Long March 6A and Its Technical Characteristics  

新一代中型固液捆绑火箭技术特点

作　　者：ZHANG Weidong YANG Fan WU Jialin ZHOU Chenghong SHEN Zili CHANG Dongfang 

机构地区：[1]Shanghai Academy of Spaceflight Technology,Shanghai 201109 [2]Aerospace System Engineering Shanghai,Shanghai 201109 [3]Beijing Institute of Tracking and Telecommunications Technology,Beijing 100094

出　　处：《Aerospace China》2022年第2期3-8,共6页中国航天（英文版）

摘　　要：China’s first solid-liquid bundled launch vehicle,the Long March 6 A(LM-6 A)successfully adopted a number of key new technologies,launching the Pujiang 2 and Tiankun 2 satellites precisely into their predetermined orbits,thus demonstrating that China has mastered solid-liquid bundled launch vehicle technology and has a new member in the new generation launch vehicle family.For the first time in China,a booster adopted a 2 m-diameter solid motor and a 270 V,20 k W high-voltage and high-power electric servo system was used to control the swing of the solid motor nozzles.A health diagnosis system for the core first stage engine and unattended automation technology were also adopted for the first time.

关 键 词：Long March 6A solid booster binding and separation attitude control unattended technology 

分 类 号：V475.1[航空宇航科学与技术—飞行器设计]