JP2013534605A - 空気分離するとともに空気分離装置から生じた空気ガスを加熱する方法および一体型装置 - Google Patents
空気分離するとともに空気分離装置から生じた空気ガスを加熱する方法および一体型装置 Download PDFInfo
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Abstract
【選択図】 図3
Description
・保冷容器の上流にある空気浄化装置の吸着剤を再生するため、前記保冷容器から来た残留窒素を加熱する電気またはスチームヒーターを用いる、
・酸素燃焼ボイラーに煙道ガスと共に導入される酸素を予熱する、
ことが知られている。
・ボイラーからの煙道ガスが使われ得る;
・空気分離装置の圧縮機の出口において熱を回復することで、装置の全体的な効率が向上され得る。
― 前記水を前記予熱する熱交換器に運ぶパイプは、前記水を予熱する熱交換器の予熱された水の出口、または前記水の脱気装置の脱気された水の出口に接続される;
― 前記空気ガスは酸素富化されたガスであり、パイプが前記熱交換器を前記ボイラーに接続することで加熱された前記酸素富化されたガスを前記ボイラーに送る;
― 前記熱交換器を前記予熱する熱交換器の予熱される水の入口に接続することで、前記空気ガスを加熱するために用いられた水を前記予熱する熱交換器に送って加熱するパイプが存在する;
― 前記熱交換器の上流の前記水のパイプに接続され、前記水に直接導入し、または前記水と間接的に熱交換することで、前記水の温度を上昇させる蒸気供給パイプが存在する;
― 空気分離装置は、圧縮空気供給パイプと、浄化装置と、蒸留分離管システムを収容した保冷容器と、前記保冷容器および前記浄化装置に接続され窒素リッチなガスを生成するパイプと、を有し、前記熱交換器は前記窒素リッチなガスが前記浄化装置の上流で加熱されるように前記生成するパイプに接続される;
― 前記空気分離装置は、圧縮空気供給パイプと、浄化装置と、蒸留分離管システムを収容する保冷容器と、前記圧縮空気供給パイプおよび/または前記保冷容器から来る空気ガスパイプに接続されことで前記ボイラー、場合によっては前記脱気装置に向かう水を加熱する前記予熱する熱交換器を有する;
― 前記装置は、前記予熱する熱交換器で予熱された水を前記脱気装置に送る手段と、前記予熱および脱気された水を前記脱気装置から前記ボイラーに送る手段と、を備える。
― 前記空気ガスの加熱に用いられる前記水は、前記予熱する熱交換器で加熱され、場合によっては前記脱気装置において脱気される;
― 前記空気分離装置に向かう空気は圧縮機において圧縮され、当該空気は前記予熱する熱交換器において前記ボイラーから来る水との熱交換によって冷却される;
― 前記空気は圧縮機において圧縮され、浄化装置において浄化され、そして、前記浄化装置は、前記熱交換器において前記水によって加熱された前記空気分離装置から来る窒素によって再生される;
― 前記圧縮機において圧縮された全ての前記空気が、前記空気分離装置に送られる;
― 前記熱交換器において冷却された前記水が、前記予熱する熱交換器に戻されて予熱される;
― 前記熱交換器に送られる前記水の絶対圧は5バールないし20バールである;
― 前記脱気装置で脱気された水の少なくとも一部が直接前記ボイラーに送られる。
Claims (15)
- 空気分離を行い、且つ前記空気分離によって生じた空気ガスを加熱する一体型装置であって、
空気分離装置(9)と、
熱交換器(13,43)と、
前記空気ガスを前記熱交換器に運ぶパイプと、
水を予熱する熱交換器(5)の水の入口もしくは水の出口、または水の脱気装置(27)の水の入口もしくは水の出口に接続され、水を前記熱交換器に運ぶ水移送パイプと、を具備し、
前記予熱する熱交換器および/または前記脱気装置は、酸素燃焼ボイラー(19)に接続されて、当該ボイラーに水を運ぶとともに当該ボイラーから水を受け取るものであり、
前記ボイラーは、前記分離装置に接続されて、前記分離装置から酸素富化されたガス(17)を受け取るものである、ことを特徴とする装置。 - 前記水を前記熱交換器(13,43)に運ぶパイプは、前記水を予熱する熱交換器(5)の予熱された水の出口、または前記水の脱気装置(27)の脱気された水の出口にあることを特徴とする請求項1に記載の装置。
- 前記空気ガスは前記酸素富化されたガスであり、パイプが前記熱交換器を前記ボイラー(19)に接続することで加熱された前記酸素富化されたガスを前記ボイラーに運ぶことを特徴とする請求項1ないし2のいずれか一つに記載の装置。
- 前記熱交換器(13,43)を前記予熱する熱交換器(5)の予熱される水の入口に接続したパイプを具備し、当該パイプは、前記空気ガスの加熱に用いられた水を前記予熱する熱交換器に運んで加熱させるものである請求項1ないし3のいずれか一つに記載の装置。
- 前記熱交換器(13,43)の上流の前記水のパイプに接続され、前記水へ直接導入し、または間接的に前記水と熱交換することによって、前記水の温度を上昇させる蒸気供給パイプを具備する請求項1ないし4のいずれか一つに記載の装置。
- 空気分離装置が、圧縮空気供給パイプと、浄化装置(6)と、蒸留分離管システムを収容する保冷容器(9)と、前記保冷容器および前記浄化装置に接続され窒素リッチなガスを生成するパイプ(11)と、を有し、前記熱交換器は前記窒素リッチなガスが前記浄化装置の上流で加熱されるように前記生成するパイプに接続されることを特徴とする請求項1ないし5のいずれか一つに記載の装置。
- 空気分離装置が、圧縮空気供給パイプと、浄化装置(6)と、蒸留分離管システムを収容する保冷容器(9)と、前記圧縮空気供給パイプ、および/または前記保冷容器から来る空気ガスパイプに接続されることで、前記ボイラー(19)、場合によっては脱気装置(27)に向かう水を加熱する前記予熱する熱交換器(5)を有することを特徴とする請求項1ないし6のいずれか一つに記載の装置。
- 前記予熱する熱交換器で予熱された水を前記脱気装置(27)に送る手段と、前記予熱および脱気された水を前記脱気装置から前記ボイラーに送る手段と、を具備することを特徴とする請求項1ないし7のいずれか一つに記載の装置。
- 空気分離装置において、空気の分離を行い、空気が分離される場所で空気分離によって生成された空気ガスの加熱を行う一体的な方法であって、
酸素富化されたガスが前記空気分離装置から酸素燃焼ボイラーに送られ、
前記空気分離装置から来た空気ガスが、水を予熱する熱交換器(5)の上流もしくは下流から取られて予熱されたまたは予熱される液体状の水、および/または水の脱気装置(27)から来る脱気されたまたは脱気される液体状の水との間接的な熱交換によって加熱され、
前記予熱する熱交換器および/または前記脱気装置が前記酸素燃焼ボイラー(19)に向かう水および前記酸素燃焼ボイラーから来る水を処理し、
前記空気の予熱に用いられる前記水の温度が好ましくは100℃ないし200℃である、ことを特徴とする方法。 - 前記空気ガスの加熱に用いられる前記水は、前記予熱する熱交換器(5)で加熱され、場合によっては前記脱気装置(27)において脱気されることを特徴とする請求項9に記載の方法。
- 前記空気分離装置に向かう空気は圧縮機において圧縮され、当該空気は前記予熱する熱交換器において前記ボイラーから来る水との熱交換によって冷却されることを特徴とする請求項9または10に記載の方法。
- 前記空気は圧縮機において圧縮され、浄化装置において浄化され、そして、前記浄化装置は、前記熱交換器において前記水によって加熱された前記空気分離装置から来る窒素によって再生されることを特徴とする請求項9ないし11のいずれか一つに記載の方法。
- 前記圧縮機において圧縮された全ての前記空気が、前記空気分離装置に送られることを特徴とする請求項9ないし12のいずれか一つに記載の方法。
- 前記熱交換器において冷却された前記水が、前記予熱する熱交換器に戻されて予熱されることを特徴とする請求項9ないし13のいずれか一つに記載の方法。
- 前記熱交換器に送られる前記水(29)の絶対圧は5バールないし20バールであることを特徴とする請求項9ないし14のいずれか一つに記載の方法。
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FR2957408B1 (fr) * | 2010-03-09 | 2015-07-17 | Air Liquide | Procede et appareil de chauffage d'un gaz de l'air provenant d'un appareil de separation d'air |
ES2878066T3 (es) * | 2013-11-14 | 2021-11-18 | Air Liquide | Proceso y aparato para la separación de aire mediante destilación criogénica |
FR3032231B1 (fr) * | 2015-02-02 | 2018-09-14 | Ifp Energies Now | Systeme et procede de stockage d'energie sous forme d'air comprime dans des tubes integres dans une cuve contenant de l'eau et de la vapeur d'eau |
CN107101458B (zh) * | 2017-05-05 | 2019-06-28 | 山东京博众诚清洁能源有限公司 | 一种空分与造气冷热量联用系统 |
CN113797700A (zh) * | 2021-09-22 | 2021-12-17 | 乔治洛德方法研究和开发液化空气有限公司 | 分离空气以及产生富二氧化碳产品的集成单元及方法 |
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US20120324944A1 (en) | 2012-12-27 |
CN103097842A (zh) | 2013-05-08 |
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AU2011225908B2 (en) | 2015-02-12 |
AU2011225908A1 (en) | 2012-09-13 |
FR2957408A1 (fr) | 2011-09-16 |
EP2545335A2 (fr) | 2013-01-16 |
FR2957408B1 (fr) | 2015-07-17 |
CA2789830A1 (fr) | 2011-09-15 |
WO2011110775A3 (fr) | 2015-07-09 |
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