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  1. Wikipedia
    https://en.wikipedia.org/wiki/Type_XXI_submarine

    Type XXI submarine - Wikipedia

    • Type XXI submarines were a class of German diesel–electric Elektroboot (German: "electric boat") submarines designed during the Second World War. One hundred and eighteen were completed, with four being combat-ready. During the war only two were put into active service and went on patrols, but these were not used in combat. They were the first su… 展开

    Description

    The main features of the Type XXI were the hydrodynamically streamlined hull and conning tower and the … 展开

    Construction

    This was the first U-boat to be constructed of modular components to allow for the manufacture of the various components in different factories and subsequent assembly at the shipyard.
    Between 1943 a… 展开

    舰种潜艇
    拥有国纳粹德国
    前型VII级潜艇和IX级潜艇
    次型XXVI型潜艇
    Sensors

    The FuMB Ant 3 Bali radar detector and antenna was located on top of the snorkel head.
    The Type XXI boats were fitted with the FuMO 65 Hohentwiel U1 with the Type F432 D2 radar tr… 展开

    Wartime and post-war service

    U-2511 and U-3008 were the only Type XXIs used for war patrols, and neither sank any ships. The commander of U-2511 claimed the U-boat had a British cruiser in his sights on 4 May when news of the German cease-fire was received… 展开

    Survivor

    The only boat to survive intact is Wilhelm Bauer (ex-U-2540), at the German Maritime Museum in Bremerhaven. Records indicate that this sub was scuttled by her crew in 1945, salvaged in 1957 and refurbished for use by the West … 展开

    Notable wrecks

    The wrecks of several Type XXI boats are known to exist. During 1985, it was discovered that the partially scrapped remains of U-2505, U-3004, and U-3506 were still in the partially demolished "Elbe II" U-boat bunker in … 展开

    Influences

    The Type XXI design directly influenced advanced post-war submarines, the Greater Underwater Propulsion Power Program (GUPPY) improvements to the United States Gato, Balao, and Tench-class submarines, an… 展开

    CC-BY-SA 许可证中的维基百科文本
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    目录
    Description
    Construction
    简要情况
    Sensors
    Wartime and post-war service
    Survivor
    Notable wrecks
     
  1. HistoryNet
    https://www.historynet.com/type-xxi-u-boat

    Phantom of the Deep: Germany’s Underwater Wonder Weapon

  3. Naval Encyclopedia
    https://naval-encyclopedia.com/ww2/germany/type-xxi-u-boats.php

    Type XII U Boats - Naval Encyclopedia

  4. WW2 Weapons
    https://www.ww2-weapons.com/u-boat-typ-xxi

    Type XXI U-boat > WW2 Weapons

  5. Wikipedia
    https://en.wikipedia.org/wiki/German_submarine_U-2513

    German submarine U-2513 - Wikipedia

  6. Type XXI U-Boat的图片

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  7. German U-Boats and Battle of the Atlantic
    http://www.uboataces.com/uboat-type-…

    German Type XXI U-Boat Elektroboat UBoat - history, …

    Learn about the revolutionary design and performance of the Type XXI, the first true submarine that could operate mainly underwater. See how the war, the bombings and the politics affected its production and deployment.

  8. uboat.net
    https://uboat.net/types/xxi.htm

    Type XXI Elektro boats - U-boat Types - German U …

    The U-boat War in World War Two (Kriegsmarine, 1939-1945) and World War One (Kaiserliche Marine, 1914-1918) and the Allied efforts to counter the threat. Over 40.000 pages on the officers, the boats, technology and the Allied efforts …

  9. U.S. Naval War College Digital Commons
    https://digital-commons.usnwc.edu/cgi/viewcontent...
    [PDF]

    Innovation for Its Own Sake: The Type XXI U-boat - Naval War …

  10. Deutsches U-Boot-Museum
    https://dubm.de/typ-xxi/?lang=en

    Type XXI - Deutsches U-Boot-Museum

    This type was called “Big Elelectric Boat”, a true submarine with a threefold battery capacity compared to standard U-boat types, a streamlined hull. The pressure hull had a profile formed like an eight with an upper diameter of 5.3 …

  11. uboat.net
    https://www.uboat.net/boats/u2511.htm

    The Type XXI U-boat U-2511 - German U-boats of WWII - uboat.net