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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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木材干燥应力模型的研究
DOI: 10.3969/j.jssn.1000-2006.2009.03.020, PP. 87-91
Keywords: 干燥应力模型,分层含水率,马尾松板材
Abstract:
将木材干燥过程中的总应变分为自由干缩、瞬时弹性应变、黏弹性应变和机械吸附应变，并在此基础上建立了木材干燥应力模型。应用此模型，只需要在干燥过程中测量出木材的分层含水率和干缩率，便可较准确计算出木材干燥应力应变。通过对30mm厚马尾松板材干燥过程中总应变实际测量值与模型计算值的比较，验证所建模型计算出的木材干燥应力应变具有较高的准确性。
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