Computer analysis of a polymer coating exposed to field weather conditions

关键词 Plastic coatings;Weathering;Heat transfer;Moisture;Composite materials;Atmospheric humidity;Solar radiation;Surface testing;Mathematical models摘　　要A heat and moisture transfer model was used to study weathering of polymeric materials, such as paint, asphalt, sealants, plastics, textiles, and polymeric composites.Three damage indices, related to temperature changes, humidity changes, and time of wetness, respectively, were introduced to quantify adverse effects of climate.The variation of these indices was investigated for a hot and humid climate (Miami, FL) and a hot and dry climate (Phoenix, AZ).In addition, the relative effects of solar radiation, surface wetting by rain and dew condensation, and variations in outdoor temperature and relative humidity on the three damage indices were investigated.

本站所有内容资源来自互联网收集,版权归原创作者或原单位公司所有。联系：kpzsnet#126.com (#改为@)

科技博览：	生命科学 ┆ 环境科学 ┆ 能源技术 ┆ 海洋科学 ┆ 航天技术 ┆ 材料科学 ┆ 军事科学 ┆ 交通科技 ┆ 气象科学 ┆ 地球科学 ┆ 天文历法 ┆ 生物技术 ┆ 基础科学 ┆ 电子电工 ┆ 科技综合 ┆ 建筑 ┆ 历史考古 ┆ 纺织化工 ┆ 地外生命 ┆ 生命起源