稻谷品种对电容法谷物水分测定仪测量准确度的影响

    Influence of Paddy Varieties on the Measurement Accuracy of Capacitive Grain Moisture Meters

    • 摘要: 电容法谷物水分测定仪作为快速测量谷物水分的仪器,广泛应用于粮食的贸易结算环节,属于国家实施强制管理的计量器具之一。基于电容法测量原理的水分仪,稻谷含水率的测量准确度受到诸多因素影响。对稻谷品种这一影响因素作相关试验研究分析。通过在含水率约11.5%、16.5%两个水分点,使用3台电容法水分仪分别对7种不同品种的稻谷进行含水率测量试验,结果表明稻谷品种对电容法谷物水分仪的测量准确度有显著影响,不宜使用同一台水分仪对不同品种的稻谷进行含水率测量。

       

      Abstract: Capacitive grain moisture meters are widely used in grain trade settlements for rapid measurement of grain moisture and are among the measuring instruments under compulsory state management. The measurement accuracy of paddy moisture content using the capacitive method is influenced by various factors, including the variety of paddy. In this study, we investigate the effect of different paddy varieties on the measurement accuracy of capacitive grain moisture meters. The moisture content of seven different paddy varieties was measured using three capacitive grain moisture meters at two moisture levels, approximately 11.5% and 16.5%. The results indicate that paddy varieties significantly affect the measurement accuracy of capacitive grain moisture meters. Therefore, it is not advisable to use the same moisture meter to measure the moisture content of different paddy varieties without considering variety-specific calibrations.

       

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