摘要
介绍"国家标准GB/T2624.2—2006《用安装在圆形截面管道中的差压装置测量满管流体流量》第2部分:孔板"中关于直管段长度规定的变化。分析和讨论了在贯彻、实施这些规定时存在的问题,并提出几点建议。
The main changes of the requirements on the length of the straight pipe runs for the orifice plate flowmeter in the National Standard GB/T 2624.2—2006《Measurement of fluid flow by means of differential pressure devices inserted in circular cross-section conduits running full》part 2 are introduced in this paper.The existing problems in implementing these requirements are analyzed and discussed.some proposals are put forward.
出处
《电力设备》
2008年第12期4-7,共4页
Electrical Equipment