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Author:

鲍玲玲 (鲍玲玲.) | 侯倩倩 (侯倩倩.) | 王凯峰 (王凯峰.) | 蒋自鹏 (蒋自鹏.)

Abstract:

为改善日光温室热环境,采用步冷曲线法和差示扫描量热法等实验方法研究制备了一种Na_2SO_4·10H_2O-Na_2HPO_4·12H_2O基复合相变材料,并将其改性后应用在温室模型中进行效果实验。实验结果表明:改性后此材料的最佳配比(质量分数)为21.37%Na_2SO_4·10H_2O+64.10%Na_2HPO_4·12H_2O+4.27%KCl+4.27%H_2O+4.27%Na_2SiO_3·9H_2O+0.86%石墨粉+0.86%羧甲基纤维素钠(CMC),其过冷度降至0.6℃、相变温度为25.1℃、相变潜热为143.7 J/g,经过200次冷热循环实验,相变材料仍能保持较好的相变性...

Keyword:

相变性能 Na_2HPO_4·12H_2O 日光温室 Na_2SO_4·10H_2O 控温效果

Author Community:

  • [ 1 ] 河北工程大学
  • [ 2 ] 北京工业大学

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Source :

无机盐工业

Year: 2022

Issue: 07

Volume: 54

Page: 61-69

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 12

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