台风天，飞机会被吹走吗？

Core Points - The article discusses the impact of Typhoon "Haikashan," which is expected to be the strongest typhoon to hit China this year, particularly affecting the southern coastal regions [1] - It highlights the potential disruptions to public transport, including buses and subways, due to heavy rainfall and severe weather conditions [2] - The article emphasizes the vulnerability of aircraft during typhoons, detailing past incidents where planes were displaced due to strong winds [5][6] Group 1: Typhoon Impact on Aviation - Typhoon "Haikashan" is anticipated to bring severe weather, leading to potential disruptions in air travel and ground operations [1][2] - Historical data shows that from 2013 to August 2021, 37 aircraft were affected by strong winds while parked, with notable incidents involving a Boeing 747 and a Boeing 767 during previous typhoons [5][6] - The article outlines that aircraft must adhere to specific wind speed thresholds for safe operations, with ground aircraft needing to withstand winds exceeding 35 m/s [6][7] Group 2: Aircraft Safety Measures - The article details various factors influencing aircraft stability during typhoons, including parking location, aircraft weight, and braking systems [9][11] - Airports implement extensive safety measures before a typhoon, including monitoring weather conditions and preparing aircraft for potential high winds [12][16] - The article describes the procedures for securing aircraft, such as moving them to safer locations, using wheel chocks, and tying them down to prevent movement [19][21][22] Group 3: Airport Preparedness - Airports begin preparations for typhoons by analyzing meteorological data and establishing weather monitoring stations [13][14] - A "wind prevention period" is initiated when forecasts predict strong winds, ensuring all safety equipment is checked and operational [15][16] - The article mentions that airports may need to relocate aircraft to areas with less wind or secure them in hangars, although hangar space is often limited [20][21]