experimental investigation of performance and

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thermal efficiency, specific fuel consumption, cyl- inder pressure, heat ... hydrogen in internal combustion engines [5, 6, 7]. Furthermore, since ... combustion engines. .... Acetylene. Hydrogen. Methane. Formula. C2H2. H2. CH4. Density [kg/m3]. 1.092. 0.08 ..... is defined as the rate at which the chemical energy of the fuel is.
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 +$%!"' ")&''#"#$%#%!" "!&&#"&#"&""( , ', "!'""', ",%#"  "&  &3:7;'/=A7B7=3@7;3@=132C@3A B3; )/:C3 Engine speed [rpm] 1500 Load [Nm] 30 Hydrogen in acetylene (vol.) From 0 to 78.5 % Methane in acetylene (vol.) From 0 to 100 % Excess air ratio 1.3-2.8           

  

          

  







 

 

















      















      

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