全球超一半空客A320客机需紧急停飞

Core Points - Airbus announced a significant number of A320 aircraft are grounded due to flight control software vulnerability to strong solar radiation [1][3] - Approximately 6,000 aircraft are affected and will undergo urgent repairs [1][3] Group 1: Incident Details - Analysis of a recent incident involving an A320 aircraft revealed that strong solar radiation could corrupt critical data relied upon by the flight control system [3] - The incident referenced involved a JetBlue Airways A320 that experienced a sudden altitude drop on October 30, injuring several passengers [3] Group 2: Impact on Airlines - Over half of the global A320 fleet is impacted, leading to flight cancellations and delays for multiple airlines [5] - American Airlines, the largest A320 operator, reported that about 340 of its 480 A320 aircraft require repairs, with most expected to be completed by November 29 [5] - Avianca Airlines indicated that over 70% of its fleet, approximately 100 aircraft, will face significant disruptions in the next 10 days, prompting a suspension of ticket sales until December 8 [5] Group 3: Repair and Maintenance Challenges - The repair process primarily involves reverting to an earlier software version, which is relatively simple, but requires aircraft to be moved to maintenance centers [3][5] - Approximately 1,000 aircraft will need hardware replacements, with operations expected to take several weeks [3] - The current peak travel season and a backlog of aircraft awaiting engine repairs or inspections may exacerbate the situation, leading to widespread flight disruptions [5]