宇航计测技术

• 论文 • 上一篇    下一篇

液体火箭发动机试验推力自动校准加载系统的研制

朱子环1;贾洁1;耿卫国1;管理1;周磊1   

  1. 1、北京航天试验技术研究所, 北京 100074
  • 出版日期:2014-04-15 发布日期:2014-04-15
  • 作者简介:朱子环(1977-),女,高工,主要研究方向:液体火箭发动机试验推力测量技术及仿真技术研究。

Development of Loading System on Thrust Autocalibration of Liquid Rocket Engine Test

ZHU Zi-huan1;JIA Jie1;GENG Wei-guo1;GUAN Li1;ZHOU Lei1   

  1. 1、Beijing Institute of Aerospace testing Technology,Beijing 100074
  • Online:2014-04-15 Published:2014-04-15

摘要: 液体火箭发动机推力是火箭发动机关键的性能参数,在发动机研制试验过程中推力测量是十分重要的。推力校准是推力测量中一项重要的环节,而校准加载系统又是力值传递的基础。介绍了推力校准加载系统的组成、工作原理,提出了推力校准自动加载系统研制的关键技术要点,并分析了攻克要点的技术途径。经试验验证,该加载系统可对0t~100t推力进行自动校准,校准加载稳定度为0.001%,提高了推力校准的效率和准确度。

关键词: 火箭发动机, 推力, 自动校准, 加载系统

Abstract: Thrust is the key parameter in liquid rocket engine, so thrust measurement is very important during the research test.Thrust calibration is an important link of thrust measurement,loading system is the basis of force value transferring.The composing and the work principle are described, the key technologies of system development are proposed and the technical way of conquer points is analyzed.The system′s loading capability is 0t~100t, the stability attains 0.001% by experiments, and the efficiency and accuracy of thrust calibration are improved.

Key words: Rocket engine, Thrust, Auto-calibration, Loading system