JP2014511756A - オゾン破壊物質の蒸気プラズマアーク加水分解 - Google Patents
オゾン破壊物質の蒸気プラズマアーク加水分解 Download PDFInfo
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Abstract
Description
1 前駆体物質
2 カソード
4 プラズマトーチ
6 点火アノード
7 追加的な蒸気
8 作動アノード
9 燃焼空気または酸素
12 フランジ
13 狭いチューブ領域
14 反応器
15 燃焼領域
16 耐熱内張り
17 微小スプレー
18 スプレーノズル
20 冷却ユニット
22 スクラバータンク
22b 酸回収タンク
23 排気筒
24 酸性ガス中和スクラバー
25 ドラム
26 導入ドラフトファン
30 薬品投入ポンプ
31 ブローダウン配管32
43 酸スクラバーユニット
45 洗浄されたガス流動
46 ガス浄化スクラバーユニット
47 スクラバータンクユニット
48 スクラバー水再循環ポンプ
51 薬品投入ポンプ
52 ドラム
54 スクラバー水再循環配管
Claims (29)
- 反応器内で蒸気プラズマを用いる前駆体物質の分解のための2段階のプロセスであって、
第1の段階として前記前駆体物質が前記反応器の高温領域内で加水分解され、
次いで第2の段階として前記反応器の燃焼領域内で中程度の温度での流動反応物の酸化が行われ、ここで不要な副産物の形成を防ぐために燃焼酸素または空気が導入されて速やかに結果的に生じるガス流動の急冷が行われる、プロセス。 - 前記蒸気プラズマが非遷移直流蒸気プラズマトーチによって発生し、それによって金属電極と過熱蒸気との間に生じた電気アークが、反応性水素及び水酸化物イオンの豊富な前記プラズマトーチの出口端において高温プラズマプルームを形成する、請求項1に記載のプロセス。
- 前記プラズマトーチが、窒素、アルゴン、ヘリウムまたはそれらの混合物などの不活性ガスを、過剰酸化から後方電極を保護するシュラウドガスとして少量使用する、請求項2に記載のプロセス。
- 前記反応器の前記高温領域内で前記蒸気プラズマプルームの反応性水酸化物イオンおよび水素イオンを用いて高温で、前記前駆体物質が加水分解される、請求項1から3のいずれか一項に記載のプロセス。
- 前記反応器の前記水酸化物領域に存在するガス混合物が、前記反応器の前記燃焼領域において酸素の豊富な環境下で中程度の温度で燃焼され、必要な燃焼のための酸素または空気が導入される、請求項1から4のいずれか一項に記載のプロセス。
- 燃焼後に結果的に生じるプロセスガス流動が、どのような不要な副産物の形成も防ぐために冷水の微細スプレーを用いて急速に冷却される、請求項1から5のいずれか一項に記載のプロセス。
- 前記加水分解反応器が、前駆体物質の完全な加水分解に必要な滞留時間を提供する円錐収束高温蒸気加水分解領域、次いで反応に必要な乱流及び追加的な滞留時間を提供する狭いチューブ状領域、並びに前記プロセスガス流動の完全な燃焼のための滞留時間を提供する円錐発散中温燃焼領域の3つの領域を含む、請求項1から6のいずれか一項に記載のプロセス。
- 前記プラズマトーチからの前記プラズマプルームが前記反応器の第一の領域へ延長し、前記反応器内に含まれる、請求項1から7のいずれか一項に記載のプロセス。
- 前記前駆体物質が、前記蒸気プラズマトーチに隣接する前記蒸気プラズマプルームのコア内及び前記プラズマトーチと前記反応器の前記加水分解領域との間に、乱流を発生させ前記前駆体物質を前記コアプラズマプルームと十分に混合する渦状ガスを用いて導入される、請求項1から8のいずれか一項に記載のプロセス。
- 前記前駆体物質がガス、微細液体スプレーまたは微細固体粒子としてコア内に導入される、請求項1から9のいずれか一項に記載のプロセス。
- 前記反応性水素及び水酸化物蒸気プラズマが、前記反応器の前記加水分解領域内に存在する、請求項1から10のいずれか一項に記載のプロセス。
- 酸素欠乏環境が前記反応器の前記加水分解領域に存在し、酸素の豊富な環境が前記反応器の前記燃焼領域に存在する、請求項1から11のいずれか一項に記載のプロセス。
- 前記反応器の前記燃焼領域に存在する前記反応物質流動が、不要な副産物の形成を防ぐために、前記燃焼領域の出口に隣接した冷水の微細スプレーにより急速に冷却される、請求項1から12のいずれか一項に記載のプロセス。
- 請求項1から13に記載のプロセスを実行する装置であって、
非遷移直流蒸気プラズマトーチ、
耐腐食耐熱内張りを含む外部から冷却された3領域蒸気プラズマ反応器、
前記プラズマトーチを前記藩王木に取り付ける手段、
渦状ガス、微細液体スプレーまたは固体粒子の形状で前記プラズマトーチのプラズマプルーム内に前駆体物質を導入する手段、
前記反応器の燃焼領域内に燃焼空気又は酸素を導入する手段、
前記反応器から反応物質混合物を排出する手段、及び
前記反応器の出口端において前記反応物質混合物を冷却する手段を含む、装置。 - 前記プラズマトーチが、間隔をあけて配置されたカソード、点火アノード及び作動アノードである金属電極の構成を含み、直流電気アークが、前記カソードと前記作動アノードとの間に存在し、ヘリウム、窒素、アルゴンまたはそれらの混合物などの不活性ガスをシュラウドガスとして使用し、主なプラズマ形成ガスとして蒸気を使用し、前記アノードの端部に存在するプラズマプルームを有する、請求項14に記載の装置。
- 前記冷却する手段が前記反応器の出口端に配置され、前記反応器を出るプロセスガス流動が通過する冷水のスプレーを形成する、請求項14に記載の装置。
- 高温領域及び燃焼領域を含む反応器を備える前駆体物質の分解のための装置であって、
前記高温領域が前記前駆体物質を加水分解するように構成され、
前記燃焼領域が反応物質流動の中温酸化を生じさせるように構成され、燃焼酸素または空気が導入され、
冷却手段が、不要な副産物の形成を防ぐために結果的に生じるガス流動の冷却のために前記反応器の出口端に提供される、装置。 - 前記反応器の前記高温領域が、前記前駆体物質の加水分解を完全に行うために必要な滞留時間を提供する円錐収束高温蒸気加水分解領域を含み、前記高温領域と燃焼領域との間に狭いチューブ領域が提供されて反応に必要な乱流及び追加的な滞留時間を提供し、前記反応器の前記燃焼領域が、プロセスガス流動の完全な燃焼のための滞留時間を提供する円錐発散中温燃焼領域を含む、請求項17に記載の装置。
- 非遷移直流蒸気プラズマトーチ、前記反応器に前記プラズマトーチを取り付ける手段、前記前駆体物質を渦状ガス、微細液体スプレーまたは固体粒子の形状で前記プラズマトーチのプラズマプルーム内に導入する手段、前記反応器の前記燃焼領域内に燃焼空気又は酸素を導入する手段、前記反応器から反応物質混合物を排出する手段、及び前記反応器の出口端に位置する、前記反応物質混合物を冷却する手段が提供される、請求項17又は18に記載の装置。
- 前記3領域蒸気プラズマ反応器が、外部から冷却され、耐腐食性耐熱内張りを含む、請求項19に記載の装置。
- 前記プラズマトーチが、間隔をあけて配置されたカソード、点火アノード及び作動アノードである金属電極の構成を含み、直流電気アークが、前記カソードと前記作動アノードとの間に存在し、ヘリウム、窒素、アルゴンまたはそれらの混合物などの不活性ガスをシュラウドガスとして使用し、主なプラズマ形成ガスとして蒸気を使用し、前記アノードの端部において排出するプラズマプルームを有する、請求項17から20に記載の装置。
- 前記冷却手段が、前記反応器を脱出する前記プロセスガス流動が通過する冷水のスプレーを形成する、請求項17から20のいずれか一項に記載の装置。
- 前記反応器の前記高温領域の温度が1500℃近くである、請求項1から13に記載のプロセス。
- 前記前駆体物質が前記反応器の前記高温領域において加水分解され、それによって前記前駆体物質が水素イオンH+及び水酸化物イオンOH−の反応が豊富な蒸気プラズマと化学的に反応する、請求項1から13及び23のいずれか一項に記載のプロセス。
- 処理される前記前駆体物質が、フランジを用いてプラズマプルーム内に直接導入される、請求項1から13、23及び24のいずれか一項に記載のプロセス。
- 前記フランジが水冷され、耐酸性材料からなり、前記前駆体物質と前記高温粘性蒸気プラズマプルームとの十分な混合を容易にするように構成された、請求項25に記載のプロセス。
- 前記前駆体物質を前記プラズマトーチの前記プラズマプルーム内に導入する前記手段がフランジを含み、前記前駆体物質が直接前記プラズマプルーム内に導入される、請求項14から22のいずれか一項に記載の装置。
- 前記フランジが水冷され、耐酸性物質からなり、前記前駆体物質の前記高温粘性蒸気プラズマプルームとの十分な混合を容易にするように構成された、請求項27に記載の装置。
- 前記加水分解反応器が、前記前駆物質の完全な加水分解のために必要な滞留時間を提供する円錐収束高温蒸気加水分解領域、次いで反応に必要な乱流及び追加的な滞留時間を提供する狭いチューブ領域並びにプロセスガス流動の完全な燃焼のための滞留時間を提供する円形発散中温燃焼領域の3つの領域を含む、請求項14から22、26及び27に記載の装置。
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US9506648B2 (en) | 2016-11-29 |
CN106512883A (zh) | 2017-03-22 |
EP2686100A1 (en) | 2014-01-22 |
US20150338096A1 (en) | 2015-11-26 |
US9562684B2 (en) | 2017-02-07 |
CA2753043A1 (en) | 2012-09-18 |
US8716546B2 (en) | 2014-05-06 |
JP2017113752A (ja) | 2017-06-29 |
CN103501890A (zh) | 2014-01-08 |
JP2023115081A (ja) | 2023-08-18 |
US20120323060A1 (en) | 2012-12-20 |
JP6599392B2 (ja) | 2019-10-30 |
CA2771640A1 (en) | 2012-09-18 |
US20170307214A1 (en) | 2017-10-26 |
EP2686100A4 (en) | 2014-12-24 |
WO2012126101A1 (en) | 2012-09-27 |
US20150165410A1 (en) | 2015-06-18 |
CN103501890B (zh) | 2016-08-24 |
US10551062B2 (en) | 2020-02-04 |
JP6396209B2 (ja) | 2018-09-26 |
JP2022002845A (ja) | 2022-01-11 |
JP7297834B2 (ja) | 2023-06-26 |
JP2019188397A (ja) | 2019-10-31 |
US8961887B2 (en) | 2015-02-24 |
US20140328725A1 (en) | 2014-11-06 |
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