Chimney above kitchen of old traditional home are more common to remove the hot air generated in the kitchen spaces.
- This is a general Phenomenon in which hot air has a tendency to always raises up.
- Cool air is replaced by exterior wind through lower openings of the buildings likes Fenestration.
This Phenomenon is called as STACK EFFECT.
Hot air is generated in the room due to human activity, building material and mechanical devices this hot rises up.
Cool air from the exterior enter the lower portion of the room through doors and windows.
Same phenomenon can be used to cool rooms.
- Exhaust fans can help to pull out the hot air out.
- To bring in cool air roof plane of the space can be extruded to about 5feet with a slope on one side.
- The four extruded faces can have wind catchers.
- Wind catcher can be Prefab module (1feet x 1 feet) with conic perforation.
- Front opening is 9 inch and rear side opening is about 3 inch.
- Hot air enters through the large opening and pushed through the small opening.
- When the big opening is made small it gets pressurized and cause the temperature to drop.
- Same aspect can used in walls as prefab wall panel with perforation which brings in cool air and light pattern created at different times of the day.
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