基于相似理论的谷物干燥过程经验模型
Nongye Jixie Xuebao/Transactions of the Chinese Society of Agricultural Machinery(2007)
Abstract
根据谷物干燥过程的相关影响因素,采用量纲分析方法推导出谷物干燥过程相似准则.利用实验方法确定了该相似准则的具体函数关系,建立了干燥过程的相似型经验公式.通过实验验证,该模型预测值与实测值的最大相对误差为2.8%,最小相对误差只有0.7%,可以较准确地预测分析一定参数范围内谷物含水率.
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Key words
Drying,Grain,Mathematical model,Similarity theory
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