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基于多层织物热传递模型的高温作业服厚度设计

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摘要 针对高温作业服各层织物厚度设计问题,建立基于服装舒适度的厚度优化模型。用衣服的重量和松紧度衡量衣服的舒适度,以服装舒适度最大化作为目标函数,以高温工作期间不发生烫伤的情况构建约束条件,根据三层织物、一层空气层以及两层皮肤组织的密度、比热、热传导率和厚度,分别对六层介质建立热传导方程,采用有限差分格式求解人体外表皮温度,再运用拟牛顿算法求解基于服装舒适度的厚度优化模型,最终第Ⅱ层织物的最优厚度为19.8mm,空气层的最优厚度为3.2mm。
出处 《现代商贸工业》 2019年第9期181-183,共3页 Modern Business Trade Industry
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