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Steam powerplant produces 200 MW power. Saturated steam exits boiler at 3MPa pressure. Turbine exits 10kPa pressure. Isotropic efficiency of turbine is 85% and for the pump is 80%...a)show cycle on T-S diagram. b) calculate mass flow rate of steam. c) determine heat transfer rates at boiler and condencer in Mega watts. d) Determine cycle efficiency . e) determine mass flow rate of the condencer cooling water in kg/h if water enters at 15 degrees celcious and exits 25 degrees celcious.
in an effort to increase thrust it is decided that an aft-fan should be added to this engine. the aft-fan creates a
the piston has a mass of 4kg and cross-sectional area of 35cm^2. A compressed spring above the piston exerts a force of 60N on the piston. if the atmospheric pressure is 95kPa, determine the pressure inside the cylinder.
a high-pressure axial compressor for a jet engine rotates at 15000 rpm with an overall stagnation pressure ratio of
a stainless steel bar 10 inch long and 38 inch in diameter is loaded in tension and experiences an elastic stretch of
air at 80 degrees fahrenheit and 80 percent relative humidity is cooled to 51 degrees fahrenheit at a constant pressure
a well-insulate compressor take in air at 80of at 14.7 psi with a volumetric flow of 1200 ft3min. the compress air
What is the difference between mixed and unmixed flow in heat exchangers?
for a first order system with a transfer function of 15s2 given a unit step input pleasea. derive the transfer function
estimate the activation energy for creep for the low carbon nickel alloy using the following temperature dependence of
a particle a is pulled horizontally by a scotch-yoke with a constant velocity v along the elliptical slot given by the
What is the initial velocity of Block B, constant acceleration of Block A, velocities of both blocks at t=3s, and the total distance traveled by block B from t=0s to t=3s?
consider a thermal insulated closed rigid tank which is divided into two parts a and b by a partition. initially part a
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