How Do Roof Ponds Work

The key elements of the concept are. A cooling pond is a man made body of water primarily formed for the purpose of supplying cooling water to a nearby power plant or industrial facility such as a petroleum refinery pulp and paper. To prevent the liner from getting lifted by the wind i simply placed old tires on top of the roof.

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In general the pond is covered during day to prevent heating and open at night.

How do roof ponds work.

What is roof pond roof pond is a passive cooling technique based upon the increased heat capacity of cheap and widely available water. The saltwater naturally forms a vertical salinity gradient also known as a halocline in which low salinity water floats on top of high salinity water. Thermal coupling of the water with the occupied spaces. Filling my 6 000 gallon pond would have run my well dry and the local pool service wanted 400 to fill it.

A simple and free solution suggested by a neighbor. Numerical study of thermal behavior in roof pond under the hot and humid climate simulation program comsol multiphysics by miss sasicha sakdawattananon. Tips and lessons from our field editors. Classic work 8 720 552 views.

The roof pond concept combines the traditional functions of a roof with a means of natural heating and cooling. The pond liner has been an inexpensive and effective diy solution that i would surely recommend for flat buildings. H2o sun 3. Do the same for the pump s power cord so you can remove or replace the pump without moving stones.

To demonstrate a roof pond system that uses water and sun to heat and cool without electricity. Ken werner hamilton ny. Use of water for heat storage and as interim heat sink. Cool breezes work best in narrow or open plan layouts.

Pond liners work great if you can cover the roof in one piece. They introduce moisture to building structures such as roof ponds or water sprayed onto evaporative pads and incorporate stacks or chimneys that use convection to exhaust rising hot air and draw cooler low level air into the building. Roof ponds with wet gunny bags shaded roof ponds ventilated roof ponds and roof ponds with movable insulation proved to be more effective relative to other variants of roof pond cooling systems. A solar pond is simply a pool of saltwater which collects and stores solar thermal energy.

Exposure of the water pond to sunshine for heating.

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