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  2. Underwater thruster - Wikipedia

    en.wikipedia.org/wiki/Underwater_thruster

    The propeller guard design can affect the flow to the propeller and consequently the performance. Some manufacturers leave the design of the propeller guard to the user, but a more efficient solution is to integrate the function with the nozzle support struts. [citation needed] Shell: Thruster shells usually must be resistant to seawater ...

  3. Diver propulsion vehicle - Wikipedia

    en.wikipedia.org/wiki/Diver_propulsion_vehicle

    hobbyist-built DPV with T500 thrusters . A DPV usually consists of a pressure-resistant watertight casing containing an underwater thruster, or a battery-powered electric motor, which drives a propeller The design must ensure that the propeller cannot harm the diver, diving equipment or marine life, the vehicle cannot be accidentally started or run away from the diver, and it remains ...

  4. Magnetohydrodynamic drive - Wikipedia

    en.wikipedia.org/wiki/Magnetohydrodynamic_drive

    A view of the end of the thruster unit from Yamato I, at the Ship Science Museum in Tokyo. MHD has no moving parts, which means that a good design might be silent, reliable, and efficient. Additionally, the MHD design eliminates many of the wear and friction pieces of the drivetrain with a directly driven propeller by an engine. Problems with ...

  5. Azimuth thruster - Wikipedia

    en.wikipedia.org/wiki/Azimuth_thruster

    A Z-drive thruster has a horizontal input shaft, a vertical shaft in the rotating column and a horizontal output shaft, with two right-angle gears. Electrical transmission , more commonly called pods, where an electric motor is fitted in the pod itself, connected directly to the propeller without gears.

  6. Gridded ion thruster - Wikipedia

    en.wikipedia.org/wiki/Gridded_ion_thruster

    The gridded ion thruster is a common design for ion thrusters, a highly efficient low-thrust spacecraft propulsion method running on electrical power by using high-voltage grid electrodes to accelerate ions with electrostatic forces.

  7. Oasis (Minecraft clone) - Wikipedia

    en.wikipedia.org/wiki/Oasis_(Minecraft_clone)

    Oasis is a 2024 video game that attempts to replicate the 2011 sandbox game Minecraft, run entirely using generative artificial intelligence.The project, which began development in 2022 between the AI company Decart and the computer hardware startup Etched, was released by Decart to the public on October 31, 2024.

  8. Pulsed plasma thruster - Wikipedia

    en.wikipedia.org/wiki/Pulsed_plasma_thruster

    A pulsed plasma thruster (PPT), also known as a Pulsed Plasma Rocket (PPR), or as a plasma jet engine (PJE), is a form of electric spacecraft propulsion. [1] PPTs are generally considered the simplest form of electric spacecraft propulsion and were the first form of electric propulsion to be flown in space, having flown on two Soviet probes ...

  9. Status-6 Oceanic Multipurpose System - Wikipedia

    en.wikipedia.org/wiki/Status-6_Oceanic...

    The Poseidon (Russian: Посейдон, "Poseidon", GRAU index 2M39, NATO reporting name Kanyon), previously known by Russian codename Status-6 (Russian: Статус-6), is an autonomous, nuclear-powered unmanned underwater vehicle reportedly in production by Rubin Design Bureau, capable of delivering both conventional and nuclear warheads.