推进剂利用系统连续液位测量滤波算法研究

Research on Filter Algorithm for Continuous Liquid Level Measurement of Propellant Utilization System

针对我国低温推进剂利用系统中连续液位测量中的错节问题,提出了一种基于流量的液位测量滤波算法。介绍了该算法的基本原理,对算法进行了数学建模与数字仿真。通过对仿真结果的分析证实了该算法可以有效解决火箭飞行过程中由于液位晃动造成的测量误差问题,具有一定的工程应用价值。

Aiming at the problem of continuous liquid level measurement in cryogenic propellant utilization system,a filtering algorithm based on flow level measurement is proposed. The basic principle of the algorithm is introduced,and mathematical modeling and digital simulation are carried out. Through the analysis of the simulation results,it is proved that the algorithm can effectively solve the measurement error caused by the liquid sloshing in the rocket flight and has certain engineering application value.