Queen Elizabeth Class Aircraft Carrier

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Queen Elizabeth Class Aircraft Carrier

Home Forums Scratch build Queen Elizabeth Class Aircraft Carrier

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  • #6988
    Paul T
    Participant
      @pault84577
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      #54297
      Paul T
      Participant
        @pault84577

        I have a little project on the go.

        Could someone help me with a scale calculation

        280m at 1/72 scale =

        Sorry to ask but I have been crunching numbers all day and my brain has turned to mush and I need to check my calculations.

        Paul

         

         

        Edited By Paul T on 12/12/2014 16:11:08

        #54299
        Bob Abell 2
        Participant
          @bobabell2

          That comes to 3.888

          Such a simple calculation…..Is there a catch to this?

          Bob

          #54300
          Paul T
          Participant
            @pault84577

            Hi Bob

            No catch I just needed someone to confirm my work, at the moment I wouldn't trust myself to count my eleven fingers without making a mistake.

            Thanks for the confirmation.

            Paul

            #54322
            Ian Jopson
            Participant
              @ianjopson21383

              I had a similar problem recently while trying to rescale a large drawing. My figures for going from 15ft to I inch to 20 ft to I inch ended up with a model length longer than the original! Got there in the end though.

              #54323
              Bob Abell 2
              Participant
                @bobabell2

                Excuse my ignorance, Paul

                Why is the thread entitled……Queen Elizabeth class aircraft carrier?

                Is this the next project, by any chance?

                Bob

                #54325
                Paul T
                Participant
                  @pault84577

                  Bob

                  Please don't apologise as I haven't really made it clear that the QE is my next drawing project, Currently I am researching the ship, thanks to Dave Wooley for the photos, and proposing to draw it at 1:72 scale which will allow the purchase of scale aircraft and helicopter kits.

                  The ship is 250m long which will result in a model 3.8m (12ft) long, the model will be designed in sections for ease of storage and transport.

                  Paul

                  #54332
                  David Wooley
                  Participant
                    @davidwooley82563

                    Wow Paul 12 ft long now that's what I call a big model , An interesting project indeed .

                    Dave Wooley

                    #54333
                    Colin Bishop
                    Moderator
                      @colinbishop34627

                      And all on A4 sheets!

                      Colin smiley

                      #54338
                      Paul T
                      Participant
                        @pault84577

                        Hi Colin

                        Yes A4… or A3…. or A0

                        That's the great thing about digital drawings… they can be printed on any size of paper and still be 100% accurate.

                        I have reached my first stumbling block as I cant find any cross sections across the width of the hull.

                        Paul

                        #54346
                        Bob Abell 2
                        Participant
                          @bobabell2

                          That's because it's probably classified?

                          Could you make an educated guess?

                          Bob

                          #54347
                          Paul T
                          Participant
                            @pault84577

                            Bob

                            I don't think its classified as the individual blocks were all open to view when they were being transported for assembly.

                            I have started making educated guesses and extracting as much info as I can from images on the internet but getting it right at this stage will save me a heap of trouble further down the line.

                            Paul

                            Edited By Paul T on 14/12/2014 18:29:55

                            #54348
                            Bob Abell 2
                            Participant
                              @bobabell2

                              Dave Wooley may have some info?

                              I remember, somebody saying that a plastic kit was availabell?

                              Bob

                              #54349
                              Paul T
                              Participant
                                @pault84577

                                Dave has already been a great help and sent me a pile of high quality photos.

                                Airfix had made a one off model but I don't think any models are available commercially.

                                Paul

                                #54352
                                Diede van Abs
                                Participant
                                  @diedevanabs87670

                                  Paul,

                                  Might a scale of 1:144 not be a better plan?

                                  That makes for a much more transportable hull, and 1:144 is still a pretty common plastic aircraft scale.

                                  #54353
                                  Paul T
                                  Participant
                                    @pault84577

                                    Hello Diede

                                    It was always going to be either 1:72 or 1:44 scale for deck space as I intend to fly scale helicopters off it and hopefully F35s if I can get one that does a vertical take off.

                                    Transport isn't a problem as I can either take it apart for transporting inside the car or simply use a dinghy trailer and tow it to the lake.

                                    Paul

                                    #54355
                                    Diede van Abs
                                    Participant
                                      @diedevanabs87670

                                      Ok, well good luck on building this monster then.

                                      For inspiration you could look up the 1:96 build of Emma Maersk on the dutch Modelbouwforum (www.modelbouwforum.nl); this is a 4,3m long monster.

                                      I will follow your build log with anticipation, such big vessels are off limits for me but oh so interesting and impressive! Good luck!

                                      #54357
                                      Paul T
                                      Participant
                                        @pault84577

                                        Hi Diede

                                        I have a long way to go with the design process before any building starts but it should be an interesting project.

                                        All the best

                                        Paul

                                        #54358
                                        David Wooley
                                        Participant
                                          @davidwooley82563

                                          Hi Paul A model of that size would be quite at home at the Ellesmere Port show in March . The home of big models laugh

                                          Remember this one

                                          img_1219.jpg

                                          Dave Wooley

                                          #54359
                                          Paul T
                                          Participant
                                            @pault84577

                                            Hi Dave

                                            Yes Ellesmere certainly does attract bigger models and I always get inspiration when I see superb examples like these in your photo.

                                            Paul

                                            #54365
                                            Bob Abell 2
                                            Participant
                                              @bobabell2

                                              What a chaotic scene!…..Hardly any water left

                                              That`s me, round the corner, up the stairs and across the bridge!….lol

                                              By designing your model on CAD, Paul, you can always change the final size quite easily at a later date

                                              But we do like big uns!

                                              If you get there on the right day, you can see a giant carrier on Llandudno boating lake

                                              Bob

                                              It`s that Carrier again

                                              Carrier at Llandudno

                                              #54375
                                              Paul T
                                              Participant
                                                @pault84577

                                                By designing your model on CAD, Paul, you can always change the final size quite easily at a later date

                                                Hi Bob

                                                I don't want to dampen your enthusiasm but changing drawing sizes isn't as easy as simply clicking a switch. On something with the size and complexity of the QE it would take 2 to 3 days to make and check all of the changes.

                                                Paul

                                                #54380
                                                Bob Abell 2
                                                Participant
                                                  @bobabell2

                                                  With AutoCAD…….Layouts can be any size…..Complete with correct dimensions too

                                                  Won`t Turbo Cad do it then?

                                                  Bob……Done some

                                                  #54382
                                                  Paul T
                                                  Participant
                                                    @pault84577

                                                    Bob

                                                    Turbo Cad has the same capabilities as AutoCAD the problems arise when the design includes readily available materials.

                                                    For example think about 6mm x 6mm stringers in a 4ft design.

                                                    If you wanted to reduce the design to 3ft the size of the stringers would change to 4.8mm x 4.8mm.

                                                    4.8mm x 4.8mm isn't a commercially available size so the stringers on the 3ft design would have to be changed to 4mm x 4mm.

                                                    Now consider all of the other drawing dimensions that will have to be changed to suit commercially available materials.

                                                    The upshot of all this is that changing sizes isn't as simple as flipping a switch.

                                                    Paul

                                                    #54383
                                                    Bob Abell 2
                                                    Participant
                                                      @bobabell2

                                                      I said…. Layout drawings

                                                      Thickness of the wood etc would not be shown

                                                      Bob

                                                      PS……..     https://www.youtube.com/watch?v=GwAERRMw6QU

                                                      Edited By Bob Abell on 16/12/2014 18:29:40

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