1. 1.5-Steam is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 8 MPa and saturated liquid exits the condenser at a pressure of 0.008 MPa. The net power output of the cycle is 100 MW. Determine: The thermal efficiency (Ans. 37.1%) • The back work ratio (Ans. 0.84%) • The mass flow rate of the steam in kg/h (Ans. 3.77 x 105³ kg/h) •The rate of heat transfer, Qin in MW (Ans. 269.77 MW) • The mass flow rate of condenser cooling water, in kg/h, if the cooling water enters the condenser at 25°C and exits at 35°C. (Ans. 14.27x10 kg/h) .

1. 1.5-Steam is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 8 MPa and saturated liquid exits the condenser at a pressure of 0.008 MPa. The net power output of the cycle is 100 MW. Determine: The thermal efficiency (Ans. 37.1%) • The back work ratio (Ans. 0.84%) • The mass flow rate of the steam in kg/h (Ans. 3.77 x 105³ kg/h) •The rate of heat transfer, Qin in MW (Ans. 269.77 MW) • The mass flow rate of condenser cooling water, in kg/h, if the cooling water enters the condenser at 25°C and exits at 35°C. (Ans. 14.27x10 kg/h) .

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

Related questions

Q: Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 6.9 MPa.…

Q: In an ideal Rankine cycle steam enters the turbine at 8 MPa and 5000C. The condenser pressure is 7…

A: Given that, Pressure at the entery of the turbine, P1=8 MPa,Temperature at the entry of the turbine,…

Q: nkine cycle is characterized by turbine inlet conditions of 10 MPa and 5000C. The condenser pressure…

A: Given:P1=10 MPaT1=500°CP2=6 KPaQa=7*106 KW

Q: A Rankine cycle is characterized by turbine inlet conditions of 10 MPa and 5000C. The condenser…

A: Given: The turbine inlet pressure and temperature are 10 MPa and 500C. The condenser pressure is 5…

Q: PLEASE ANSWER LETTER D AND E WITH COMPLETE SOLUTION, THANK U 1. Steam is the working fluid in an…

Q: A steam power plant operating in a Rankine cycle has saturated vapor at 4.0 MPa leaving the boiler.…

Q: A Rankine cycle is characterized by turbine inlet conditions of 1500 psia and 1000F. The condenser…

Q: 47. Water enters a system of parallel piping at a rate of 500 GPM. The pipes length and inside…

Q: A steam power plant operates on the simple ideal Rankine cycle. Steam enters the turbine at 4 MPa,…

Q: Superheated steam at 10,800 kPa and 580°C, enters the 1st stage turbine and expands to 300 kPa. It…

A: Let T1=580°C T3=340°C P =Net power output =100000KW h=Enthalpy hf =Enthalpy of saturated liquid s…

Q: 2. A Rankine cycle is characterized by turbine inlet conditions of 10 MPa and 500°C. The condenser…

A: Explanation: The stepwise procedure to solve this problem is shown in the following attached image:

Q: A steam power plant operates on a Rankine cycle and has a net power output of 50 MW. Steam enters…

Q: n ideal reheat Rankine cycle uses water as the working fluid. Steam enters the high-pressure turbine…

A: Given:P1=10 MPaT1=500°CP2=2.5 MPaT3=500°CP4=10 KPa

Q: In an ideal Rankine cycle, steam is generated at 4.1 MPa and 480°C. The condenser is at 32°C.…

Q: 1. Steam is the working fluid in an ideal Rankine cycle. The saturated vapor enters the turbine at…

Q: Show the cycle on a T-s diagram. If the mass flow rate is 10 kg/s, determine (b) the thermal…

Q: A steam power plant operates on a Rankine cycle. Steam enters the turbine at 1,000 psia and 1,200 F…

Q: Consider a steam power plant operating on the simple ideal Rankine cycle. The steam enters the…

Q: In a reheat cycle steam at 15 MPa, 540°C enters the engine and expands to 1.95 MPa. At this point…

Q: The net work output and the thermal efficiency for the Carnot and the simple ideal Rankine cycles…

A: Given data as per the question Condenser pressure =50 kpa Steam pressure at the entrance of turbine…

Q: An ideal Rankine cycle operates between the pressure limits of 15,000 kPa in the boiler and 15 kPa…

Q: Consider a 150-MW steam power plant that operates on a simple Rankine cycle. Steam enters the…

Q: Refrigerant-134a enters the condenser of a residential heat pump at 800 kPa and 50 at a rate of 35…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: working fluid in an ideal Rankine cycle. The sa 8.0 MPa and saturated liquid exits the conden e net…

Q: Steam is the working fluid in an actual Rankine cycle. Steam enters the turbine at 8.0 MPa and 550…

Q: A steam power plant operates in a Rankine cycle. Steam enters the high-pressure turbine at 10,000…

A: Given: P3=10000 kPaT3=450CP1=20 kPa

Q: A steam power plant operates on a Rankine cycle and has a net power output of 50 MW. Steam enters…

Q: Superheated steam at 11,200 kPa and 615°C, enters the 1st stage turbine and expands to 150 kPa. It…

A: A turbine converts the thermal energy of steam obtained from a boiler and converts it to mechanical…

Q: 0°C and expands to 0.5 MPa then reheated to 400°C. The condens Calculate the quality at the exit of…

A: GivenP3=6MPa=60barT3=440oCP4=P5=0.5MPa=5barT5=400oCP6=8kPa=0.08bar

Q: A Rankine cycle is characterized by turbine inlet conditions of 10 MPa and 500°C. The condenser…

Q: An ideal Rankine cycle operates between a steam boiler pressure of 18 MPa and a condenser…

A: To find-What is the mass flow rate of steam?What is the cycle efficiency?Draw the TS diagram as…

Q: 1. The ideal Rankine cycle is shown below in schematic form and on a T-s diagram. The turbine power…

A: Net power output is P=2 MW.The inlet conditions of the turbine are PB =1.4 MPa.The condenser…

Q: A steam power plant with a power of 210 MW operates according to the simple ideal Rankine cycle. The…

Q: In a steam turbine installation running on ideal Rankine cycle steam leaves the boiler at 10 MPa and…

A: Given Data⇒ Ideal Rankine cycle Power output of plant (W)=50 MW pressure and temperature after…

Question

Sheet 2
1. 1.5-Steam is the working fluid in an ideal Rankine cycle. Saturated vapor enters
the turbine at 8 MPa and saturated liquid exits the condenser at a pressure of
0.008 MPa. The net power output of the cycle is 100 MW. Determine:
• The thermal efficiency (Ans. 37.1%)
• The back work ratio (Ans. 0.84%)
• The mass flow rate of the steam in kg/h (Ans. 3.77 x 105 kg/h)
• The rate of heat transfer, Qin in MW (Ans. 269.77 MW)
• The mass flow rate of condenser cooling water, in kg/h, if the cooling water
enters the condenser at 25°C and exits at 35°C. (Ans. 14.27x106 kg/h)

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Step 6

Trending now

This is a popular solution!

Step by step

Solved in 6 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

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
PLEASE ANSWER LETTER D AND E WITH COMPLETE SOLUTION, THANK U 1. Steam is the working fluid in an ideal Rankine cycle. The saturated vapor enters the turbine at 8.0 MPa and saturated liquid exits the condenser at a pressure of 0.008 MPa. The net power output of the cycle is 100 MW. Determine for the cycle (a) the thermal efficiency, (b) the mass flow rate of the steam, in kg/h, (c) the rate of heat transfer, into the working fluid as it passes through the boiler, in MW, (d) the rate of heat transfer, from the condensing steam as it passes through the condenser, in MW, (e) the mass flow rate of the condenser cooling water, in kg/ h, if cooling water enters the condenser at 15 DEGREE CELCIUS and exits at 35 DEGREE CELCIUS.
PLEASE ANSWER ALL AND SHOW COMPLETE SOLUTION. 1. Steam is the working fluid in an ideal Rankine cycle. The saturated vapor enters the turbine at 8.0 MPa and saturated liquid exits the condenser at a pressure of 0.008 MPa. The net power output of the cycle is 100 MW. Determine for the cycle (a) the thermal efficiency, (b) the mass flow rate of the steam, in kg/h, (c) the rate of heat transfer, into the working fluid as it passes through the boiler, in MW, (d) the rate of heat transfer, from the condensing steam as it passes through the condenser, in MW, (e) the mass flow rate of the condenser cooling water, in kg/ h, if cooling water enters the condenser at 15 DEGREE CELCIUS and exits at 35 DEGREE CELCIUS.
The condensing pressure for a Rankine engine is 1 bar (hf= 417.4 kJ/kg). Calculate the net work for 1 kg/s of steam and the thermal efficiency when the steam at the beginning of expansion is at 50 bar and (a) saturated (b) 350°C and (c) 640°C. Note the variation of efficiency and the quality at the end of the expansion.
A simple rankine ideal cycle with water as the working fluid. Twenty kilograms of steam enters the turbine at 7.356 MPa and 500.356 oC and is cooled in the condenser at a pressure of 10.356 KPa by running cooling water from a lake through the tubes of the condenser at rate of 2000 kg. Show the T-s diagram and schematic of simple rankine cycle. For cycle determin (a) the turbine work, (b) the heat added, (c) the temperature rise of the cooling water, (d) the thermal efficiency of the cycle. For engine, determine (e) the heat added, (f) the thermal efficiency of the engine, and (g) Draw the T-s and schematic diagram.
Problem (1.2) A steam power plant working according to simple Rankine cycle. It has a high pressure of 3 MPa and it maintains 60°C in the condenser. A condensing turbine is used, but the quality should not be lower than 90% at any state in the turbine. Find the cycle efficiency. [reference: Fundamentals of Thermodynamics by Borgnakke & Sonntag prob.11.18,p-460].(Ans.33.2 %).
Hi, please show your correct solution with a schematic diagrams on 18 MPa and on 4MPa. Thanks! ASAP!
#1
Thermodynamics Instructions: Answer only letter (a) and (b) in the problem. *show complete solutions and please write legibly. TY
In an ideal Rankine cycle, steam is generated at 4.1 MPa and 480oC, the condenser is at 32oC. Determine (a) the ideal pump work, (b) the cycle thermal efficiency. (c) For an engine with the same end states, determine its thermal efficiency, steam rate, and mep. (d) Considering the engine only, assume the brake engine efficiency to be 78% the generator efficiency 92%, the steam flow rate 163,600 kg/hr, compute the output of the combined unit.
Water is the working fluid in an ideal Rankine cycle. Superheated vapor enters the turbine at 8 MPa, 480oC. The condenser pressure is 8 kPa. The net power output of the cycle is 100 MW. Draw and label the schematic diagram and the pV and TS planes. Determine for the cycle (a) the rate of heat transfer to the working fluid passing through the steam generator, in kW. (b) the thermal efficiency. (c) the mass flow rate of condenser cooling water, in kg/h, if the cooling water enters the condenser at 15 degrees celcius and exits at 35 degrees celcius with negligible pressure change
In an ideal Rankine cycle the boiler pressure is 10 MPa. All components are operating at steady state and adiabatically. The steam enters the turbine at 550oC. The condenser pressure is 15 kPa. Determine the cycle efficiency.Find the entropy generation for the condenser for 6 kg/min mass flow rate of steam. This is a Thermodynamics question. Please explain all steps and write nicely. Thanks.