旋桨式流速仪在非恒定流模型试验中的应用

journal6 ›› 2002, Vol. 23 ›› Issue (4): 77-80.

旋桨式流速仪在非恒定流模型试验中的应用

（重庆交通学院西南水运工程科学研究所，重庆 400016）

出版日期:2002-12-15 发布日期:2012-11-09
作者简介:汪拥赤（1957-)，男，四川省南部县人，重庆交通学院西南水运工程科学研究所工程师，主要从事水运工程研究.

The Application of Propeller Flow Meter in Unsteady Flow Model Test

(Southwest Water Transport Research Department,Chongqing Jiaotong Institute,Chongqing 400016,China)

Online:2002-12-15 Published:2012-11-09

摘要/Abstract

摘要：根据工程实验的特殊需要，阐述了旋桨式流速仪在工程模型试验中的重要性及研究情况，并着重介绍了HD-4B型电脑流速仪的原理、工作制、传感器的造型、与EMV-1型电磁流速仪及检定车比测的结果，及其在解决量测多点缓变非恒定流速及快速量测恒定流速中的应用.

关键词： 流速仪, 周期法, 非稳定流, 水流紊动, 旋桨

Abstract: According to the special requirements of engineering experiment,the importance and investigation of propeller folw meter are expatiated in engineering model test.Emphasis is given to introducing the application of Model HD-4B computer flowmeter in measuring slowly changing unsteady flow velocity in positions and quickly measuring steady flow velocity,and the principles of the meter,measurement error analysis,sensor sculpture research,comparison test and its application.

Key words: flow meter, period method, unsteady flow, flow turbulence, propeller

汪拥赤. 旋桨式流速仪在非恒定流模型试验中的应用[J]. journal6, 2002, 23(4): 77-80.

WANG Yong-Chi. The Application of Propeller Flow Meter in Unsteady Flow Model Test[J]. journal6, 2002, 23(4): 77-80.