This smoothing-out also increases the propulsive efficiency; a well-designed pump-jet can have efficiencies equal to, or better than, an equivalent propeller.” The Type 093 Challenge for the U.S ...

The $22 million, state-of-the-art Fry Creek Pump Station has a capacity of 300 cubic feet per second, and uses four vertical propeller pumps to separate tidal influences from the basin.

Instead, the pusher propeller in the back gives a speed boost instead of concerning itself with keeping the bird straight. “Then you can go much, much faster than a traditional helicopter.” ...

Molecular propeller could pump medicines. Construction is probably several years away because of the problems of constructing such a small device. CBC News · Posted: Jul 16, ...

The now-familiar sight of traditional propeller wind turbines could be replaced in the future with wind farms containing more compact and efficient vertical turbines. New research has found that ...

LONDON & NEW YORK, July 22, 2024--Vertical Aerospace (Vertical) [NYSE: EVTL], a global aerospace and technology company that is pioneering zero emissions aviation, today announced that testing on ...

Vertical Aerospace has pinned the 9 August crash of its VX4 prototype on a faulty propeller blade which failed during a power-out test. However, the UK start-up insists the goal of obtaining ...

This article was originally published with the title “ A Combined Propeller and Pump ” in Scientific American Magazine Vol. 13 No. 13 (December 1857), p. 99 doi:10.1038 ...

Through the ATI Program, this bold propeller project is getting a total of £20 million ($25.3 million), out of which £8 million ($10 million) is going to Vertical.

U.K. Government Allots $10M for Vertical Aerospace Electric Air Taxi Propeller Project The manufacturer has now received a total of $47 million in British government grant funding, which it will ...