Step aboard any Boeing 737, shut the door, and watch the world outside shrink behind double-paned windows. As the big jet climbs, its cabin pressurization system begins to invisibly pump steadily more ...

A stationary shockwave ash cleaning device combined with a pneumatic booster system is a solution to the hourly cleaning of accumulated ash in boiler tube bundles. The automated ash cleaning process ...

As commercial passenger jets fly far above altitudes where people can breathe, all aircraft are pressurized. However, aircraft pressurization is still a compromise as they are pressurized not at sea ...

How hot does your engine run? Is it on the cool side? The hot side? Where should it be? How big of a radiator should you run? Antifreeze or water? Tap or distilled? Do you need a pressurized cooling ...

Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...

Credit: Nikolay Lapshin/Khrunichev Center The flight of a Russian Angara A5 heavy-lift rocket from the Vostochny Cosmodrome was automatically aborted 2 min. before the planned 5:00 a.m. EDT April 9 ...