒸発器は、第1のORCシステムの凝縮器として構成されていることを特徴とする請求項18に記載の方法。
- 第1の作動流体は、シロキサン、トルエン、イソブテン、イソペンタン、n−ペンタン、および4−トリフルオロメチル−1,1,1,3,5,5,5−ヘプタフルオロ−2−ペンテン((CF3)2CHCF=CHCF3)からなる群から選択され、第2の作動流体は、R123、R134a、R236faおよびR245faからなる群から選択されることを特徴とする請求項18に記載の方法。
- 上記往復機関から流出する排気ガスの温度は、約475℃〜約540℃であり、上記往復機関から流出する冷却水の温度は、約100℃〜約110℃であることを特徴とする請求項18に記載の方法。
- 第2のORCシステム内の第2の作動流体からの熱を利用して外部ソースを加熱することを含む請求項18に記載の方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/US2007/021318 WO2009045196A1 (en) | 2007-10-04 | 2007-10-04 | Cascaded organic rankine cycle (orc) system using waste heat from a reciprocating engine |
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JP2010540837A true JP2010540837A (ja) | 2010-12-24 |
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JP2010527922A Pending JP2010540837A (ja) | 2007-10-04 | 2007-10-04 | 往復機関からの廃熱を利用するカスケード型有機ランキンサイクル(orc)システム |
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US (1) | US20100263380A1 (ja) |
EP (1) | EP2212524A4 (ja) |
JP (1) | JP2010540837A (ja) |
WO (1) | WO2009045196A1 (ja) |
Cited By (6)
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JP2013151931A (ja) * | 2012-01-04 | 2013-08-08 | General Electric Co <Ge> | 廃熱回収システム |
JP2014511975A (ja) * | 2011-04-21 | 2014-05-19 | エクセルギー エス.ピー.エー. | 有機ランキンサイクルによってエネルギーを発生させる装置及びプロセス |
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JP2015014222A (ja) * | 2013-07-04 | 2015-01-22 | 株式会社テイエルブイ | 蒸気タービン発電装置 |
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Also Published As
Publication number | Publication date |
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US20100263380A1 (en) | 2010-10-21 |
WO2009045196A1 (en) | 2009-04-09 |
EP2212524A1 (en) | 2010-08-04 |
EP2212524A4 (en) | 2012-04-18 |
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