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The application of physics to the built environment, particularly with regard to the movement of heat, air, moisture, pollutants and light through buildings.

6 votes
1 answer
531 views

Water flushed down, water pumped up (in buildings)

I live in a tall building (20 floors) on a mountain. Because the water pressure from the water company is not enough, there is a water pump at the last floor which is activated each time someone is us …
Vincent's user avatar
  • 185
1 vote
4 answers
4k views

Maximum efficiency for a counter-current heat exchanger (double flux controlled motorized ve...

I am not sure if I can explain the question correctly because I don't know the name of this mechanism in English. This is my explanation attempt: In a house, a tube is expelling the air from the insi …
Vincent's user avatar
  • 185