马斯克感受下！国内推力最大的液氧甲烷火箭发动机试车成功

快科技官方2023-09-27

快科技9月27日消息，北京星际荣耀空间科技股份有限公司今天宣布，圆满完成百吨级液氧甲烷火箭发动机焦点二号（代号JD-2）首次全系统试车。据悉，JD-2是星际荣耀自主研发的一款用于其研制的中大型可重复使用液体运载火箭双曲线三号（代号SQX-3）的主发动机。按照官方公布的情况，该发动机海平面推力85吨，真空推力105吨，推力调节范围35%-110%，推质比大于100，采用了火炬式点火、3D打印、全...

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