Required informationProblem 10.019 - Power plant operating in simple Rankine cycle - DEPENDENT MULTI-PART PROBLEM -ASSIGN ALL PARTSNOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part.Consider a 210-MW steam power plant that operates on a simple ideal Rankine cycle. Steam enters the turbine at 10 MPaand 500°C and is cooled in the condenser at a pressure of 15 kPa.Problem 10.019.d - Mass flow rate of the steamDetermine the mass flow rate of the steam.The mass flow rate of steam iskg/s.

Here, given that work output of plant, Power=210 MW For Turbine's inlet state P1=10MPa and…

Answered: Determine the mass flow rate of the…

Engineering

Mechanical Engineering

Determine the mass flow rate of the steam.

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

A steam power plant operates on the simple ideal Rankine cycle. The steam enters the turbine at 4 MPa and 500°C and is condensed in the condenser at a temperature of 40°C. draw and label the schematic diagram and the pV and TS planes. (a) Show the cycle on a T-s diagram. If the mass flow rate is 10 kg/s, determine (b) the thermal efficiency of the cycle (c) the net power output in kW.
A steam power plant operates on an ideal reheat Rankine cycle between the pressure limits of 14 MPa and 10 kPa. The mass flow rate of steam through the cycle is 10 kg/s. Steam enters both stages of the turbine at 500°C. If the moisture content of the steam at the exit of the low-pressure turbine is not to exceed 12 percent, determine (a) the pressure at which reheating takes place, (b) the total rate of heat input in the boiler, and (c) the thermal efficiency of the cycle. Also, show the cycle on a T-s diagram with respect to saturation lines.
A 900-MW supercritical single-reheat steam power plant operates with the main (live) steam condition of 250 bars and 560°C and the condenser pressure of 0.04 bar. The steam is reheated at a pressure of 30 bars to a temperature of 560°C. The turbine isentropic efficiency is 0.92. The feed pump work consumption may be ignored. Calculate: (a) the plant net specific work, (b) the plant thermal efficiency, (c) the plant steam flow rate, and (d) the plant heat rate.
Thermodynamics 2 Consider a steam power plant that operates on a reheat Rankine cycle and has a net power output of 91 MW. Steam enters the high-pressure turbine at 10 MPa and 500 C and the low-pressure turbine at 1 MPa and 500 C. Steam leaves the condenser as a saturated liquid at a pressure of 10 kPa. The isentropic efficiency of the turbine is 95 percent, and that of the pump is 90 percent. The required power input in the pump in MW.
A power station consists of a four-unit coal fired power station, having a combined capacity of 2,880 MW. The current efficiency of each unit is around 37.7%. You are asked to improve the thermal efficiency of each unit by lowering the condenser pressure. To simplify this task, assume that each unit operates on a simple ideal Rankine cycle. If the superheated vapour enters the turbine at 10 MPa and 500 ֯C and is cooled in the condenser at a lower pressure 10 kPa, determine the quality of the steam at the turbine exit and the thermal efficiency of the cycle for one unit.
A 211 MW steam power plant is proposed that will operate in a Rankine cycle with a condenser pressure of 0.06 bar and the boiler pressure is 50 bar. The maximum temperature in the boiler is 500°C a)Determine the overall efficiency and work ratio of the cycle.
The mass flow rate of steam is 5 kg/s for a Rankine Cycle. For the actual cycle, the turbine efficiency is 86%, turbine brake efficiency is 80%, and generator efficiency=90%. The inlet conditions of the turbine are 3MPa and 400⁰C while the condensing pressure is 50kPa. a. Sketch the P-v, T-s and h-s diagram of the Cycle b. Calculate for the ideal and actual steam rates and heat rates of the Rankine Cycle and Rankine Engine, respectively. c. Determine the energy chargeable and combine thermal efficiencies for the Rankine Cycle and Rankine engine, respectively
A steam power plant operating on the intermediate steam Rankine cycle produces a net power of 160 MW. Water vapor enters the turbine at a pressure of 15 MPa and a temperature of 600 oC, and the condenser at a pressure of 15 kPa. The isentropic efficiency of the turbine is 85 percent and the isentropic efficiency of the pumps is 90 percent. In order to heat the feed water, some steam is separated from the turbine at a pressure of 0.6 MPa and sent to the open feedwater heater and exits the heater as a saturated liquid. Accordingly, fill in the blanks below. (Pump 1 inlet will be considered as saturated liquid.) a) The mass flow rate of the steam passing through the boiler is m5= ..... kg/s. b) The mass flow rate of the steam separated from the turbine to heat the feed water is m6= ...... kg/s. c) The heat entering the cycle is Qin = ...... kW. d) The heat released from the cycle is Qout = ...... kW. e) The power produced in the turbine is WTurbine= ...... kW. f) The power consumed in…
1. A steam power plant operates on a reheat regenerative Rankine cycle with a closed feedwater heater. Steam enters the turbine at 9 Mpaa and 500 deg C at a rate of 15 kg/sec and is condensed in the condenser at a pressure of 20 kPaa. Steam is reheated at 3 MPaa, 500 deg C. Some steam is extracted from the turbine at 1 Mpaa and is completely condensed in the closed feedwater heater and pumped to 9 Mpaa before it mixes with the feedwater heater at the same pressure in a mixing chamber. The Terminal Difference for the CFWH, (i.e., the difference between the temperatures of the fluids leaving the heater) is 3 deg C. Assuming an isentropic efficiency of 89 percent for both the turbines and the pumps, determine: 1. A steam power plant operates on a reheat regenerative Rankine cycle with a closed feedwater heater. Steam enters the turbine at 9 Mpaa and 500 deg C at a rate of 15 kg/sec and is condensed in the condenser at a pressure of 20 kPaa. Steam is reheated at 3 MPaa, 500 deg C. Some…
1. A steam power plant operates on a reheat regenerative Rankine cycle with a closed feedwater heater. Steam enters the turbine at 9 Mpaa and 500 deg C at a rate of 15 kg/sec and is condensed in the condenser at a pressure of 20 kPaa. Steam is reheated at 3 MPaa, 500 deg C. Some steam is extracted from the turbine at 1 Mpaa and is completely condensed in the closed feedwater heater and pumped to 9 Mpaa before it mixes with the feedwater heater at the same pressure in a mixing chamber. The Terminal Difference for the CFWH, (i.e., the difference between the temperatures of the fluids leaving the heater) is 3 deg C. Assuming an isentropic efficiency of 89 percent for both the turbines and the pumps, determine: 1. Equipment Layout and TS diagram for the cycle 2. Ideal extracted steam for feedwater heating in kg/kg 3. Actual extracted steam for feedwater heating in kg/kg4. Ideal Turbine work (KW)5. Ideal engine efficiency (%)
1. A steam power plant operates on a reheat regenerative Rankine cycle with a closed feedwater heater. Steam enters the turbine at 9 Mpaa and 500 deg C at a rate of 15 kg/sec and is condensed in the condenser at a pressure of 20 kPaa. Steam is reheated at 3 MPaa, 500 deg C. Some steam is extracted from the turbine at 1 Mpaa and is completely condensed in the closed feedwater heater and pumped to 9 Mpaa before it mixes with the feedwater heater at the same pressure in a mixing chamber. The Terminal Difference for the CFWH, (i.e., the difference between the temperatures of the fluids leaving the heater) is 3 deg C. Assuming an isentropic efficiency of 89 percent for both the turbines and the pumps, determine: 1. Equipment Layout and TS diagram for the cycle 2. Ideal extracted steam for feedwater heating in kg/kg 3. Actual extracted steam for feedwater heating in kg/kg4. Ideal Turbine work (KW)5. Ideal engine efficiency (%)6. Turbine work, actual (KW)7. Actual Cycle efficiency using Pump…
No 1 A Rankine cycle using superheat and reheat applications. Steam enters the stage 1 turbine at 8 MPa and a temperature of 480°C and expands at a pressure of 0.7 MPa. The steam is then reheated to a temperature of 440°C before entering the stage 2 turbine, where the steam expands in the condenser at a pressure of 0.008 MPa. The net power generated is 100 MW. No2 Using the data in number 1 above plus other data, namely each turbine has the same isentrapic efficiency of 85%, calculate the thermal efficiency of the cycle P.s Answer the number 2, number 1 just reference to answer number 2,thx