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通过分析中速磨煤机入口一次风量测量误差原因 ,采用分风道测量来改善通过风道型文丘里管内介质流态和调整温度测点位置的方法 ,达到了消除测量偏差的目的
By analyzing the primary air volume measurement error at the inlet of medium speed coal mill, the method of dividing the air duct to improve the medium flow through the duct venturi and the method of adjusting the position of the temperature measuring point are adopted to eliminate the measurement deviation