A pump-jet, hydrojet, or water jet is a marine system that produces a jet of water for propulsion. The mechanical arrangement may be a ducted propeller...

direction to the jet. Reaction engines operating on the principle of jet propulsion include the jet engine used for aircraft propulsion, the pump-jet used for...

pressure fluid is entrained in the jet and carried through a duct to a region of higher pressure. It is a fluid-dynamic pump with no moving parts except a...

racing, and in competitions. Both styles have an inboard engine driving a pump-jet that has a screw-shaped impeller to create thrust for propulsion and steering...

Diffusion pumps use a high speed jet of vapor to direct gas molecules in the pump throat down into the bottom of the pump and out the exhaust. They were...

these pumps: Rotary lobe pump Progressing cavity pump Rotary gear pump Piston pump Diaphragm pump Screw pump Gear pump Hydraulic pump Rotary vane pump Peristaltic...

Integrated Motor Propulsor arrangement, powering the pump-jet propulsor, although SSD concepts without pump-jet propulsors also exist. In 2015, an Ohio-Replacement...

or more different principles of jet propulsion. A water jet, or pump-jet, is a marine propulsion system that uses a jet of water. The mechanical arrangement...

internal combustion engine driving a propeller, or less frequently, in pump-jets, an impeller. Marine engineering is the discipline concerned with the...

jetboat draws the water from under the boat through an intake and into a pump-jet inside the boat, before expelling it through a nozzle at the stern. The...

Water jet may refer to: A jet of water under pressure, like in an ornamental fountain or drain cleaner Pump-jet, a marine propulsion mechanism for jetskis...

steam propels the torpedo in a closed Rankine cycle, supplying power to a pump-jet. This propulsion system offers the very important deep-water performance...

elevation difference between the pump and the fluid surface. Submersible pumps push fluid to the surface, rather than jet pumps, which create a vacuum and rely...

nuclear reactor is estimated to generate 210 megawatts (MWt) driving a 30 MW pump-jet propulsion system built by BAE Systems that was designed for the Royal...

single S6W nuclear reactor, delivering 45,000 hp (34 MW) to a low-noise pump-jet. As a result of their advanced design, however, Seawolf-class submarines...

of vacuum pump, which produces vacuum by means of the Venturi effect. In an ejector, a working fluid (liquid or gaseous) flows through a jet nozzle into...

sit-down Jet Ski, and originator of the Sport Class for PWC racing. Kawasaki introduced the JS650SX. It featured a higher capacity axial flow pump and a...

mechanical assembly that is more complicated than a propeller. The Kort nozzle, pump-jet and rim-driven thruster are examples. An example propulsor is shown in...

1982 under conditions of great secrecy (pp. 56, 61). It is propelled by a pump jet driven by an electric motor. Power is supplied by a magnesium/silver-chloride...

officially handed over to the Swedish Navy by early 2010. The torpedo has a pump jet propulsion system giving it a maximum speed of over 45+ knots. It can also...

also the first class of Royal Navy submarines to be built with shrouded pump-jet propulsors. The Dreadnought, Valiant and Churchill classes all had a "whale-shaped...

boat that enabled the use of shorter periscopes. There is a propeller (or pump jet) at the rear, and various hydrodynamic control fins. Smaller, deep-diving...

require less maintenance and develop more torque at lower propeller speeds. Pump-jet propulsion is available as an option on most outboard motors. Although...

hydrodynamically efficient hull for reduced broadband noise and the first ever use of pump-jet propulsion on a Russian nuclear submarine. Russian news service TASS claimed...

lives. The reactor drives two GEC steam turbines linked to a single shaft pump jet propulsor, giving the submarines a maximum submerged speed of over 25 knots...

completely replaced the older Tigerfish torpedo. The torpedo is driven by a pump-jet coupled to a Hamilton Sundstrand 21TP04 gas turbine engine using Otto fuel...

flying at high speeds, or rocket-assist launchers. Powered by an electric pump-jet, it can be run at "silent" speeds to avoid giving its location away to...

Royal Navy Cruise missile submarine Attack submarine All boats have a pump jet propulsor with the exception of Trafalgar, which was fitted with a 7-bladed...

4 in) Propulsion Rolls-Royce PWR3 nuclear reactor, turbo-electric drive, pump-jet Speed 20 knots (37 km/h; 23 mph) surfaced; 28 knots (52 km/h; 32 mph) submerged...

possibly making them China's "first quiet submarine." The Type 093B has pump-jet propulsion. Two may have been launched between May 2022 and January 2023...