天问一号探测器地面验证技术

Ground test technology for the Tianwen-1 Mars Probe

天问一号的任务特点以及火星进入和火面环境的复杂性对天问一号探测器的地面试验验证工作提出了很高的要求,天问一号探测器的研制过程中,不但要开展常规航天器必做的试验项目,还必须结合任务目标及环境特点开展大量专项试验,地面试验的充分性保证了任务的顺利完成.文章介绍了天问一号地面验证需求及地面验证试验的要求,重点介绍了系统级的专项试验策划、实施情况,以及试验的结果,最后对天问一号地面试验方法与试验技术进行了总结,对未来深空着陆探测器的地面验证试验具有重要的参考价值.

The mission characteristics of Tianwen-1 Mars Probe,and the complicated environment during the entry descent and landing(EDL)and the rover exploration put forward a high demand for ground validation technology.At the research and development stage,in addition to conventional spacecraft tests,many special tests for the mission goals and the Mars environment characteristics are carried out.The adequacy of the ground test ensures the successful implementation of the mission.After the introduction of ground verification requirements,the system-level special test planning,implementation,and test results are thoroughly described.Finally,the ground test methods and test technology of the Tianwen-1 Mars probe are summarized.It has an important reference for future ground verification of deep space landing probes.