9-102C Consider a simple ideal Rankine cycle with fixedturbine inlet temperature and condenser pressure. What is theeffect of increasing the boiler pressure onPump work input: (a) increases, (b) decreases,(c) remains the same(a) increases, (b) decreases,(c) remains the same(a) increases, (b) decreases,(c) remains the same(a) increases, (b) decreases,(c) remains the same(a) increases, (b) decreases,(c) remains the same(a) increases, (b) decreases,(c) remains the sameTurbine workoutput:Heat supplied:Heat rejected:Cycle efficiency:Moisture contentat turbine exit:

An ideal Rankine cycle can be represented on a T-S diagram as follows, The all processes under…

Answered: 9-102C Consider a simple ideal Rankine…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Example Consider a steam power plant operating on a simple ideal Rankine cycle. The steam enters the turbine at 3 MPa and 350°C and is considered in the condenser at a pressure of 75 kPa. Determine the thermal efficiency of this cycle.
B- Consider a steam power plant operating on the simple ideal Rankine cycle. Steam enters the turbine at 3 MPa and 350 °C and is condensed in the condenser at a pressure of 75 kPa. Determine the thermal efficiency of this cycle.
In refrigeration process, a region is cooled and the temperature was maintained at -15oC. The cooling water used in the refrigeration is 25oC. If the refrigerant is HFC-134a, and the heat transfer temperature difference is 10oC, Calculate COP (ω) and mass flowrate for a vapor-compression cycle if the rating of the refrigeration process is 100,000 kJ/h and the efficiency of the compression is 0.75.
What is the reaction equation of an impulse turbine?
A simple ideal Rankine cycle with water as the working fluid operates between the pressure limits of 10 MPa in Boiler the boiler and 10 kPa in the condenser and a turbine inlet temperature of 500°C. The boiler is sized to provide a steam flow of 165 kg/s. Determine: (a)(s) the quality of the steam at the turbine exit, (b) the thermal efficiency of the cycle, and (c) 2) the net power produced by the cycle Wa Condesser Turbine
In the ideal Rankine cycle shown, the boiler pressure is 6 MPa and the condenser pressure is 8 kPa. The steam enters the turbine at 440°C at a mass flow rate of 7.0 kg/s. In your written solution, (a) determine the enthalpies at states 1, 2, 3, and 4; (b) draw the T-s diagram with the states in the correct region; (c) determine the cycle power output; and (d) the cycle thermal efficiency.
An R134a compressor with a bore of 10 cm and stroke of 10 cm runs at 750 rpm . The clearance volume ratio is 0.04 . It runs between the evaporator and condenser temperatures of -6 ° C and 40 ° C respectively . The isentropic index of compression is 1.35 . ( a ) Determine the mass flow rate , refrigeration capacity , and work requirement . Compare the results of the isentropic work with that determined via superheat table .
A Rankine Cycle operates at a throttle pressure and temperature of 5 MPa and 450°C, respectively. The generator produces 20 MW at an efficiency of 95% while the mechanical efficiency is 97%. The actual expansion efficiency of the turbine is 85% and the pressure of the condenser is 10 kPa. Determine the mass flow rate of steam in kg/s

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