ICS needs no pump - Energy Efficient
Thermosiphon Natural
Convection requires the storage tank to be located above the solar hot water collector –
Warm (less dense) water rises, cold water falls
Warm (less dense) water rises, cold water falls
Forced-convection pump allows storage tank flexibility
Collectors: (1) Flatplate, (2) Evacuated-Tube, or
(3) Concentrating (requires clear skies to focus radiation)
(3) Concentrating (requires clear skies to focus radiation)
Common Flatplate
Evacuated Tube Parabolic
Trough
Connect in parallel, NOT series – Maximize
BTU, not temperature
Requires Clear Sky
Solar Water Heater: (1) Collector, (2) Storage
Tank,
& (3) Either Natural Convection, or a Water Pump
& (3) Either Natural Convection, or a Water Pump