Victor III

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  • bwi
    SubCommittee Member
    • Jun 2013
    • 181

    #46
    Originally posted by tommydeen View Post
    You got it.. im wondering how much torque the
    Prop your making now will produce.. hmmm
    Very very nice work!! How will you key them
    Together?
    I will glue them together.

    Torque will be ok, the pitch and projected blade area are proven, even the developed area of the blade is not so large as the blades themselves are quite narrow.

    Meanwhile I made also the high skewed prop.

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    Grtz,
    Bart
    Practical wisdom is only to be learned in the school of experience.
    "Samuel Smiles"
    http://scale-submarine.com/index.html

    Comment

    • tommydeen
      • Nov 2003
      • 326

      #47
      Wow very impressive!!!
      sigpic. You have to ask yourself one question...would the admiral approve

      Comment

      • tommydeen
        • Nov 2003
        • 326

        #48
        Hey bart hope all is well. Havent herd from you in some time on your project here
        sigpic. You have to ask yourself one question...would the admiral approve

        Comment

        • Mixvs Minimax
          Junior Member
          • Sep 2015
          • 13

          #49
          Hi Bart,

          I sent You the Akula class markings and 2 types of sail emblems and the hull number for Your Dmitri Moskovskii at fb.

          cheers
          alex
          https://www.facebook.com/Mixvs-Minimax-478862722154782

          Comment

          • bwi
            SubCommittee Member
            • Jun 2013
            • 181

            #50
            just some progress pics

            Sail tooling and casting

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            Escape module hatch and locator buoy

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            Hard shell for the hull tooling

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            Camera enclosures and windows of the bridge wind deflector casted in clear resin

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            Grtz,
            Bart
            Practical wisdom is only to be learned in the school of experience.
            "Samuel Smiles"
            http://scale-submarine.com/index.html

            Comment

            • bwi
              SubCommittee Member
              • Jun 2013
              • 181

              #51
              The most complicated resin cast I ever did worked out beautiful. 13 cores were inserted.
              1 x propshaft, 8 x dowel pins for rudder and planes, 4 x rudder and planes stock,

              Pictures right after demolding.

              Grtz,
              Bart

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              The tooling ready to take the resin

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              Practical wisdom is only to be learned in the school of experience.
              "Samuel Smiles"
              http://scale-submarine.com/index.html

              Comment

              • sam reichart
                Past President
                • Feb 2003
                • 1302

                #52
                holy crap, that's a complicated tool. the part looks awesome Bart!

                Comment

                • bwi
                  SubCommittee Member
                  • Jun 2013
                  • 181

                  #53
                  Thank you Sam, appreciate it sir.

                  Grtz,
                  Bart
                  Practical wisdom is only to be learned in the school of experience.
                  "Samuel Smiles"
                  http://scale-submarine.com/index.html

                  Comment

                  • scott t
                    Member
                    • Feb 2003
                    • 879

                    #54
                    That is very nice. Did you take any pictures disassembling the part from the mold?

                    Comment

                    • salmon
                      Treasurer
                      • Jul 2011
                      • 2327

                      #55
                      Bart,

                      Your work inspires me to do better. You make it look effortless. Check out his Youtube videos. You get to watch him work through this.
                      Happy New Year!

                      Peace,
                      Tom
                      If you can cut, drill, saw, hit things and swear a lot, you're well on the way to building a working model sub.

                      Comment

                      • bwi
                        SubCommittee Member
                        • Jun 2013
                        • 181

                        #56
                        Originally posted by scott t View Post
                        That is very nice. Did you take any pictures disassembling the part from the mold?

                        I made a video for you, hope this helps, here is the link https://fb.watch/2KO3ft8_Ih/

                        grtz, Bart
                        Practical wisdom is only to be learned in the school of experience.
                        "Samuel Smiles"
                        http://scale-submarine.com/index.html

                        Comment

                        • scott t
                          Member
                          • Feb 2003
                          • 879

                          #57
                          Thanks for the videos. Very well done on the casting.

                          Comment

                          • bwi
                            SubCommittee Member
                            • Jun 2013
                            • 181

                            #58
                            Last of the outfittings.

                            Spent most of the yesterday on designing, tweaking of the fwd dive plane until I had a working prototype.

                            The plane is a “flap rudder” type or “multi-section” rudder. The hinged aft section gives the rudder an extra control surface therefore enhances its efficiency.
                            When the helm is applied the angle of attack of the main control surface changes (working of a normal rudder), in addition the angle of attack of the flap also changes.
                            If the main rudder rotates 45° the flap turns an additional 45°. The flap is making a 90° angle to horizontal.

                            Pictures showing both 0° and 40°

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                            Grtz,
                            ​​​​​​​Bart
                            Practical wisdom is only to be learned in the school of experience.
                            "Samuel Smiles"
                            http://scale-submarine.com/index.html

                            Comment

                            • salmon
                              Treasurer
                              • Jul 2011
                              • 2327

                              #59
                              Excellent. Simple operation, but a nice detail to add!
                              If you can cut, drill, saw, hit things and swear a lot, you're well on the way to building a working model sub.

                              Comment

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