Key Points and Summary - Germany’s Type 212 pioneered near-silent hydrogen fuel-cell air-independent propulsion, letting a non-nuclear sub remain submerged for weeks while evading acoustic, magnetic, ...
Project-76 (P-76) is aimed at developing six indigenous air independent propulsion (AIP) fitted conventional submarines (SSKs), an endeavor that represents India’s naval technological leapfrogging.
July 29, 2025: South Korea has 23 Air Independent Propulsion/AIP submarines while North Korea maintains a similar number of older subs. North Korea is building a nuclear powered SSBN, such a boat ...
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