Path: csiph.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: rbowman Newsgroups: comp.os.linux.misc,alt.comp.os.windows-11 Subject: Re: Submarines [Was: Floppies [Was: Re: Microsoft Is Abandoning Windows 11 SE]] Date: 9 Sep 2025 02:49:23 GMT Lines: 13 Message-ID: References: <106mke5$1di32$1@dont-email.me> <106ukm1$35g8p$3@toylet.eternal-september.org> <106v67a$1cgol$1@news1.tnib.de> <106vfvv$3bpmd$1@toylet.eternal-september.org> <106vi4r$3c9cr$2@dont-email.me> <3ihcmlx47d.ln2@Telcontar.valinor> <1070cqj$3jkmu$1@dont-email.me> <1071hu3$1idk1$1@news1.tnib.de> <9fjemlxbio.ln2@Telcontar.valinor> <6jefmlxb6j.ln2@Telcontar.valinor> <10884l7$173em$1@dont-email.me> <1088lbg$1agt7$1@dont-email.me> <9aadne5uMN4JgTX1nZ2dnZfqn_WdnZ2d@giganews.com> <109mius$9sjk$1@dont-email.me> <67u3plxjtc.ln2@Telcontar.valinor> <109np0e$k196$1@dont-email.me> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Trace: individual.net Br3t5rzRzYe4rAykrVyTMgHTHJOkMgAoVkrug/4uwyHgRx1Vca Cancel-Lock: sha1:ug6Ry0HiXDNp14drEpNPjRHIfCE= sha256:ifX73JX3o5bnOM9Vv8CF205e0KJC9HlkUKoUMf71Tdc= User-Agent: Pan/0.162 (Pokrosvk) Xref: csiph.com comp.os.linux.misc:73737 alt.comp.os.windows-11:23972 On Mon, 8 Sep 2025 19:31:25 -0400, Paul wrote: > "Today several navies use air-independent propulsion. Notably Sweden > uses Stirling technology > on the Gotland-class and Södermanland-class submarines. The Stirling > engine is heated by burning diesel fuel with liquid oxygen from > cryogenic tanks. A newer development in air-independent propulsion > is hydrogen fuel cells, first used on the German Type 212 submarine, > with nine 34 kW or two 120 kW cells. Interesting. I've got a small alcohol fired Stirling engine with a generator that lights a LED. I don't think it's up to powering a submarine.