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1. 发明专利

JP2011125814A Exhaust gas treatment method 审中-公开
标题翻译：排气处理方法
公开(公告)号：JP2011125814A
公开(公告)日：2011-06-30
申请号：JP2009288237
申请日：2009-12-18
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： SASAKI GOKI , ODA NAOKI
IPC分类号： B01D53/50 , B01D53/56 , B01D53/81 , B03C3/01 , B03C3/013 , F23J15/00
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas treatment method for high-S oil burning boiler without using ammonia.
SOLUTION: The exhaust gas treatment method includes: denitrating oil combustion exhaust gas discharged from an oil burning boiler 2; introducing the denitrated exhaust gas into an air preheater 4 for heat recovery; introducing the exhaust gas from which the heat is recovered into an electric dust collector 5 and collecting dust contained in the exhaust gas; and desulfurizing the exhaust gas from which the dust is captured. SO
3 removing agent composed of an alkaline material is added to the exhaust gas from which heat is recovered from the upstream side of the electric dust collector 5.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种不使用氨的高S燃油锅炉的废气处理方法。解决方案：废气处理方法包括：将从燃油锅炉2排出的燃油废气脱气; 将脱硝废气引入空气预热器4进行热回收; 将回收热量的废气引入电除尘器5并收集废气中所含的灰尘; 并对从其中捕获灰尘的废气进行脱硫。向从电除尘器5的上游侧回收热量的废气中添加由碱性物质组成的SO 3 SB 3除去剂。（C）2011，JPO＆INPIT

2. 发明专利

JP2011110480A Exhaust gas treatment apparatus of oxygen combustion system 有权
标题翻译：氧气燃烧系统的排气处理装置
公开(公告)号：JP2011110480A
公开(公告)日：2011-06-09
申请号：JP2009267914
申请日：2009-11-25
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： MITSUI YOSHIAKI , YOSHIZAKO HIDEHISA , IMADA NORIYUKI , ODA NAOKI
IPC分类号： B01D53/50 , B01D53/56 , B01D53/62 , B01D53/77 , B01D53/81 , F23J15/00
CPC分类号： F23L7/007 , B01D53/343 , B01D53/346 , B01D53/504 , B01D53/508 , B01D53/56 , B01D53/62 , B01D53/75 , B01D2251/304 , B01D2251/306 , B01D2251/404 , B01D2251/606 , B01D2257/302 , B01D2257/404 , B01D2257/504 , F23C9/003 , F23J15/006 , F23J15/06 , F23J15/08 , F23J2215/20 , F23J2215/50 , F23J2217/10 , F23J2217/50 , F23J2219/20 , F23J2219/70 , Y02E20/326 , Y02E20/344 , Y02E20/346 , Y02E20/348 , Y02E20/363
摘要： PROBLEM TO BE SOLVED: To prevent the piping of an exhaust gas circulation section from being corroded and to prevent the fluidity and combustibility of pulverized coal inside piping of a mill from being lowered. SOLUTION: In the exhaust gas treatment apparatus equipped with an exhaust gas treatment section consisting of a coal-fueled oxygen combustion boiler 1, a denitrification apparatus 3, an air preheater 4, a dust collector 5, a desulfurization apparatus 6, and a carbon dioxide recovery apparatus 8 arranged in the given order from the upstream side of an exhaust gas duct 1 of the oxygen combustion boiler 1 to its downstream side and an exhaust gas circulation section that branches from an exhaust gas duct of the exit of the dust collector 5 or from the exit of the denitrification apparatus 6, preheats the exhaust gas by means of the air preheater 4, and returns the preheated exhaust gas to the oxygen combustion boiler 1, a heat recovery heat exchanger 13 that brings the gas temperature at the dust collector 5 entry to a temperature not more than the acid dew point of SO 3 and not less than the dew point of water is provided between the air preheater 4 and the dust collector 5, and a reheating heat exchanger 14 that brings the gas temperature to the acid dew point of SO 3 or higher is provided in the vicinity of the branched part of the exhaust gas circulation. The bringing of the gas temperature at the exit of the dust collector 5 to the acid dew point of SO 3 or lower condenses SO 3 to enable the condensed SO 3 to be removed at the dust collector 5. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了防止废气循环段的管道被腐蚀，并且防止磨机管道内的粉煤的流动性和可燃性降低。解决方案：在配备有由燃煤氧化锅炉1，脱氮装置3，空气预热器4，集尘器5，脱硫装置6构成的废气处理部的废气处理装置中，从氧气燃烧锅炉1的排气管道1的上游侧向其下游侧以给定的顺序配置的二氧化碳回收装置8，以及从灰尘出口的排气管道分支的排气循环部集尘器5或脱氮装置6的出口，通过空气预热器4对排气进行预热，并将预热的废气返回到氧燃烧锅炉1，使热回收热交换器13将气体温度设定在集尘器5在空气预热器4和集尘器5之间设置为不低于SO 3 的酸露点且不低于露点的温度，在废气循环的分支部附近设置有使气体温度达到SO 3 SB 3以上的酸露点的再热换热器14。使集尘器5的出口处的气体温度达到SO 3 SB 3的酸露点或更低的浓度使SO 3 冷凝，使得SO 3 SB 在除尘器5上被清除。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2011031209A Wet type flue gas desulfurization apparatus 有权
标题翻译：湿式烟气脱硫装置
公开(公告)号：JP2011031209A
公开(公告)日：2011-02-17
申请号：JP2009181935
申请日：2009-08-04
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： OMINE SHIGETO , ISHIZAKA HIROSHI , KATAGAWA ATSUSHI , ODA NAOKI
IPC分类号： B01D53/50 , B01D53/18 , B01D53/77
摘要： PROBLEM TO BE SOLVED: To provide a wet type flue gas desulfurization apparatus with a structure that can hold an absorption liquid on a spray header plane capable of achieving a cost reduction by compacting the apparatus and reducing the ratio of liquid-gas while obtaining high efficiency-desulfurization performance. SOLUTION: The structure that holds the absorption liquid is configured such that an exhaust gas discharged from a combustion apparatus is introduced into an absorption tower, spray headers 12 having a number of spray nozzles 13 are disposed at a plurality of stages in a cross-section in the direction perpendicular to the flow of the exhaust gas in the exhaust gas flow direction, the headers 12 are disposed at a plurality of the stages in the direction perpendicular to the flow of the exhaust gas when sulfur oxide in the exhaust gas is removed by spraying the absorption liquid from each nozzle 12 to gas-liquid contact the absorption liquid and exhaust gas, and the portion of the header 12 with a structure that holds the absorption liquid on the same plane as in the header 12 of at least one stage (preferably other than the lowest flow stage) is composed of a porous board 16 that integrates the header 12 and a support 15 that is provided around the header 12 strung in the form of lattice or the header 12 and the header 12. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种湿式烟道气脱硫装置，其具有能够将吸收液体保持在喷雾头面上的结构，能够通过压实设备并降低液体气体的比例来实现成本降低，同时获得高效脱硫性能。解决方案：保持吸收液体的结构被构造成使得从燃烧装置排出的废气被引入到吸收塔中，具有多个喷嘴13的喷射头12被设置在多个阶段在废气流动方向上与废气流动垂直的方向上的横截面，当废气中的硫氧化物时，集管12沿垂直于废气流动的方向设置在多个级通过喷射来自每个喷嘴12的吸收液体将气体 - 液体与吸收液体和废气接触，并且集管12的部分具有将吸收液体保持在至少与集管12相同的平面上的结构一级（优选地不是最低流量级）由多孔板16组成，多孔板16将集管12和支架15集成，该支架15设置成以格子形式冰或标题12和标题12.版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2004195319A Method and apparatus for purifying ammonia-containing wastewater 有权
公开(公告)号：JP2004195319A
公开(公告)日：2004-07-15
申请号：JP2002364843
申请日：2002-12-17
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： ODA NAOKI , NAKAMOTO TAKANORI , SATO KAZUNORI , YUASA HIROSHI , YOSHIKAWA HIROBUMI
IPC分类号： B01D19/00 , C02F1/20
摘要： PROBLEM TO BE SOLVED: To provide a purifying apparatus capable of easily purifying ammonia-containing wastewater.
SOLUTION: In this purifying method (1) for ammonia-containing wastewater, ammonia-containing wastewater is sprinkled into a dissipation column having a packed layer to dissipate and remove ammonia in wastewater and, when the ammonia-containing wastewater is supplied into the dissipation column from above, it is supplied by dripping so as not to collide with the packed layer. The purifying apparatus (2) for ammonia-containing wastewater has the dissipation column, which is equipped with a liquid dispersing device for sprinkling the ammonia-containing wastewater, to which an alkali component is added, from a dispersing part, a means for supplying steam and air for dissipating and feeding ammonia in the wastewater by the gas-liquid contact with the sprinkled liquid from the liquid dispersing device and the packed layer packed with a filler for performing gas-liquid contact, and a catalytic reactor for decomposing and removing ammonia fed from the dissipation column. The dispersing port of the liquid dispersing device is brought into contact with the packed layer or embedded in the packed layer to dissipate ammonia-containing wastewater.
COPYRIGHT: (C)2004,JPO&NCIPI

5. 发明专利

JP2012143699A Exhaust gas treating system 审中-公开
标题翻译：排气处理系统
公开(公告)号：JP2012143699A
公开(公告)日：2012-08-02
申请号：JP2011003360
申请日：2011-01-11
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： IMADA NORIYUKI , ODA NAOKI
IPC分类号： B01D53/50 , B01D53/18 , B01D53/62 , B01D53/77 , C01B32/50 , F23J15/00 , F25J1/00
CPC分类号： Y02C10/04 , Y02E20/326 , Y02E20/344
摘要： PROBLEM TO BE SOLVED: To suppress decrease in desulfurization performance and mercury removal performance of a desulfurization apparatus with a simple constitution while suppressing an equipment cost.SOLUTION: An exhaust gas treating system is equipped with a boiler 1 which burns fuel with combustion gas obtained by mixing oxygen-rich gas and circulation exhaust gas, a dust collector 5 which is disposed at a first flue 13 where the exhaust gas exhausted from the boiler 1 flows, a wet desulfurization apparatus 7 in which the exhaust gas flowing in the flue at a downstream side of the dust collector 5 is guided and is subjected to desulfurization treatment, an exhaust gas recirculation duct 17 which guides a part of the exhaust gas extracted from the flue by branching the flue at a downstream side of the dust collector 5 to the boiler 1, and a COseparation means 9 which separates COby compressing the exhaust gas flowing in the flue at a downstream side of the desulfurization apparatus 7. Water separated at the process for compressing the exhaust gas by the COseparation means 9 is supplied to absorption liquid which is used by being circulated in the desulfurization apparatus 7.
摘要翻译：要解决的问题：为了在抑制设备成本的同时以简单的结构抑制脱硫装置的脱硫性能和除汞性能的降低。解决方案：废气处理系统配备有通过将富氧气体和循环废气混合而获得的燃烧气体燃烧燃料的锅炉1，设置在第一烟道13处的集尘器5，从锅炉1排出的湿式脱硫装置7，其中在集尘器5的下游侧的烟道中流动的排气被引导并进行脱硫处理的湿式脱硫装置7，引导一部分的排气再循环管道17 通过将集尘器5的下游侧的烟道分流到锅炉1，从烟道中排出的废气和分离CO 2 < =“POST”> 2 ，通过压缩在脱硫装置7的下游侧的烟道中流动的废气。在通过CO 分离装置9被提供给吸收液体用于在脱硫装置7中循环使用。版权所有（C）2012年，JPO＆INPIT

6. 发明专利

JP2012050931A Flue gas treatment apparatus and flue gas treatment method 有权
标题翻译：燃气处理设备和燃气处理方法
公开(公告)号：JP2012050931A
公开(公告)日：2012-03-15
申请号：JP2010195615
申请日：2010-09-01
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： SHIMODAIRA WAKAKO , MITSUI YOSHIAKI , IMADA NORIYUKI , ODA NAOKI
IPC分类号： B01D53/50 , B01D53/14 , B01D53/62 , B01D53/77 , C01B32/50
CPC分类号： Y02C10/06 , Y02P20/152
摘要： PROBLEM TO BE SOLVED: To provide a flue gas treatment apparatus increasing desulfurizing efficiency in an exhaust gas in a flue gas treatment apparatus provided with a COrecovery device.SOLUTION: The flue gas treatment apparatus includes: an absorption tower having an absorbing part introducing the exhaust gas from combustion equipment in which a boiler is included and bringing it into gas-liquid contact with an adsorbent which contains limestone or limestone-containing slurry, a storage part storing the adsorbent which absorbs a sulfur oxide in the exhaust gas in the absorbing part, and a circulating part circulating the adsorbent in the storage part to the absorbing part; a carbon dioxide recovery part recovering carbon dioxide in the exhaust gas from which the sulfur oxide is removed in the absorption tower; and a carbon dioxide supply part supplying carbon dioxide into the adsorbent in the absorption tower. By supplying carbon dioxide into the adsorbent, pH of the adsorbent is reduced to increase oxidation efficiency of calcium sulfite, thereby increasing the desulfurizing efficiency. Effective use of carbon dioxide is promoted by supplying the recovered carbon dioxide into the adsorbent.
摘要翻译：要解决的问题：提供一种提供具有CO 2 恢复装置的烟道气处理装置中的废气中的脱硫效率的烟道气处理装置。解决方案：烟道气处理装置包括：吸收塔，其具有从包括锅炉的燃烧设备引入废气并将其与含有石灰石或含石灰石的吸附剂气液接触的吸收部分浆料，储存在吸收部分中吸收废气中的硫氧化物的吸附剂的储存部分和将储存部分中的吸附剂循环到吸收部分的循环部分; 回收二氧化碳的二氧化碳回收部，其中所述废气中的氧化硫在所述吸收塔中被除去; 以及向吸收塔中的吸附剂供给二氧化碳的二氧化碳供给部。通过向吸附剂中提供二氧化碳，减少吸附剂的pH以提高亚硫酸钙的氧化效率，从而提高脱硫效率。通过将回收的二氧化碳供应到吸附剂来促进二氧化碳的有效利用。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2012045465A Apparatus for treating exhaust 审中-公开
标题翻译：用于治疗排气的设备
公开(公告)号：JP2012045465A
公开(公告)日：2012-03-08
申请号：JP2010188330
申请日：2010-08-25
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： MORIMOTO NOBUO , ODA NAOKI , NAKAMOTO TAKANORI , NOSAKA HIROYUKI , KOBAYASHI KAZUKI
IPC分类号： B01D53/64 , B01D53/50 , B01D53/77 , B01D53/86
CPC分类号： B01D53/64 , B01D53/501 , B01D53/75 , B01D53/8625 , B01D2251/10 , B01D2251/20 , B01D2251/2062 , B01D2251/304 , B01D2251/404 , B01D2257/302 , B01D2257/404 , B01D2257/602 , B01D2258/0283 , F23J15/006 , F23J2215/60
摘要： PROBLEM TO BE SOLVED: To prevent mercury from sticking to soot caught by a dust collector.SOLUTION: There is disclosed an apparatus for treating exhaust, which apparatus includes a catalytic device for oxidizing mercury present in mercury-containing exhaust introduced thereinto resulting from combusting solid fuel comprising carbon, into divalent mercury; an injection device for injecting sulfur trioxide into a flue for the exhaust discharged from the catalytic device for oxidizing mercury to flow therethrough, and a dust collector for collecting soot present in the exhaust having flowed through the injection device, whereby the injected sulfur trioxide is allowed to stick to the soot to prevent the mercury from sticking thereto.
摘要翻译：要解决的问题：防止汞粘附到由集尘器捕获的煤烟上。解决方案：公开了一种用于处理排气的装置，该装置包括用于将由燃烧包含碳的固体燃料引起的含汞废气中存在的汞氧化成二价汞的催化装置; 用于将三氧化硫注入到用于从用于氧化汞流过的催化装置排出的废气的烟道中的注射装置，以及用于收集流过注射装置的废气中存在的烟灰的集尘器，由此允许注入的三氧化硫粘附在烟灰上以防止汞粘附在其上。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2011224472A Exhaust gas treatment system provided with carbon dioxide chemical absorption facility 有权
标题翻译：二氧化碳吸收设备提供的排气处理系统
公开(公告)号：JP2011224472A
公开(公告)日：2011-11-10
申请号：JP2010096844
申请日：2010-04-20
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： KONISHI TOMOYUKI , NAKAMOTO TAKANORI , ODA NAOKI , MORIMOTO NOBUO
IPC分类号： B01D53/62 , B01D53/14 , F23J15/00
CPC分类号： B01D53/62 , B01D53/1425 , B01D53/1475 , B01D2252/204 , B01D2258/0283 , B01D2259/65 , F23J15/006 , F23J15/02 , F23J15/06 , F23J2215/10 , F23J2215/30 , F23J2215/50 , F23J2219/40 , Y02A50/2342 , Y02C10/04 , Y02C10/06 , Y02E20/326 , Y02E20/363
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas treatment system in a COchemical absorption facility requiring enormous amount of heat energy, efficiently using heat recovered from the exhaust gas in the COchemical absorption facility without any restriction, and reducing the running cost of the COchemical absorption facility.SOLUTION: The exhaust gas treatment system includes: a heat recovery unit that recovers exhaust heat from the exhaust gas discharged from a boiler; and the COchemical absorption facility that absorbs COin the exhaust gas by bringing the exhaust gas into contact with an amine absorption liquid in a carbon dioxide (CO) absorption tower, heats the absorption liquid that has absorbed the CO, releases COwithin a COregeneration tower, and after raising the temperature of the post-CO-release absorption liquid via a re-boiler, circulates the absorption liquid to the COabsorption tower. The exhaust gas treatment system includes the COchemical absorption facility that has a heat exchange means for giving the heat recovered by the heat recovery unit to the absorption liquid sent to the re-boiler from the COregeneration tower of the COchemical absorption facility.
摘要翻译：要解决的问题：为了在CO 2 化学吸收设备中提供需要大量热能的废气处理系统，有效地利用废气中回收的热量化学吸收设备的CO 2 化学吸收设备，并降低CO 2 化学吸收设备的运行成本。解决方案：废气处理系统包括：热回收单元，其从从锅炉排出的废气中回收排气热; 和通过使废气与胺吸收接触而吸收排气中的CO 2 的CO 2 化学吸收设备在二氧化碳（CO 2 ）吸收塔中的液体加热吸收了CO 2 的吸收液体， SB SB =“POST”> 2 再生塔中的SB POS =“POST”> 2 ，并且在升高后CO 2 - 通过再沸器释放吸收液体，将吸收液体循环到CO 2 吸收塔。废气处理系统包括具有热交换装置的CO 2 化学吸收设备，该热交换装置用于将由热回收单元回收的热量送至送回再沸器的吸收液体从CO 2 化学吸收设备的CO 2 再生塔。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2004237258A Wet type flue gas desulfurization equipment 审中-公开
公开(公告)号：JP2004237258A
公开(公告)日：2004-08-26
申请号：JP2003031922
申请日：2003-02-10
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： IWATSUKI MOTOOMI , ISHIZAKA HIROSHI , YOSHIKAWA HIROBUMI , ODA NAOKI
IPC分类号： B01D53/50 , B01D53/18 , B01D53/77
摘要： PROBLEM TO BE SOLVED: To provide wet type flue gas desulfurization equipment provided with an absorption column which attains a high desulfurization rate while decreasing the pressure loss of an exhaust gas stream and which can be miniaturized. SOLUTION: This wet type flue gas desulfurization equipment is provided with a circulation tank 6 for storing an absorbing liquid 5 and the absorption column 1 which is arranged above the tank 6, into which the exhaust gas discharged from a combustion unit such as a boiler is introduced and in which the introduced exhaust gas is brought into gas-liquid contact with the liquid 5 that is withdrawn from the tank 6 and jetted from spray nozzles 13 of spray headers 12 arranged at multiple stages in the flow direction of the exhaust gas. Two-way spray nozzles containing an upward facing spray nozzle and a downward facing spray nozzle are used as the nozzles 13. At or near the lowermost stage, the ratio of the amount of the liquid 5 to be jetted from the upward facing nozzle to that of the liquid 5 to be jetted from the downward facing nozzle ( the amount of upwardly jetted liquid/ the amount of downward jetted liquid ) is made to be 0.1-0.9 and at each of other stages, the ratio of the amount of the liquid 5 to be jetted from the upward facing nozzle to that of the liquid 5 to be jetted from the downward facing nozzle is made equal or almost equal. COPYRIGHT: (C)2004,JPO&NCIPI

10. 发明专利

JP2011230047A Exhaust gas desulfurizer and oxygen combustion apparatus and method having the same 有权
标题翻译：排气除氧器和氧气燃烧装置及其相关方法
公开(公告)号：JP2011230047A
公开(公告)日：2011-11-17
申请号：JP2010101919
申请日：2010-04-27
申请人： Babcock Hitachi Kk , バブコック日立株式会社
发明人： MITSUI YOSHIAKI , IMADA NORIYUKI , ISHIZAKA HIROSHI , ODA NAOKI
IPC分类号： B01D53/50 , B01D53/18 , B01D53/62 , B01D53/77 , F23C9/08 , F23L7/00
CPC分类号： Y02E20/344
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas desulfurizer of high exhaust gas desulfurization efficiency that performs the exhaust gas treatment of different desulfurization efficiency according to an SOconcentration required for a boiler side (recirculation line side) and a COrecovery apparatus side with one desulfurizer without using a large amount of desulfurization absorption liquids, and prevents the corrosion of the COrecovery apparatus and prevents SOcondensation as the whole combustion system, and to provide an oxygen combustion system including the exhaust gas desulfurizer.SOLUTION: Oxygen combustion where fuel such as coal is combusted by a boiler using oxygen obtained by separating a nitrogen component from air is performed. An ascending current region 29 where exhaust gas flows upward and a descending current region 30 where exhaust gas flows downward are disposed in the desulfurizer 3. A recirculation outlet duct 2' for discharging a part of exhaust gas passing through a first absorption section to the outside is disposed in a space disposed in an upper part of the ascending current region 29. Exhaust gas is supplied to the boiler from the recirculation outlet duct 2' via an exhaust gas recirculation line 18, and the other exhaust gas is discharged to the COrecovery apparatus 17 for recovering COfrom the outlet duct 2.
摘要翻译：解决的问题：提供一种高排气脱硫效率的废气脱硫器，其根据所需的SO 2 浓度进行不同脱硫效率的废气处理锅炉侧（再循环管路侧）和CO 2 回收装置侧，不使用大量的脱硫吸收液体，并且防止CO 2 恢复装置，并且防止作为整个燃烧系统的SO 2 冷凝，并且提供包括废气脱硫器的氧气燃烧系统。解决方案：进行氧气燃烧，其中燃料如煤由使用通过从空气中分离出氮成分获得的氧气的锅炉燃烧。排气向上流动的上升电流区域29和废气向下流动的下行电流区域30设置在脱硫器3中。一个用于将通过第一吸收部分的废气的一部分排出到外部的再循环出口管道2' 设置在设置在上升电流区域29的上部的空间中。废气通过废气再循环管线18从再循环出口管道2'供应到锅炉，而另一个废气被排放到CO 2， SB POS =“POST”> 2 恢复装置17，用于从出口管道2恢复CO 2 。版权所有（C）2012，JPO＆INPIT

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