NOX emissions increase as combustion temperatures increase.

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

A:

Q: Time interval between ignition initiation and the actual start of combustion.

A:

Q: The uncontrolled NOx exhaust emission rate on a new U.S. passenger car is about 3.0 gfarile. The…

A: Given: The current exhaust = 3 g/mile Standard emission reqired = 0.4 g/mile

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: Explain the steps involved in disconnecting a multiport fuel injection

A: Multi-port injection is the air/fuel delivery system used on most new cars. It offers more accurate…

Q: IC ENGINE -  WHICH OF THE FOLLOWING IS NOT A GOOD PROPERTY OF FUEL ?  1. No emission of smoke  2.…

A: WHICH OF THE FOLLOWING IS NOT A GOOD PROPERTY OF FUEL ?  We uses fuel to produce power by ignition…

Q: Nitrogen = 2% Hydrogen = 8% Sulfur = 1%   With 3% excess air, Determine the following:…

A:

Q: Write down the methods of reducing NOx emissions in a combustion system.

A: The methods to reducing NOx emissions in a combustion system of engine are Flue gas recirculation,…

Q: Write the complete combustion of the following fuel C2H5OH   ? Internal combustion engine

A: To write : Complete combustion of C2H5OH in internal combustion engines.  Heat will produce due to…

Q: Determine the actual air-fuel ratio of Butane (C4H10) with 200% stoichiometric air (100% excess…

A: Air fuel ratio = 3.25

Q: 2. Determine the stoichiometric air-fuel ratio of 1 kg butane, assume complete combustion.

A:

Q: Q 1 Determine the air-fuel ratio for the complete combustion of n-Butane (C4H10) with a) theoretical…

A: Answere100mol C4H10complete combustion  of 100% of n butane C4H10+132O2→4CO2+5H2OAccording to…

Q: What is the testing procedure for diesel systems as outlined by the national environment protection…

A:

Q: 1) Which one of the following is an undesirable byproduct of combustion in IC engines that is caused…

A:

Q: What is required for a combustile mixture A. OXYGEN B. FUEL C. WATER

A: What is required for a combustile mixture. Answer: A. OXYGEN, B. FUEL

Q: Which of the following statements about carbondioxide is not true?a. CO2 levels are highest when the…

A: Solar and wind energy are examples of renewable energy sources that do not emit carbon dioxide…

Q: For 15% excess air supply, calculate the actual amount of air required for the combustion of ethane,…

A: 2C2​H6​+7O2​→4CO2​+6H2​O so 2 mole of C2H6 require 7 mole of Oxygen  1  mole requires 3.5 Mole…

Q: Determine the computed air fuel ratio of ethanol (C2H5OH)

A:

Q: i. At what point in time will the emission rates be the same? ii. What reduction in emissions…

A: For solution refer below images.

Q: 1. A) Draw the mean effective pressure vs specific fuel consumption at constant speed and constant…

A: Mean effective pressure  The mean powerful tension (MEP) is an amount connecting with the activity…

Q: fuel additive are being discussed. technician A says adding oxygenates to gasoline increases fuel…

A: Given :- technician A says adding oxygenates to gasoline increases fuel economy. Technician B says…

Q: Fuel oil C12H26 is burned in air at atmospheric pressure. The ORSAT analysis of the product are: 02…

A:

Q: The fuel used in the diesel engine is C10H22. The air in the engine inlet and the exhaust gases in…

A: Given dataFuel used C10H22 To determine a] How much energy lost due to incomplete combustion of one…

Q: Give an definition of the heating value of gasoline.

A: Heating value: It is the amount of heat produced in a combustion process on the completion of…

Q: 12) Which one of the following is correct about Exhaust Gas Recirculation? O It increases the NOx…

A:

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: 1. An engine operates with 25% excess air using an unknown fuel (C,H,). Determine the equivalence…

A: Let us take, Stochiometric air/fuel ratio = (AF)Stoch   It is given that, the actual air intake has…

Q: Q4. the AF ratio is considered as rich mixture in Spark Ignition (SI) engine is?:1:1:1 * Below 20:1…

A: Given :-  the AF ratio is considered as rich mixture in Spark Ignition (SI) engine is

Q: If we richening the combustion then hydrogen concentration increases in the exhaust gases of the…

A: If we richening the combustion then hydrogen concentration increases in the exhaust gases of the…

Q: The enthalpy of combustion, when all the water formed during combustion is in liquid phase is known…

A:

Q: The octane number of a fuel is the percentage of octane in that fuel. True  False

A:

Q: Calculate the theoretical air fuel ratio for the combustion of octane (C8H18).

A:

Q: Exhaust Closes Fuel Injection Completed Exhaust Inlet Clos es Opens Calculate the fuel injection…

A:

Q: 4) Which one of the following statements is incorrect about CO emission? O It is a by product of…

A: Given CI Engine To find CO emission  NOX emission Higher injection pressure of CI engine

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: The amount of theoretical oxygen for combustion of a given fuel can be computed from the complete…

A: Flue gas is defined as the exhaust gas generated through the combustion process. The analysis of…

Q: 10) Which one of the following statements is incorrect about a catalytiC converter? O It is not very…

A: A catalytic converter is pollution control device which is connected to the exhaust of internal…

Q: Actual air fuel ratio= HU 22.97 (32 +3.7 x 28) 1.875 (8x12 +18) 14.57

A: The optimal air to fuel ratio for a gasoline engine is known as the stoichiometric mixture, which…

Q: The supply of excess air in an engine working on diesel fuel will ensure Select one: O a. No effect…

A:

Q: What is meant by abnormal combustion

A: Combustion is a process in which the chemical energy of the fuel converted into heat energy within…

Q: Why three way catalytic converters are employed in the modern day S.I engine driven vehicles?

A: we have to decide why 3 way catalytic converters are used in SI engine

Q: Octane number is the measure of a fuel's ability to resist knocking. The higher the octane number,…

A: Explaine octane no

Q: 9) Which one of the following helps in the reduction of NOx in a catalytic converter? O Platinum O…

A: We will answer the first question since the exact one was not specified. please submit a new…

Q: explain why non- return/ return less fuel system are used on later model vehcile?

A: The return less fuel systems have only one fuel line between the engine and the fuel tank. It does…

Q: True or False? In an HCCI engine, combustion immediatelyand simultaneously produces a steady…

A: Given Data : HCCI Engine

Q: If fuel is combusted with Oxygen instead of air and have fll combustion reaction, the adiabatic…

A: 1.If fuel is combusted with Oxygen instead of air and have full combustion reaction, the adiabatic…

Q: 7. Describe the difference(s), if any, between pre-mixed and diffusion type combustion. Please…

A: Premixed combustion: fuel and oxidizer are homogeneously blended before response happens. Laminar…

Q: List below the advantages of the internal combustion engine over the external combustion engine. 1.…

A: Advantages of internal combustion over external combustion engine are listed below: 1. The weight of…