“双龙”闯北极——“雪龙2”号保障“蛟龙”号冰区深潜

Core Insights - The 15th Arctic scientific expedition by China has successfully completed its research operations, with the "Deep Sea No. 1" vessel achieving its first dive in the Arctic ice zone using the "Jiaolong" manned submersible [2][12] - The "Snow Dragon 2" icebreaker played a crucial role in guiding "Deep Sea No. 1" through the challenging ice conditions, ensuring safe navigation and operational efficiency [4][12] Group 1: Expedition Overview - The expedition involved collaboration between "Snow Dragon 2" and "Deep Sea No. 1," with the former providing ice navigation support to the latter [4][6] - Communication between the two vessels was maintained daily to assess ice conditions and plan their movements effectively [5][7] Group 2: Navigation and Safety Measures - "Snow Dragon 2" has extensive experience in polar navigation, having conducted multiple Antarctic and Arctic expeditions since its maiden voyage in 2019, which enhances its capability to guide "Deep Sea No. 1" safely [5][12] - The navigation strategy included a phased approach, starting with low-speed guidance and progressing to higher speeds as conditions allowed, ensuring safety and efficiency [7][12] Group 3: Operational Coordination - The teams on both vessels established a system of liaison officers and observers to facilitate effective communication and coordination during operations [12][14] - The "Snow Dragon 2" was responsible for monitoring ice conditions and weather, which was critical for the success of the "Jiaolong" submersible's dive operations [13][14] Group 4: Environmental Challenges - The expedition faced challenges such as varying ice density and weather conditions, which required real-time adjustments to navigation and operational plans [13][14] - The ice analysis team on "Snow Dragon 2" provided targeted meteorological and ice condition support to ensure safe passage and operational success [13][14]