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可持续的突破式三明治形状与细胞核心
Marion Früchtl1, Andreas Senz1, Steffen Sydow2
1Fraunhofer Institute for Casting, Composite and Processing Technology IGCV, Am Technologiezentrum 2, 86159 Augsburg, Germany.
Polymers
|August 12, 2023
概括
菌体显示承诺作为一个可持续的复合芯,用于玻璃纤维增强塑料 (GFRP) 配置文件,提供具有竞争力的性能和环境效益. 优化生产,特别是热压,可以显著降低其全球变暖潜力.
科学领域:
- 材料科学 材料科学 材料科学
- 生物复合材料是一种生物复合材料.
- 可持续工程 可持续工程
背景情况:
- 像木材和聚氨 (PUR) 泡这样的传统材料面临着环境问题.
- 玻璃纤维增强塑料 (GFRP) 三明治型材广泛用于各种应用.
- 菌是一种真菌材料,正在作为一种基于生物的替代核心材料进行探索.
研究的目的:
- 评估体作为一个可持续的核心材料,用于制GFRP三明治形状.
- 评估基复合材料的机械性能和环境可持续性.
- 为了比较体复合材料与传统材料,如PUR泡和芯片板.
主要方法:
- 机械测试带有菌根核的粉状三明治形状.
- 生命周期评估 (LCA) 以确定环境影响,重点关注温室气体排放.
- 对菌体,PUR泡和芯片板样式进行比较分析.
主要成果:
- 与PUR泡和芯片板相比,体复合材料显示出具有竞争力的性能和环境影响.
- 在菌体生产期间的热压是温室气体排放的主要贡献者 (88%).
- 核 (350-550公斤/立方米) 的全球变暖潜力 (GWP) 在1.50至9.10公斤二氧化碳等值之间. 每个功能单位,取决于加热方法 (电气或石油).
- 使用电加热的压力机可显著降低GWP,与PUR泡相比,可降低23%.
结论:
- 菌是GFRP三明治配置文件的可行,可持续的替代品.
- 需要进一步改善材料性能和工艺可重复性.
- 优化制造工艺,例如在化过程中在现场停用菌,可以通过减少能源消耗进一步提高可持续性.
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