WO2016072943A1 - Moteur à combustion interne fournissant une récupération de chaleur perdue - Google Patents

Moteur à combustion interne fournissant une récupération de chaleur perdue Download PDF

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Publication number
WO2016072943A1
WO2016072943A1 PCT/TR2014/000404 TR2014000404W WO2016072943A1 WO 2016072943 A1 WO2016072943 A1 WO 2016072943A1 TR 2014000404 W TR2014000404 W TR 2014000404W WO 2016072943 A1 WO2016072943 A1 WO 2016072943A1
Authority
WO
WIPO (PCT)
Prior art keywords
combustion chamber
enables
exhaust
internal combustion
waste heat
Prior art date
Application number
PCT/TR2014/000404
Other languages
English (en)
Inventor
Ergun Guraslan
Demirhan MANAV
Deniz Can UNAL
Mersin HURPEKLI
Original Assignee
Ford Otomotiv Sanayi Anonim Şirketi
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ford Otomotiv Sanayi Anonim Şirketi filed Critical Ford Otomotiv Sanayi Anonim Şirketi
Publication of WO2016072943A1 publication Critical patent/WO2016072943A1/fr

Links

Classifications

    • 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
    • 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
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
    • F01N3/043—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids without contact between liquid and exhaust gases
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
    • F01N3/043—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids without contact between liquid and exhaust gases
    • F01N3/046—Exhaust manifolds with cooling jacket
    • 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 by exhaust energy
    • F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting by 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
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P9/00—Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00
    • F01P9/02—Cooling by evaporation, e.g. by spraying water on to cylinders
    • 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
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/11—Thermal or acoustic insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2251/00—Material properties
    • F05C2251/04—Thermal properties
    • F05C2251/048—Heat transfer
    • 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

Definitions

  • the present invention relates to an internal combustion engine which operates together with an exhaust manifold and additional cooling system, provides saving in fuel consumption by enabling recovery of waste heat, and which also allows to reduce the size of the radiator that is used.
  • United States patent document no. US2014033704 an application in the state of the art, discloses a system which provides waste heat recovery. For this purpose, it is disclosed about passing the hot exhaust gas produced in the internal combustion engine through a heat exchanger and then using the resulting water vapor in the vapor turbine.
  • Japanese patent document no. JPS63227916 another application in the state of the art, discloses an exhaust manifold having a water jacket.
  • the said water jacket has formed a layer on the manifold for the coolant to be able to travel.
  • the coolant is sprayed by the help of a nozzle and the exhaust is cooled by the evaporation heat of the water.
  • waste heat recovery is provided either from an apparatus arranged in the combustion chamber, or by passing the exhaust gas through the heat exchanger and using vapor turbine.
  • the heat exchanger is incorporated to the system and the system becomes more complicated.
  • turbocharge supply is expected. This in turn decreases the energy of the gas used in waste heat recovery.
  • An objective of the present invention is to provide an internal combustion engine wherein a part of the heat passing through the exhaust manifold is eliminated and which provides waste heat recovery.
  • Another objective of the present invention is to provide an internal combustion engine which enables to reduce fuel consumption.
  • a further objective of the present invention is to provide an internal combustion engine which enables to reduce the heat that passes to the coolant. Another objective of the present invention is to provide an internal combustion engine which allows downsizing the water circulation pump that is used. A further objective of the present invention is to provide an internal combustion engine which enables to improve vehicle aerodynamics by allowing downsizing the radiator that is used.
  • Figure 1 is the front sectional view of the internal combustion engine of the present invention.
  • Cylinder wall The internal combustion chamber (1) of the present invention which provides waste heat recovery basically comprises
  • At least one intake duct (2) which enables to transmit the air-fuel mixture or the air into the engine (1) and/or at least one injector (12) which injects fuel to the engine (1),
  • At least one intake valve (4) which is located in the combustion chamber (3) at the end of the intake duct (2), and which, when opened, enables air- fuel mixture or air to fill into the combustion chamber,
  • At least one piston (5) which increases compression by moving back and forth in the combustion chamber (3), and which enables combustion, at least one spark plug (13) which enables combustion of the fuel-air mixture filling into the combustion chamber (3),
  • At least one exhaust passage (6) which enables discharge of the exhaust gas resulting in the combustion chamber (3) from the engine (1)
  • At least one exhaust valve (7) which is located in the combustion chamber (3), and which, when opened, enables discharge of the exhaust gas resulting in the combustion chamber (3).
  • At least one water jacket (8) which surrounds the combustion chamber (3) and through which the coolant is passed,
  • the intake valve (4), piston (5), exhaust valve (7), cylinder head (14) and cylinder wall (15) provided in an internal combustion chamber (1) of the present invention, which enables waste heat recovery, are preferably coated with a thermal barrier which provides heat insulation. By means of this coating, 30% - 60% of the heat released in the combustion chamber (3) is aimed to be transferred to the exhaust gas, thus not to accumulate in the engine (1).
  • the gap layer (10) is in the form of a chamber which is heated with the heat of the exhaust gas passing through the exhaust manifold (9) and wherein the water sprayed from the nozzle (1 1) is vaporized as it touches the hot inner surface.
  • the water vapor obtained there is transmitted to the gas turbine.
  • the energy obtained from the turbine is transmitted to the concerned unit to be used in the engine or at a different part of the vehicle; thus it is possible to obtain energy from the waste heat resulting in the engine (1). This provides fuel economy.
  • Another advantage of the engine (1) of the present invention is that, by means of the fact that the gap layer (10) and the nozzle (11) act as cooling function in addition to the water jacket (8) and that the heat going to the water jacket (8) is reduced, it is possible to downsize the radiator unit which enables to continuously cool the coolant sent there. This way, a front grill structure, which enables to save space and to improve vehicle aerodynamics, is provided.
  • Another advantage of the engine (1) of the present invention is that, by means of the fact that the gap layer (10) and the nozzle (11) act as cooling function in addition to the water jacket (8) and that the heat going to the water jacket (8) is reduced, it is possible to downsize the water circulation pump which enables to sufficiently cool the coolant sent there.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Supercharger (AREA)

Abstract

La présente invention concerne un moteur à combustion interne (1), lequel comprend essentiellement une chambre de combustion (3), au moins un passage d'échappement (6) qui permet d'évacuer les gaz d'échappement résultant de la combustion dans la chambre de combustion (3) à partir du moteur (1), au moins une chemise à circulation d'eau (8) qui entoure la chambre de combustion (3) et à travers laquelle le liquide de refroidissement est passé, au moins un collecteur d'échappement (9), qui est situé au niveau de l'extrémité du passage d'échappement (6) et qui transmet les gaz d'échappement au tuyau d'échappement ou turbocompresseur du véhicule; et lequel procure une économie dans la consommation de carburant en permettant la récupération de la chaleur perdue au moyen d'une couche d'intervalle (10) entourant le collecteur d'échappement (9) et d'une buse (11) pulvérisant l'eau dans la couche d'intervalle (10), et permet de réduire la dimension et du radiateur et de la pompe de circulation d'eau.
PCT/TR2014/000404 2014-11-04 2014-11-04 Moteur à combustion interne fournissant une récupération de chaleur perdue WO2016072943A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR2014/12914 2014-11-04
TR201412914 2014-11-04

Publications (1)

Publication Number Publication Date
WO2016072943A1 true WO2016072943A1 (fr) 2016-05-12

Family

ID=52394317

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/TR2014/000404 WO2016072943A1 (fr) 2014-11-04 2014-11-04 Moteur à combustion interne fournissant une récupération de chaleur perdue

Country Status (1)

Country Link
WO (1) WO2016072943A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2550273A (en) * 2016-04-05 2017-11-15 Cooper Robert Power generation system
CN107916981A (zh) * 2017-11-27 2018-04-17 陕西矩阵动力科技有限公司 一种隔热装置及发动机排气系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4406127A (en) * 1982-01-11 1983-09-27 Dunn Rodney D Internal combustion engine with steam power assist
JPS63227916A (ja) * 1987-03-18 1988-09-22 Toyota Motor Corp 排気マニホルド冷却装置
CN102022166A (zh) * 2009-09-23 2011-04-20 刘邦健 废气的热能回收系统
WO2013053048A1 (fr) * 2011-10-13 2013-04-18 DAVIES, Laurie Appareil de vaporisation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4406127A (en) * 1982-01-11 1983-09-27 Dunn Rodney D Internal combustion engine with steam power assist
JPS63227916A (ja) * 1987-03-18 1988-09-22 Toyota Motor Corp 排気マニホルド冷却装置
CN102022166A (zh) * 2009-09-23 2011-04-20 刘邦健 废气的热能回收系统
WO2013053048A1 (fr) * 2011-10-13 2013-04-18 DAVIES, Laurie Appareil de vaporisation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2550273A (en) * 2016-04-05 2017-11-15 Cooper Robert Power generation system
GB2550273B (en) * 2016-04-05 2021-12-29 Cooper Robert Power generation system
CN107916981A (zh) * 2017-11-27 2018-04-17 陕西矩阵动力科技有限公司 一种隔热装置及发动机排气系统

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