Suryanarayana  carried out passive ventilation
on a sphere by ducting air from the front of the sphere to the base with a duct that was 15% of the diameter of the sphere, producing drag reductions of up to 60%.
Its tri-star mast and triple conic forms extend towards the sky maximising natural light levels and reducing energy use through passive ventilation
Installation of additional attic insulation, to include the insulation of pipes, water tanks, loft access walk ways and the improvement to passive ventilation
is out of reach for most existing buildings without a costly remodel, so your best retrofit option is operable windows.
You also need passive ventilation
- air bricks to extract moisture.
You need to get passive ventilation
installed or trickle vents in the windows, or both.
The stair core on the east side is the primary design element for passive ventilation
and indirect day lighting.
A passive ventilation
system for the outer skin was developed.
Ridge vents are an essential element in passive ventilation
systems, allowing fresh air to enter a space and eliminating stagnant air.
The east and south windows are multilayered systems and, like all the house's windows, operable to admit fresh air and optimize passive ventilation
The building will also use passive ventilation
methods such as ventilation shafts to reduce the amount of energy expanded by mechanical air transfers.
This competition promotes the use of renewable solar energy and integration of air-conditioning, passive ventilation
, and desiccant cooling in the built form," she noted.