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Reusable Rocket 'Lijian-2' Main Engine Completes Long-Duration Test

重复使用火箭“力箭二号” 主发动机完成长程试车

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The 110-ton liquid oxygen kerosene engine Liqian-2, developed by Zhongke Yuhang, has passed a continuous long-duration qualification test, achieving a 620-second ignition run to verify its reliability for use as the main engine of the reusable rocket 'Lijian-2'.
Full text · 原文 487 字
财联社6月30日电,近日,由中科宇航研制的110吨级液氧煤油发动机力擎二号完成连续长程鉴定试车,全面考核了该发动机的工作可靠性,未来它将成为重复使用火箭“力箭二号”的主发动机。“长程”是指点火时长远超火箭实际飞行需求,用极限工况考核发动机的耐用性。此次试车将发动机工作时长延展至火箭实际飞行时长的3.5倍,完成了长达620秒的点火考核,其中单次点火时间400秒,刷新了该型发动机单次稳定工作时间的最高纪录。<br> “特别声明:以上作品内容(包括在内的视频、图片或音频)为凤凰网旗下自媒体平台“大风号”用户上传并发布,本平台仅提供信息存储空间服务。<br> Notice: The content above (including the videos, pictures and audios if any) is uploaded and posted by the user of Dafeng Hao, which is a social media platform and merely provides information storage space services.”