【摘要】 随着天然气贸易的发展,对天然气流量准确计量的要求越来越高。目前,孔板流量计仍是最主要的天然气流量计。文章综合分析了影响孔板流量计计量精度的主要因素,提出了提高孔板流量计计量精度的有效措施。更多还原

【Abstract】 With the development of gas trade,the more accurate measuring of gas flow is required.Presently orifice flowmeter is the major gas flowmeter.In this paper,the main factors which affect the accuracy of orifice flowmeter are analyzed syntherically.In addition,some measures of improving the accuracy of orifice flowmeter are presented.更多还原