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1. 发明专利

JP2009280556A Method and apparatus for producing mono(lower alkyl)monoalkanolamine 有权
标题翻译：制备单（低级烷基）单烷基胺的方法和装置
公开(公告)号：JP2009280556A
公开(公告)日：2009-12-03
申请号：JP2008137278
申请日：2008-05-26
申请人： Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , Nippon Nyukazai Kk , 三菱重工業株式会社 , 日本乳化剤株式会社 , 関西電力株式会社
发明人： TSUJIUCHI TATSUYA , TACHIBANA SHINYA , OISHI GOJI , MIMURA TOMIO , YAGI YASUYUKI , MITA HIDEHISA , SHINJO RYOSUKE , SAITO KENJI
IPC分类号： C07C213/04 , B01J35/12 , C07B61/00 , C07C215/08
CPC分类号： C07C213/10 , C07C213/04 , C07C215/08
摘要： PROBLEM TO BE SOLVED: To provide a method and apparatus for producing a mono(lower alkyl)monoalkanolamine that enables the reduction of its production cost and the reduction of its waste water treatment cost. SOLUTION: The apparatus for producing a mono(lower alkyl)monoalkanolamine is constituted of a reaction column 12 to which a raw material mixture 11 consisting of a mono(lower alkyl)amine (AA: a raw material I) and an alkylene oxide (AO: a low material II) is fed, an unreacted raw material distillation column 14 for separating unreacted raw materials 15 from a reaction product 13a [including the unreacted raw materials 15, an intended reaction product 17 (a monomer) and a byproduct 18 (a dimer)], and a flush drum 16 to which a reaction product 13b [including the intended reaction product 17 (the monomer) and the byproduct 18 (the dimer)] is fed for separating a mono(lower alkyl)monoalkanolamine (the monomer) i.e., the intended reaction product 17 in the gas state. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：待解决的问题：提供一种能够降低其生产成本和降低其废水处理成本的单（低级烷基）单链烷醇胺的制备方法和装置。解决方案：单（低级烷基）单烷醇胺的制造装置由反应塔12构成，反应塔12由单（低级烷基）胺（AA：原料I）和亚烷基氧化物（AO：低材料II），未反应的原料蒸馏塔14，用于从反应产物13a [包括未反应的原料15，预期的反应产物17（单体）和副产物）中分离未反应的原料15 18（二聚体）]和反应产物13b [包含预期的反应产物17（单体）和副产物18（二聚体）]的齐平鼓16分离成单（低级烷基）单烷醇胺（单体）即气体状态下的预期反应产物17。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2014033991A Co2 recovery device and method 有权
标题翻译：二氧化碳回收装置和方法
公开(公告)号：JP2014033991A
公开(公告)日：2014-02-24
申请号：JP2012176131
申请日：2012-08-08
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , Kansai Electric Power Co Inc:The , 関西電力株式会社
发明人： TANAKA YUJI , NAGAYASU HIROTSUGU , HIRATA TAKUYA , OISHI GOJI , KAMIJO TAKASHI
IPC分类号： B01D53/62 , B01D53/14 , C01B32/50
CPC分类号： B01D53/1425 , B01D53/1475 , B01D53/18 , B01D53/62 , B01D53/78 , B01D2252/204 , B01D2258/0283 , C01B32/50 , Y02C10/04 , Y02C10/06 , Y02P20/152
摘要： PROBLEM TO BE SOLVED: To provide a COrecovery device and method capable of reducing concentration of COabsorption liquid released while remaining in a decarboxylation exhaust gas.SOLUTION: A COrecovery device is provided for recovering and removing COin a COcontaining exhaust gas 11A containing the COin a COabsorption tower 13 using a COabsorption liquid 12. In the device, the COabsorption tower 13 includes:a COabsorbing section 13A for absorbing the COin the COcontaining exhaust gas; a main washing section 13C provided in the gas stream slip stream side of the COabsorbing section 13A and recovering the COabsorption liquid by a cleaning water 20 accompanying the COremoving exhaust gas, while cooling it, by the cleaning water 20; and a preliminary washing section 13B provided between the COabsorbing section 13A and the washing section 13C. A portion 20a of the cleaning water 20 containing the circulating COabsorption liquid is extracted in the main washing section 13C, and preliminarily washed in the preliminary washing section 13B. Also, the preliminary cleaning water is merged with the COabsorption liquid 12, while being made to directly flow down to the COabsorbing section 13A side.
摘要翻译：要解决的问题：提供一种能够在残留在脱羧废气中时减少释放的CO吸收液的浓度的COrecovery装置和方法。解决方案：提供一种COrecovery装置，用于回收和除去含有CO的CO含量废气11A的COin CO吸收塔13使用CO吸收液12.在该装置中，CO吸收塔13包括：用于吸收CO含有废气的CO吸收部13A; 主洗涤部分13C，设置在CO吸收部分13A的气流滑流侧，并通过清洁水20在伴随排气的清洁水20中冷却CO回收液; 以及设置在CO吸收部13A和洗涤部13C之间的预备洗涤部13B。含有循环的CO吸收液的清洗水20的部分20a在主洗涤部13C中被提取，并在预备清洗部13B中预先清洗。此外，预先清洗水与CO吸收液12合并，直接向下流到CO吸收部13A侧。

3. 发明专利

JP2008307520A Co2 or h2s removal system, co2 or h2s removal method 审中-公开
标题翻译： CO2或H2S去除系统，CO2或H2S去除方法
公开(公告)号：JP2008307520A
公开(公告)日：2008-12-25
申请号：JP2007160658
申请日：2007-06-18
申请人： Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , 関西電力株式会社
发明人： INOUE YUKIHIKO , TAURA MASAZUMI , YOSHIYAMA TAKASHI , OISHI GOJI , IIJIMA MASAKI , MIMURA TOMIO , YAGI YASUYUKI , OGURA KOKI
IPC分类号： B01D53/62 , B01D53/34 , B01D53/52 , B01D53/77
CPC分类号： B01D53/1462 , B01D53/78 , F23J15/04 , F23J2215/20 , F23J2215/50 , F23J2219/40 , F23J2219/60 , F23J2219/80 , Y02C10/04 , Y02C10/06
摘要： PROBLEM TO BE SOLVED: To provide a CO 2 or H 2 S removal system and a CO 2 or H 2 S removal method with further increased absorption efficiency of CO 2 or H 2 S by using a plurality of different absorbing liquids. SOLUTION: The CO 2 removal system 10A comprises: a low temperature CO 2 removal device 11-1 comprising a low temperature absorbing tower 1006-1 removing CO 2 , H 2 S by bringing exhaust gas 1002 containing CO 2 , H 2 S into contact with a low temperature absorbing liquid 1005-1, a low temperature regeneration tower 1008-1 regenerating a low temperature rich solution 1007-1, a low temperature rich solution feed line 12-1 feeding the low temperature rich solution 1007-1 to the low temperature regeneration tower 1008-1, and a low temperature lean solution feed line 13-1 feeding the low temperature lean solution 1009-1 to the low temperature absorbing tower 1006-1 from the low temperature regeneration tower 1008-1; and a high temperature CO 2 removal device 11-2 provided in the exhaust gas 1002 discharge side and having the same configuration as that of the low temperature CO 2 removal device 11-1. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种CO 2 或H 2 S去除系统和CO 2 或H 2 通过使用多种不同的吸收液体，进一步提高CO 2 或H 2S / S的吸收效率的S去除方法。解决方案：CO 2 去除系统10A包括：包含低温吸收塔1006-1的低温CO 2 去除装置11-1，其除去CO 2 ，H 2 S，通过使含有CO 2 的H 2 S的废气1002与低温吸收液体1005-1，再生低温富溶液1007-1的低温再生塔1008-1，将低温富溶液1007-1供给低温再生塔1008-的低温富含溶液进料管线12-1， 1和从低温再生塔1008-1向低温吸收塔1006-1供给低温贫溶液1009-1的低温贫溶液供给管线13-1; 和设置在废气1002排出侧并具有与低温CO 2 去除装置11-相同的构造的高温CO 2 去除装置11-2， 1。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2008307519A Absorbing solution, and co2 or h2s removal apparatus and method employing the absorbing solution 有权
标题翻译：吸收溶液和CO2或H2S去除装置和使用吸收溶液的方法
公开(公告)号：JP2008307519A
公开(公告)日：2008-12-25
申请号：JP2007160657
申请日：2007-06-18
申请人： Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , 関西電力株式会社
发明人： INOUE YUKIHIKO , TAURA MASAZUMI , YOSHIYAMA TAKASHI , OISHI GOJI , IIJIMA MASAKI , MIMURA TOMIO , YAGI YASUYUKI
IPC分类号： B01D53/62 , B01D53/14 , B01D53/34 , B01D53/52 , B01D53/77
CPC分类号： B01D53/1493 , B01D53/1462 , B01D53/18 , B01D2257/304 , B01D2257/504 , Y02C10/04 , Y02C10/06 , Y02P20/152
摘要： PROBLEM TO BE SOLVED: To provide an absorbing solution with increased removal efficiency by remarkably increasing a removal rate of CO 2 or H 2 S in combustion exhaust gas, and a CO 2 or H 2 S removal apparatus and method employing the absorbing solution. SOLUTION: The absorbing liquid absorbs CO 2 or H 2 S in exhaust gas discharged from power generation equipment, like a thermal power plant, and contains three or more kinds of amine compounds selected from among straight chain or cyclic amine compounds having primary amino groups and straight chain or cyclic amine compounds having secondary amino group. The synergistic effect of mixing of these substances increases the absorption rate of CO 2 or H 2 S. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：通过显着提高燃烧废气中CO 2 或H 2 S的去除率，提供具有提高去除效率的吸收溶液，以及使用吸收溶液的CO 2 或H 2 S去除装置和方法。解决方案：吸收液体吸收发电设备排放的废气中的CO 2 或H 2 S，如火力发电厂，并且包含三种或更多种的选自具有伯氨基的直链或环状胺化合物和具有仲氨基的直链或环状胺化合物的胺化合物。这些物质的混合的协同效应增加了CO 2 或H 2 S的吸收速率。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2013226487A Co2 recovery device and co2 recovery method 审中-公开
标题翻译：二氧化碳回收装置和二氧化碳回收方法
公开(公告)号：JP2013226487A
公开(公告)日：2013-11-07
申请号：JP2012099045
申请日：2012-04-24
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , Kansai Electric Power Co Inc:The , 関西電力株式会社
发明人： TANAKA YUJI , NAGAYASU HIROTSUGU , HIRATA TAKUYA , OISHI GOJI , KAMIJO TAKASHI
IPC分类号： B01D53/62 , B01D53/14 , B01D53/34 , C01B32/50
CPC分类号： B01D53/1425 , B01D53/1475 , B01D2257/504 , B01D2259/65 , Y02C10/04 , Y02C10/06
摘要： PROBLEM TO BE SOLVED: To provide a COrecovery device which is further improved in energy efficiency while achieving stable energy saving, and to provide a method.SOLUTION: A COrecovery device for recovering and removing COin a CO-containing exhaust gas 11 containing COby using a COabsorption liquid 12 in a COabsorption tower 13 comprises: a first heat exchanger 23A being a preheating means which branches some of a rich solution 12A absorbed with COat the absorption tower at a branch X, and preheats a part of the branched rich solution 12Ato a temperature not higher than a temperature of a lean solution; and a rich/lean solution heat exchanger 52 which mergers a part of a rich solution 12Apreheated by the preheating means and a rich solution 12Aat a merging part Y, and heat-exchanges the merged rich solution 12Aand the lean solution 12B which has discharged CO.
摘要翻译：要解决的问题：提供一种在实现稳定节能的同时进一步提高能量效率的COrecovery装置，并提供一种方法。解决方案：一种用于回收和去除包含COby的含CO废气11的COrecovery装置，其使用 CO吸收塔13中的吸收液12包括：第一热交换器23A，其是在分支X处分散吸收塔的一部分富集溶液12A的预热装置，并将部分分支富溶液12A预热到一定温度不高于贫溶液的温度; 以及富含/贫溶液热交换器52，其将通过预热装置再加热的部分富溶液12A和合流部分Y的富溶液12A进行合并，并且对合并的富溶液12A和排出的CO的稀溶液12B进行热交换。

6. 发明专利

JP2012236166A Co2 recovery device, and co2 recovery method 审中-公开
标题翻译：二氧化碳回收装置和二氧化碳回收方法
公开(公告)号：JP2012236166A
公开(公告)日：2012-12-06
申请号：JP2011107695
申请日：2011-05-12
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , Kansai Electric Power Co Inc:The , 関西電力株式会社
发明人： TANAKA YUJI , NAGAYASU HIROTSUGU , HIRATA TAKUYA , TSUJIUCHI TATSUYA , OISHI GOJI , KAMIJO TAKASHI , TATSUMI MASAHIKO , YAGI YASUYUKI , KAIHARA KAZUHIKO
IPC分类号： B01D53/62 , B01D53/14 , B01D53/58 , C01B32/50 , C02F1/20
CPC分类号： C01B31/20 , B01D53/1418 , B01D53/1475 , B01D2258/0283 , C01B32/50 , Y02C10/04 , Y02C10/06 , Y02P20/152
摘要： PROBLEM TO BE SOLVED: To provide a COrecovery device and COrecovery method, with which concentration of basic amine compounds discharged while remaining in decarbonation exhaust gas can be more reduced.SOLUTION: The COrecovery device includes a COabsorption unit 13A where COin CO-containing exhaust gas 11A is absorbed by COabsorption fluid 12, a water washing unit 13B where CO-removed exhaust gas 11B is cooled and further the COabsorption fluid 12 entrained in the gas 11B is recovered, a circulation line Lfor directly circulating washing water 20 from a top of the water washing unit 13B, an extraction line Lfor extracting a part of the washing water 20 including the COabsorption fluid 12 as extraction fluid 21, a first gas-fluid separation unit 22A for separating gas components 24 from the extraction fluid 21, a concentrating unit 22B which concentrates the COabsorption fluid 12 in the extraction fluid 21 and separates the gas components 24, a concentrated fluid returning line Lwhich returns concentrated fluid 23 obtained by concentrating the COabsorption fluid 12 to a COabsorption unit 13A side below the water washing unit 13B, and a gas inlet line Lfor introducing separated gas components 24 into an absorption tower 13.
摘要翻译：要解决的问题：提供CO 2 恢复装置和CO 2 恢复方法，其基本浓度在脱碳废气中排出的胺化合物可以进一步降低。解决方案：CO 2 恢复装置包括CO 2 吸收单元13A，其中CO 2 吸收流体12被吸收液体12吸收，> 2 单元13B，其中CO 2 - 移动废气11B被冷却，并且进一步夹带在气体11B中的CO 2 吸收流体12 回收，用于从洗涤单元13B的顶部直接循环洗涤水20的循环管线L 1 ，提取管线L 2 < SB>，用于提取包括作为萃取流体21的CO 2 吸收流体12的洗涤水20的一部分，用于将气体成分24从萃取液21，浓缩单元22B，其将CO 吸收流体12集中在萃取流体21中并分离气体组分24，浓缩物流体返回管线L 3 ，其返回通过将CO 2 吸收流体12浓缩到CO SB SB =“POST”> 2 吸收单元13A侧，以及用于将分离的气体成分24引入吸收塔的气体入口管线L 4 13.版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2010240617A Heat recovery apparatus, and heat recovery method 有权
标题翻译：热回收装置和热回收方法
公开(公告)号：JP2010240617A
公开(公告)日：2010-10-28
申请号：JP2009095034
申请日：2009-04-09
申请人： Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , 関西電力株式会社
发明人： OISHI GOJI , TANAKA YUJI , ENDO TAKAHIKO , TATSUMI MASAHIKO , YAGI YASUYUKI
IPC分类号： B01D53/62 , F22D1/16
CPC分类号： F23R3/14 , F22D1/003 , Y02C10/06
摘要： PROBLEM TO BE SOLVED: To provide a heat recovery apparatus constituted so as to effectively recover the heat of CO 2 gas to raise the output of the turbine in a thermoelectric power plant, and a heat recovery method. SOLUTION: CO 2 in the combustion exhaust gas discharged from the thermoelectric power plant 112 is absorbed by an absorbing solution in an absorption device to be removed, the CO 2 in the absorbing solution is subsequently regenerated from the absorbing solution in regeneration columns 104-107 and the CO 2 gases of the outlets of the regeneration columns are supplied to a gas cooling column 100 while the reflux water from the gas cooling column is sent to the low pressure water supply heaters 114 and 116 of the thermoelectric power plant to heat boiler supply water. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种热回收装置，其构造成有效地回收CO气体的热量，以提高热电厂中的涡轮机的输出，并且热回收方法。从热电厂112排出的燃烧废气中的CO 2 吸收待除去的吸收装置中的吸收溶液，CO 2 在吸收溶液中随后从再生塔104-107中的吸收溶液再生，再生塔出口的CO气体被供给到气体冷却塔100，同时来自气体冷却塔被送到热电厂的低压供水加热器114和116，以加热锅炉供水。版权所有（C）2011，JPO＆INPIT

8. 发明专利

JP2008238114A Co2 recovery apparatus and recovery method of co2 absorption solution 有权
标题翻译：二氧化碳回收装置和二氧化碳吸收解决方案的回收方法
公开(公告)号：JP2008238114A
公开(公告)日：2008-10-09
申请号：JP2007085465
申请日：2007-03-28
申请人： Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , 関西電力株式会社
发明人： TANAKA YUJI , TAKASHINA TORU , HIRATA TAKUYA , IIJIMA MASAKI , YOSHIYAMA TAKASHI , OISHI GOJI , YONEKAWA TAKAHITO , MIMURA TOMIO , YAGI YASUYUKI
IPC分类号： B01D53/62 , B01D53/18 , C01B32/50
CPC分类号： Y02A50/2342 , Y02C10/04 , Y02P20/152
摘要： PROBLEM TO BE SOLVED: To provide a CO 2 recovery apparatus for reducing the discharge amount of a CO 2 absorption solution accompanying a CO 2 removal exhaust gas, reducing CO 2 absorption solution components supplied to a lean solution and improving the recovery efficiency of the CO 2 absorption solution further, and a recovery method of CO 2 absorption solution. SOLUTION: The CO 2 recovery apparatus 10A relating to this embodiment has an absorption tower 1006 for removing CO 2 from a CO 2 -containing gas 1002A and a regeneration tower 1007 for regenerating a rich solution 1008 and reuses the lean solution 1009 from which CO 2 is removed in the regeneration tower 1007 in the absorption tower 1006. A demister 1015 for water flush disposed to the absorption tower 1006 is a demister composed of an at least two-layer structure of high pressure loss, and the catching efficiency of CO 2 absorption solution mist and washing water mist accompanying the CO 2 removal exhaust gas 1002B is improved. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于降低伴随CO 2 2 吸收溶液的排放量的CO 2 回收装置去除废气，进一步降低供应到贫溶液中的CO 2 吸收溶液成分并提高CO 2 SB吸收溶液的回收效率， SB> 2 吸收溶液。解决方案：与本实施例有关的CO 2 回收装置10A具有用于从CO SB SB2中除去CO 2 的吸收塔1006，含有气体1002A和用于再生富溶液1008的再生塔1007，并再利用在吸收塔1006中的再生塔1007中除去CO SB SB2的稀溶液1009。设置在吸收塔1006上的是由高压损失的至少两层结构构成的除雾器，CO 2 SB吸收溶液雾的捕获效率和伴随CO 除去废气1002B的排气量得到改善。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2007284273A Co2 recovery apparatus and co2 recovery method 有权
标题翻译：二氧化碳回收装置和二氧化碳回收方法
公开(公告)号：JP2007284273A
公开(公告)日：2007-11-01
申请号：JP2006111303
申请日：2006-04-13
申请人： Kansai Electric Power Co Inc:The , Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , 関西電力株式会社
发明人： HIRATA TAKUYA , TANAKA YUJI , TAKASHINA TORU , IIJIMA MASAKI , OISHI GOJI , MIMURA TOMIO , YAGI YASUYUKI
IPC分类号： C01B32/50 , B01D53/14 , B01D53/34 , B01D53/62
CPC分类号： Y02A50/2342 , Y02C10/04 , Y02C10/06 , Y02P20/124 , Y02P20/152 , Y02P20/57
摘要： PROBLEM TO BE SOLVED: To provide a CO 2 recovery apparatus and a CO 2 recovery method with further improved energy efficiency. SOLUTION: This CO 2 recovery apparatus comprises an absorption column for removing CO 2 and a regeneration column for regenerating a rich solution absorbed CO 2 and heat exchanging with saturated steam, where a lean solution removed of CO 2 at the regeneration column is reutilized in the absorption column. The regeneration column is equipped with an exhaust gas heat exchanger for heat exchanging a semi-lean solution in a first reflux line with a high temperature exhaust gas in a flue of industrial facilities such as a boiler interposed by the first reflux line extracting the semi-lean solution partly removed of CO 2 in the regeneration column from the upstream side and returning it to the downstream side of the regeneration column, and a lean solution heat exchanger for heat exchanging the semi-lean solution in a second reflux line with remaining heat of the lean solution aided by the second reflux line extracting the semi-lean solution partly removed of CO 2 in the regeneration column from the upstream side and returning it to the downstream side of the regeneration column. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：待解决的问题：提供具有进一步提高的能量效率的CO 2 回收装置和CO 2 回收方法。解决方案：该CO 2 回收装置包括用于除去CO 2 的吸收塔和用于再生吸收的CO 2 2 的贫溶液在吸收塔中再利用。再生塔配备有排气热交换器，用于将工业设备例如锅炉的烟道中的高温废气与第一回流管线中的半贫溶液进行热交换，所述工业设备的烟道插入第一回流管线，贫液从上游侧部分除去再生塔中的CO 2 ，并将其返回到再生塔的下游侧，以及贫溶液热交换器，用于将半贫溶液所述第二回流管由所述第二回流管辅助的所述贫溶液的剩余热量从所述上游侧提取在所述再生塔中部分除去CO 2 SBB的半贫溶液并将其返回到再生柱。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2013059727A Co2 recovery device and co2 recovery method 有权
标题翻译：二氧化碳回收装置和二氧化碳回收方法
公开(公告)号：JP2013059727A
公开(公告)日：2013-04-04
申请号：JP2011199883
申请日：2011-09-13
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社 , Kansai Electric Power Co Inc:The , 関西電力株式会社
发明人： TSUJIUCHI TATSUYA , TANAKA YUJI , NAGAYASU HIROTSUGU , HIRATA TAKUYA , OISHI GOJI , KAMIJO TAKASHI , TATSUMI MASAHIKO , YAGI YASUYUKI , KAIHARA KAZUHIKO
IPC分类号： B01D53/62 , B01D53/14 , B01D53/34 , C01B32/50
CPC分类号： B01D53/1418 , B01D53/1425 , B01D53/1475 , B01D53/62 , B01D2252/204 , B01D2252/20478 , B01D2258/0283 , Y02A50/2342 , Y02C10/04 , Y02C10/06
摘要： PROBLEM TO BE SOLVED: To provide a COrecovery device and a COrecovery method which can further reduce the concentration of amine compounds remained in a decarbonated exhaust gas and discharged.SOLUTION: The COrecovery device is provided with: a COabsorption unit 13A that absorbs COin CO-containing exhaust gas 11A by means of a CO-absorbing liquid 12; a water cleaning unit 13B that is provided to the top of the COabsorption unit 13A, cools the CO-eliminated exhaust gas, and recovers the associated CO-absorbing liquid 12; a cleaning liquid circulation line Lthat directly circulates a cleaning liquid 20 containing the CO-absorbing liquid 12 recovered at the water cleaning unit 13B, from the apex of the water cleaning unit 13B; an extraction line Lthat extracts a portion of the cleaning liquid 20 containing the CO-absorbing liquid 12 as an extraction liquid 21 from the cleaning liquid circulation line L; a concentration unit 22 that concentrates the CO-absorbing liquid while separating the gaseous component (water vapor) 24 from the extraction liquid 21; and a concentrated liquid feed line Lthat feeds the concentrated liquid 23 resulting from concentrating at the concentration unit 22 to an absorbing liquid regeneration tower 14 side.
摘要翻译：要解决的问题：提供一种CO 2 恢复装置和CO 2 恢复方法，其可以进一步减少胺化合物的浓度保持在脱碳废气中并排出。
解决方案：CO 2 恢复装置具有：吸收CO 2 的CO 2 的废气气体11A中的“=”POST“> 2 液体12; 设置在CO 2 吸收单元13A的顶部的水清洁单元13B冷却CO 2 气体，并回收相关的CO 2 吸收液体12; 直接循环包含在水中回收的CO 2 吸收液12的清洗液20的清洗液循环管线L 1 清洁单元13B，从水清洁单元13B的顶点; 萃取管线L 2 ，提取含有作为萃取液的CO SB SB = 2 / SB吸收液体12的清洗液20的一部分 21从清洗液循环管路L 1 ; 浓缩单元22，其将CO气体成分（水蒸气）24与提取液21分离，同时浓缩CO 2 吸收液; 以及将浓缩单元22浓缩而产生的浓缩液23供给到吸收液再生塔14侧的浓缩液体供给管线L

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