Designing an air conditioner to blow more cheaply.
By Charles Wardell
Posted 12.14.2001 at 8:08 pm 0 Comments
An Oklahoman's invention could dramatically lower the cost of air-conditioning. Like any air conditioner, the Kelix transfers heat from inside to outside by raising and lowering the pressure of a liquid refrigerant -- but without the power-hungry compressor that is mostly to blame for air-conditioning's notoriously high energy consumption.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.