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Issue:
Research on Ultrasonic Hydraulic Pressuremeter for Small Diameter Line
Author(s):
LI Fang
,
WANG Aiming
,
WU Chaojun
,
FENG Yongzuo
,
LI Aihua
,
ZHAO Xia
Pages:
38
-
40
Year:
2004
Issue:
7
Journal:
CHINESE HYDRAULICS & PNEUMATICS
Keyword:
超声波
;
管外测压
;
液压系统
;
声学特性
;
Abstract:
介绍一种新颖的超声波小管径压力测量方法,阐述了该方法的测量原理,分析了影响超声波在油液中传播速度的因素,给出管外测压的数学模型.实验证明该方法测量精度高,有较好的实用价值.
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