The effect of forced convection and PCM on helmets’ thermal performance in hot and arid environments

详细信息    查看全文

• 作者：Saud Ghani ; ^{s.ghani@qu.edu.qa} ; Esmail Mohame Ali Ahmed ElBialy ^{bialy@qu.edu.qa} ; Foteini Bakochristou ^{f.bakochristou@qu.edu.qa} ; Seifelislam Mahmoud Ahmad Gamaledin ^{seif.mahmoud@qu.edu.qa} ; Mohammed Mohammed Rashwan ^{mm099282@qu.edu.qa}
• 关键词：Phase Change Material (PCM) ; Thermal comfort ; Forced convection ; Cooled helmets and safety helmets
• 刊名：Applied Thermal Engineering
• 出版年：2017
• 出版时间：25 January 2017
• 年：2017
• 卷：111
• 期：Complete
• 页码：624-637
• 全文大小：3703 K
• 卷排序：111

文摘

The PCM embedded in the helmet proved to prolong the thermal comfort period. The heat generated from the head is the dominant factor that affects the melting time of the PCM. The incident wind speed proves to play an important role on the user’s skin temperature and the sweat generation rate.