ライフサイクル終了した風力タービンのブレードをリサイクルするためのトライボ電気分離技術
Ruoxi Zhao1, Juan Hao1, Haifeng Wang1
1School of Chemical Engineering and Technology, China University of Mining and Technology, Xuzhou, Jiangsu, China.
まとめ
風力タービンのブレードからガラス繊維強化ポリマー (GFRP) を効率的に回収します. 最適な条件では70.28%の純度と72.92%の回収が得られ,風力エネルギーのリサイクルにおける持続可能性が向上しました.
科学分野:
- 材料科学
- 環境工学
- 化学工学
背景:
- ガラス繊維強化ポリマー (GFRP) で構成された風力タービンのブレードは,使用寿命が終了した廃棄物の大きな課題となっています.
- GFRPの効率的なリサイクルは,再生可能エネルギー部門の循環経済にとって極めて重要です.
研究 の 目的:
- 廃用風力タービンのブレードからGFRPを回収する際の triboelectric分離の有効性を調査する.
- GFRPの分離効率を最大化するための最適なパラメータを決定する.
主な方法:
- 系統的実験による電圧分離の評価
- 分離性能に対する摩擦材料,電極電圧,および供給速度の影響の分析.
- GFRPの純度と回収率の評価
主要な成果:
- 摩擦材料としてポリメチルメタクリレートを使用し,12.0 kVの電極電圧と360 g/minの供給速度で最適な分離を実現します.
- その結果,GFRPの純度は72.92%の回収率で70.28%に達し,純度は55.62%改善しました.
- 効果的な分離は,様々な粒子のサイズ範囲で実証されています.
結論:
- 風力タービンのブレード材料のリサイクルに適した技術です.
- この方法は,GFRPの廃棄物管理のための持続可能で費用対効果の高い解決策を提供します.
- この技術は,風力発電業界の循環経済目標をサポートします.
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