submarine Archive

military China and USA in race to submarine sonar stealth

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May 10, 2018 | Brian Wang |

Penn State University researchers have made progress on shielding large objects from sound. Chinese researchers have also published substantial progress on cloaking from sound. Both might lead to submarine sonar stealth. Chinese researchers presented the design, architecture and detailed performance …

china China’s military has confirmed the Navy is testing a railgun at Sea

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March 27, 2018 | brian wang |

China confirms that are testing an electromagnetic railguns on a navy ship. Zhang Xiao, associate research fellow at the Wuhan-based PLA Naval University of Engineering, led a team to develop repeating pulsating direct current power system that could charge the …

air force Russia claims 100 times smaller nuclear reactor than submarine reactors but with more power

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March 1, 2018 | brian wang |

Russia in a speech by Putin claims it has a new nuclear reactor that is 100 times smaller than those used by nuclear-propelled submarines and generates more power. The reactor can also reach its peak power 200 times faster than …

aircraft China will launch nuclear-powered aircraft carrier by 2025

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February 28, 2018 | brian wang |

China might have a nuclear-powered aircraft carrier in the water by 2025. China Shipbuilding Industry Corporation (CSIC), which refitted China’s first aircraft carrier and built its second confirmed that a nuclear-powered aircraft carrier was in the works. The reports are …

drones Defending against Russia’s 100 megaton nuclear tsunami drone torpedos in Cold War 2.0

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February 21, 2018 | brian wang |

Russia has development of 100 megaton and megaton class tsunami generating nuclear drone weapons. The weapon could explode in shallow waters off of a coastline and generate a tsunami hundreds of feet high. Such a tsunami could devastate all of …

darpa New underwater and aerial drones, sensors, small satellites mean exposed stealth planes and submarines

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November 18, 2017 | brian wang |

Stealth planes and submarines currently have the great advantage of being very hard to detect. For stealth planes that can be detected but when it is too late to react. Mass production of new underwater and aerial drones with new …

military Ohio nuclear subs cost $2 billion a piece and Navy will be happy if replacement is not 4 times as expensive

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November 7, 2017 | brian wang |

The next generation Columbia nuclear submarine program was giving a $8-billion affordability cap, and the program was sitting at about $7.3 billion for the average procurement unit cost (APUC) across all 12 planned submarines. They have reduced cost by $80 …

military If US Navy shipyards can cut Virginia submarine build times from 66 to 60 months then buildrate will be increased

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November 7, 2017 | brian wang |

If US Navy shipyards (General Dynamics Electric Boat and Huntington Ingalls Industries’ Newport News Shipbuilding) can cut the build time from 66 months to 60 months then the buildrate for Virginia class attack submarines will be increased. This will enable …

military US Navy will try to upgrade Virginia Submarines with Next Generation Columbia features

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November 6, 2017 | brian wang |

The US Navys Tactical Submarine Evolution Plan (TSEP) will create a ready menu of mature and maturing technology that they will insert when ready. The Virginia submarine program has been expanded to get 48 submarines and to accelerate the rate …

military Lockheed making large long range robotic submarine drone

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November 1, 2017 | brian wang |

Lockheed Martin is designing Orca, the U.S. Navy’s Extra Large Unmanned Undersea Vehicle (XLUUV). Orca is being designed to support multiple critical missions. This long-range autonomous system will have the payload capability to perform a variety of missions, including intelligence, …