火箭推进

介绍了凝胶推进剂粘度测量系统的组成、原理和测量方法,重点阐述基于振动法的凝胶推进剂粘度测量原理,论证了粘度计不同安装方式对测量结果造成的影响。结合校准原理,研究粘度计在现场校准应用环境下的校准技术,并给出校准测试数据。通过试验验证,总结出凝胶推进剂粘度现场测量中减小测量误差的有效方法就是实现现场校准。

The principle,composition and measurement method of the gelled propellant viscosity measurement system are introduced in this paper. The principle of the gelled propellant viscosity measurement based on the vibration method is expatiated emphatically.The effect of different installation ways of viscosity meter on the measurement result is verified.The calibration technology of viscosity meter in the field calibration environment is studied in combination with the calibration principle.The measured calibration data is given.The experimental verification result indicates that effective method of reducing the error in the site measurement of gelled propellant viscosity is spot calibration.

引言
1 粘度测量方法
2 凝胶推进剂粘度测量系统组成及原理
3 粘度计安装方式
4 粘度计现场校准与测量
5 结论

图1 粘度计测量装置结构<br/>Fig.1 Structure of viscosity meter device

图1 粘度计测量装置结构
Fig.1 Structure of viscosity meter device

图2 振动探头振幅衰减<br/>Fig.2 Amplitude fading of vibration probe

图2 振动探头振幅衰减
Fig.2 Amplitude fading of vibration probe

图3 凝胶推进剂粘度测量工艺系统组成图<br/>Fig.3 Composition of measurement system for gelled propellant viscosity

图3 凝胶推进剂粘度测量工艺系统组成图
Fig.3 Composition of measurement system for gelled propellant viscosity

图4 粘度测量系统原理图<br/>Fig.4 Principle diagram of viscosity measurement system

图4 粘度测量系统原理图
Fig.4 Principle diagram of viscosity measurement system

图5 工艺系统中粘度计的安装位置<br/>Fig.5 Installation position of viscosity meter in process system

图5 工艺系统中粘度计的安装位置
Fig.5 Installation position of viscosity meter in process system

表1 VA300系列粘度计校准数据<br/>Tab.1 Calibration data of VA300 series viscosity meter

表1 VA300系列粘度计校准数据
Tab.1 Calibration data of VA300 series viscosity meter

图6 不同压力下凝胶模拟液粘度实测数据曲线<br/>Fig.6 Measured data curve of gelled simulation fluid under different pressures

图6 不同压力下凝胶模拟液粘度实测数据曲线
Fig.6 Measured data curve of gelled simulation fluid under different pressures

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备注

引言

1 粘度测量方法

2 凝胶推进剂粘度测量系统组成及原理

3 粘度计安装方式

4 粘度计现场校准与测量

5 结论

期刊信息