Name: John Lin ID: 20214813 Block: 8M-I

1
Name John LinID 20214813Block 8M-I
2
Advantages, Disadvantages, Practical
ApplicationFor Solar Hot Water Heating System
3
Advantages

• -commercially available
• -simple, no moving parts, nothing to break down,
  free fuel and no pollution
• -most cost-effective use of solar energy in many
  climates.
• -significantly reduce water heating bills
• -little operation and maintenance
• -completely automatic and are left in operation
  year-round

4
Disadvantages

• Space
• -need large enough space for the solar collectors
  
• Exposure
• -solar collectors must be properly exposed to the
  sun
• Orientation
• -need to face the solar collector in the east
  direction.
• Bracing
• -the storage tank will be on the roof if you
  choose a passive solar water heater

5
Practical Applications

• -swimming pool.
• -operation cost is less then the gas and heat
  pump pool heaters
• -they have a very low annual operating costs.

6
Solar Swimming Pool Heaters
7
Solar Process Heat

• -Hot water heating for schools, office buildings,
  prisons, and military bases.
• -consists of several thousand square feet of
  ground-mounted collectors, pumps, heat
  exchangers, controls, and one or more large
  storage tanks.
• -provide large quantities of hot water for
  nonresidential buildings

8
Environmental Impact

• -help preserve our natural gas supplies and
  decrease air pollution

9
Reference

• http//www.solarexpert.com/Heatdhw.html
• http//www.eere.energy.gov/RE/solar_hotwater.html