department of energy engineering contact:
TRANSCRIPT
Department of Energy Engineering
Contact: www.energia.bme.hu
Department of Energy Engineering 2
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 Engineering 3
CI ICEngine test Systems
CFR Cetane Rating Engine
Brake system for ESC tests
Department of Energy Engineering 4
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 Engineering 5
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 Engineering 6
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 Engineering 7
Investigation of injection system
3,2 bar27 °C
3,2 bar62 °C
5 bar27 °C
5 bar62 °C
Department of Energy Engineering 8
Some experimental sets
Department of Energy Engineering 9
Results (Pe=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 Engineering 10
SI ICEngine test Systems
BASF Octane Rating Engine
Brake system forEnige 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 Engineering 11
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 Engineering 12
Results-2
Maximal torque at different speed, in case of different fuel types