submarine

  1. artis

    Unusual design for an extra-heavy-displacement 11ft long Atlantic Proa for circumnavigation

    I am currently designing an extremely unconventional sailboat, which we as a couple hope to sail around the world, and if we are successful, that would also set a new Guinness World Record for circumnavigation in the smallest boat. I have been thinking through a lot of things on my own, and I...
  2. J

    Rudder Placement and Size in Relation to Prop on Submarine

    Designing next year's submarine for the University of Michigan's Human Powered Submarine team and am struggling to find information on efficient rudder placement and size. I know the rudders must be placed aft of the center of gravity of the vessel, but is their a relation or constraints for...
  3. B

    Tool that calculates total drag for a submarine

    Can you please suggest a tool (software or online tool) that can analyze a submarine hull shape and give the total drag at a specific velocity. A simplified tool would work too, where I select a general geometry, then input the dimensions and speed, and get the drag force. I'm reading...
  4. H

    Technician Required

    Looking for Submarine ESM Technician, to provide technical support in the troubleshooting, repair and upgrade on board naval submarines in Norfolk, Virginia. Would be great if have Prior experience supporting, interacting with the Mid-Atlantic Regional Maintenance Center (MARMC). Interested...
  5. M

    Why are submarines poor sailers?

    World War I and II submarines spent most of their time on the surface. From what I've heard they were terrible to sail. This is strange to me because when sailing, they have a lot of features that are generally associated with sea-kindliness: narrow, double ended, low windage, high...
  6. R

    AUV propeller question

    Hello. I'm trying to generate 10kgf at 4kts from 300W shaft power (it is to power a smallish AUV). Max torque is *probably* about 3Nm and diameter <300mm. Don't really have any practical experience of propulsion though apart from what I have devoured from Gerr and Carlton textbooks so please...
  7. inside submarine

    inside submarine

  8. 8821

    8821

  9. submarine yacht 25m / 376 tons, c-sub, personal submarine

    submarine yacht 25m / 376 tons, c-sub, personal submarine

    submarine yacht, concrete, c-sub, p-sub, personal submarine yacht, submarine yachting, yacht submarine, sub yacht, prototype built 1994 tested for a decade, low maintainance cost due to independence from marinas, no slip, burglar safe, for extended trips including oceancrossing
  10. personal submarine, concrete submarine yacht

    personal submarine, concrete submarine yacht

    personal submarine, concrete submarine, the submarine provides not only a considerable diving depth of 300m, it also provides good light conditions and a dry living space inside that is at least at the same comfort level as any sailing or motor yacht. - In many aspects it is even better as...
  11. personal submarine, concrete submarine yacht

    personal submarine, concrete submarine yacht

    personal submarine, concrete submarine, the submarine provides not only a considerable diving depth of 300m, it also provides good light conditions and a dry living space inside that is at least at the same comfort level as any sailing or motor yacht. - In many aspects it is even better as...
  12. personal submarine, concrete submarine yacht

    personal submarine, concrete submarine yacht

    personal submarine, concrete submarine, the submarine provides not only a considerable diving depth of 300m, it also provides good light conditions and a dry living space inside that is at least at the same comfort level as any sailing or motor yacht. - In many aspects it is even better as...
  13. personal submarine, concrete submarine yacht

    personal submarine, concrete submarine yacht

    personal submarine, concrete submarine, the submarine provides not only a considerable diving depth of 300m, it also provides good light conditions and a dry living space inside that is at least at the same comfort level as any sailing or motor yacht. - In many aspects it is even better as...
  14. personal submarine, concrete submarine yacht

    personal submarine, concrete submarine yacht

    personal submarine, concrete submarine, the submarine provides not only a considerable diving depth of 300m, it also provides good light conditions and a dry living space inside that is at least at the same comfort level as any sailing or motor yacht. - In many aspects it is even better as...
  15. Surfacing

    Surfacing

    'Sweet Virgin Angel'; a Bionic Dolphin, submersible watercraft. Surfacing from a dive at 20 mph
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