News Articles with Category: Propulsion

Southampton scientists develop 'octopus submarine'

February 5, 2015 - via University of Southampton Like an octopus, it inflates with water then rapidly deflates by shooting the water out through its base.

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Admiral Fluidics Develops new Caudal Cycle Propulsion System

December 14, 2014 - via Admiral Fluidics The SolidWater™ Device produces a laminar discharge and makes the propeller behave like it is pushing on a solid

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RoboSub Competition Winners Equiped with SeaBotix Thrusters

August 13, 2014 - via SeaBotix “SeaBotix is proud to be a sponsor of RoboSub and pleased to discover that all the winning teams were equipped with SeaBotix thrusters,” the company stated. Prior to this event, SeaBotix also assists the teams throughout the year by providing engineering support with thrusters and spare parts as well as answering technical questions in preparation for the competition.

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DARPA Blue Wolf program seeks revolutionary breakthroughs in undersea vehicle speed and efficiency

July 11, 2014 - via DARPA TTO The Blue Wolf program will develop and demonstrate integrated underwater vehicle prototypes able to operate at speed and range combinations previously unachievable in fixed-size platforms, while retaining traditional volume and weight fractions for payloads and electronics. DARPA is seeking proposals for novel concept designs, dynamic lift and drag reduction systems, and innovative hybrid energy systems.

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Portuguese Project Aims To Deliver Underwater Energy Efficient Demonstrator in 2015

February 18, 2014 - via European Defence Agency TURTLE's aim is to produce new ascent and descent energy-efficient technologies to be incorporated in robotic vehicles used by civil and military stakeholders for underwater operations.

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How 'Mantabot' Robot Fish Could Help Navy Missions

July 25, 2012 - via InnovationNews Bart-Smith's lab built the robot to mimic the nearly silent flaps of a ray's winglike fins as it swims or glides through the water.

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Robojelly - An Underwater Robot That Learns To Swim More Like The Real Thing

November 23, 2011 - via American Physical Society The robot is built out of silicone and uses shape memory alloy (SMA) actuators to swim.

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Jellyfish-like robot for underwater surveillance

November 23, 2011 - via Virginia Tech Researchers at the Department of Mechanical Engineering at Virginia Tech built an unmanned underwater vehicle (UUV) inspired by jellyfish morphology and propulsion mechanism

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A novel idea comes to fruition: New electric water propulsion motor debuts

May 12, 2011 - via Bradenton Herald The RipJet is an electric water propulsion motor that looks like a miniature aircraft jet turbine engine. The engine provides 40 percent more thrust per horsepower than an outboard motor and 500 percent more thrust than any current water jet pumps used on personal watercraft

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