Définitions
1.NounThe removal of liquid and solid hydrocarbons from a refinery vessel by the use of pressure.
2.NounCooling fluid discharged from a plant at the end of its cycle.
3.NounUprooting, overtopping, or bole breakage of trees by the wind; windthrow and windsnap.
4.NounThe action of aerodynamic forces to tend to cause a deflected control surface to return to its neutral position, or prevent the surface from deflecting past a certain point."At higher airspeeds, the 737's maximum rudder deflection is limited by blowdown, helping to prevent flight-control inputs from overstressing the aircraft's vertical stabilizer."
5.NounAn instance of blowing down with compressed air."Give these parts a blowdown with your air hose before you put them in the ultrasonic cleaning tank."