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Line 49: [[File:Cyclops 1 Submersible.jpg\|thumb\|OceanGate's ''Cyclops 1'', the predecessor of ''Titan''. ''Titan'' had a 380 mm (15 inch) window.]] [[File:Titan (modélisation sketchup - twilight render - Gimp).jpg\|thumb\|Computer model render of ''Titan'']] ''[[Titan (submersible)\|Titan]]'' was a five-person submersible vessel operated by [[OceanGate Inc]]. The {{Convert\|6.7\|m\|ft\|adj=mid\|-long}}, {{cvt\|10432\|kg\|sigfig=3}} vessel was constructed from [[carbon fibre]] and [[titanium]].<ref name="TitanSub">{{Cite web \|title=Titan Submersible \|url=https://oceangate.com/our-subs/titan-submersible.html \|url-status=live \|archive-url=https://web.archive.org/web/20230619233914/https://oceangate.com/our-subs/titan-submersible.html \|archive-date=19 June 2023 \|access-date=19 June 2023 \|publisher=[[OceanGate]]}}</ref> The entire pressure vessel consisted of two titanium hemispheres, ~~two~~with matching titanium interface rings, ~~connected~~bonded byto the {{cvt\|142\|cm}} internal diameter, {{convert\|2.4\|m\|ft\|-long\|adj=mid}} carbon fibre-wound cylinder.<ref>{{cite news\|last1=Gorgan\|first1=Elena\|date=20 June 2023 \|title=Tourist Submarine Titan Goes Missing on Its Way to the Titanic Wreck \|website=autoevolution.com \|url=https://www.autoevolution.com/news/tourist-submarine-titan-goes-missing-on-its-way-to-the-titanic-wreck-216772.html \|access-date=21 June 2023 \|archive-date=21 June 2023 \|archive-url=https://web.archive.org/web/20230621003338/https://www.autoevolution.com/news/tourist-submarine-titan-goes-missing-on-its-way-to-the-titanic-wreck-216772.html \|url-status=live }}</ref> One of the titanium hemispherical end caps was fitted with a {{cvt\|380\|mm\|in\|-diameter\|adj=mid}} acrylic window.<ref name="CW-2017">{{cite news \|author=Sloan, Jeff \|date=10 May 2017 \|title=Composite submersibles: Under pressure in deep, deep waters \|work=Composites World \|url=http://www.compositesworld.com/articles/composite-submersibles-under-pressure-in-deep-deep-waters \|url-status=dead \|archive-url=https://web.archive.org/web/20210804224656/http://www.compositesworld.com/articles/composite-submersibles-under-pressure-in-deep-deep-waters \|archive-date=4 August 2021}}</ref> In 2020, Rush said that the hull, originally designed to reach 4,000 m below sea level,<ref>{{Cite web\|url=https://oceangate.com/our-subs.html\|title=OceanGate Our Submersibles\|date=21 June 2023\|archive-url=https://web.archive.org/web/20230621031325/https://oceangate.com/our-subs.html \|archive-date=21 June 2023 }}</ref> had been downgraded to a depth rating of {{cvt\|3000\|m\|ft}} after demonstrating signs of [[Fatigue (material)\|cyclic fatigue]]. In 2020 and 2021, the hull was repaired or rebuilt.<ref name=":10" /> Rush told the ''[[Travel Weekly]]'' editor-in-chief that the carbon fibre had been sourced at a discount from [[Boeing]] because it was too old for use in the company's airplanes.<ref>{{Cite news \|last=Weissmann \|first=Arnie \|date=21 June 2023 \|title=Mission Titanic, Part 2: Delays and an unsettling statement from the OceanGate CEO \|work=[[Travel Weekly]] \|url=https://www.travelweekly.com/North-America-Travel/Mission-Titanic-part-2 \|access-date=23 June 2023 \|archive-date=23 June 2023 \|archive-url=https://web.archive.org/web/20230623024045/https://www.travelweekly.com/North-America-Travel/Mission-Titanic-Part-2 \|url-status=live }}</ref> Boeing stated they have no records of any sale to Rush or to OceanGate.<ref>{{ cite news\| url=https://www.washingtonpost.com/world/2023/06/23/titanic-submersible-ceo-carbon-fiber-rush/ \| newspaper = The Washington Post\| date= 22 June 2023 \| url-access= registration\|title= Titan CEO spoke of 'discount' parts, journalist invited on submersible says\| author1= Timothy Bella}}</ref> [[File:Logitech F710.jpg\| thumb \| right \| alt= A picture of Logitech F710, the game controller used aboard ''Titan'' \|A [[Logitech F710]] wireless game controller. A modified version was used to steer ''Titan''.]] Line 59: According to OceanGate, the vessel contained monitoring systems to continuously monitor the strength of the [[Hull (watercraft)\|hull]].<ref name="TitanSub" /> The vessel had life support for five people for 96 hours.<ref name="TitanSub" /> There is no [[GPS]] underwater; the support ship, which monitored the position of ''Titan'' relative to its target, sent text messages to ''Titan'' providing distances and directions.<ref name="Pogue-22">{{cite news \|author=Pogue, David \|author-link=David Pogue \|date=27 November 2022 \|title=Titanic: Visiting the most famous shipwreck in the world \|publisher=[[CBS News]] \|url=https://www.cbsnews.com/news/titanic-visiting-the-most-famous-shipwreck-in-the-world/ \|access-date=20 June 2023 \|archive-date=20 June 2023 \|archive-url=https://web.archive.org/web/20230620021629/https://www.cbsnews.com/news/titanic-visiting-the-most-famous-shipwreck-in-the-world/ \|url-status=live }}</ref> ''Titan'' had seven backup systems intended to return the vessel to surface in case of emergency, including [[ballast]]s that could be dropped, a balloon, and thrusters. Some of the backup systems were designed to work even if all aboard the submersible were unconscious, such as sandbags held by hooks that dissolve after a certain number of hours in saltwater. Ideally, this would release the sandbags, allowing the vessel to float to the surface.<ref name="Kelly NPR">{{cite news \|last1=Kelly \|first1=Mary Louise \|author-link=Mary Louise Kelly \|last2=Acovino \|first2=Vincent \|last3=Ermyas \|first3=Tinbete \|date=20 June 2023 \|title=A former passenger details what it's like inside the missing Titan submersible \|publisher=NPR \|url=https://www.npr.org/2023/06/20/1183273102/titan-missing-sub-titanic-rescue-oceangate \|url-status=live \|access-date=21 June 2023 \|archive-url=https://web.archive.org/web/20230621065713/https://www.npr.org/2023/06/20/1183273102/titan-missing-sub-titanic-rescue-oceangate \|archive-date=21 June 2023}}</ref><ref name="CNBC 21 JUNE">{{cite news \|title=U.S. Coast Guard to bring more ships, vessels to search for lost Titanic tourist submersible \|url=https://www.cnbc.com/2023/06/21/canadian-aircraft-detects-underwater-noises-in-search-for-sub-near-titanic.html \|publisher=CNBC \|date=21 June 2023 \|access-date=21 June 2023 \|archive-date=21 June 2023 \|archive-url=https://web.archive.org/web/20230621074237/https://www.cnbc.com/2023/06/21/canadian-aircraft-detects-underwater-noises-in-search-for-sub-near-titanic.html \|url-status=live }}</ref> An OceanGate investor explained that if the vessel did not automatically ascend after the elapsed time, those inside could help release the ballast either by tilting the ship back and forth to dislodge it or by using a pneumatic pump to loosen the weights.<ref>{{Cite news \|last=Tucker \|first=Emma \|date=22 June 2023 \|title=What it's like inside the Titanic-touring submersible that went missing with 5 people on board \|url=https://www.cnn.com/2023/06/21/us/inside-missing-titan-submersible-titanic-tour/index.html \|access-date=22 June 2023 \|publisher=[[CNN]] \|language=en}}</ref> === Expeditions to the ''Titanic'' ===

Titan submersible implosion: Difference between revisions