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Heat release of diesel engine fuelled with RME

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EN
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EN
Characteristics of the relative heat release quantity during combustion process have been appointed basing on the analysis of 100 engine work cvcles received from experimental indicator diagrams. Indicator diagrams were obtained at work of the engine according to the external speed engine characteristics. The analysis of indicator diagrams of the engine oriented on to calculating characteristics of the heat release was realized at the regard of the change composition and the working charge quantity of kilo mole during combustion process and at neglect of losses of heat caused with the dissociation combustion products. The quantity heat exchanged between the working charge and walls combustion chamber was appointed basing on the empirical dependence for coefficient proposed by Woschni. Basic technical data of the AD3.152UR test engine, basic physical and chemical properties of fuels used in the researches, research stand scheme, scheme of the measurement system for fas t changing quantities in piston compression ignition engine, changes in the injector needle lift, fuel pressnre in the injection duet, open indicator diagram, exemplary averaged changes in the fuel pressure ralues in the injection duet as the function of crankshaft rotation angle, values of the maximum pressure differences in the nozzle and the engine cylinder, values of spray fuel jet penetration, graphic presentation of the method for the determination of ignition delay angle, values of self-ignition delay angle in an engine, analyses of the relative quantity and rate of the heat release during combustion are presented in the paper.
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autor
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  • Technical University of Kielce Tysiąclecia Państwa Polskiego Av. 7, 25-314 Kielce, Poland tel.: +41 3424344,fax:+41 3424517, silspal@tu.kielce.pl
Bibliografia
  • [1] Abramowicz ,G. N., Theory of Turbulent Jets. MIT Press Cambridge, Mass., 1963.
  • [2] Ambrozik, A., Selected Issues of Heat Processes in Piston IC Engines (in Polish). Kielce University of Technology Publishing House, Kielce 2003.
  • [3] Falkowski, H., Injection Systems in Diesel Engines (in Polish). WKŁ, Warsaw 1989.
  • [4] Orzechowski, Z., Prywer, J., Liquid Spraying (in Polish). WNT, Warsaw 1991.
  • [5] PKN ORLEN S.A, Trzebinia Refinery, Fuel Quality Certificates (in Polish), 2006.
  • [6] Technical documentation of the measurement stand for fast changing parameters (in Polish), IEPiM, Radom 2001.
  • [7] A Comprehensive Analysis of Biodiesel Impacts on Exhaust Emissions, United States Environmental Protection Agency, Technical Report EPA 420-P-02-001, 2002.
  • [8] Chiodi M., Bargende M., Improvement of Engine Heat-Transfer Calculation in the Three-Dimensional Simulation Using a Phenomenological Heat-Transfer Model, SAE Paper No.2001-01-3601, 2001.
  • [9] Chomiak, J., Podstawowe problemy spalania, PWN, Warszawa, 1977.
  • [10] Jankowski A., Jarosiński J., Ślęzak M., Evaluation of Heat Transfer from Combustion Gases to Combustion Chamber Walls of Piston Engines, Proc. 12th EAEC European Automotive Congress, Bratislava 2009.
  • [11] Jankowski, A., et al Exhaust Emission Reduction Problems of Internal Combustion Fuelled with Biofuels, p. 93-108, Journal of KONES. Internal Combustion Engines. Vol. 10, No 3-4, Warsaw 2003.
  • [12] Jankowski, A., et al, Measurement of Drop Size Distribution in Fuel Sprays by Laser Methods, p. 334-345, Journal of KONES. Internal Combustion Engines. Vol. 8, No 3- 4, 2001, Permanent Committee of KONES, Warsaw 2001.
  • [13] Jankowski, A., et al, Rape Seed Oil Methyl Ester Fuel as Alternative Diesel Fuel for High Speed Diesel Engines for Urban Buses, pp. 105-109, ICE - Vol. 24, Ed. ASME, New York 1995.
  • [14] Rasch, F., Digital diagnostics of combustion process in piston engine. Recent Advances In Mechatronice. Springer-Verlag Berlin Heidelberg 2007.
  • [15] Saeed F., Al-Garni A. Z., Numerical Simulation of Surface Heat Transfer from an Array of Hot Air Jets, Proc. 25th AIAA Applied Aerodynamics Conference, 2007, Miami, FL, AIAA Paper 2007-4287, 2007.
  • [16] Scott B. Fiveland and Dennis N. Assanis, A Four-Stroke Homogeneous Charge Compression Ignition Engine Simulation for Combustion and Performance Studies, SAE Paper No. 2000-01-0332, 2000.
  • [17] Sugihara T., Shimano K., Enomoto Y., Suzuki Y., Emi M., Direct Heat Loss to Combustion Chamber Walls in a DI Diesel Engine, Development of Measurement Technique and Evaluation of Direct Heat Loss to Cylinder Liner Wall, SAE Paper 2007-24-0006, 2007.
  • [18] Wimmer, A., Quasi-dimensional Modeling of Charge Motion for the Simulation of Combustion and Heat Transfer, 4th Stuttgart International Symposium, 2001.
  • [19] Woschni, G., A Universally Applicable Equation for the Instantaneous Heat Transfer Coefficient in the Internal Combustion Engine, SAE Paper No. 670931, SAE Transactions, vol. 76, 1977.
Typ dokumentu
Bibliografia
Identyfikator YADDA
bwmeta1.element.baztech-article-BUJ7-0017-0043
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