Solar energy

Solar Energy: The Ultimate Renewable Resource PRANAY RAJPUT X B

What is Solar Energy? ,[object Object],[object Object]

Advantages and Disadvantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How much solar energy? The surface receives about 47% of the total solar energy that reaches the Earth. Only this amount is usable.

Putting Solar Energy to Use: Heating Water ,[object Object],[object Object],[object Object],[object Object]

Heating Water: Active System Active System uses antifreeze so that the liquid does not freeze if outside temp. drops below freezing.

Heating Water—Last Thoughts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Heating Living Spaces ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Heating Living Spaces Passive Solar Trombe Wall Passively heated home in Colorado

Heating Living Spaces ,[object Object],[object Object],[object Object],[object Object]

Solar-Thermal Electricity: Power Towers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Power Towers Power tower in Barstow, California.

Solar-Thermal Electricity: Parabolic Dishes and Troughs ,[object Object],[object Object],[object Object],[object Object],[object Object]

Parabolic Dishes and Troughs Because they work best under direct sunlight, parabolic dishes and troughs must be steered throughout the day in the direction of the sun. Collectors in southern CA.

Direct Conversion into Electricity ,[object Object],[object Object],[object Object],[object Object]

Solar Panels in Use ,[object Object],[object Object],[object Object]

Efficiency and Disadvantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Final Thought ,[object Object],[object Object],[object Object],[object Object],[object Object]

Solar energy

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Solar energy