煤气质量对孔板计量精度的影响分析

Influential Analysis on Coal Gas Quality to Orifice Meter′s Precision

本文用孔板计量原理分析设计孔板中存在的诸多因素对计量精确度的影响,同时找出了误差过大的原因。

This article analyzes the factors influencing the measurement precision in the de- sign of orifice meter on the basis of its measurement foundation and finds out the cause of large errors during its measurement.