论文部分内容阅读
通用电气航空集团现已完成首台GE9X发动机的整机首轮地面测试,计划装备在波音777X系列飞机上。该系列飞机计划于2017年开始生产,2020年首次交付。据介绍,首轮地面测试期间,GE9X发动机累计运行167h、213个循环、89次启动,获得了发动机航空气动和热特性、机械完整性等性能和操控性等数据,表明该发动机的技术成熟度进一步提高。该发动机目前正在进行第二轮地面测试,并即将开展下一轮结冰测试。
General Electric Aerospace Group has completed the first round of ground testing of the first GE9X engine and plans to equip the Boeing 777X series aircraft. The series is scheduled to begin production in 2017 and be delivered for the first time in 2020. According to reports, the first round of ground tests, GE9X engine cumulative run 167h, 213 cycles, 89 starts, access to the engine aerodynamic and thermal characteristics, mechanical integrity and handling and other performance data show that the engine’s technical maturity Further improve. The engine is currently undergoing a second round of ground testing and is about to begin the next round of icing testing.