An ideal Rankine cycle with reheat uses water as the working fluid. As shown in the figure below, the conditions at the inlet to the first turbine stage are 1600 lbf/in.2, 1200°F and the steam is reheated to a temperature of T3 = 800°F between the turbine stages at a pressure of p3 = P2 = 400 lbf/in.² Reheat section Steam generator P6 P₁= 1600 lbf/in.2 6+ P3 = P2 T3 P₁ = 1600 lbf/in.2 T₁= 1200°F Pump P2 Turbine I Turbine 2 Ps= P4 x = 0 (saturated liquid) 4 Pa wnlo Condenser W₁

An ideal Rankine cycle with reheat uses water as the working fluid. As shown in the figure below, the conditions at the inlet to the first turbine stage are 1600 lbf/in.2, 1200°F and the steam is reheated to a temperature of T3 = 800°F between the turbine stages at a pressure of p3 = P2 = 400 lbf/in.² Reheat section Steam generator P6 P₁= 1600 lbf/in.2 6+ P3 = P2 T3 P₁ = 1600 lbf/in.2 T₁= 1200°F Pump P2 Turbine I Turbine 2 Ps= P4 x = 0 (saturated liquid) 4 Pa wnlo Condenser W₁

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

An ideal Rankine cycle operates between the pressure limits of 15,000 kPa in the boiler and 15 kPa in the condenser. If the turbine inlet temperature is 500 deg C and the cycle produces 2500 kW of net work, determine the mass flow rate of the steam in kg/s. Refer to the tables below. a. 1.993 b. 2.122 c. 1.856 d. 2.016
An ideal Rankine cycle with reheat uses water as the working fluid. As shown in the figure below, the conditions at the inlet to the first turbine stage are 1600 lbf/in.2, 1200°F and the steam is reheated to a temperature of T3 = 800°F between the turbine stages at a pressure of p3 = p2 = 200 lbf/in.2
1. A Rankine cycle with reheating has a throttle pressure of 135 bars at the turbine inlet and 28 bars reheatpressure, the throttle and reheat temperature of the steam is 550C, condenser pressure is 0.035 bar, massflow rate of steam is 10 kg/sec. Draw the T-s and schematic diagram of the cycle and determine the following:(a) ideal turbine work(b) ideal pump work(c) theoretical thermal efficiency(d) the steam rate(e) heat rate of the cycle(f) actual work of the pump if pump isentropicefficiency is 89%(g) actual turbine work if turbine isentropic efficiencyis 90%
27 - In the simple ideal Rankine cycle, the enthalpy of water at the turbine exit is 2300 kJ/kg. If the pressure at the turbine inlet is 8 MPa and the temperature is 550ºC, which of the following should the water flow rate be to obtain 110 MW power? a) 100kg/h B) 120kg/h NS) 110 kg/h D) 130kg/h TO) 90kg/h
35 - In the simple ideal Rankine cycle, the enthalpy of water at the pump outlet is 230 kJ/kg. If the pressure at the turbine inlet is 9 MPa and the temperature is 400ºC, which of the following should be supplied to the water at a flow rate of 50 kg/s? a) 225.5 MW B) 199.7 MW NS) 259.1 MW D) 224.8 MW TO) 144.4 MW
1.5An ideal Rankine cycle with reheat uses water as the working fluid. As shown in the figure below, the conditions at the inlet to the first turbine stage are 1600 lbf/in.2, 1200°F and the steam is reheated to a temperature of T3 = 800°F between the turbine stages at a pressure of p3 = p2 = 200 lbf/in.2 For a condenser pressure of p5 = p4 = 1 lbf/in.2, determine:(a) the quality of the steam at the second-stage turbine exit. h6≈h5+v5(p6−p5)h6≈h5+v5(p6-p5)Determine the quality of the steam at the second-stage turbine exit. x4 =(b) the cycle percent thermal efficiency.
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 overall thermal efficiency of the cycle as a percentage (number between 0 and 100) to one decimal place using rounding. 2. Report the mass flow rate, in kg/s, to one decimal place using rounding.
A simple ideal Rankine Cycle operates between the pressure limits of 6969 kPa and 69 kPa. If the condenser pressure is to be set to 6.9kPa, and the turbine inlet steam is fixed, which of the following variables should decrease? I. Condenser DutyII.Turbine outlet steam quality a. I onlyb. Both I and IIc. II onlyd. Neither I nor II
1. In a Rankine cycle, steam enters the turbine at 2.5 MPa and condenser at 50 kPa, what is the thermal efficiency of the cycle?At 2.5 MPa: hg = 2803.1 kJ/kg sg = 6.2575 kJ/ kg – KAt 50 kPa: sf = 1.0910 sfg = 6.5029hf = 340.49 hfg = 2305.4vf = 0.0010300
What are the four major accessories of a Rankine Cycle? Define each.
In a simple Rankine cycle, the working fluid is water, operating at pressures between 7.5 kPa and 1750 kPa. The water vapor is in the form of saturated steam at the turbine inlet. Recognizing that expansion in the turbine and compression in the pump are reversible adiabatic,a) Show the cycle schematically in the T-s diagram.b) Calculate the thermal efficiency of the cycle.
A Rankine cycle with reheating has a throttle pressure of 135 bars at the turbine inlet and 28 bars reheat pressure, the throttle and reheat temperature of the steam is 540 degree celsius, condenser pressureis 0.034 bar, mass flow rate of steam is 12 kg/sec. Draw the T-S and Schematic diagram of cycle and determine the following: a. Ideal turbine work b. Ideal pump work c. Theoretical thermal efficiency d. The steam rates e. Heat rate of the cycle f. Pump Work g. Turbine Work