Core Points - The 15th Arctic scientific expedition by China successfully utilized the dual-mode AUV for comprehensive observations of the Arctic Ocean's high-latitude seabed and underwater marine environment [2][3] - The dual-mode AUV, capable of underwater cruising and ice-bottom crawling, completed 12 dives and gathered hydrological-ecological data including conductivity, temperature, salinity, dissolved oxygen, chlorophyll, and ice-bottom video [2] - This expedition marks China's largest Arctic scientific investigation, involving four vessels, with the "Snow Dragon 2" successfully conducting seabed environment detection [3] Group 1 - The dual-mode AUV was developed under the national key research and development program during the 14th Five-Year Plan, focusing on the need for three-dimensional observation of Arctic sea ice and underwater marine environments [2] - The dual-mode AUV can operate at speeds of 2 to 3 knots in seawater and can crawl closely along the ice bottom, meeting diverse observational needs across various disciplines [2] - The expedition achieved China's first seabed morphology observation test in the 100% dense ice area of the Arctic Ocean, obtaining high-precision data on ice bottom morphology [2] Group 2 - The chief scientist of the expedition highlighted that the dual-mode AUV provided crucial equipment support for multiple national scientific projects, showcasing excellent underwater observation capabilities [3] - The expedition involved the "Snow Dragon 2," "Polar," "Deep Sea One," and "Explorer Three," marking a significant scale for China's Arctic scientific research [3] - The "Snow Dragon 2" departed from Shanghai on July 6 and returned on September 26, successfully conducting the seabed environment detection [3]

中国第15次北冰洋科学考察队首席科学家林龙山表示，本次考察期间，双模AUV为多项国家科技项目 实施提供了重要装备支撑，表现出优异的冰下观测能力，标志着我国北极水下机器人装备实用化水平进 一步提高，为我国北冰洋科学考察提供了一种实时、大范围、多参数同步的冰底精细观测技术手段。 新华社北京10月6日电（记者刘诗平）中国第15次北冰洋科学考察队近日运用冰下双运动模式AUV（简 称"双模AUV"），成功开展北冰洋高纬度海域冰底形态和冰下海洋环境综合观测。 中国第15次北冰洋科学考察由"雪龙2"号、"极地"号、"深海一号"和"探索三号"四船共同实施，是我国 规模最大的一次北冰洋科学考察。其中，搭载双模AUV成功开展北冰洋冰底环境探测的"雪龙2"号于7 月6日从上海出发，9月26日返回上海。（完） "双模AUV是具备水下巡游与冰底爬行两种运动模式的水下机器人，本次考察期间共完成12次下潜，顺 利完成多项指标测试验证，同步开展了冰下海洋环境观测，获得了包括电导率、温度、盐度、溶解氧、 叶绿素及冰底视频在内的水文—生态数据。"科考队员、中国科学院沈阳自动化研究所研究员王健说。 双模AUV是"十四五"期间在国家重点研发计划支持 ...