This is a modified solar chimney design. A normal solar chimney is not connected to an AC unit and has performance limitations in hot climates. However, when integrated into an AC system, a solar chimney can improve cooling ability and save electricity, even in desert areas.

1. Air Conditioner HeatAir Conditioner Heat
ExchangeExchange
with Solar Chimneywith Solar Chimney
Perry Scanlon

2. Basic Solar ChimneyBasic Solar Chimney
Borrowed from Wikipedia. Article: Solar Chimney, Drawn by User:
Fred_the_Oyster

3. Less Effective in DesertLess Effective in Desert
AreasAreas
● Higher average monthly temps in
summer.
Palm Springs: 93F July & August
● Higher average annual temps.
Palm Springs: 75F
● Cooling to average annual temp:
unrealistic.
Ground heats up around pipe(s).
● Useful for survival but probably not
comfort.

4. Modified Solar ChimneyModified Solar Chimney
95°F intake air instead of 115°F air saves electricity.

5. Similar Concept:Similar Concept:
Geothermal Heat PumpGeothermal Heat Pump
Borrowed from Wikipedia. Article: Geothermal Heat Pump
Photo by Mark Johnson, User: Marktj

6. Advantages overAdvantages over
Geothermal Heat PumpGeothermal Heat Pump
● Simpler and easier to build.
● Lower cost.
● No pump or additional electricity
required.
Air flow is assisted by sun.
● Use of air-cooled condenser coil.
● Leaks: less likely, less damaging, easier
to fix.

7. The EndThe End
Questions?Questions?