液体火箭发动机试验流量测量技术研究

摘要

The method and technology of propellant flow-rate measurement in LRE test is introduced in this paper. The design essentials, sensor selection and installation technology, field calibration technology, signal accommodator design, anti-jamming measures, data analysis and data providing methods of flow-rate measurement system is elaborated in this paper. The accurate measurement of flow-rate parameters in the engine test is realized with the flow-rate measurement technology described in this paper, which can provide accurate and reliable data for the engine performance evaluation.%介绍了液体火箭发动机试验推进剂流量测量技术与方法,阐述流量测量系统设计要点、 传感器的选择与安装工艺、 现场校准技术、 信号调理器设计、 抗干扰措施、 数据分析与提供方法.文中论述的测量技术实现了发动机试验流量参数的准确测量,为发动机性能评价提供准确、 可靠的依据.