JP2021514825A - 環境への影響が少ない汚染流体の処理のためのシステムおよび方法 - Google Patents
環境への影響が少ない汚染流体の処理のためのシステムおよび方法 Download PDFInfo
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Abstract
Description
吸入流体タンク
濾過ユニット
表1:ベンチテストA
Claims (20)
- 汚染物質を含む吸入流体を処理するためのシステムであって、
(a)前記吸入流体を受け取り、前記吸入流体を第1の保持液と濾された濾過液とに分離するように構成されたストレーナと、
(b)濾された流体コネクタを介して前記ストレーナに接続された濾過ユニットであって、前記濾された流体コネクタが、前記濾された濾過液の前記ストレーナから前記濾過ユニットへの移送を容易にするように構成され、前記濾過ユニットは、前記濾された濾過液を第2の保持液と濾過ユニット濾過液とに分離するように構成される、濾過ユニットと、
(c)濾過液コネクタを介して前記濾過ユニットに接続された固定膜生物学的フィルタであって、前記濾過液コネクタは、前記濾過ユニットから前記固定膜生物学的フィルタへの前記濾過ユニット濾過液の移送を容易にするように構成され、前記濾過ユニット濾過液および汚染物質濃縮モジュール透過液のうちの少なくとも1つの生物学的酸素要求量を減少させて、透過液を形成するように構成される固定膜生物学的フィルタと、
(d)第1の保持液コネクタと第2の保持液コネクタに接続される汚染物質濃縮モジュール(CCM)であって、前記第1の保持液コネクタは、前記ストレーナから前記CCMへの前記第1の保持液の移送を容易にするように構成され、前記第2の保持液コネクタは、前記濾過ユニットから前記CCMへの前記第2の保持液の移送を容易にするように構成され、前記第1の保持液および前記第2の保持液の各々を、第3の保持液および前記汚染物質濃縮モジュール透過液に分離するように構成される、CCMと
を備える、システム。 - 前記システムが、嫌気性消化装置、光触媒反応器、逆浸透フィルタモジュール、および脱窒バイオリアクタのうちの少なくとも1つをさらに備え、
前記嫌気性消化装置、前記光触媒反応器、前記逆浸透フィルタモジュール、および前記脱窒バイオリアクタのうちの少なくとも1つが、前記固定膜生物学的フィルタ、前記嫌気性消化装置、前記光触媒反応器、前記逆浸透フィルタモジュール、および前記脱窒バイオリアクタのうちの少なくとも1つに1または複数の結合デバイスを介して流体接続されており、
(i)前記嫌気性消化装置は、前記第1の保持液、前記第2の保持液、および前記第3の保持液のうちの少なくとも1つを消化させて、消化液およびガスを生成するように構成され、
(ii)前記光触媒反応器は、透過液、逆浸透透過液、および還元硝酸透過液のうちの少なくとも1つを光触媒反応に供して、光触媒透過液を生成するように構成され、
(iii)前記逆浸透フィルタモジュールは、前記透過液、前記光触媒透過液、および前記還元硝酸透過液のうちの少なくとも1つを逆浸透濾過して、前記逆浸透透過液を生成するように構成され、
(iv)前記脱窒バイオリアクタは、前記透過液、前記光触媒透過液、および前記逆浸透透過液のうちの少なくとも1つを脱窒反応に供して、前記還元硝酸透過液を生成するように構成される、
請求項1に記載のシステム。 - 前記ストレーナが回転ドラム式ストレーナを含む、請求項1に記載のシステム。
- 前記濾過ユニットが、
前記濾された流体コネクタを介して前記ストレーナに接続され、前記濾された濾過液を受け取って、曝気流体を生成するように構成された曝気ユニットと、
前記曝気ユニットの下流に配置され、添加剤を計量して前記曝気流体に入れるように構成された化学物質流入口と、
前記化学物質流入口の下流に配置され、保持流体を生成する保持時間の間、前記添加剤を含む前記曝気流体を受け取って、保持するように構成された反応タンクと、
前記保持流体を受け取り、濾過して、前記濾過ユニット濾過液を生成するように構成されたセラミック膜と
を備える、請求項1に記載のシステム。 - 前記濾過ユニットが、可溶化汚染物質の約75%より多くを前記濾された濾過液から除去するように構成される、請求項4に記載のシステム。
- 前記固定膜生物学的フィルタによって形成された前記透過液が、約30ppm未満の生物学的酸素要求量および約200ppm未満の化学的酸素要求量のうちの少なくとも1つを含む、請求項1に記載のシステム。
- 前記固定膜生物学的フィルタが、生物学的に活性化された炭フィルタを含む、請求項1に記載のシステム。
- 前記CCMが、ハウジングタンク、多孔質膜、および動的衝撃発生器を備え、前記多孔質膜は、チロース結合剤を含む、請求項1に記載のシステム。
- 前記嫌気性消化装置が、嫌気性消化タンク、ミキサー、および微生物を含む、請求項2に記載のシステム。
- 前記光触媒反応器が、光触媒反応タンク、UV光源、光触媒反応膜、二酸化チタン、および二酸化チタン供給タンクを備える、請求項2に記載のシステム。
- 前記逆浸透フィルタモジュールが、逆浸透フィルタハウジング、高圧ポンプ、および半透膜を備え、
前記半透膜が、0.1nm〜5nmのフィルタ孔径を含む、請求項2に記載のシステム。 - 前記脱窒バイオリアクタが、脱窒ハウジング、脱窒バイオリアクタ膜、および木材チップを含む、請求項2に記載のシステム。
- 汚染物質を含む吸入流体を処理するための方法であって、
(a)ストレーナにより前記吸入流体を濾して、第1の保持液および濾された濾過液を形成する段階と、
(b)前記濾された濾過液を濾過ユニットで濾過して、第2の保持液および濾過ユニット濾過液を形成する段階と、
(c)前記第1の保持液および前記第2の保持液のうちの少なくとも1つを第3の保持液および汚染物質濃縮モジュール透過液に分離する段階と、
(d)前記濾過ユニット濾過液および前記汚染物質濃縮モジュール透過液のうちの少なくとも1つを固定膜生物学的フィルタで濾過して、透過液を形成する段階と
を含む、方法。 - (i)第1の保持液、第2の保持液、および第3の保持液のうちの少なくとも1つを嫌気的に消化させて、消化液およびガスを生成する段階と、
(ii)前記透過液、逆浸透透過液、および還元硝酸透過液のうちの少なくとも1つを光触媒反応に供して、光触媒透過液を生成する段階と、
(iii)前記透過液、前記光触媒透過液、および前記還元硝酸透過液のうちの少なくとも1つを逆浸透濾過して、前記逆浸透透過液を生成する段階と、
(iv)前記透過液、前記光触媒透過液、および前記逆浸透透過液のうちの少なくとも1つを脱窒反応に供して、前記還元硝酸透過液を生成する段階と、
(v)脱窒バイオリアクタを使用して、還元硝酸透過液を生成する段階と
のうちの少なくとも1つをさらに含む、請求項13に記載の方法。 - 濾過ユニットを用いて前記濾された濾過液を濾過する段階は、
曝気流体を生成するために曝気ユニットを介して前記濾された濾過液を曝気する段階と;
化学物質流入口から添加剤を計量して、前記曝気流体に入れる段階と;
前記添加剤を含む前記曝気流体を反応タンク内に保持して、保持流体を生成する段階と;
前記保持流体をセラミック膜で濾過して、前記濾過ユニット濾過液を形成する段階と、をさらに含む、
請求項13または14に記載の方法。 - 前記濾された濾過液を前記濾過ユニットで濾過する段階が、可溶化汚染物質の約75%より多くを前記濾された濾過液から除去する段階をさらに含む、請求項13から15のいずれか一項に記載の方法。
- 前記濾過ユニット濾過液および前記汚染物質濃縮モジュール透過液のうちの少なくとも1つを前記固定膜生物学的フィルタで濾過する前記段階は、
前記濾過ユニット濾過液および前記汚染物質濃縮モジュール透過液のうちの少なくとも1つを生物学的濾過タンクで受け取る段階と、
前記濾過ユニット濾過液および前記汚染物質濃縮モジュール透過液のうちの少なくとも1つを前記生物学的濾過タンク内の充填材料と接触させる段階と、
前記濾過ユニット濾過液および前記汚染物質濃縮モジュール透過液のうちの少なくとも1つを、生物学的濾過膜を介して濾過して、前記透過液を生成する段階と
をさらに含む、請求項13から16のいずれか一項に記載の方法。 - 前記透過液が、約30ppm未満の生物学的酸素要求量および約200ppm未満の化学的酸素要求量を有する、請求項13から17のいずれか一項に記載の方法。
- 前記第1の保持液および前記第2の保持液のうちの少なくとも1つを分離する前記段階が、
汚染物質濃縮モジュールハウジング内で前記第1の保持液および前記第2の保持液のうちの少なくとも1つを受け取る段階と、
前記汚染物質濃縮モジュールハウジング内に含まれる多孔質膜を使用して、前記第1の保持液および前記第2の保持液の各々を前記第3の保持液と前記汚染物質濃縮モジュール透過液に分離する段階と
をさらに含む、請求項13から18のいずれか一項に記載の方法。 - 嫌気的に消化させる前記段階が、
前記第1の保持液、前記第2の保持液、および前記第3の保持液のうちの少なくとも1つを嫌気性消化タンクで受け取る段階と、
前記第1の保持液、前記第2の保持液、および前記第3の保持液のうちの少なくとも1つを前記嫌気性消化タンク内の微生物と組み合わせて、微生物/保持液混合物を形成する段階と、
前記微生物/保持液混合物を微生物により消化させて、前記消化液および前記ガスを生成する段階と
をさらに含む、請求項14に記載の方法。
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