Find the power output in mw and the thermal efficiency

Assignment Help Mechanical Engineering
Reference no: EM13701664

Consider a 2500 psia/1000 F turbine inlet, single reheat to 1000 F cycle with a reheat pressure ratio of P2/P1= 0.2 and a steam mass flow rate of 2 x 10^6 ibm/hr. The condensor operates at a pressure of 1 psia. Pump and turbine isentropic efficiencies are 90% and 75%. Find (a) the power output, in MW (b) the thermal efficiency [ (a) 387 MW; (b) 40.9%]

Reference no: EM13701664

Questions Cloud

Determine the response of the measurement system : A measurement system can be modelled by the equation given below,  (5/8)y' +y=F(t). The output signal is initially steady at 5 V. The input signal is then suddenly increased to 8 V. Determine the response of the measurement system.
The two purposes of amplification for digital systems : The two purposes of amplification for digital systems are (i) to improve signal-to-noise ratio and (ii) to make good use of the dynamic range of the digitizer; in other words, to ensure the best resolution possible.
What is the gain required to make the digital resolution : The voltage output from a 0–50 psi pressure transducer will vary from 0–5 mV. The input/output relationship is linear. The signal will be recorded with a 12-bit A/D converter with a 0-10 V input range. The voltage output needs to be amplified before ..
Calculate drag force on flat bottom boat : Calculate drag force on flat bottom boat. What power is required to keep the boat moving at 0.5 m/s?
Find the power output in mw and the thermal efficiency : Consider a 2500 psia/1000 F turbine inlet, single reheat to 1000 F cycle with a reheat pressure ratio of P2/P1= 0.2 and a steam mass flow rate of 2 x 10^6 ibm/hr. The condensor operates at a pressure of 1 psia. Pump and turbine isentropic efficiencie..
Heat transfer involved in process closed system-ideal gas : 1 kg water in a piston cylinder device is initially at 250 degrees C and 300kpa (state 1) a total of 700 kj of work is done on the water in order to isothermally reduce its volume to 1/20 of its initial volume (state 2) determine the magnitude and th..
Assuming the temperature of the water in the system : A liter of water, initially at 30°C is placed in a refrigerator set to 5°C. Write the equation to find the time it takes a liter of water to cool 7°C, as a function of thermal resistance.
How each one is demonstrated in your communication style : Write a one-page essay that explains 2 of the 6 characteristics of interpersonal communication and illustrate how each one is demonstrated in your communication style.
Describe the market structure of the industry : Describe the market structure of the industry in which the company's primary product (or service) belongs. the number of firms in the industry.

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  A 1 kg block of copper at 350degc is quenched in a 10 kg

a 1 kg block of copper at 350degc is quenched in a 10 kg oil bath initially at ambient temperature of 20degc.

  Why is it necessary for courts to recognize anticipatory

why is it necessary for courts to recognize anticipatory repudiation in connection with contracts invloving a structure

  A closed system undergoes a cycle consisting of two

a closed system undergoes a cycle consisting of two processes. during the first process 40 btu of heat is transferred

  The thickness of two materials t1 and t2 are both 15 mm

a composite wall made up of two materials. the temperatures on the left and right faces are maintained at constant

  The intention is to draw air from the receiver during the

a stoped out area with a volume of 20000 m3 is to be used as a receiver. it is to be charged to an absolute pressure of

  What would be the energy absorbed if a 60-lb 315-in

what would be the energy absorbed if a 60-lb 31.5-in pendelum was released from an angle of 50 degrees hit a test bar

  Determine rate of heat transfer from the wire and if air

a 2-cm long section of a 3-mm in diameter wire is maintained at a constant surface temperature of 370c. the wire is

  The boron fibers are produced with a 125 mum diameter

a metal matrix composite mmc is made of a 2024 al alloy matrix and continuous nbspboron fibers. the boron fibers are

  A plant has two identical standby generator units for

a plant has two identical standby generator units for emergency power use. in the area of the generators the normal

  A closed system undergoes a polytropic process according to

a closed system undergoes a polytropic process according to pv1.25c. the initial temperature and pressure are 600 k and

  How larger surface edge crack can the advanced ceramics

conventional ceramics have a fracture toughness of about 5 while advanced ceramics may have 20. determine1 how larger

  Determine the amount of energy transfer by work from the

consider 2 kg of water vapor contained within a piston-cylinder. the steam undergoes a isobaric expansion from state 1

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