ssn

  1. Forest Green

    Chinese Submarine News

    https://www.twz.com/news-features/odd-activity-at-chinese-submarine-shipyard-draws-interest
    • Forest Green
    • Thread
    • 2024 attack submarine china state shipbuilding corporation cold war ii department of defense people's liberation army navy people's republic of china plan planet labs shuangliu shipyard ssn united states wuchang shipbuilding industry group co. wuchang shipyard wuhan
    • Replies: 40
    • Forum: Military
  2. J

    Virginia block III/IV vs Astute

    I would like to make a comparison of these two submarines. I mean sonar system, acoustic technology , speed and overall technology comparison. I would also like to know what is amazing about ssn 790 south dakota that everyone writes about some acoustic advantage over other subs.
  3. Grey Havoc

    FS Perle

    https://www.secretprojects.co.uk/threads/uss-bonhomme-richard.30940/post-402978 Some good news: https://www.navalnews.com/naval-news/2021/04/naval-group-started-transplanting-a-damaged-ssn-with-a-decomissioned-submarine/ https://en.wikipedia.org/wiki/French_submarine_Perle_(S606)
    • Grey Havoc
    • Thread
    • 1987 1990 2020 2021 2023 cold war cold war ii french fifth republic marine nationale mn perle post-cold war rubis-class submarine ssn
    • Replies: 11
    • Forum: Military
  4. Grey Havoc

    North Korean 2020 SSN program?

    https://sputniknews.com/military/201709191057500896-north-korea-nuclear-submarine-rumors/
    • Grey Havoc
    • Thread
    • 2020s cold war ii dprk korean people's army navy korean people's navy late 2010s north korea nuclear powered vessels ssn
    • Replies: 1
    • Forum: Secret Naval Projects
  5. Grey Havoc

    Iranian nuclear powered ships program

    http://www.independent.co.uk/news/world/middle-east/iran-nuclear-powered-war-ships-response-us-sanctions-a7471566.html http://www.timesofisrael.com/iran-to-build-nuclear-powered-ships-after-us-breaches-atomic-deal/ This is likely to deadend very quickly (assuming that it's serious in the first...
    • Grey Havoc
    • Thread
    • cgn dlgn frigate imperial iranian navy islamic republic of iran navy naval reactor navy of the islamic revolutionary guard corps nuclear powered vessels nuclear-powered tanker ssn
    • Replies: 11
    • Forum: Secret Naval Projects
  6. Grey Havoc

    Original Project 705 design (1,500 ton displacement)

    I'm just wondering, have any drawings or artist impressions of the original Project 705 design, before they changed over to the design that would lead to the Alfa class, surfaced (no pun intended!) in recent times?
  7. Grey Havoc

    Canadian SSN requirement 1987-89

    Since we don't already have a topic on this: http://www.dtic.mil/dtic/tr/fulltext/u2/a201669.pdf http://www.dtic.mil/dtic/tr/fulltext/u2/a442607.pdf A couple of quick observations on the second paper: "Of all the three White Papers discussed above, the 1987 document “got it wrong” the...
    • Grey Havoc
    • Thread
    • canadian armed forces cold war late 1980s maritime command nuclear powered vessels ssn
    • Replies: 33
    • Forum: Secret Naval Projects
  8. Triton

    US Navy CONFORM submarine

    Images of a model from the US Navy concept formulation (CONFORM) submarine project from the late 1960s. CONFORM was a possible follow-on to the Permit (SSN 594) and Sturgeon (SSN 637) classes devised by Naval Sea Systems Command (NavSea) circa 1967-68. By November 1968, the initial CONFORM...
    • Triton
    • Thread
    • aec atomic energy commission attack submarine buships cold war continuing concept formulation (conform) navsea navships nuclear powered vessels ssn submarine united states united states navy
    • Replies: 17
    • Forum: Secret Naval Projects
  9. Triton

    NSSN Virginia-class - current status and future

    Were there any other concepts for the NSSN before the Virginia-class configuration was approved?
    • Triton
    • Thread
    • cold war ii nuclear powered vessels post-cold war ssn united states navy
    • Replies: 339
    • Forum: Secret Naval Projects
  10. Antonio

    Italian Nuclear Powered Ship Designs

    from: http://www.secretprojects.co.uk/forum/index.php/topic,2808.msg22427/topicseen.html#msg22427 Anybody has pics and info about this designs? Thanks in advance :)
    • Antonio
    • Thread
    • atomic ships cnen cold war cold war ii comitato nafcionale energia nucleare fincantieri gio. ansaldo & c. italcantieri italcantieri – cantieri navali italiani spa italy marina militare north atlantic treaty organisation nuclear battlefield nuclear powered vessels reparto progetto navi di mariconav sezione energia nucleare (fiat) ssn
    • Replies: 29
    • Forum: Secret Naval Projects
  11. GTX

    BAE Systems Submarine Concept

    Hi folks, At this year's DSEi Exhibition, BAE Systems had this advanced submarine concept on display - note the fully ducted propulsion (Sorry for the poor image quality - the photos were taken using my phone): Regards, Greg
    • GTX
    • Thread
    • 2000s 2010s 21st century nuclear powered vessels post-cold war royal navy ssbn ssgn ssn united kingdom war on terror
    • Replies: 46
    • Forum: Secret Naval Projects
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