JP6502014B2 - 廃熱回収装置 - Google Patents
廃熱回収装置 Download PDFInfo
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- JP6502014B2 JP6502014B2 JP2014011354A JP2014011354A JP6502014B2 JP 6502014 B2 JP6502014 B2 JP 6502014B2 JP 2014011354 A JP2014011354 A JP 2014011354A JP 2014011354 A JP2014011354 A JP 2014011354A JP 6502014 B2 JP6502014 B2 JP 6502014B2
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- working fluid
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- dryness
- pressure
- waste heat
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- 239000002918 waste heat Substances 0.000 title claims description 95
- 238000011084 recovery Methods 0.000 title claims description 85
- 239000012530 fluid Substances 0.000 claims description 159
- 238000011144 upstream manufacturing Methods 0.000 claims description 55
- 238000005259 measurement Methods 0.000 claims description 51
- 238000010586 diagram Methods 0.000 claims description 14
- 229920006395 saturated elastomer Polymers 0.000 claims description 7
- 239000003507 refrigerant Substances 0.000 description 17
- 230000006837 decompression Effects 0.000 description 9
- 230000002000 scavenging effect Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 238000009530 blood pressure measurement Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000009529 body temperature measurement Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011555 saturated liquid Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy
- F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy the devices using 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
- 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
-
- 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
- F01K23/10—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 with exhaust fluid of one cycle heating the fluid in another cycle
- F01K23/101—Regulating means specially adapted therefor
-
- 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
-
- 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
Description
6,6a,6b 廃熱回収装置
61 (主)配管
61a 分岐配管
62 排気熱交換器
63 膨張機
64 凝縮器
65 ポンプ
66,66a 流量制御部
67 乾き度取得部
68 圧力制御部
69 減圧部
71 記憶部
72 乾き度演算部
611 分岐部
612 合流部
661 流量調節弁
662 ポンプ制御部
671 第1測定部
672 第2測定部
903 乾き飽和蒸気線
Claims (7)
- 廃熱回収装置であって、
装置からの廃熱を熱源として作動流体を加熱する熱交換器と、
前記熱交換器にて加熱された作動流体を膨張させて機械的エネルギーを回収する回転式の膨張機であるタービンと、
前記タービンにて膨張させた作動流体を凝縮して液化する凝縮器と、
前記凝縮器にて液化された作動流体を前記熱交換器へと送出するポンプと、
前記タービンへと流入する作動流体の乾き度を取得する乾き度取得部と、
前記乾き度取得部からの出力に基づいて前記乾き度が1以下の範囲において前記熱交換器を通過する作動流体の流量を制御する流量制御部と、
を備え、
前記作動流体が有機媒体であり、
前記作動流体のT−S線図における乾き飽和蒸気線は、比エントロピーの増加に従って高温側へと向かうことを特徴とする廃熱回収装置。 - 請求項1に記載の廃熱回収装置であって、
前記乾き度取得部が、
前記熱交換器と前記タービンとの間における作動流体の圧力である上流圧力を測定する第1測定部と、
前記タービンと前記凝縮器との間における作動流体の圧力および温度を測定する第2測定部と、
前記タービンの性能特性を示す特性データを記憶する記憶部と、
前記第1測定部および前記第2測定部からの出力と前記特性データとに基づいて前記乾き度を求める乾き度演算部と、
を備えることを特徴とする廃熱回収装置。 - 請求項2に記載の廃熱回収装置であって、
前記熱交換器と前記タービンとの間に配置され、前記上流圧力を所定の圧力に維持する圧力制御部をさらに備えることを特徴とする廃熱回収装置。 - 請求項1に記載の廃熱回収装置であって、
前記ポンプ、前記熱交換器、前記タービンおよび前記凝縮器を順に接続するとともに作動流体が流れる主配管と、
前記熱交換器と前記タービンとの間の分岐部にて前記主配管から分岐し、前記タービンと前記凝縮器との間の合流部にて前記主配管に合流するとともに、前記熱交換器から送出された作動流体の一部が流れる分岐配管と、
前記分岐配管上に設けられる減圧部と、
をさらに備え、
前記乾き度取得部が、
前記分岐部と前記減圧部との間における作動流体の圧力である分岐上流圧力を測定する第1測定部と、
前記減圧部と前記合流部との間における作動流体の圧力および温度を測定する第2測定部と、
前記減圧部において等エンタルピー膨張が行われると仮定した場合の前記減圧部の性能特性を示す特性データを記憶する記憶部と、
前記第1測定部および前記第2測定部からの出力と前記特性データとに基づいて前記乾き度を求める乾き度演算部と、
を備えることを特徴とする廃熱回収装置。 - 請求項4に記載の廃熱回収装置であって、
前記熱交換器と前記分岐部との間に配置され、前記分岐上流圧力を所定の圧力に維持する圧力制御部をさらに備えることを特徴とする廃熱回収装置。 - 請求項1ないし5のいずれかに記載の廃熱回収装置であって、
前記流量制御部が、前記ポンプと前記熱交換器との間に設けられる流量調節弁を備えることを特徴とする廃熱回収装置。 - 請求項6に記載の廃熱回収装置であって、
前記流量制御部が、前記ポンプの出力をインバータ制御するポンプ制御部をさらに備えることを特徴とする廃熱回収装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014011354A JP6502014B2 (ja) | 2014-01-24 | 2014-01-24 | 廃熱回収装置 |
PCT/JP2015/051617 WO2015111643A1 (ja) | 2014-01-24 | 2015-01-22 | 廃熱回収装置 |
Applications Claiming Priority (1)
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---|---|---|---|
JP2014011354A JP6502014B2 (ja) | 2014-01-24 | 2014-01-24 | 廃熱回収装置 |
Publications (2)
Publication Number | Publication Date |
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JP2015137628A JP2015137628A (ja) | 2015-07-30 |
JP6502014B2 true JP6502014B2 (ja) | 2019-04-17 |
Family
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JP2014011354A Active JP6502014B2 (ja) | 2014-01-24 | 2014-01-24 | 廃熱回収装置 |
Country Status (2)
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JP (1) | JP6502014B2 (ja) |
WO (1) | WO2015111643A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6610145B2 (ja) * | 2015-10-07 | 2019-11-27 | いすゞ自動車株式会社 | 発電装置及び発電装置の制御方法 |
JP6781673B2 (ja) * | 2017-06-22 | 2020-11-04 | 株式会社神戸製鋼所 | 熱エネルギー回収装置 |
GB2567858B (en) * | 2017-10-27 | 2022-08-03 | Spirax Sarco Ltd | Heat engine |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL64582A (en) * | 1981-12-18 | 1989-03-31 | Solmecs Corp Nv | Method for converting thermal energy |
JPH02163644A (ja) * | 1988-12-16 | 1990-06-22 | Miura Co Ltd | 蒸気乾き度計 |
JPH03265911A (ja) * | 1990-03-15 | 1991-11-27 | Tlv Co Ltd | 蒸気の乾き度測定機能を有する減圧弁 |
JPH0774975B2 (ja) * | 1990-03-15 | 1995-08-09 | 株式会社テイエルブイ | 流量測定機能を有する蒸気用減圧弁 |
JP2002161716A (ja) * | 2000-11-29 | 2002-06-07 | Yanmar Diesel Engine Co Ltd | 廃熱回収ランキンサイクルシステム及び廃熱回収方法 |
GB2457266B (en) * | 2008-02-07 | 2012-12-26 | Univ City | Generating power from medium temperature heat sources |
EP2469047B1 (de) * | 2010-12-23 | 2016-04-20 | Orcan Energy AG | Wärmekraftwerk sowie Verfahren zur Steuerung, Regelung und/oder Überwachung einer Vorrichtung mit einer Expansionsmaschine |
JP5959327B2 (ja) * | 2011-09-12 | 2016-08-02 | 大阪瓦斯株式会社 | ヒートポンプ |
JP2014001676A (ja) * | 2012-06-18 | 2014-01-09 | Hitachi Zosen Corp | 原動機システム |
-
2014
- 2014-01-24 JP JP2014011354A patent/JP6502014B2/ja active Active
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- 2015-01-22 WO PCT/JP2015/051617 patent/WO2015111643A1/ja active Application Filing
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WO2015111643A1 (ja) | 2015-07-30 |
JP2015137628A (ja) | 2015-07-30 |
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