论文部分内容阅读
2012年11月29日,韩国罗老1号(Naro-1)运载火箭在罗老宇航中心准备发射,起飞时间原定于16时,但在倒计时16分52秒时,第2级推力矢量控制系统电流信号出现异常,倒计时中止,随后这次发射被取消,已加注的液体燃料泄出。此前,罗老1号运载火箭曾在10月26日因燃料系统的密封问题而推迟发射。当时,发射人员在向一子级注入氦气
On November 29, 2012, South Korea’s Naro-1 launch vehicle was ready for launch at Luo Lao Aerospace Center. The launch time was originally set at 16 o’clock. At the time of countdown 16:52, the second-stage thrust vector control Abnormal system current signal, countdown aborted, then the launch was canceled, the liquid fuel has been filled out. Earlier, Lao Lao 1 rocket was delayed on October 26 due to the sealing of the fuel system. At that time, launch personnel were injecting helium gas into a child