Department of Energy Engineering Contact: www.energia.bme.hu.

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Presentation transcript:

Department of Energy Engineering Contact:

Department of Energy Engineering2 Exhaust Gas Analysers HORIBA MEXA-8120F NOVA particle measuring system Related research result to topic No. 108 (Understand combustion and emission sensitivity to fuel properties and alternative fuels (bio-diesel))

Department of Energy Engineering3 CI ICEngine test Systems CFR Cetane Rating Engine Brake system for ESC tests

Department of Energy Engineering4 Results Heat Release of Different Fuels Comparison of Sunflower and Rapeseed Oils with common Diesel Fuel (in g/kWh, measured by ESC)

Department of Energy Engineering5 Utilisation of high proof grade crude alcohol in low-scale dual fuel diesel engine Alcohol Injector (primary fuel) Diesel Fuel Injector (Secondery fuel) Related research result to topic No. 4 and 115 (Identify/develop promising technologies capable of controlling HC emissions from lean-burn engines (esp. Diesels) at low exhaust temperatures (as low as 150c) characteristic of advanced combustion processes, such as PCI and HCCI, Novel combustion systems for multi-fuel engines.)

Department of Energy Engineering6 Benefits of the dual fuel diesel engines High compression ratio therefore high efficiency, Qualitative control, therefore high efficiency on part load, Flexible for fuels, (crude alcohol, biogas, methanol,…..) Decreasing PM, …..

Department of Energy Engineering7 Investigation of injection system 3,2 bar 27 °C 3,2 bar 62 °C 5 bar 27 °C 5 bar 62 °C

Department of Energy Engineering8 Some experimental sets

Department of Energy Engineering9 Results (P e =24 kW) The electrical efficiency, NOx and FSN in the function of the injection advance in case of different alcohol amount at full power (the injected alcohol amount is in mass percentage).

Department of Energy Engineering10 SI ICEngine test Systems BASF Octane Rating Engine Brake system for Enige tests, with VAMs ECU Related research result to topic No. 98 and No. 18 (User-friendly and systematic calibration tools: envelop methodology for optimal calibration of advanced engines with various control inputs, e.g. flexible fuel injection timing, spark advance, variable cam phasing and lift, EGR, compression ration, and flexible fuel.) (Determine the impact of plug in hybrids and wide spread E-85 use on atmospheric pollutants)

Department of Energy Engineering11 Results-1 The THC and CO emission as a function of the alcohol content of the fuel Total nitrogen oxide emission at the modes of the ESC cycle with different fuels

Department of Energy Engineering12 Results-2 Maximal torque at different speed, in case of different fuel types