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Thermodynamics
6. A certain natural gas has the following volumetric analysis: 65 percent CH4, 8 percent...
A natural gas fuel consists of the following volumetric composition: Methane, CH4: 92.5 % Ethane, C2H6:...
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.
Gaseous fuel has the following volumetric composition CH4 0.38, H2 0.26 , N2 0.06 CO 0.26, CO2 0....
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
Problem 4 A fuel gas has a composition by volume of: 50% H2 , 6% CO2,...
Problem 4 A fuel gas has a composition by volume of: 50% H2 , 6% CO2, 4% N2 , 40% CO. The dry exhaust gas analysis (% by volume) of the actual combustion process indicates 9.2% CO2, 0% CO, some O2. Recall that for gases, volumetric composition is the same as molar composition. (a) What air/gas ratio (by volume) is required for stoichiometric combustion? (m? air/ m² fuel gas) (b) What air/gas ratio (by volume) has actually been used? (m’...
H.W.6.17. A boiler is supplied with coal gas of the following composition: 53.6% H2, 9% CO,...
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 liquid fuel containing Co and H2, was burned using excess air. Its Orsat analysis of...
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...
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.
3. A natural gas has the following molar analysis: CH,, 76%; C2H,, 896; CH, 3%, CHio,...
3. A natural gas has the following molar analysis: CH,, 76%; C2H,, 896; CH, 3%, CHio, 400; N2, 9%. The gas is burned with dry air, giving products having a molar analysis on a dry basis: CO,, 6%; CO, 1%; 02, 7%; N,, 86%. Determine the air-fuel ratio on a molar basis. Assuming ideal gas behavior for the fuel mixture, determine the amount of products in kmol that would be formed from 100 m of fuel mixture at 300 K...
1. The volumetric analysis of flue gas from combustion of methane in a gas boiler is...
1. The volumetric analysis of flue gas from combustion of methane in a gas boiler is measure to be as follow. 02 CO2 10.50% 3.00 CO 0.0 N2 86.5 100% Determine: a. Combustion equation b. Percentage of excess air. c. Air fuel ratio (A/F) d. Dew point temperature of the combustion product
A mixture of gas has the following volumetric analysis 0.29 CO, 0.12 H2 , 0.03 CH4...
A mixture of gas has the following volumetric analysis 0.29 CO, 0.12 H2 , 0.03 CH4 , 0.04 CO2 ,0.52 N2, Calculate the values of Cp, Cv in kJ/mole K. The values of Cp for the constituents are: for CO, Cp=35.8kJ/mole K, for H2 ,Cp=28.89kJ/mole K, for CH4, Cp=35.8kJ/mole K, for CO2 ,Cp =37.22 kJ/mole K , for N2 , Cp=29.14kJ/mole K
4. a. (18 points) Ethane (CH) is burned with dry air, giving the products having a...
4. a. (18 points) Ethane (CH) is burned with dry air, giving the products having a molar analysis on a dry basis: CO2, 7.8%; CO, 0.2%, 02, 7%; N2, 85% (actual combustion). Determine: (3 points each) (a) the stoichiometric air-fuel ratio. (b) the actual air fuel ratio on molar and mass bases based on the given products of combustion. (c) the gravimetric wet analysis (mass fractions) of the products of the actual combustion. (d) the gas constant of the products...
Problem 4 A fuel gas has a composition by volume of: 50% H2 , 6% CO2, 4% N2 , 40% CO. The dry exhaust gas analysis (% by volume) of the actual combustion process indicates 9.2% CO2, 0% CO, some O2. Recall that for gases, volumetric composition is the same as molar composition. (a) What air/gas ratio (by volume) is required for stoichiometric combustion? (m? air/ m² fuel gas) (b) What air/gas ratio (by volume) has actually been used? (m’...
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.
3. A natural gas has the following molar analysis: CH,, 76%; C2H,, 896; CH, 3%, CHio, 400; N2, 9%. The gas is burned with dry air, giving products having a molar analysis on a dry basis: CO,, 6%; CO, 1%; 02, 7%; N,, 86%. Determine the air-fuel ratio on a molar basis. Assuming ideal gas behavior for the fuel mixture, determine the amount of products in kmol that would be formed from 100 m of fuel mixture at 300 K...
1. The volumetric analysis of flue gas from combustion of methane in a gas boiler is measure to be as follow. 02 CO2 10.50% 3.00 CO 0.0 N2 86.5 100% Determine: a. Combustion equation b. Percentage of excess air. c. Air fuel ratio (A/F) d. Dew point temperature of the combustion product
4. a. (18 points) Ethane (CH) is burned with dry air, giving the products having a molar analysis on a dry basis: CO2, 7.8%; CO, 0.2%, 02, 7%; N2, 85% (actual combustion). Determine: (3 points each) (a) the stoichiometric air-fuel ratio. (b) the actual air fuel ratio on molar and mass bases based on the given products of combustion. (c) the gravimetric wet analysis (mass fractions) of the products of the actual combustion. (d) the gas constant of the products...
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