Problem 2 Air enters the compressor of a turbine plant operating on Brayton Cycle at 101.325 kPa, 27°C and the pressure ratio in the cycle being 6. If the turbine work equals 2.5 times the compressor work, determine the maximum temperature in the cycle and the cycle efficiency. Take C, = 1.005 kJ/kg K and y = 1.4

Problem 2 Air enters the compressor of a turbine plant operating on Brayton Cycle at 101.325 kPa, 27°C and the pressure ratio in the cycle being 6. If the turbine work equals 2.5 times the compressor work, determine the maximum temperature in the cycle and the cycle efficiency. Take C, = 1.005 kJ/kg K and y = 1.4

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: n a gas-turbine plant working on a Brayton Cycle, the air at the inlet of the compressor is at 25C…

A: Brayton Cycle : it is the practical working cycle for gas turbine power plant and it consist of for…

Q: an ideal Rankine cycle (fluid flow rate is 8 kg/s) operating between upper and lower pressures of 5…

A: Given data Mass flow rate = 8 kg/s Upper pressure = 10000 kPa Lower pressure = 5 kPa

Q: A turbojet engine is shown in the figure below. The conditions at State 1 are 300K, 100 kPa. The…

A: The pressure at point 1 is The temperature at state 1 is The pressure ratio for compressor is The…

Q: 2. An ideal Diesel cycle has a maximum cycle temperature of 2300°F and a cutoff ratio of 1.4. The…

A: To find: The power produced by engine. Given: The cut off ratio is re=1.4. The ratio of volume is…

Q: Air enters the compressor of an ideal air-standard Brayton cycle at P1-98 kPa and T1-320 K, with a…

Q: A gas turbine with reheat has a TIT of 1230°C, a compressor pressure ratio of 16, and compressor and…

Q: A gas turbine power plant operating on Brayton cycle shown in figure. The air enters the compressor…

A: given; inlet compressor temperature(T1)=300kexit compressor temperature(T2)=700kturbine inlet…

Q: In a C.I. engine working on the dual combustion cycle the compression ratio is 12.5:1. Air at…

Q: In a turbojet engine, what are the assumptions for static & stagnation temperatures and pressures…

A: This question is based on the concept of turbine and compressor.

Q: In a gas-turbine plant working on a Brayton Cycle, the air at the inlet of the compressor is at 25C…

Q: Consider a cylinder of a gasoline engine at the beginning of the compression cycle, during which a…

Q: The standard Brayton air cycle has a compressor pressure ratio of 10. Air entering the compressor at…

A: Write the given data. P2P1=10P1=14.7 lbf/in2T1=70 °F=529.67 °Rm˙=90000 lb/hT3=2200 °R=1740.33 °F

Q: ompressor and turbine is 3. The air enters each stage of the compressor at 300 K and each stage of…

Q: An idealcold air-standard Brayton cycle produces some quantity of power. Air with a mass flow rate…

Question

Problem 2 Air enters the compressor of a turbine plant operating on Brayton Cycle
at 101.325 kPa, 27°C and the pressure ratio in the cycle being 6. If the turbine
work equals 2.5 times the compressor work, determine the maximum temperature
in the cycle and the cycle efficiency. Take C, = 1.005 kJ/kg K and y = 1.4
%3D
%3D

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

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 diesel cycle powered by air has a compression ratio of 20. At the beginning of the compression process, the pressure of the air is 100 kPa, the temperature is 20 °C and the highest temperature of the cycle must not exceed 2250 K. Show the cycle in the P-v diagram.Then calculate: a) The heat entering and leaving the cycle, the thermal efficiency of the cycle, b) the average effective pressure of the cycle. Assume that specific heat is constant at room temperature constant at temperature. k=1.4 CP=1.005 kJ/kgK CV=0.718 kJ/kgK R=0.287 kJ/kgK
Two ideal Brayton cycles (see Figure below) have the same inlet temperature and the same maximum temperature of the turbine inlet. Brayton Cycle A has a higher compression ratio than Cycle B. Which of the following statements is true about the cycles? Cycle A has a higher thermal efficiency and Cycle B has a higher work net for a given mass flow rate. Cycle B has a higher thermal efficiency and a higher work net for a given mass flow rate. Since the temperatures are the same the efficiencies and work net are also the same. Cycle A has a higher work net for a given mass flow rate and Cycle B has a higher thermal efficiency. Cycle A has a higher thermal efficiency and a higher work net for a given mass flow rate.
Q4/ Steam enters the turbine of a power plant operating on the Rankine cycle at 600 ℃ and exhausts at 30 kPa. Calculate the thermal efficiency of the cycle for boiler pressure of 10000 kPa?
Consider the operation of an actual turbine in a gas turbine engine. The mass flow rate is 50 lbm/s. The turbine inlet temperature is 2040 deg F. The pressure ratio in the compressor is 18.15. The turbine efficiency is 0.91. Assume variable specific heats. The turbine exit temperature is approximately Group of answer choices 1320 deg R 1220 deg R 1200 deg R 1090 deg R
A cycle operates on air occurs as follows: an isentropic compression 1-2, a constant-pressure expansion 2-3, an isentropic expansion 3-4, and finally a constant volume cooling 4-1. The ratio of compression is 14, the ratio of expansion during constant-pressure expansion is 2, P1=47kPa, T1=32o C, V1=0.2m3. a. Find the heat added b. Find the heat rejected c. Find the work on each process and the net work
Q3: An ideal air-standard Diesel cycle engine has a compression ratio of 18 and a cut- off ratio of 2. At the beginning of the compression process, the working fluid is at 100 kPa, 27°C. Determine the temperature and pressure of the air at the end of each process, the net work output per cycle [kJ/kg], and the thermal efficiency.
7.7 Consider a turbine consisting of two stages. The overall pressure ratio is four and the inlet conditions are 500 K and a pressure of four atmospheres. Assume that each stage has the same stage efficiency and pressure ratio. If the isentropic tur- bine efficiency is 85%, calculate the stage efficiency. Ans: Nst- 83.3%; n,> Nst
At the beginning of compression in the otto engine cycle, P1= 101.35 kPa, T1 = 21 deg.C and Vi = 0.113 m². At the end of the compression process the pressure is 551.58 kPa. If 174.5 kJ/kg are added during the constant volume reversible. Heating process and the values of k and R for air are 1.4 and 0.287 kJ/kg.deg.K respectively. 2. a. Draw the P-V Diagram b. Draw the T-S Diagram c. Find the temperature at the end of compression d. Find the temperature at the beginning of expansion e. Find Heat removed f. Find the compression ratio g. Find the thermal efficiency
19
The displacement volume of an internal combustron engine is 5.6 liters. The processes within each cylinder of the engine are modeled as an air-standard Diesel cycle with a cutoff ratio ß of 2.4. The state of the air at the beginning of compression is fixed by P 95 kPa, T= liters. For air, take specific heat ratio y 1.4, and R 0.287 kJ kg.K. Determine the net work per cycle, in kl. //int find the temperatures at all states and apply Ocycle= Weycle) b. If the net work per cycle is equal to 4.78 kJ. determine the indicated mean effeetive pressure in kPa, Determine the thermal efficiency. d. Determine the power developed by the engine, in kW, if the cycle is executed 1500 times 27°C, and V = 6.0 a. C. per min