Calculate temperature at the start of combustion

Assignment Help Mechanical Engineering
Reference no: EM13212161

two engine options are to be offered in a new automobile model engine A is naturally aspirated with a compression ratio of 10.5:1 and cylinder inlet condition of 60c and 96 kpa . engine B is supercharged with after cooling and has cylinder inlet condition of 80c and 130 k pa to avoid knock problem it is desirable to have the air-fuel temperature at the start of combustion in engine B to be the same as in engine A calculate temperature at the start of combustion in engine A.

Reference no: EM13212161

Questions Cloud

Describe the production function for campaign votes : A political campaign manager must decide whether to emphasize television advertisements or letters to potential voters (mail outs) to potential voters in an election campaign. Describe the "production function" for campaign votes.
Calculate the force required in direct extrusion : Calculate the force required in direct extrusion of 1100-O aluminum from a diameter of 6 in. to 2 in. Assume that the redundant work is 30% of the ideal work of deformation, and the friction work is 25% of the total work of deformation.
Identify the hypothesis : Apply the sociological perspective to a variety of socioeconomic and political problems and use technology and information resources to research issues in sociology.
Analyze the impact of each type of tax on savings : The government is considering two alternative types of taxes. The first is a tax on interest income, the second is a tax on labour income. Both are to be imposed at rate t (i.e., t=.20, or 20%). Your job is to help the government understand the im..
Calculate temperature at the start of combustion : engine B is supercharged with after cooling and has cylinder inlet condition of 80c and 130 k pa to avoid knock problem it is desirable to have the air-fuel temperature at the start of combustion in engine B to be the same as in engine A calculate..
What price should john set for a carwash : If John were to lower his price by $1, he would sell more carwashes, and still be able to charge a price above his marginal cost. Explain intuitively why it would not be profit-maximizing to do so. What price should John set for a carwash.
Determine the ration of the time taken of cutting : in a crank or slotted lever quick mechanism the distance between the fixed centre is 150 mm and driving crank is 75 mm. determine the ration of the time taken of cutting & return strake .
What is the expected annual cost savings in dollars : A 50 hp motor with an efficiency of 0.80 is to be replaced by a newer model motor with an efficiency of 0.90. The motor is expected to operate 3000 hours per year. The cost of electricity in our area is $0.06 per kWhr.
What is the efficiency of the turbine-generator : A small hydroelectric power plant produces electrical power at a rate of 30 kW. The plant utilizes a stream of water that drops 40 m from a lake to the turbine and flows at a rate of 100 kg/s. What is the efficiency of the turbine-generator?

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Determine the average luminous exitance

Determine the average luminous exitance of the opaque interior surfaces of the room - what is the reflected component at this point?

  Explain derive eulers equation

Derive eulers equation 1- Derive. From first principles eulers equation from the rate of change of momentum 2- Show by integration how Eulers equation derives Bernoullis equation

  Explain derive an expression for the bounding energy

Derive an expression for the bounding energy Eo in terms of the equilibrium interionic separation ro and the constants D, and p using the following procedure

  Apparent density and theoretical density and void volume

Apparent Density, Theoretical Density and Void Volume, A compacted body of iron powder is sintered into a 20mm-diameter, 45-mm-tall cylinder which, upon weighing

  Explain how can be determined the dynamic parameters

How can be determined the dynamic parameters of a second order system, wiht an Inertia (M), a dampening coeficient ( C ) and a Stiffness constant ( K).

  What is the natural coefficient of variation

Now suppose the mean time to failure (mf) on the expose machine is 60 hours and the repair time is exponentially distributed with a mean of 2 hours (mr). What are the effective mean and CV of the process time for a job of 60 panels?

  What is effect of increasing the cutting feed rate

What happens to the cutting and thrust force as tool rake angle and cutting speed are increased and what is the relation between the cutting and thrust forces to the depth of cut?

  Plot data using appropriate dimensionless groups

Assume that viscous effects are negligible Plot this data using appropriate dimensionless groups

  Explain what is the mass flow rate

Water enters a 2 meter diameter pipe at a temperature of 23 deg C. The water leaves the pipe at a temperature of 97 deg C The laminar flow rate is such that the Reynolds number is 800. What is the mass flow rate?

  Hazen-williams formula -find the diameter of a pipe

Hazen-Williams Formula- Find the Diameter of a Pipe, The length of cast-iron pipe is to be 4200 ft., and the head causing flow is to be 12.6ft. After the pipe has been in service 5 years, it is expected to discharge water at a rate equal to 3.2 cf..

  Approximate location of the laminar turbulent transition

Find the approximate location of the laminar turbulent transition - what is the net heat removed by the air around the rod?

  Consider a thermal energy reservoir

Consider a thermal energy reservoir at 1500 K that can supply heat at a rate of 150,000 kJ h-1. Determine the exergy of this supplied energy, assuming an environmental temperature of 25 oC.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd