WO2015034448A1 - Système de combustion pourvu d'une unité de récupération de chaleur - Google Patents

Système de combustion pourvu d'une unité de récupération de chaleur Download PDF

Info

Publication number
WO2015034448A1
WO2015034448A1 PCT/TR2014/000311 TR2014000311W WO2015034448A1 WO 2015034448 A1 WO2015034448 A1 WO 2015034448A1 TR 2014000311 W TR2014000311 W TR 2014000311W WO 2015034448 A1 WO2015034448 A1 WO 2015034448A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat recovery
recovery unit
combustion system
exhaust gas
cylinder block
Prior art date
Application number
PCT/TR2014/000311
Other languages
English (en)
Inventor
Ergun Guraslan
Kayhan OZDEMIR
Deniz Seker
Original Assignee
Ford Otomotiv Sanayi Anonim Sirketi
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 Sirketi filed Critical Ford Otomotiv Sanayi Anonim Sirketi
Publication of WO2015034448A1 publication Critical patent/WO2015034448A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0085—Materials for constructing engines or their parts
    • F02F7/0087—Ceramic materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • 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
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/026—Scrolls for radial machines or engines
    • 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
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/40—Application in turbochargers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/21—Oxide ceramics
    • F05D2300/2112—Aluminium oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/21—Oxide ceramics
    • F05D2300/2118—Zirconium oxides
    • 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 a combustion system with a heat recovery unit which enables gas entrance at a higher temperature to the heat recovery unit by increasing the combustion temperature in the engine and thus decreases the fuel consumption.
  • Cid Patent Document no CN102777247 an application known in the state of the art, discloses an engine which stores heat and which is formed by remolding the conventional engine.
  • Compressed air compressed by an air compressor enters a compressed air storage tank by a check valve.
  • An electric heater is installed in the compressed air storage tank, and an engine waste gas heater is coated outside the compressed air storage tank.
  • a compressed air pipeline from the compressed air storage tank is connected to a pipeline between an air inlet valve and an air inlet electromagnetic valve by a compressed air outlet electromagnetic valve. The compressed air is heated by the electric heater before the engine is started so that injected fuel oil is relatively easy to ignite.
  • fuel oil in the air cylinder is ignited, the alloy mesh absorbs a small amount of heat and the temperature can rise fast.
  • Combustibles such as hydrocarbon and carbon particles in the air cylinder can be ignited by the red-hot alloy mesh.
  • the said document discloses a system which provides fast heating in order to decrease the disadvantage of cold operation and which stores heat for this.
  • the said patent document does not disclose coating engine block and its components and increasing the ambient temperature and thus increasing the temperature of the gas entering to the thermal recovery system.
  • Cida Patent Document no CN102678235(A) an application known in the state of the art, discloses a power auxiliary system with an internal combustion engine, which comprises the internal combustion engine, a steam turbine, a centrifugal compressor and a waste heat recovery device.
  • the waste heat recovery device converts waste heat generated by the internal combustion engine after fuel is burnt into waste gas energy and converting a liquid working medium into steam by the waste gas energy and heat energy generated by cooling liquid of the internal combustion engine.
  • thermal and mechanical efficiency of the engine is increased and fuel consumption and exhaust emission is decreased with the power auxiliary system with the internal combustion engine.
  • a heat recovery device used for increasing efficiency in an internal combustion engine is disclosed.
  • Chinese Utility Model no CN201696124(U) an application known in the state of the art, discloses an exhaust waste heat recovery device.
  • This device comprises an automobile engine exhaust device, a heat collector, a heat conduction pipe, a hot end of a Stirling heat engine, medium, a piston, a generator, an automobile motor, a hydraulic coupler and an automobile transmission system.
  • the engine exhaust waste heat recovery utilization device is comprised of the heat collector which is connected with the hot end of the Stirling heat engine through the heat conduction pipe, and the heat conduction pipe which is internally filled with heat conduction medium inside the piston.
  • Stirling heat engine is connected with the piston through the medium in the Stirling heat engine.
  • the work done by the piston is respectively transmitted to the generator connected to the automobile engine and the hydraulic coupler connected to the automobile transmission system.
  • the power of an automobile is improved and the consumption of fuel is reduced and it is enabled that the hybrid vehicles can be used more efficiently.
  • a device operating with Stirling cycle is operated as coupled to the internal combustion engine.
  • the efficiency of Stirling type systems are very low relative to the heat recovery devices, and it is quite difficult to benefit from the system since the exhaust gas temperature of the system is also low.
  • the said patent document does not have an explanation about how high exhaust gas temperature can be obtained and no heat recovery device is used.
  • Multi hole ceramic heat storage chamber is connected to the inlet of the first valve and the outlet of the second valve, inlet of the third valve and the outlet of the fourth valve, the inlet of the fifth valve and the outlet of the sixth valve, inlet of the seventh valve and the outlet of the eight valve, the internal hole surface of the first and second multi-hole ceramic heat storage chambers is coated by oxidized reduction catalyst.
  • the waste gas treatment equipment can utilize the waste heat from waste gas for pre-heating the air and remove nitrogen oxides and other harmful gases in waste gas at the same time, thus saving the investment and improving the efficiency.
  • a catalyst system placed in inlets and outlets of the valves is disclosed. The said patent document does not have an explanation about how high exhaust gas temperature can be obtained and no heat recovery device is used.
  • the objective of the present invention is to provide a combustion system with a heat recovery unit which increases the heat recovery by increasing the temperature of the exhaust gas.
  • Another objective of the present invention is to provide a combustion system with a heat recovery unit which decreases fuel consumption.
  • a further objective of the present invention is to provide a combustion system with a heat recovery unit which enables to provide competitive fuel consumption for heavy commercial vehicles working in heavy load conditions.
  • piston and the cylinder head (engine block) is coated with a material in thickness of 0-1 mm and the conductivity coefficient of which is 0.0001-1 W/mk and a thermal barrier is formed.
  • the inner temperature is increased with this thermal barrier formed on the engine block and thus the temperature of the exhaust gas is increased.
  • the temperature of the exhaust gas increases approximately 40-50 °C.
  • heat recovery unit operates efficiently and fuel consumption is reduced with the energy obtained.
  • Zirconium, yttrium, titanium, hafnium, aluminum, silisium, lanthanum based, ceramic based materials can be used separately or in combination as coating material in order to form thermal barrier.
  • Figure 1 is the schematic view of the combustion system with a heat recovery unit.
  • the inventive combustion system (1) comprises
  • At least one inlet manifold (4) wherein the air coming from the compressor (3) is transferred to the cylinders, - at least one cylinder block and cylinder head (5) wherein the cylinders are located, which bears the engine components and which is coated in order to increase the temperature of the exhaust gas,
  • At least one piston (6) which is located inside the cylinder block and the cylinder head (5) and which converts combustion energy into mechanical energy
  • At least one exhaust manifold (7) to which the burnt gases coming out of the cylinder block and the cylinder head (5) are transferred
  • At least one waste heat recovery unit (10) which is used to recover thermal energy obtained from the gases the temperatures of which are increased at the outlet of the turbine (9).
  • the air is sucked from the outer environment and taken inside the combustion system (1) through the air suction pipe (2).
  • the air which is sucked comes to the inlet manifold (4) after being compressed.
  • the inlet manifold (4) transfers the air inside the cylinder block and the cylinder head (5).
  • Air- fuel mixture burns inside the cylinder block and the cylinder head (5) upon being compressed by the pistons (6).
  • the gasses generated as a result of combustion in the cylinder block and the cylinder head (5) are transferred to the exhaust manifold (7) and then to the EGR valve (8) from there in order to be used again.
  • the gases which are not transferred to the EGR valve (8) are transferred to the turbine (7) located at the outlet of the exhaust manifold (7), and to the waste heat recovery unit (10) via the turbine (9).
  • the gases that are not used (waste) in the waste heat recovery unit (10) are discharged via the exhaust pipe (1 1).
  • the recovery efficiency of the waste heat recovery unit (10) is in direct proportion with the temperature of the gases entering into the unit (10). As the temperature of the gases entering into the heat recovery unit (10), the ratio of the recovery also increases. The increase in recovery rate reduces the fuel consumption. The fuel consumption is reduced at a certain rate depending on the increase in the temperature of the gases entering into the heat recovery unit (10).
  • the gases generated as a result of the combustion in the engine come to the exhaust manifold (9), they enter into the turbine (9) and to the heat recovery unit (10) from there.
  • the temperature of the gases entering into the heat recovery unit (10) is high as much as the temperature of the gases coming to the exhaust manifold (7).
  • Sending gases at high temperatures to the exhaust manifold (7) enables to directly send gas at high temperatures to the heat recovery unit (10).
  • the parts of the cylinder block and the cylinder head (5) facing the combustion chamber and preferably the pistons (6) are coated in order to form thermal barrier.
  • the cylinder block and the cylinder head (5) is coated with a material preferably in thickness of 0-1 mm, and the conductivity coefficient of which is 0.0001-1 W/mk, and a thermal barrier is formed.
  • the internal temperature is increased with the thermal barrier formed on the cylinder block and the cylinder head (5).
  • the temperatures of the gases going to the exhaust manifold (7) increase between 40- 50 °C.
  • zirconium, yttrium, titanium, hafnium, aluminum, silisium, lanthanum based, ceramic based materials can be used separately or in combination as coating material in order to form thermal barrier.
  • the temperatures of the gases entering into the exhaust manifold (7) and the turbine (9) increase by coating the cylinder block and the cylinder head (5) and preferably the pistons (6) such that a thermal barrier is formed.
  • the said high temperature of the gases enables the heat recovery unit (10) to work more efficiently. Therefore, the thermal energy generated by increasing the temperature of the exhaust gas is recovered by being utilized in the heat recovery unit (10) without being discharged from the exhaust pipe (1 1).
  • the exhaust manifold (7) is coated with the thermal barrier.
  • the exhaust manifold (7) is preferably coated with a material in thickness of 0-1 mm and the conductivity coefficient of which is between 0.0001-1 W/mk, and thus the temperature of the gases are increased or maintained. Zirconium, yttrium, titanium, hafnium, aluminum, silisium, lanthanum based, ceramic based materials can be used separately or in combination as coating material.
  • thermal barrier is also formed on the exhaust manifold (7) and thus the temperature of the gases are increased and maintained.
  • zirconium, yttrium, titanium, hafnium, aluminum, silisium, lanthanum based, ceramic based materials can be used separately or in combination in order to form thermal barrier in the turbine (9). Therefore a thermal barrier is also formed on the turbine (9) and thus the temperature of the gases are increased and maintained.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Ceramic Engineering (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Supercharger (AREA)

Abstract

L'invention est essentiellement un système de combustion pourvu d'une unité de récupération de chaleur (1) dans lequel toute la température des gaz d'échappement est activée pour augmenter par revêtement du piston (6), du bloc-cylindres et de la culasse (5) avec un revêtement spécial et potentiellement de l'énergie déchargée est utilisée à l'aide d'une unité de récupération de chaleur perdue (10) au lieu de décharger cette augmentation.
PCT/TR2014/000311 2013-09-03 2014-09-03 Système de combustion pourvu d'une unité de récupération de chaleur WO2015034448A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
TR201310387 2013-09-03
TR2013/10387 2013-09-03
TR201410298 2014-09-03
TR2014/10298 2014-09-03

Publications (1)

Publication Number Publication Date
WO2015034448A1 true WO2015034448A1 (fr) 2015-03-12

Family

ID=52114041

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/TR2014/000311 WO2015034448A1 (fr) 2013-09-03 2014-09-03 Système de combustion pourvu d'une unité de récupération de chaleur

Country Status (1)

Country Link
WO (1) WO2015034448A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10428713B2 (en) 2017-09-07 2019-10-01 Denso International America, Inc. Systems and methods for exhaust heat recovery and heat storage

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568723A (en) * 1967-06-23 1971-03-09 Du Pont Metal-ceramic composite structures
GB1481057A (en) * 1973-09-28 1977-07-27 Eberspaecher J Purification of exhaust gases of liquid fuel i c engines
WO1993013245A1 (fr) * 1991-12-24 1993-07-08 Detroit Diesel Corporation Revetement formant une barriere thermique et procede de depot sur les surfaces des composants d'un chambre de combustion
US5477820A (en) * 1994-09-29 1995-12-26 Ford Motor Company Thermal management system for heat engine components
GB2307193A (en) * 1995-11-17 1997-05-21 Daimler Benz Ag Combustion engine and method for applying a heat-insulating layer
CN201016573Y (zh) 2006-11-24 2008-02-06 华中科技大学 能同时回收余热和脱除污染物的废气处理装置
US20090314005A1 (en) * 2007-12-21 2009-12-24 Green Partners Technology Gmbh Piston engine systems and methods
CN201696124U (zh) 2010-06-08 2011-01-05 德州学院 发动机排气废热回收利用装置
CN102678235A (zh) 2012-06-13 2012-09-19 苏州鑫瑞汽车节能技术有限公司 一种内燃机动力辅助***
CN102777247A (zh) 2012-08-04 2012-11-14 张英华 储热燃烧式发动机

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568723A (en) * 1967-06-23 1971-03-09 Du Pont Metal-ceramic composite structures
GB1481057A (en) * 1973-09-28 1977-07-27 Eberspaecher J Purification of exhaust gases of liquid fuel i c engines
WO1993013245A1 (fr) * 1991-12-24 1993-07-08 Detroit Diesel Corporation Revetement formant une barriere thermique et procede de depot sur les surfaces des composants d'un chambre de combustion
US5477820A (en) * 1994-09-29 1995-12-26 Ford Motor Company Thermal management system for heat engine components
GB2307193A (en) * 1995-11-17 1997-05-21 Daimler Benz Ag Combustion engine and method for applying a heat-insulating layer
CN201016573Y (zh) 2006-11-24 2008-02-06 华中科技大学 能同时回收余热和脱除污染物的废气处理装置
US20090314005A1 (en) * 2007-12-21 2009-12-24 Green Partners Technology Gmbh Piston engine systems and methods
CN201696124U (zh) 2010-06-08 2011-01-05 德州学院 发动机排气废热回收利用装置
CN102678235A (zh) 2012-06-13 2012-09-19 苏州鑫瑞汽车节能技术有限公司 一种内燃机动力辅助***
CN102777247A (zh) 2012-08-04 2012-11-14 张英华 储热燃烧式发动机

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10428713B2 (en) 2017-09-07 2019-10-01 Denso International America, Inc. Systems and methods for exhaust heat recovery and heat storage

Similar Documents

Publication Publication Date Title
US20090056331A1 (en) High efficiency integrated heat engine (heihe)
WO2008148256A1 (fr) Moteur à deux temps
US11066974B2 (en) Internal combustion engine waste heat utilization system
CN103644026B (zh) 余热加力气动内燃机
CN110469399B (zh) 一种液态空气和燃油双能源混合动力式发动机
WO2014066129A1 (fr) Liquide de refroidissement moteur automobile et système de chauffage
US8683988B2 (en) Systems and methods for improved engine cooling and energy generation
EP2384395B1 (fr) Système de récupération d'énergie pour moteur à combustion interne
WO2014183636A1 (fr) Unité de moteur à vapeur à courant continu à combustion interne supercritique
EP1966476B1 (fr) Moteur a combustion interne et echangeur thermique du type rge pour celui-ci
WO2015034448A1 (fr) Système de combustion pourvu d'une unité de récupération de chaleur
CN108643994B (zh) 一种车载发动机排气能量多级联合回收装置
JP2006242165A (ja) 排気ガス利用水蒸気爆発エンジン
CN110388241B (zh) 一种汽车发动机废热回收热力循环***
Kasturi et al. Effect of inlet air preheating on exhaust gases in single cylinder IC engine
CN108644021B (zh) 一种车载发动机排气能量多级联合回收控制方法
CN201599096U (zh) 高效高温型内外混燃气轮机
RU78527U1 (ru) Поршневой двигатель
CN203756325U (zh) 余热加力气动内燃机
CN102661194A (zh) 一种发动机排气能量回收***
EP3225808B1 (fr) Moteur composé
CN102168613B (zh) 万能燃料发动机
WO2014127146A1 (fr) Systèmes et procédés pour un meilleur refroidissement de moteur et une meilleure production d'énergie
CN113756941A (zh) 车辆动力装置
CN1680704A (zh) 综合高效热机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14814708

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2016/02467

Country of ref document: TR

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14814708

Country of ref document: EP

Kind code of ref document: A1