IMECH-IR  > 力学所知识产出(1956-2008)
低气压系统流速和微小压差的测量
林光海
Source Publication仪器仪表学报
1980
Volume1Issue:2Pages:118-119
ISSN0254-3087
Abstract<正> 一、引言测量气体流速通常用皮托管。皮托管用来测量气流的总压和静压之差,也就是动压,而求出气体的流动速度。这样,流速的测量也能归结为气体压差的测量。测量气体压差还可用来测量流动管道各段的压头损失和动力源(如风机等)的增压。一般来说,测量气体压差有多种方法。U管压强计、斜管式压强计,双液式差压计是其中的一些常用方法。所充的液体也根据不同的测试要求和范围,有水银、水、酒精、煤油、
Keyword皮托管 流动速度 真空性能 增压 气流 煤油 总压 测量误差 气体压
Language中文
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/38394
Collection力学所知识产出(1956-2008)
Corresponding Author林光海
Recommended Citation
GB/T 7714
林光海. 低气压系统流速和微小压差的测量[J]. 仪器仪表学报,1980,1,2,:118-119.
APA 林光海.(1980).低气压系统流速和微小压差的测量.仪器仪表学报,1(2),118-119.
MLA 林光海."低气压系统流速和微小压差的测量".仪器仪表学报 1.2(1980):118-119.
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