Problem 4 A fuel gas has a composition by volume of: 50% H2 , 6% CO2,...
Gaseous fuel has the following volumetric composition CH4 0.38, H2 0.26 , N2 0.06 CO 0.26, CO2 0.04. Find Stoichiometric air/fuel ratio by volume and the corresponding wet and dry volumetric analyses of the products of combustion
H.W.6.17. A boiler is supplied with coal gas of the following composition: 53.6% H2, 9% CO, 25% CH4, 3% C4H8, 0.4% O2, 3% CO2, 6% N2. If the air fuel ratio is 6.5/1 by volume, calculate the analysis of the dry products of combustion by volume.
A natural gas fuel consists of the following volumetric composition: Methane, CH4: 92.5 % Ethane, C2H6: 3.7 % Propane, C3H8: 0.8 % Nitrogen, N2: 3 % (a) Write out the complete combustion equations for all the combustible constituents individually. (b) Calculate the stoichiometric air to fuel (A/F) ratio on a volume basis. (c) Determine the wet volumetric analysis of the combustion products. (d) Find the dry volumetric analysis of the combustion products.
Thermodynamics 6. A certain natural gas has the following volumetric analysis: 65 percent CH4, 8 percent H2, 18 percent N2, 3 percent O2, and 6 percent CO2. This gas is now burned completely with the stoichiometric amount of dry air. What is the air-fuel ratio for this combustion process, and the equivalence ratio?
A liquid fuel containing Co and H2, was burned using excess air. Its Orsat analysis of the combustion gas is 5.34% CO2, 13.23% O2 and 81.43% N2. The molal humidity of the product is 0.179 mol water vapor/mol of dry gas. Calculate percent composition by weight of the liquid fuel.
A liquid fuel containing Co and H2, was burned using excess air. Its Orsat analysis of the combustion gas is 5.34% CO2, 13.23% O2 and 81.43% N2. The molal humidity of the product is 0.179 mol water vapor/mol of dry gas. Calculate percent composition by weight of the liquid fuel.
Question 1 25 Marks A fuel consisting of carbon, hydrogen, sulphur, oxygen and non-combustible is burnt under excess air conditions. A bomb calorimeter test gives the fuel energy content of 38.5 MJ/kg and after combustion the mass of ash is 5% of the original mass of fuel burnt. The percentage analysis of the exhaust gas yields (by basis) mass CO2 H20 N2 SO2 14.2% 15% 69.5% 0.3% O2 1% For this combustion calculation, assume 23% O2 and 77% N2 in...
> Consider that the composition of an automotive engine fuel is represented by C^Hi8 (a) How many cubic feet per minute of air is required by a 4- stroke engine with a displacement volume of 3200.3 ? (b) Now consider that the exhaust emissions contain 2000 ppm of CO, 100ppm of HC, and 50 ppm of NO. If the stoichiometric amount of air is used for combustion, determine the pounds per minute of CO, HC, and NO emitted. The engine...
furnace uses a producer gas of the following analysis 5.3% CO2, 21.1% CO, 15.3% H2, 1.0% CH4 and 57.3% N2. The flue gases contain14,1% CO2, 2.3% O2 and 83.6% N2. Calculate the percentage air used for combustion.
Help with a combustion problem! A flame exhaust has the composition (by volume) of 14% CO2, 2% O2, 12% H20, the rest N2 and a flame temperature of 1900 K at a pressure of 31 atm. Calculate the equilibrium mole fraction of H from the dissociation reaction: H2O H2H + 1202 Assume that the effect on the mole fractions of the major species is negligible.