マイクロバブルを用いた油汚染土壌浄化と油分分離機構
スポンサーリンク
概要
- 論文の詳細を見る
Oil contamination of the soil is one of the most serious environmental hazards especially in industrial areas over the world. We carried out an experimental investigation into the treatment of oil-contaminated soil to improve performance characteristics of the pilot plants which adopt washing treatment techniques. This improvement has been successfully achieved by micro bubble injection applied in separation processes. Especially, oil separation from high concentration oil-in-water emulsion in drainage has been extensively enhanced and, in fact, our results indicated that almost 70~80% oil particles have been effectively and successfully removed by flotation due to micro bubble injection. We also carried out visual observations of microbubble-oil particle/oil-contaminated solid particle interaction to discuss on the separation mechanisms. We have confirmed that flotation enhanced by excellent physical absorption characteristics and very low slip velocity of micro bubbles is a primary mechanism in oil separation processes.
- 日本混相流学会の論文
日本混相流学会 | 論文
- 不凝縮性ガス存在下における滴状凝縮熱伝達に関する研究
- ドラッグデリバリーシステム
- (株)荏原総合研究所
- 浮遊液滴の回転変形挙動に及ぼす粘性の影響に関する研究
- 浮遊液滴の非線形挙動に関する研究 : 静電浮遊液滴の振動・回転に対する変形挙動