What is the air-fuel ratio (mass basiS) at 20 7% excessS al

Q: Why does the rate of heat release make a peak at the beginning of the Diesel combustion and drop?

A: During the combustion phase in Diesel Engine, air is compressed in the cylinder and into this…

Q: Given the ultimate/gravimetric analysis of coal as follows: C=81.95%, H2 = 4.63%, S=0.96%, N2=1.3%,…

A: Carbon (C) = 81.95%Hydrogen (H2) = 4.63%Sulfur (S) = 0.96%Nitrogen (N2) = 1.3%Oxygen (O2) = 5.75%Ash…

Q: Q₁) You have the following types of the fuel C₂H6, C8H18, and C₂H6O. Decide which fuel is better…

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Q: Explain why constant-volume combustion gives a higher indicated fuel conversion efficiency than…

A: We are assuming a condition that the heat supplied for both the engines are same along with…

Q: Which of the following can be used as fuel in compressed form? a. Petrol b. Natural Gas c. Coal d.…

A: Natural gas is fuel mainly consists of hydrocarbon which is found naturally. It's main component is…

Q: A fuel oil having a 26oAPI determines the lower heating value of the fuel. a. 42,005.75 kJ/kg b.…

A: Given data   A fuel oil has 26° API We have to find the lower heating value of the fuel.

Q: How can we calculate air enthalpy change?

A: The change in the enthalpy is the content of heat or it can be defined as the amount of heat that…

Q: Illustrate, Label and Discuss the following on fuel processes: a)Distillation

A: given; Illustrate, Label and Discuss the following on fuel processes: (a) Distillation

Q: Pump gasoline may contain a small amount ofalcohol. Name three problems that can occur ifthere is an…

A: A minor quantity of alcohol may be present in pump gasoline. A allowed level of alcohol in…

Q: energy balance

A: for writing energy balance for any combination process we need to some factors like-1- Energy…

Q: Q1//Ethane (CnH2n+2 ) is burned with atmospheric air. The analysis of the products on a dry basis is…

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Q: 3.3 the percentage analysis, by volume, of the exhaust gases for complete combustion.

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Q: 1. In an ideal dual combustion cycle, what is the pressure at the beginning of constant pressure…

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Q: Diesel Fuel C14.4H24.9 is burned with atmospheric air in a stoichiometric ratio. The total number of…

A: Given: Diesel fuel=C14.4H24.9

Q: When are mixtures termed as fuel rich in internal combustion engine?

A: The AFR is related to a mixture of air and fuel. The AFR is important to measure for anti-pollution…

Q: Heating fuels, also known as heating oils, are heavier so they are developed towards the end of the…

A: Solution:

Q: esel fuel having achemical formal C14, 4A 24,9 is burned in an engine at fuel air equivalence ratio…

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Q: The fuel cell has moving parts.

A: The fuel cell has ________ moving parts. Answer: No

Q: The orsat analysis of the excesses gases from a diesel engine using hydrocarbon fuel is given CO,…

A: The orsat analysis is given as : aC+bH+dO2+7621N2→8.2CO2+0.85CO+9.8…

Q: I) C,H, is burned in an engine with a rich fuel-air ratio. Dry analysis of the exhaust gives the…

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Q: CH, is burnt with a stoichiometric amount of air. The total number of moles in the products will be.…

A: Solution:

Q: Answer the following question: 1. Write down the procedures for “aircraft refueling”?

A: The act of transferring aviation fuel from one military aircraft (the tanker) to another (the…

Q: For dry saturated steam the value of specific entropy is equals to  a. zero b. sg c. sf d. sfg

A: For saturated liquid the entropy is represented with sf For wet steam, the entropy is represented…

Q: In a LPG fuelled truck, (85% propane and 15% butane by volume), 5% (by volume, dry) oxygen is…

A: Given- LPG is made up of 85% propane and 15% butane Let Assume we have 100 mole of LPG, then we will…

Q: For complete combustion of diesel oil (CigH30) with 100% dry air, find the theoretical air-fuel…

A: Formula for theoretical air (moles) for CxHy fuel a = x + y/4

Q: What is the air-fuel ratio (mass basis) at 200 % excess air?

A: Air–fuel ratio: It is the ratio of the mass flow rate of fresh air to fuel in ideal or stochiometric…

Q: An advantage of using natural gas, rather than oil, as a fuel is that natural gas is?

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Q: 2. Octane gasoline C2 H5OH, is burned with theoretical air. Calculate a. A/F ratio on mole basis b.…

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Q: Q7. The mass of air needed for complete combustion of 1 kg of propane -:(Сзн8) is

A: Chemical expression of air is O2 + 7921N2. Stoichiometric equation:- C3H8 + 5O2+7921N2 → 3CO2 +…

Q: technician A says lean ratio of 15:1 to 16:1 provide the best fuel economy. technician B says rich…

A: Air/Fuel ratio: The air/fuel ratio is defined as the ratio of the amount of air to the amount of…

Q: 4. What do you understand by exhaust blow-down loss?

A: Solution (4): In an actual cycle, after the compression stroke, the expansion stroke or power stroke…

Q: 1.hydrocarbon fuel of CH is burned in steady flow combustion chamber with 85% theoretical air,…

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Q: 1. A winter fuel has 10% and 90% evaporation temperatures of 122°F and 360°F with midpoint boiling…

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Q: Can we use water as fuel?

A: Fuel: It is a material or a fluid that used to produce energy (heat) by burning in presence of…

Q: I want the theory part about the Reid vapor pressure of petroleum products with same details

A: Introduction: Vapor pressure of any substance is the pressure exerted by the gaseous phase of the…