ISS MSD

Discussion in 'Science and Technology' started by Bill Morris, Aug 17, 2007.

  1. Bill Morris

    Bill Morris Commodore Commodore

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    I'm trying quickly to put together a simple MSD-style overview diagram of the ISS to add to my LCARS library. The references on the Web aren't quite as helpful as I had expected. Here's the mess I've made so far. There seems to be room left for eight or so more labels, unless the image becomes too tall.

    [​IMG]
     
  2. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    Well, what you have labeled as just simply "Truss" is actually the Z1 (Zenith) Truss. It houses the CMGs (Control Moment Gryros) and the Ku-Band antenea amongst other things.

    And on this side (starboard) of the Unity Node, is the Quest Airlock.

    And currently, on the nadir port of the Zvesda module, is the Pirs docking module, which will then later be moved to the Zenith port.

    Also on top of the Destiny Lab is the major truss segment starting with the S0, followed by the S1, P1, P3/4, S3/4, P5, S5, P6, S6. But that would have to be done on top-down LCARS view.

    But then by the end of the year, you're gonna have the Node 2 "Harmony" on the end of the Destiny Lab, then the Columbus ESA module on the Starboard side of it. With the Japanese Kibo modules on the Port side coming up early next year.
     
  3. Bill Morris

    Bill Morris Commodore Commodore

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    Slightly overbudget but hopefully okay now:

    [​IMG]
     
  4. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    Not bad, but just three things.

    1. The Z1 Truss isn't that tall. It's just more or less a square on top of Unity.
    2. Node 2 "Harmony" is too long. It's just 21 feet long. The Destiny Lab by comparison is 28 feet long. So if you got a scale you're using, back it off appropriately. I'd also redesign the PMA 2. Use the same shape you have for PMA 1 on the left side of "Unity", except flip it vertically.
    3. And lastly, go ahead and add the main Truss segment on top of Destiny. Which is shaped like a Hexagon on its tip. In other words, the bottom (attached to Destiny) is one of the points of the Hexagon. And its heighth is just slightly higher than the Z1 Truss.

    If you want some really good information of module size and whatnot, go here:
    NASA's Multimedia section
    Then load up the Interactive Space Station Reference Guide, then select How It Works, and then load up any of the PDFs on the right to get dimensions and all that. The Integrated Truss Assembly one is really good.
     
  5. Bill Morris

    Bill Morris Commodore Commodore

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    Thanks. I'm trying to find the correct end-on shape of the S0 truss element. Various pictures and diagrams disagree. Here's one thing I didn't see before--a Lego model of the ISS but not as up to date as I'm looking for:

    http://www.mocpages.com/moc.php/9170
     
  6. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    That's a nice LEGO model, but yeah, it's a bit out of date. (Pre-return to flight). But that's alright, NASA hasn't updated their RADAR image they use when docking and undocking. Noticed that Sunday morning when the shuttle undocked.

    But do like I suggest. Go to the link I showed above. I'd trust it more than any other source.

    OK, with regards to the Truss segments, I found some good pictures that show the back side of the Truss segments:

    Rear views
    http://spaceflight.nasa.gov/gallery/images/station/issartwork/hires/jsc2006e25651.jpg

    http://spaceflight.nasa.gov/gallery/images/station/issartwork/hires/jsc2006e25652.jpg


    Front views
    http://spaceflight.nasa.gov/gallery/images/station/issartwork/hires/jsc2006e25650.jpg

    http://spaceflight.nasa.gov/gallery/images/station/issartwork/hires/jsc2006e25649.jpg

    Those two are really good for getting a good look at the Node 2, Columbus, and Kibo labs.
     
  7. Bill Morris

    Bill Morris Commodore Commodore

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    Okay, here's what I got from your suggestions and jillions of photos, drawings, and even one mission patch, disorganized as they are (and I resized some Starfleet crewmen from my Defiant MSD and pasted them in--they must be confused right now):

    [​IMG]
     
  8. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    Are you sure about the shape of the S0 Truss there and its positioning? From the photos I've seen, it's a full Hexagon, with the S1 and P1 being Trapezoidal (see those Rear view shots above). And it's a little further forward than that. More like the bottom mount point should be about where your second bay in the lab is.
     
  9. Bill Morris

    Bill Morris Commodore Commodore

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    That's what I thought, too, maybe full looking straight on but half at the ends of this segment. These NASA diagrams get confusing, and many are subject to change.

    [​IMG]

    Here's one from the other side:

    [​IMG]
     
  10. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    Huh...

    Oh wait...here...here's a real on-flight pic from the back side when the S0 was the only truss up there, and you can clearly see the back-side of the Hexagon that appears in the CG images above.

    http://spaceflight.nasa.gov/gallery/images/station/assembly/hires/s110e6058.jpg
     
  11. Bill Morris

    Bill Morris Commodore Commodore

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  12. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    OK. ;)
     
  13. Bill Morris

    Bill Morris Commodore Commodore

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    Great. Thanks for your help. I'm trying to get a release packaged up and didn't know if I could get this in on time. Most of the MSDs I've got are Starfleet, but now I've got three NASA MSDs and want to get some several of the probes in next time.
     
  14. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    Well, before you release, you might want to add a bit of detail to the Z1 truss. Looks a bit too plain, compared to the rest of the model.
     
  15. Jimmy_C

    Jimmy_C Fleet Captain Fleet Captain

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    Nice schematic! Are there floors in the ISS? If not, you might want to take them out.
     
  16. Bill Morris

    Bill Morris Commodore Commodore

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    No gravity plating, but NASA's published cutaways show floors, as in the one posted above and illustrations of every module like this:

    [​IMG]

    I'll research the Z1 some more.
     
  17. Bill Morris

    Bill Morris Commodore Commodore

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    I'm interpreting this representation of z1

    [​IMG]

    to translate to this:

    [​IMG]
     
  18. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    OK, so where's the Ku band antenna?

    Also, one more suggestion if I could...

    The Canadian Arm II will most likely spend most of its time on the Mobile Base System on the Trusses, rather than underneath the Lab as you got it here.
     
  19. Bill Morris

    Bill Morris Commodore Commodore

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    Okay. I was hoping that would make room for a small top or bottom view, but space is pretty tight.

    [​IMG]
     
  20. Johnny Rico

    Johnny Rico Rear Admiral Rear Admiral

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    There ya go! I'd say that version makes the ticket.

    You ought to submit that image to NASA.

    Now then, were you going to add Node 3/Cupola, the Russian Multipurpose Laboratory Module (which is essentially a clone of the Zarya module), and the Docking Cargo Module (which was originally the bottom piece to the now canceled Russian power module).