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长征四号运载火箭

长征四号甲火箭

长征四号运载火箭,原名长征二号甲新長征三號(XCZ-3),于1979年由上海航天技术研究院风暴一号火箭的基础上开始研制,主要任务是作为发射地球同步轨道卫星的另一个方案,與第三级采用YF-73氢氧发动机的长征三号不同,新长征三号第三级使用常规推进剂,运载能力為1250公斤。长征四号箭长41.9米,最大直径3.35米,第三级直径2.9米,起飞质量248.9吨,起飞推力2942千牛。到1982年,该火箭停止研制,转而在其基础上研制长征四号甲火箭以用于发射太阳同步轨道卫星。[1]

參考資料

[编辑]
  1. ^ 上海航天. 解码长征四号系列运载火箭的功勋之路. 微信公众号. 2023-08-02 [2023-09-02]. (原始内容存档于2023-09-02). 
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长征四号运载火箭
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