Portable LTCC gas viscometer for determining Wobbe number
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This work is part of ongoing research on stationary natural gas engines equipped with unscavanged prechambers. Spark ignition inside the prechamber has been successfully proven with natural gas as well as biogas, reducing emissions while keeping good effic ...
Gaseous fuels produced, for example, by waste or agricultural by-products fermentation (biogas) can be burned in-situ by cogeneration systems like spark- ignition internal combustion engines. However, the more and more stringent legislation for exhaust gas ...
Gaseous fuels produced, for example, by waste or agricultural by-products fermentation (biogas) can be burned in-situ by cogeneration systems like spark-ignition internal combustion engines. However, the more and more stringent legislation for exhaust gas ...
Natural Gas is one of the few truly viable alernatives to liquid fuels which does not significantly alter the user’s perception of the vehicle. Natural gas has several major advantages, particularly in terms of environmental impact however a number of obst ...
The object of this work is to test the unscavenged prechamber ignition system on a 150 kW cogeneration engine feed with biogas. The engine performances in term of fuel conversion efficiency are observed and the reduction potential f the exhaust emissions b ...
The modelling of natural gas combustion with detailed as well as reduced kinetic mechanisms has been subject to many publications already. Most of the mechanisms are validated at higher temperatures and ambient pressures. Only recently - in parallel to a g ...
THE ENVIRONMENTAL IMPACT OF NATURAL GAS VEHICLES The natural gas vehicle (NGV) presents one of the few options to current automobile related environmental problems that is both feasible with today’s technology and commercially viable. NGV technology is not ...
Natural Gas is one of the few truly viable alernatives to liquid fuels which does not significantly alter the user’s perception of the vehicle. Natural gas has several major advantages, particularly in terms of environmental impact however a number of obst ...
Ausgehend von der im Abschlussbericht des OMEGAZ Projektes geschilderten Arbeit wurde eine umfassende Testreihe mit verschiedenen Fahrzyklen durchgefuehrt, um die tatsaechlichen Emissionen von mit Erdgas betriebenen Fahrzeugen mit den von benzinbetriebenen ...
Tests were undertaken with a Renault Express 1.4 litre converted to natural gas operation. The effect of cold starts at cold temperatures and vehicle weight on tail pipe emissions were investigated with petrol and natural gas operation over the FTP75 and t ...