JP2018051446A - 油汚染土壌の洗浄方法および洗浄システム - Google Patents
油汚染土壌の洗浄方法および洗浄システム Download PDFInfo
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Abstract
Description
2 洗浄剤
3 運搬手段(車)
10 気化洗浄剤生成部
101 洗浄剤気化槽
102 加熱装置
20 汚染土壌洗浄部
200 汚染土壌配置容器
201 土壌洗浄籠
202 固液分離板
2021 突起
2022 排出口
203 仕切り板
204 排出管
2001 気化洗浄剤導入孔
2002 気化洗浄剤導出孔
2003 間隙
30 水−洗浄剤循環部
300 収納容器
3011、3012、3013 水−洗浄剤分離器
3021、3022 冷却器
303 デミスタ
304 減圧装置
305 洗浄剤容器
306 水回収容器
307 チラー
308 活性炭塔
309 ドレンセパレータ
3001、3002、3003、3004 開閉弁
Claims (4)
- 少なくとも洗浄剤気化槽と、加熱装置と、から構成される気化洗浄剤生成部と、
少なくとも土壌洗浄籠と、固液分離板とが、気化洗浄剤導入孔と気化洗浄剤導出孔とを備える汚染土壌設置容器内に配置されてなる、汚染土壌洗浄部と、
少なくとも冷却器と、液化装置と、水−洗浄剤分離器と、減圧装置と、洗浄剤容器と、水回収容器と、から構成される水−洗浄剤循環部と、
を含む、油で汚染された土壌を洗浄する洗浄システム。 - 該油が、ポリクロロビフェニル類を含む、請求項1に記載の洗浄システム。
- 少なくとも洗浄剤気化槽と、加熱装置と、から構成される気化洗浄剤生成部と、
少なくとも土壌洗浄籠と、固液分離板とが、気化洗浄剤導入孔と気化洗浄剤導出孔とを備える汚染土壌設置容器内に配置されてなる、汚染土壌洗浄部と、
少なくとも冷却器と、液化装置と、水−洗浄剤分離器と、減圧装置と、洗浄剤容器と、水回収容器と、から構成される水−洗浄剤循環部と、
を含む、油で汚染された土壌を洗浄する洗浄システムを用いて、油に汚染された土壌を洗浄する方法であって、以下の工程:
該油で汚染された土壌を配置した該土壌洗浄籠を、該固液分離板上に配置し、該汚染土壌設置容器内部に設置し、
該洗浄剤気化槽の内側に洗浄剤を供給し、
該減圧装置により該気化洗浄剤生成部を減圧し、
該洗浄剤気化槽を加熱して該洗浄剤気化槽の内側を該洗浄剤の沸点以上にまで昇温して、気化洗浄剤を生成し、
該気化洗浄剤を、該気化洗浄剤導入孔を通じて該汚染土壌設置容器内部に導入し、該気化洗浄剤を該油で汚染された土壌に曝露し、
該油で汚染された土壌に曝露された該気化洗浄剤を、該気化洗浄剤導出孔を通じて該汚染土壌設置容器外部に排出して、次いで該水−洗浄剤循環部に導入し、
該水−洗浄剤循環部に導入された該気化洗浄剤を、該冷却器、該液化装置ならびに該水−洗浄剤分離器を用いて水と洗浄剤とに分離して、分離された水を該水回収容器に回収し、分離された洗浄剤を該洗浄剤気化槽に循環する
ことを含む、前記洗浄方法。 - 該油が、ポリクロロビフェニル類を含む、請求項3に記載の洗浄方法。
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TWI688425B (zh) * | 2019-01-31 | 2020-03-21 | 可寧衛股份有限公司 | 油品污染土壤水洗系統 |
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JPS63184336A (ja) * | 1987-01-26 | 1988-07-29 | Nec Corp | 洗浄装置 |
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JP2016137450A (ja) * | 2015-01-28 | 2016-08-04 | 株式会社日立製作所 | 固液分離システム |
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JPS6320081A (ja) * | 1986-07-11 | 1988-01-27 | 三菱化工機株式会社 | 移動式蒸気洗浄装置 |
JPS63184336A (ja) * | 1987-01-26 | 1988-07-29 | Nec Corp | 洗浄装置 |
JPH01179784U (ja) * | 1988-06-03 | 1989-12-25 | ||
JPH05503663A (ja) * | 1990-11-30 | 1993-06-17 | クリーン・ソイル・インコーポレーテッド | 土壌汚染物質の除去装置とその方法 |
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TWI688425B (zh) * | 2019-01-31 | 2020-03-21 | 可寧衛股份有限公司 | 油品污染土壤水洗系統 |
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