Engineering Thermodynamics Question about a generator and turbine as a system

In summary, the conversation discusses an industrial process that discharges 200,000 cubic ft/min of gaseous combustion products at 400 F and 1 atm. A proposed system for utilizing the combustion products involves a heat-recovery steam generator and a turbine. The problem provides a figure and asks for the turbine inlet temperature in F and the power developed by the turbine in Btu/min. It is assumed that heat transfer and changes in kinetic and potential energies can be ignored, and that there is no significant pressure drop for the water flowing through the steam generator. The combustion products are modeled as air as an ideal gas.
  • #1
rjrod5
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Hey guys, sAn industrial process discharges 200,000 cubic ft/min of gaseous combustion products at 400 F and 1 atm. As shown in the figure, a proposed system for utilizing the combustion products combines a heat-recovery steam generator with a turbine. At steady state, heat transfer from the outer surfaces of the steam generator and turbine can be ignored, as can the changes in kinetic and potential energies of the flowing streams. There is no significant pressure drop for the water flowing through the steam generator. The combustion products can be modeled as air as an ideal gas. a) Determine the turbine inlet temperature, in F. b) Determine the power developed by the turbine, in Btu/min
 
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this is a picture of a problem http://www.chegg.com/homework-help/questions-and-answers/industrial-process-discharges-200-000-cubic-ft-min-gaseous-combustion-products-400-f-1-atm-q3219026
 
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Related to Engineering Thermodynamics Question about a generator and turbine as a system

1. How does a generator and turbine system work in engineering thermodynamics?

A generator and turbine system works by using the energy from a flowing fluid to turn the turbine, which then powers the generator to produce electricity. The fluid can be steam, gas, or water, and the turbine blades are designed to efficiently convert the kinetic energy of the fluid into rotational energy.

2. What is the purpose of a generator and turbine system in engineering thermodynamics?

The purpose of a generator and turbine system is to convert the energy of a flowing fluid into usable electricity. This is important in many industries, such as power plants, where large amounts of electricity are needed to power homes and businesses.

3. How does the efficiency of a generator and turbine system impact its performance?

The efficiency of a generator and turbine system directly impacts its performance. The higher the efficiency, the more energy can be converted into electricity. This means that a more efficient system will produce more electricity with the same amount of input energy.

4. Can a generator and turbine system be used in different types of power plants?

Yes, a generator and turbine system can be used in different types of power plants. The type of fluid used and the design of the turbine may vary, but the basic principle of converting energy into electricity remains the same.

5. How does the second law of thermodynamics apply to a generator and turbine system?

The second law of thermodynamics states that the total entropy of a closed system will always increase over time. In a generator and turbine system, this means that some of the energy from the flowing fluid will be lost as heat and the efficiency of the system will decrease over time.

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