Exam (elaborations)
MAE 117 - Solar And Renewable Energy Detailed Questions And Expert Answers
- Course
- MAE 517
- Institution
- North Carolina State University
MAE 117 - Solar And Renewable Energy Detailed Questions And Expert Answers
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MAE 117 - Solar And Renewable Energy DetailedQuestions And Expert Answers
Brief Description of Course
Basic principles, design, and operation of solar and other renewable energy
systems including solar, photo-voltaic, solar thermal, wind, and PEM fuel cells.
Energy Challenges
1. Energy Crisis in the 1970s: Israel and Middle Eastern Countries' conflict led to oil
prices spiking. Most severe global economic recession after the Great Depression
2. Energy Demand: Population Growth, Human Development Index increase.
Developed countries tend to use a higher proportion of the world's energy
consumption.
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6 Ways to Show Appreciation for Your Child's Teacher
, Energy Challenges II
1. Environmental Issues:
Pollution: Soot from diesel and coal; Nitrogen Oxides from petroleum and natural
gas. Greenhouse gases such as carbon dioxide -> global warming
Water Resources: water usage in power generation, especially the Rankine Cycle
Natural gas combustion reaction
Used to calculate the energy density of natural gas
Gasoline combustion reaction
Rankine cycle example:
P = 1000 MW
Efficiency = 31.5%
Cooling Water (Tin = 60F, Tout = 110 F)
A) Qcondenser = ?
B) Mass flow rate of cooling water
Renewable Energy
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