JP2008525708A - 逆流および腐食を防止すると共に排熱を廃熱源から抽出する装置 - Google Patents
逆流および腐食を防止すると共に排熱を廃熱源から抽出する装置 Download PDFInfo
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- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/10—Other arrangements or adaptations of exhaust conduits of exhaust manifolds
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B35/00—Engines characterised by provision of pumps for sucking combustion residues from cylinders
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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
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
- F22B1/1807—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines using the exhaust gases of combustion engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/025—Devices and methods for diminishing corrosion, e.g. by preventing cooling beneath the dew point
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/48—Preventing corrosion
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/30—Tubes with restrictions, i.e. venturi or the like, e.g. for sucking air or measuring mass flow
-
- 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
- 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
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D21/0001—Recuperative heat exchangers
- F28D21/0003—Recuperative heat exchangers the heat being recuperated from exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
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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
- Y02E20/30—Technologies for a more efficient combustion or heat usage
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
-
- 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
Abstract
Description
Claims (17)
- 少なくとも1つの廃熱源と組み合わされる熱回収システムであって、前記少なくとも1つの廃熱源が、対応する装置内で凝縮すると前記装置にとって有害となる腐食元素を含む排ガスを有するような熱回収システムにおいて、
前記少なくとも1つの廃熱源のそれぞれの1つに、該廃棄源からの排ガスの流れを導くために、流体的に接続された排気口と、
前記排気口のそれぞれに流体的に接続されたベンチュリであって、前記ベンチュリを通る排ガスの流速を増加させることにより、前記ベンチュリ内の圧力を周囲圧力よりも低いレベルに減少させるように適合された、1つまたは複数のベンチュリと、
前記1つまたは複数のベンチュリに流体的に接続され、周囲より低い圧力で排ガスの流れを受ける低圧マニフォールドと、
前記マニフォールドに流体的に接続された熱交換器と、
前記1つまたは複数のベンチュリに流体的に接続され、前記1つまたは複数のベンチュリからのガスを引き込み、前記マニフォールドおよび前記熱交換器を通して周囲に放出させるファンと、
前記ベンチュリのそれぞれに流体的に接続され、前記1つまたは複数のベンチュリから周囲へのガスの放出を許容するが、前記1つまたは複数のベンチュリへの周囲空気の流入を阻止する逆止弁と、
を備えることを特徴とする、熱回収システム。 - 前記少なくとも1つの廃熱源が、複数の廃熱源からなり、前記複数の廃熱源のうち少なくとも1つが、前記複数の廃熱源の別の1つと異なる圧力で稼働することを特徴とする、請求項1に記載の熱回収システム。
- 前記少なくとも1つの熱源が、複数の廃熱源からなり、前記複数の廃熱源のうち少なくとも1つは、別の1つが稼働している間に停止されることを特徴とする、請求項1に記載の熱回収システム。
- 前記ファンが、高温ガスの流れを前記マニフォールドから前記ファンへ起こすために、前記マニフォールド内の低圧を上回るのに充分な吸引をもたらすように、設計されていることを特徴とする、請求項1に記載の熱回収システム。
- 前記ファンが動作していないとき、前記マニフォールド内の低圧が、周囲空気を前記ファンおよび前記熱交換器を通して引き込んで、前記1つまたは複数のベンチュリからの放出ガスに混入させるのに充分であることを特徴とする、請求項1に記載の熱回収システム。
- 前記ベンチュリの少なくとも1つの下流に流体的に接続され、前記ファンの動作時に、周囲空気を前記少なくとも1つのベンチュリに流入させるために選択的に開口されるバイパス弁を備えることを特徴とする、請求項1に記載の熱回収システム。
- 複数の廃熱源から廃熱を抽出する装置であって、前記複数の廃熱源の少なくとも1つは、別の廃熱源が稼動しているときに稼働しない装置において、
各々が前記熱源から延びて、各自の廃熱源からの高温ガスの流れを導く複数の排気口と、
複数のベンチュリであって、各々が前記排気口の1つに流体的に接続され、周囲圧力よりも低いレベルに圧力を低減するように作用する複数のベンチュリと、
前記複数のベンチュリの各々に流体的に接続され、前記複数のベンチュリ間を流体連通させる低圧マニフォールドと、
前記マニフォールドに流体的に接続された熱交換器と、
前記熱交換器に流体的に接続され、前記マニフォールドからガスを引き込んで周囲へ流出させるファンと、
各々が前記ベンチュリの1つに流体的に接続され、前記ベンチュリから周囲へのガスの放出を許容するが、前記1つまたは複数のベンチュリへの周囲空気の流入は阻止する複数の逆止弁と、
を備えることを特徴とする装置。 - 前記複数の廃熱源のうち少なくとも1つが、前記複数の熱源の別の1つと異なる圧力で稼働することを特徴とする、請求項7に記載の装置。
- 前記複数の廃熱源のうち少なくとも1つが停止され、別の1つが稼働することを特徴とする、請求項7に記載の装置。
- 前記ファンが、前記マニフォールドから前記ファンへの高温ガスの流れを生じさせるために、前記マニフォールド内の低圧を上回るのに充分な吸引をもたらすように設計されていることを特徴とする、請求項7に記載の装置。
- 前記ファンが動作していないとき、前記マニフォールド内の低圧が、前記ファンおよび前記熱交換器を通して周囲空気を引き込んで、前記1つまたは複数のベンチュリからの放出ガスに混入させるのに充分であることを特徴とする、請求項7に記載の装置。
- 前記ベンチュリの少なくとも1つの下流端に取り付けられ、前記ファンの動作時に、周囲空気を前記ベンチュリ内に流入させるように選択的に動作するバイパス弁を備えることを特徴とする、請求項7に記載の装置。
- 廃熱回収の目的で、排気口から熱交換器へ高温ガスを放出するように適合された、少なくとも1つの廃熱源を有する廃熱回収システムにおける酸露点腐食を防止する方法であって、
マニフォールド内のガスの圧力を周囲圧力よりも低いレベルに低減させるために、前記排気口とマニフォールドとを流体的に接続するベンチュリを設けるステップと、
前記高温ガスを前記マニフォールドから前記熱交換器内に引き込んで、前記ファンに流入させて外周囲に放出させるために、前記熱交換器の下流にファンを設けるステップと、
前記ファンの動作時以外に、高温ガスを前記ベンチュリから周囲へ放出させるために、前記ベンチュリの下流端に流体的に接続される逆止弁を設けるステップと、
を含むことを特徴とする方法。 - 前記少なくとも1つの廃熱源が、複数の廃熱源からなり、前記複数の廃熱源のいずれか1つが、別の1つよりも低圧で稼働できることを特徴とする、請求項13に記載の方法。
- 前記少なくとも1つの廃熱源が、複数の廃熱源からなり、前記複数の廃熱源の少なくとも1つが、別の廃熱源の稼動時に停止され得ることを特徴とする請求項13に記載の方法。
- 前記少なくとも1つの熱源が高温ガスを放出しているときに、前記マニフォールドが前記ファンおよび前記熱交換器を通して周囲空気を引き込んで前記ベンチュリからの放出ガスに混入させるために、前記ファンを停止させることをさらに含む、請求項13に記載の方法。
- 前記ファンの動作時に、前記ベンチュリへ流れる周囲空気を選択的に許容するために、前記ベンチュリの下流端にバイパス弁を設けることを含む、請求項8に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/025,756 US7043912B1 (en) | 2004-12-27 | 2004-12-27 | Apparatus for extracting exhaust heat from waste heat sources while preventing backflow and corrosion |
US11/025,756 | 2004-12-27 | ||
PCT/US2005/045000 WO2006071510A1 (en) | 2004-12-27 | 2005-12-13 | Apparatus for extracting exhaust heat from waste heat sources while preventing backflow & corrosion |
Publications (2)
Publication Number | Publication Date |
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JP2008525708A true JP2008525708A (ja) | 2008-07-17 |
JP4890467B2 JP4890467B2 (ja) | 2012-03-07 |
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JP2007548285A Expired - Fee Related JP4890467B2 (ja) | 2004-12-27 | 2005-12-13 | 逆流および腐食を防止すると共に排熱を廃熱源から抽出する装置 |
Country Status (6)
Country | Link |
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US (1) | US7043912B1 (ja) |
EP (1) | EP1836066A4 (ja) |
JP (1) | JP4890467B2 (ja) |
KR (1) | KR101254822B1 (ja) |
CN (1) | CN101094972B (ja) |
WO (1) | WO2006071510A1 (ja) |
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US6546812B2 (en) * | 2001-05-11 | 2003-04-15 | Gary W. Lewis | Venturi flowmeter for use in an exhaust sampling apparatus |
-
2004
- 2004-12-27 US US11/025,756 patent/US7043912B1/en not_active Expired - Fee Related
-
2005
- 2005-12-13 CN CN2005800448869A patent/CN101094972B/zh not_active Expired - Fee Related
- 2005-12-13 EP EP05853827A patent/EP1836066A4/en not_active Withdrawn
- 2005-12-13 KR KR1020077014509A patent/KR101254822B1/ko not_active IP Right Cessation
- 2005-12-13 JP JP2007548285A patent/JP4890467B2/ja not_active Expired - Fee Related
- 2005-12-13 WO PCT/US2005/045000 patent/WO2006071510A1/en active Application Filing
Patent Citations (3)
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JPH02130210A (ja) * | 1988-11-10 | 1990-05-18 | Daihatsu Diesel Mfg Co Ltd | コージェネレーション装置 |
JPH0921329A (ja) * | 1995-07-04 | 1997-01-21 | Kawasaki Heavy Ind Ltd | ガスタービンシステムの排ガス逆流防止装置 |
JPH10306920A (ja) * | 1997-05-08 | 1998-11-17 | Babcock Hitachi Kk | 排ガスダクト装置と該排ガスダクトを備えた排熱回収ボイラ |
Also Published As
Publication number | Publication date |
---|---|
EP1836066A4 (en) | 2011-05-04 |
CN101094972A (zh) | 2007-12-26 |
EP1836066A1 (en) | 2007-09-26 |
US7043912B1 (en) | 2006-05-16 |
KR101254822B1 (ko) | 2013-04-15 |
WO2006071510A1 (en) | 2006-07-06 |
JP4890467B2 (ja) | 2012-03-07 |
CN101094972B (zh) | 2010-05-26 |
KR20070090954A (ko) | 2007-09-06 |
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