论文标题

在钢制造中回收寿命末期聚碳酸酯;美元

Recycling End-of-life Polycarbonate in Steelmaking; $\textit{Ab Initio}$ Study of Carbon Dissolution in Molten Iron

论文作者

Assadi, M. Hussein N., Sahajwalla, Veena

论文摘要

作为碳资源,化石燃料的稀缺性促使钢铁行业寻找新的碳源,例如生命终止聚合物产品。使用$ \ textit {ab intio} $分子动力学模拟,我们证明了41%的聚碳酸酯碳含量很容易溶解在熔融铁的界面中,$ t $ = 1823 K,与$ \ sim $ \ sim $ 58%$ 58%的碳含量溶解相当。更重要的是,我们证明了聚碳酸酯的氢含量不会溶于熔融铁中,而是以气态形式逸出。因此,废物聚碳酸酯构成了钢材制造的可行碳源。

The scarcity of fossil fuels as carbon resources has motivated the steelmaking industry to search for new carbon sources such as end-of-life polymeric products. Using $\textit{ab initio}$ molecular dynamics simulation, we demonstrate that 41% of polycarbonate's carbon content is readily dissolved in molten iron's interface at $T$ = 1823 K which is comparable to graphite with $\sim$ 58% carbon content dissolution. More importantly, we demonstrate that polycarbonate's hydrogen content does not dissolve in molten iron but rather escape in gaseous form. Therefore, waste polycarbonate constitutes a feasible carbon source for steelmaking.

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