3- For a power plant producing 10 MW of power using air-standard regenerative Brayton cycle operating at steady state with intercooling and reheat. Operating data at principal states in the cycle are given in the table below. The states are numbered as in Fig. below. (a) Sketch the T–s diagram and determine (b) the mass flow rate of air, in kg/s, (c) the rate of heat transfer, in kW, to the working fluid passing through each combustor, (d) the thermal efficiency.

3- For a power plant producing 10 MW of power using air-standard regenerative Brayton cycle operating at steady state with intercooling and reheat. Operating data at principal states in the cycle are given in the table below. The states are numbered as in Fig. below. (a) Sketch the T–s diagram and determine (b) the mass flow rate of air, in kg/s, (c) the rate of heat transfer, in kW, to the working fluid passing through each combustor, (d) the thermal efficiency.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter9: Refrigerant And Oil Chemistry And Management-recovery, Recycling,

Section: Chapter Questions

Problem 5RQ: An increase in the natural greenhouse effect that leads to heating of the earth is called _____.

See similar textbooks

Similar questions

The most efficient way to establish the best possible economizer position is to measure A. the dry-bulb temperature of the return and outside airstreams. B. the dry-bulb temperature of the return air and the enthalpy of the outside air. C. the enthalpy of the return air and the dry-bulb temperature of the outside air. D. the enthalpy of both the return air and the outside air.
Evaporation cooling in cooling towers heat transfer analysis.
9. Which temperature measurement device is mostly used in industry? A) Gas thermometry B) Thermocouples C) Bimetallic thermometers D) Thermal Camera
A compressor that has been in service for 20 years has finally broken down beyond repair, and now must be replaced. The old 180hp machine cost $1200 and its cost index at that time was 144.5. The new machine will be 400hp. How much will the new machine cost, given that today's compressor index is 252.4 and the power-sizing exponent for compressor sizing is 0.32? A: $929 B: $2706 C: $1434 D: $2096 E: $1549
What is microwave diathermy?
In regards to HVAC systems, what are some ways of improving indoor living comfort through the use of green technology?
A water-cooling tower capacity is governed by what aspect of the ambient air? A. Dry-bulb temperature B. Wet-bulb temperature C. Enthalpy of the air D. Altitude
Differentiate Internal Combustion Engines from External Combustion Engines. What are the relative merits and demerits of ICE and ECE?
1. a) Write a note on evolution of refrigerants. b) Discuss the modern day refrigerants that are being used by various refrigerator and air-conditioner manufacturers.
Explain why the outside air damper is typically nevercompletely closed, even when the outside air conditionsare not adequate to provide free-cooling.
Mechanical Q What are the fundamental principles, advanced technologies, and significant challenges that engineers encounter when designing highly energy-efficient HVAC (Heating, Ventilation, and Air Conditioning) systems for large-scale commercial buildings, and how can these systems contribute to sustainability and energy conservation on a broader scale
Read carefully. Please solve ellaborately and include the untis in every step, and write your solutions clearly and readable if your solution is in written form, Your work will be appreaciated much. Thank You! Atmospheric air from the inside of an automobile enters the evaporator section of the air conditioner at 1 atm, 27 C and 50 percent relative humidity. The air returns to the automobile at 10 C and 90 percent relative humidity. The passenger compartment has a volume of 2 m3 and 5 air changes per minute are required to maintain the inside of the automobile at the desired comfort level. Sketch the psychrometric diagram for the atmospheric air flowing through the air conditioning process. Determine the dew point and wet bulb temperatures at the inlet to the evaporator section, in 8 C. Answer the required heat transfer rate from the atmospheric air to the evaporator fluid, in kW. Answer the rate of condensation of water vapor in the evaporator section, in kg/min. Answer