Solar energy: basic principles. Passive solar energy systems. Active solar energy systems. Electricity from the sun. Selected references. Solar economics.with spas and hot tubs are in the 1 to 2 hp range a a much larger capacity than is needed to circulate 3 to 8 gpm to solar collectors. ... Pump capacity for a spa system is determined based on the flow rate required, the friction loss for the piping loop and collectors, ... Solar collectors Vacuum breaker Figure 14-23 Flow diagram of a solar-heating system for a spa with independent connections to the spa.
|Title||:||Solar energy systems design|
|Author||:||Norman C. Harris, Cydney Elizabeth Miller, Irving E. Thomas|
|Publisher||:||John Wiley & Sons - 1985-04-17|