Determine the isentropic compressor efficiency

Assignment Help Mechanical Engineering
Reference no: EM13718940

An air compressor operates under steady conditions. Air is compressed from an initial state of 295 K and 101 kPa to a final state of 430 K and 340 kPa. Ignore heat transfer between the compressor and surroundings and ignore kinetic energy and potential energy effects. Treat air as an ideal gas.

Determine the isentropic compressor efficiency.

Reference no: EM13718940

Questions Cloud

Determine the torque required to run the pump : A hydraulic pump has displacement of 3 in^3 and a mechanical efficiency of 0.92. The flow output of the pump is 21 gpm, and the pressure at the outlet is 1250 psi. Determine the torque required to run the pump at 1800 rpm.
Use the first approximation equation for contact stress : A gear set has a module of 5mm, a 20° pressure angle, and a 24-tooth case-iron spur pinion driving a 48-tooth case-iron gear. The pinion is to rotate at 50 rev/min. What horsepower input can be used with this gear set if the contact stress is limited..
Suitable face width based on an allowable bending stress : A steel spur gear has a module of 1 mm and 16 teeth cut on the 20° full-depth system and is to carry 0.15 kW at 400 rev/min. Determine a suitable face width based on an allowable bending stress of 150 MPa. Use the first approximation equation for ben..
Compute the modulus of elasticity for the nonporous material : The modulus of elasticity for a ceramic material having 5 vol% porosity is 296 GPa (43x10^6 psi). (a) Compute the modulus of elasticity for the nonporous material. (b) At what volume percent porosity will the modulus of elasticity be 231 GPa (33x10^6..
Determine the isentropic compressor efficiency : An air compressor operates under steady conditions. Air is compressed from an initial state of 295 K and 101 kPa to a final state of 430 K and 340 kPa. Ignore heat transfer between the compressor and surroundings and ignore kinetic energy and potenti..
Calculate the turbines isentropic efficiency : Water vapour enters an adiabatic turbine at a flow rate of 820 L/s. The turbine expands the water from 10 MPa and 600oC to 8 kPa and a quality of 0.9. Kinetic energy and potential energy effects can be ignored.
What is the rate of work if isentropic efficiency : A turbine receives 10 kg/s of steam at a state of p1 = 5 bar, t1 = 400?c and exhausts to a pressure of p2 = 1.5 bar. The ambient temperature is t0 = 300c and the ambient pressure is p0 = 1 bar. What is the rate of work if isentropic efficiency is 75%..
Determine the maximum shear stress in the shaft : A hydrofoil boat has an AISI 1020 Hot Rolled steel propeller shaft that is 100 ft. long. It is connected to an in-line diesel engine that delivers a maximum power of 2500 hp and causes the shaft to rotate at 1700 rpm. If the outer diameter of the sha..
Determine the resulting mixtures volume : 77 lbm of a gas whose density is .0007 lbm/ft^3 is mixed with 1.81 lbm of a gas whose density is .0018 lbm/ft^3 such that the pressure and temperature of the gases do not change. Determine the resulting mixtures volume (ft^3) and specific volume (ft^..

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  The radiator of a car is a heat exchanger that uses air to

the radiator of a car is a heat exchanger that uses air to cool the coolant assume water from the engine. the heat that

  The pipe in problem above is subject to 2500 in lb bending

a 2.5 inch diameter schedule 40 pipe subject to 5000 pounds axial compression and a bending moment of 2500 in lbs.

  The strut has a solid circular cross section and is 6 m

a steel strut is pinned at both ends. the strut has a solid circular cross section and is 6 m long. the strut

  What is the value of heat transfer coefficient at this

the temperature profile at a location in water flowing over a flat surface is -800y experimentally measure to be tdegc

  In a jet engine a flow of air at 1000 k 200 kpa and 40 ms

in a jet engine a flow of air at 1000 k 200 kpa and 40 ms enters a nozzle where the air exits at 500 ms 90 kpa. what is

  What would be the effect on the amplitude of the absolute

a 200 kg machine rests on four mounts each of which has an effective spring constant k 250 knm and an effective

  The electricity consumption

The electricity consumption in the USA in 2009 was about 44% of the total energy consumption. Of that about 20% was produced by Nuclear Power Plants. Currently there are 104 Nuclear Power Plants operating in the country. What is the average capacity ..

  What are stress concentrations

What are stress concentrations, what causes them, and why should engineers be concerned about them?

  The maximum allowable shear stree tallow in the wall of the

a cylinder filled with oil is under pressure from a piston. the diameter d of the piston is 48mm and the compressive

  Superheated water vapor enters a well-insulated throttling

superheated water vapor enters a well-insulated throttling valve at p1 1 atm and t1 600degf . at the valve exit an

  Before entering the furnace the air is preheated from 32f

propane is to be burned with 15.0 excess air. before entering the furnace the air is preheated from 32f to 575f. at

  The remaining wet steam exits the turbine at 115 kpa with a

consider a steam turbine in which steam enters at 10.45 mpa and 780k with a flow rate of 38.739 kgs. a portion of the

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