1. Figure shows a reheat cycle in which steam is delivered to the high-pressure turbine at 1100 Ibf/lin^2, 740 F, and expanded to 200 lbf/in^2. After the expansion, the steam is warmed to 720 F before being expanded to 1 lbf/in^2 in the low- pressure turbine. Assume the turbines and pump are adiabatic. Compute the high pressure isentropic turbine work. High Přessur TurBine ressure Q în Boi ler Condenser Pump Q out O 166.8 Btu/lbm O 200.1 Btu/lbm O 190.2 Btu/lbm O 231.1 Btu/lbm 120.5 Btu/lbm

1. Figure shows a reheat cycle in which steam is delivered to the high-pressure turbine at 1100 Ibf/lin^2, 740 F, and expanded to 200 lbf/in^2. After the expansion, the steam is warmed to 720 F before being expanded to 1 lbf/in^2 in the low- pressure turbine. Assume the turbines and pump are adiabatic. Compute the high pressure isentropic turbine work. High Přessur TurBine ressure Q în Boi ler Condenser Pump Q out O 166.8 Btu/lbm O 200.1 Btu/lbm O 190.2 Btu/lbm O 231.1 Btu/lbm 120.5 Btu/lbm

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

See similar textbooks

Similar questions

In an ideal reheat cycle, the steam throttled condition is 8 MPa and 480 degree C. the steam is then reheated to MPa and 460 degree C. the turbine exhaust is 60 degree C. The required values of some state point properties are tabulated below. 4. Calculate the total turbine work of the cycle.
A reheat cycle with two stages of reheating is executed, with steam expanding initially from 202.65 and 540 deg. C. The two reheater pressures are 40 bar and 10 bar, and steam leaves each reheater at 540 deg. C. Condensation occurs at 60 deg. C. Sketch the Ts - diagram. For an ideal cycle, find Qa and e. For the engine operating between the same conditions compute W and e. For a 362, 500 kg/h steam and 100 MW generator output at 94% efficiency, for actual engine, find combined thermal efficiency and combined heat rate and combined engine efficiency and quality of the actual exhaust steam. (3 decimal places in final answer pls)
In an ideal reheat cycle, the steam throttled condition is 8 MPa and 480 degree C. the steam is then reheated to MPa and 460 degree C. the turbine exhaust is 60 degree C. The required values of some state point properties are tabulated below. 2. Determine the quality of steam at the last stage of isentropic expansion in the turbine.
Please use property tables. Thank you Steam enters the high-pressure turbine of an ideal reheat Rankine cycle at 10 MPa and 500°C. The low-pressure turbine inlet admits steam at 1 Mpa. Assume that the pump inlet is a saturated liquid at 10 kPa and that 80 MW of power is produced overall. 1. Report the amount of heat added in the reheat process, in kJ/kg, to one decimal place using rounding. 2. Report the amount of work produced in the low-pressure turbine, in kJ/kg, to one decimal place using rounding.
In a reheat cycle steam enters the high pressure turbine at 40 bar and 400°C. It expands isentropic ally to 6 bar and is reheated at constant pressure to 400°C. This steam is expanded isentropic ally in the low pressure until it is just dry-saturated Calculate the thermal efficiency and steam consumption for 10 MW output.
In an ideal reheat cycle, the steam throttled condition is 8 MPa and 480 degree C. the steam is then reheated to MPa and 460 degree C. the turbine exhaust is 60 degree C. The required values of some state point properties are tabulated below. 3. Calculate the heat input during reheating process.
For a steam turbine with the following data: Initial Temperature T0=36,7°C,Final temperature after the boiler T4=690,1°C , the initial pressure beingp0 = 1 bar, with a medium temperature Tm=151,9°C. Calculate the turbine efficiencyfor a simple Rankine proccess (without regenerative heating nor reheating). Results in %
Solve the Rankine Cycle problems. Draw a detailed Schematic and Ts Diagram. Show a clear and detailed solutions. 1, Consider a steam power plant that operates on an ideal reheat Rankine Cycle.The Plant maintains the boiler at 8MPa, the reheat section at 700kPa.and the condenser at 10kPa. The mixture quality at the exit of both turbines is 93%. Determine the temperature at the inlet of each turbine .
Draw and label the P-V and T-S diagrams. A 150 MW gas turbine power plant running on Ideal Brayton cycle has the following initial conditions; air at 22°C & 95 kPa. The compression ratio is 7 and the temperature at the turbine is 910°C. Determine the following:a. Heat Added, per unit massb. Thermal Efficiencyc. Mass flow rate, kg/min
Q.8 In a regenerative steam cycle employing one open feed heater, the steam is supplied to the turbine as dry saturated at 40 bar, and exhausted to the condenser at 0.35 bar. The intermediate bleed pressure is 10 bar. Sketch the layout of the plant and show on the temp | entropy diagram the pressure under gone by the steam, neglecting the pump works, calculate: A. The mass of steam bled from the turbine per Kg of steam leaving the boiler. B. The thermal efficiency of the plant. C. The thermal efficiency of the plant without feed heating. D. The heat rate in (kJ/kW.hr) for the plant with and without feed heating.
A steam cycle operates between 150 bar, 1000 K, and 1 bar. Theturbine and feedpump are perfectly efficient, and, two open feedwaterheaters being used, the splits in the streams through the turbine into theheaters are optimal. Determine(a) The fraction of the total flow that must pass through eachfeedwater heater,(b) The thermal efficiency.Draw T-s and Schematic Diagram.
A turboprop aircraft propulsion engine operates where the air is at 8 psia and −10°F, on an aircraft flying at a speed of 600 ft/s. The Brayton cycle pressure ratio is 10, and the air temperature at the turbine inlet is 940°F. The propeller diameter is 10 ft and the mass flow rate through the propeller is 20 times that through the compressor. Determine the thrust force generated by this propulsion system. Assume ideal operation for all components and constant specific heats at room temperature.