CN101918108A - 燃煤锅炉的排气处理***及其运行方法 - Google Patents
燃煤锅炉的排气处理***及其运行方法 Download PDFInfo
- Publication number
- CN101918108A CN101918108A CN2009801022575A CN200980102257A CN101918108A CN 101918108 A CN101918108 A CN 101918108A CN 2009801022575 A CN2009801022575 A CN 2009801022575A CN 200980102257 A CN200980102257 A CN 200980102257A CN 101918108 A CN101918108 A CN 101918108A
- Authority
- CN
- China
- Prior art keywords
- gas
- mercury
- coal
- exhaust
- remove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/003—Arrangements of devices for treating smoke or fumes for supplying chemicals to fumes, e.g. using injection devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/64—Heavy metals or compounds thereof, e.g. mercury
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0262—Compounds of O, S, Se, Te
- B01J20/0266—Compounds of S
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
- B01J20/0285—Sulfides of compounds other than those provided for in B01J20/045
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J45/00—Ion-exchange in which a complex or a chelate is formed; Use of material as complex or chelate forming ion-exchangers; Treatment of material for improving the complex or chelate forming ion-exchange properties
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/006—Layout of treatment plant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
- B01D2257/602—Mercury or mercury compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/003—Downstream control, i.e. outlet monitoring, e.g. to check the treating agents, such as halogens or ozone, leaving the process
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/18—Removal of treatment agents after treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/20—Sulfur; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/60—Heavy metals; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2219/00—Treatment devices
- F23J2219/20—Non-catalytic reduction devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2219/00—Treatment devices
- F23J2219/30—Sorption devices using carbon, e.g. coke
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Treating Waste Gases (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Water Treatment By Sorption (AREA)
- Chimneys And Flues (AREA)
Abstract
本发明的燃煤锅炉的排气处理***包括:向作为燃料(F)而使用煤炭的燃煤锅炉的排气喷雾氯化氢(33)的HCl喷雾装置(32)、向喷雾氯化氢后的排气中添加氨(12)以通过氨脱硝除去氮氧化物并将汞氧化的脱硝装置(13)、将除去氧化物后的气体中的热量回收的空气预热器(14)、将热量回收后的气体中的烟尘除去的集尘器(15)、向除尘后的气体中喷雾活性炭(22a)的活性炭喷雾装置(22)、捕集吸附了汞的活性炭的袋式除尘器(21)、将除去活性炭后的排气中的硫氧化物除去的脱硫装置(16)、将脱硫后的气体向外部排出的烟囱(17)、为了向脱硫装置(16)内的料浆吸收液供给空气而测量氧化还原电位的ORP计(19)。
Description
技术领域
本发明涉及一种从锅炉的排气中除去汞的燃煤锅炉的排气处理***及其运行方法。
背景技术
由于在火力发电厂等的作为燃烧装置的锅炉的排气中含有毒性高的汞,所以从过去开始对用于从排气中除去汞的***进行了各种研究。
通常,在锅炉中设置有用于从排气中除去硫磺成分的湿式脱硫装置。对于在这样的锅炉中作为排气处理装置附设脱硫装置而成的排烟处理设备,排气中的氯(Cl)成分含量越多,水中可溶的二价的金属汞的比例就越高,利用所述脱硫装置可容易捕集汞的事实已广为人知。
因此,近年来,对于将还原NOx的脱硝装置以及将碱吸收液作为SOx的吸收剂的湿式脱硫装置进行组合以处理该金属汞的方法、装置,进行了各种各样的设计(专利文献1)。
作为处理排气中的金属汞的方法,虽然基于活性炭、硒过滤器等吸附剂的除去方法为公众所知,但是仍然需要特殊的吸附除去手段,上述的除去方法不适用于发电厂排气等的大容量排气处理(专利文献2)。
在此,图7是表示燃煤锅炉的排气处理***的示意图。
如图7所示,现有的排气处理***包括通过所添加的氨12而除去来自燃煤锅炉11的排气中的氮氧化物的脱硝装置13、将除去氮氧化物后的气体中的热量回收的空气预热器14、将热量回收后的气体中的烟尘除去的集尘器15、利用石灰/石膏法将除尘后的气体中的硫氧化物除去的同时将***除去的气液接触式的脱硫装置16、将脱硫并且除去汞后的净化气体向外部排出的烟囱17,在集尘器15的下游侧设置有袋式除尘器21,并从活性炭喷雾装置22向气体通道内供给活性炭22a,从而将气体中汞吸附除去。需要说明的是,附图中,符号18为空气。通过供给该空气18可以调整脱硫装置16内的氧化还原电位。
专利文献1:日本特开2007-7612号公报
专利文献2:日本特开2005-230810号公报
然而,在为了除去汞而使用活性炭吸附方法的情况下,存在活性炭喷雾装置以及将其捕集的袋式除尘器的设备费用高、另外喷雾的粉末活性炭的费用也高的问题。
例如,如果将除去汞的活性炭喷雾装置的设备费用与10年间的运行经费相比,存在比从其他途径购买汞的排放权的费用高的情况。
这是因为吸附汞的活性炭虽然被袋式除尘器所分离,但是其废弃的费用高。
因此,作为基于活性炭吸附法从排气中除去汞的对策,迫切期待其运行费用的低廉化。
发明内容
鉴于上述问题,本发明的目的在于提供能够从燃煤锅炉的排气中有效地除去汞、并能实现运行费用低廉化的燃煤锅炉的排气处理***及其运行方法。
为了解决上述问题,本发明的第一方案的燃煤锅炉的排气处理***包括:除去来自燃煤锅炉的排气中的氮氧化物的脱硝装置、回收除去氮氧化物后的气体中的热量的空气预热器、除去热量回收后的气体中的烟尘的集尘器、通过石灰/石膏法除去除尘后的气体中的硫氧化物并除去***的气液接触式的脱硫装置、将脱硫后的气体向外部排出的烟囱,其特征在于,在该排气处理***中,在脱硝装置的上游侧喷雾氯化氢,并在所述集尘器的下游侧喷雾活性炭,从而吸附气体中的汞。
本发明的第二方案的燃煤锅炉的排气处理***包括:除去来自燃煤锅炉的排气中的氮氧化物的脱硝装置、回收除去氮氧化物后的气体中的热量的空气预热器、除去热量回收后的气体中的烟尘的集尘器、通过石灰/石膏法除去除尘后的气体中的硫氧化物并除去***的气液接触式的脱硫装置、将脱硫后的气体向外部排出的烟囱,其特征在于,在该排气处理***中,在脱硝装置的上游侧喷雾氯化氢,并在所述集尘器的下游侧喷雾活性炭,吸附气体中的汞,将脱硫装置内的吸收液的氧化还原电位设为150mV以上。
本发明的第三方案的燃煤锅炉的排气处理***,在本发明的第一或第二方案中,将含有汞的料浆吸收液向外部抽出,在分离石膏前添加凝集剂,从而凝集除去汞。
本发明的第四方案的燃煤锅炉的排气处理***,在本发明的第一至第三方案中的任意一个中,使分离了石膏的分离液与活性炭、螯合物树脂、离子交换树脂、或者硫化物载体中的至少一个接触,以吸附除去汞。
本发明的第五方案的一种燃煤锅炉的排气处理***的运行方法,其特征在于,该运行方法使用上述第一至第四方案中任意一种燃煤锅炉排气处理***,在煤炭中的汞(Hg)/硫磺(S)的摩尔比为1.3×10-6以上的情况下,在脱硫装置的下游侧监视汞浓度,并根据该结果喷雾活性炭。
根据本发明,即使在将活性炭进行喷雾的情况下,也能实现运行费用的低廉化,并且能够长期间稳定地进行汞的吸附/固定化。
附图说明
图1是实施例1的燃煤锅炉的排气处理***的示意图。
图2是气液接触塔中的ΔHg/ΔCaSO4和汞除去性能(气液接触塔出口的气体中汞浓度)的关系图。
图3是美国煤炭的烟煤的各30个采样的Hg/S比的合计图。
图4是美国煤炭的PRB炭的各30个采样的Hg/S比的合计图。
图5是实施例2的燃煤锅炉的排气处理***的示意图。
图6是实施例3的燃煤锅炉的排气处理***的示意图。
图7是现有的燃煤锅炉的排气处理***的示意图。
附图标记说明
11 燃煤锅炉
12 氨
13 脱硝装置
14 空气预热器
15 集尘器
16 脱硫装置
17 烟囱
21 袋式除尘器
22a 活性炭
22 活性炭喷雾装置
23 上清液
24 石膏
41 固液分离装置
具体实施方式
以下,参照附图对本发明进行详细地说明。需要说明的是,本发明并不限于该实施例。另外,下述实施例中的构成要素中包括对于本领域技术人员而言为显而易见的结构或者与其实质相同的结构。
实施例1
以下,参照附图对本发明的实施例1的燃煤锅炉的排气处理***进行说明。
图1是本发明的燃煤锅炉的排气处理***的示意图。
该排气处理***包括:向作为燃料F而使用煤炭的燃煤锅炉11的排气中喷雾氯化氢33的HCl喷雾装置32、向喷雾氯化氢后的排气中添加氨12以通过氨脱硝除去氮氧化物并将汞氧化的脱硝装置13、将除去氧化物后的气体中的热量回收的空气预热器14、将热量回收后的气体中的烟尘除去的集尘器15、向除尘后的气体中喷雾活性炭22a的活性炭喷雾装置22、捕集吸附了汞的活性炭的袋式除尘器21、将除去活性炭后的排气中的硫氧化物通过基于气液接触的石灰/石膏法除去并除去***的脱硫装置16、以及将脱硫后的气体向外部排出的烟囱17、为了向脱硫装置16内的料浆(スラリ)吸收液供给空气而测量氧化还原电位的ORP计19。
本实施例的燃煤锅炉的排气处理***中,具有在上述脱硝装置13的上游侧喷雾氯化氢33的HCI喷雾装置32,并在烟道内喷雾氯化氢33,以促进脱硝装置13内的脱硝催化剂上的汞的氧化(Hg0-Hg2+)。
这是因为,***(Hg2)比零价汞(Hg0)容易被活性炭吸附,能够使汞吸附量(kgHg/kg活性炭)增加、使活性炭使用量(kg活性炭)减少。
吸附汞的活性炭由袋式除尘器21回收,并通过其他途径被废弃处理。
另外,使用ORP计19测量脱硫装置16的吸收液的氧化还原电位(ORP),将其氧化还原电位的测量值设为150mV以上。
这是因为,***(Hg2)在脱硫装置16内借由气液接触被气体吸收液(石灰石、石膏料浆)吸收,但是此时通过将ORP值调整为150mV以上(最好为200至300mV以上)能够抑制被吸收的***Hg2+的还原(Hg2+→Hg0)。
另外,即使在具有现有的活性炭喷雾装置的排气处理***中,通过为了实现活性炭的使用量的降低而在脱硝装置的上游侧设置供给氯化氢的氯化氢供给装置并设置脱硫装置的气体吸收液的ORP计,使汞的吸附效率提高,通过简单的设备变更实现长期的活性炭喷雾量的降低,其结果是能够降低废弃活性炭量,促进排气处理***运行费用大幅度地降低。
另外,在本实施例中虽设置有袋式除尘器21,但是也可以不设置袋式除尘器21而直接导入到脱硫装置16内,在从基于石灰/石膏法的吸收液除去石膏时同时将其排出。
另外,根据煤炭的炭的种类,汞(Hg)/硫磺(S)的摩尔比为1.3×10-6以上的情况下,采用监视在脱硫装置的下游侧的汞浓度、并根据其结果强制性地喷雾活性炭22的燃煤锅炉的排气处理***的运行方法。
这是因为,通常,汞含量小的煤炭中,其汞(Hg)/硫磺(S)的摩尔比(称为Hg/S摩尔比)为1.3×10-6以下的情况下,仅通过氯化氢33的供给和ORP计的控制,就能够除去排气中的汞,但是在煤炭中的炭的种类发生变化而急剧变化到1.3×10-6以上的情况下,不能通过基于ORP计的控制,对应迅速除去汞的要求。
在这种情况下,基于ORP计19的控制稳定的期间,由于排气中的汞浓度上升,所以通过强制性地喷雾活性炭,能够暂时防止汞向外部飞散。
这是因为,煤炭中的汞(Hg)/硫磺(S)的摩尔比为1.3×10-6以上(molHg/molS)的情况下,相对于汞(Hg)的除去速度,石膏(CaSO4)的生成速度变得不足。
接下来,说明将Hg/S摩尔比规定为1.3×10-6的理由。
首先,根据ΔHg/ΔCaSO4=Δ汞除去量/Δ石膏生成量的关系,在图2中示出脱硫装置16的气液接触塔中的ΔHg/ΔCaSO4和汞除去性能(在气液接触塔出口的气体中的汞浓度)的关系。
根据该图,明确了在ΔHg/ΔCaSO4为2mgHg/kgCaSO4以下能够维持汞除去性能。
在汞(Hg)和石膏(CaSO4)中所包含的硫磺(S)起因于最上游的煤炭。
在此,如果换算ΔHg/ΔCaSO4=2mgHg/kgCaSO4,会有以下的结果。即,Hgmol/Smol=2mgHg/kgCaSO4×〔(1/200.59)×10-3molHg/mgHg〕/〔(1/136.144)×103molS/kgCaSO4〕=1.357×10-6molHg/molS
需要说明的是,将汞(Hg)的分子量设为200.59、将硫磺(S)的分子量设为32.066,将石膏(CaSO4)的分子量设为136.144。
因此,ΔHg/ΔCaSO42mgHg/kgCaSO4相当于1.3×10-6molHg/molS。
其结果是,作为Hg/S摩尔比的阈值规定1.3×10-6,因为在超过该阈值的情况下,汞除去性能会降低,所以有必要采取除去汞的对策。
进一步而言,图3以及图4是表示烟煤和PRB炭中的煤炭的含量比(Hg/S)与频率的关系图。
图3以及图4是对美国煤炭的烟煤以及PRB炭的各30个采样的Hg/S比合计后的图,1.36×10-6molHg/molS以下的比率在烟煤中为大约70%,在PRB炭中为大约27%。
即使在这种单独使用烟煤或者混合使用烟煤的情况下,也能够通过氯化氢的供给和ORP的控制高效地除去汞。另外,即使在煤炭的种类发生变化的情况下,通过喷雾活性炭即使汞浓度急剧上升也能够应对。
实施例2
图5是本发明的其他的燃煤锅炉的排气处理***的示意图。
本实施例的排气处理***包括:通过添加氨12除去来自燃煤锅炉11的排气中的氮氧化物的脱硝装置13、回收除去氮氧化物后的气体中的热量的空气预热器14、除去热量回收后的气体的烟尘的集尘器15、将除尘后的气体中的硫氧化物通过石灰/石膏法除去并除去***的气液接触式的脱硫装置16、以及将脱硫且除去汞后的净化气体向外部排出的烟囱17,在该排气处理***中,将来自脱硫装置16的含有汞的料浆吸收液向外部抽出,在分离石膏前添加凝集剂,从而将汞凝集除去。
即,如图5所示,向从脱硫装置16抽出的含有汞的料浆吸收液添加凝集剂,在使该凝集剂凝集汞、利用固液分离装置41分离除去石膏24时,与石膏24一起也分离凝集剂,降低分离水中的汞浓度。
凝集剂的添加可以在脱硫装置16的内部(40A)或者固液分离装置41的上游侧(40B)进行。
其结果是,能够降低返回到脱硫装置16的分离水中的零价的汞(Hg0)的浓度,并能够防止脱硫装置16内的汞的再次飞散。
实施例3
图6是本发明的其他的燃煤锅炉的排气处理***的示意图。
本实施例的排气处理***包括:通过添加氨12除去来自燃煤锅炉11的排气中的氮氧化物的脱硝装置13、回收除去氮氧化物后的气体中的热量的空气预热器14、除去热量回收后的气体的烟尘的集尘器15、将除尘后的气体中的硫氧化物通过石灰/石膏法除去并除去***的气液接触式的脱硫装置16、以及将脱硫且除去汞后的净化气体向外部排出的烟囱17,在该排气处理***中,将来自脱硫装置16的含有汞的料浆吸收液向外部抽出,使用固液分离装置41分离石膏24,分离石24后,对于分离了石膏24的上清液23,在汞吸附除去装置42内使其与活性炭、螯合物树脂、离子交换树脂、或者硫化物载体等汞吸附材料向接触,以吸附除去汞。
其结果是,能够降低返回到脱硫装置16的分离水中的零价的汞(Hg0)的浓度,并能够防止脱硫装置16内的汞的再次飞散。
需要说明的是,在本实施例中,也可以结合添加图5的实施例2的凝集剂,以进一步提高除去汞的效果。
产业上的利用可能性
这样,根据本发明的排气处理***以及运行方法,由于降低汞的再次分散,所以能够提高汞除去效率,从而适用于排气中的汞排出量受到规定限制的情况。
Claims (5)
1.一种燃煤锅炉的排气处理***,包括:
除去来自燃煤锅炉的排气中的氮氧化物的脱硝装置、
回收除去氮氧化物后的气体中的热量的空气预热器、
除去热量回收后的气体中的烟尘的集尘器、
通过石灰/石膏法除去除尘后的气体中的硫氧化物并除去***的气液接触式的脱硫装置、以及
将脱硫后的气体向外部排出的烟囱,
所述排气处理***的特征在于,
在脱硝装置的上游侧喷雾氯化氢,
并在所述集尘器的下游侧喷雾活性炭而吸附气体中的汞。
2.一种燃煤锅炉的排气处理***,包括:
除去来自燃煤锅炉的排气中的氮氧化物的脱硝装置、
回收除去氮氧化物后的气体中的热量的空气预热器、
除去热量回收后的气体中的烟尘的集尘器、
通过石灰/石膏法除去除尘后的气体中的硫氧化物并除去***的气液接触式的脱硫装置、
以及将脱硫后的气体向外部排出的烟囱,
所述排气处理***的特征在于,
在脱硝装置的上游侧喷雾氯化氢,
并在所述集尘器的下游侧喷雾活性炭而吸附气体中的汞,
将脱硫装置内的吸收液的氧化还原电位设为150mV以上。
3.如权利要求1或2所述的燃煤锅炉的排气处理***,其特征在于,将含有汞的料浆吸收液向外部抽出,在分离石膏前添加凝集剂,从而凝集除去汞。
4.如权利要求1至3中任意一项所述的燃煤锅炉的排气处理***,其特征在于,使分离了石膏的分离液与活性炭、螯合物树脂、离子交换树脂或者硫化物载体中的至少一种接触,以吸附除去汞。
5.一种燃煤锅炉的排气处理***的运行方法,其特征在于,该运行方法使用权利要求1至4中的任意一种燃煤锅炉的排气处理***,
在煤炭中的汞(Hg)/硫磺(S)的摩尔比为1.3×10-6以上的情况下,在脱硫装置的下游侧监视汞浓度,并根据该结果喷雾活性炭。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008-010331 | 2008-01-21 | ||
JP2008010331A JP2009166012A (ja) | 2008-01-21 | 2008-01-21 | 石炭焚ボイラの排ガス処理システム及びその運転方法 |
PCT/JP2009/050771 WO2009093576A1 (ja) | 2008-01-21 | 2009-01-20 | 石炭焚ボイラの排ガス処理システム及びその運転方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101918108A true CN101918108A (zh) | 2010-12-15 |
CN101918108B CN101918108B (zh) | 2013-06-05 |
Family
ID=40901084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009801022575A Active CN101918108B (zh) | 2008-01-21 | 2009-01-20 | 燃煤锅炉的排气处理***及其运行方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8071060B2 (zh) |
JP (1) | JP2009166012A (zh) |
CN (1) | CN101918108B (zh) |
CA (1) | CA2711950C (zh) |
WO (1) | WO2009093576A1 (zh) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102489109A (zh) * | 2011-12-09 | 2012-06-13 | 中电投远达环保工程有限公司 | 干式高效节能多污染物烟气净化*** |
CN102489116A (zh) * | 2011-12-16 | 2012-06-13 | 国电环境保护研究院 | 可回收吸附剂的燃煤烟气吸附脱汞方法及装置 |
CN102588945A (zh) * | 2012-03-09 | 2012-07-18 | 华电环保***工程有限公司 | 燃煤电厂烟气中热量和水分的回收***及其回收方法 |
CN103140274A (zh) * | 2011-03-22 | 2013-06-05 | 三菱重工业株式会社 | 废气处理***及方法、来自脱硫排水的脱水滤液的喷雾干燥装置及方法 |
CN103566703A (zh) * | 2012-08-07 | 2014-02-12 | 阿尔斯通技术有限公司 | 高性能汞捕集 |
CN103604133A (zh) * | 2013-11-05 | 2014-02-26 | 西安热工研究院有限公司 | 一种多污染物一体化干法脱除的烟气净化***及工艺 |
CN104168982A (zh) * | 2012-03-15 | 2014-11-26 | 阿尔斯通技术有限公司 | 用于湿法烟道气脱硫***的汞捕捉***和方法 |
CN104388146A (zh) * | 2014-10-10 | 2015-03-04 | 华北电力大学 | 一种降低燃煤电厂烟气汞排放的控制方法 |
CN104487416A (zh) * | 2012-07-25 | 2015-04-01 | 卡萨尔公司 | 尿素合成净化气在一体化氨-尿素工艺和相关装置中的使用 |
CN106122985A (zh) * | 2016-08-30 | 2016-11-16 | 苏州云白环境设备股份有限公司 | 用于净化炼油产生的有机废气的装置 |
CN106932218A (zh) * | 2017-04-27 | 2017-07-07 | 福建龙净环保股份有限公司 | 一种脱除多污染物的多功能实验*** |
CN108905442A (zh) * | 2018-07-09 | 2018-11-30 | 韩智强 | 一种烟气净化环保设备 |
CN112268582A (zh) * | 2020-10-22 | 2021-01-26 | 张恩然 | 一种基于大数据的除尘设备智能监测分析管理*** |
CN113727772A (zh) * | 2019-04-11 | 2021-11-30 | 日立造船株式会社 | 排气处理装置及排气处理方法 |
Families Citing this family (77)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11298657B2 (en) | 2010-10-25 | 2022-04-12 | ADA-ES, Inc. | Hot-side method and system |
US8951487B2 (en) | 2010-10-25 | 2015-02-10 | ADA-ES, Inc. | Hot-side method and system |
US8496894B2 (en) * | 2010-02-04 | 2013-07-30 | ADA-ES, Inc. | Method and system for controlling mercury emissions from coal-fired thermal processes |
CN102665866A (zh) * | 2010-02-25 | 2012-09-12 | 三菱重工业株式会社 | 废气处理***及废气处理方法 |
US9200225B2 (en) | 2010-08-03 | 2015-12-01 | Suncoke Technology And Development Llc. | Method and apparatus for compacting coal for a coal coking process |
EP2628527B1 (en) * | 2010-10-15 | 2019-05-22 | Mitsubishi Hitachi Power Systems, Ltd. | System for processing mercury in exhaust gas |
CN102068891B (zh) * | 2010-11-29 | 2013-05-22 | 江苏紫光吉地达环境科技股份有限公司 | 一种用于自动净化混合气体中硫化物、氮氧化物的*** |
CN102078761A (zh) * | 2010-12-06 | 2011-06-01 | 李鹏举 | 一种综合烟气脱硫脱汞脱硝工艺及装置 |
US8845986B2 (en) | 2011-05-13 | 2014-09-30 | ADA-ES, Inc. | Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers |
JP2013128883A (ja) * | 2011-12-21 | 2013-07-04 | Babcock Hitachi Kk | 排ガス処理装置及び排ガス処理方法 |
US8883099B2 (en) | 2012-04-11 | 2014-11-11 | ADA-ES, Inc. | Control of wet scrubber oxidation inhibitor and byproduct recovery |
WO2013179462A1 (ja) | 2012-05-31 | 2013-12-05 | 三菱重工業株式会社 | 排ガス中の水銀処理システム及び方法 |
CN104582813B (zh) | 2012-07-31 | 2018-01-30 | 太阳焦炭科技和发展有限责任公司 | 用于处理煤炭加工排放物的方法以及相关的***和设备 |
US9957454B2 (en) | 2012-08-10 | 2018-05-01 | ADA-ES, Inc. | Method and additive for controlling nitrogen oxide emissions |
US9359554B2 (en) | 2012-08-17 | 2016-06-07 | Suncoke Technology And Development Llc | Automatic draft control system for coke plants |
US9249357B2 (en) | 2012-08-17 | 2016-02-02 | Suncoke Technology And Development Llc. | Method and apparatus for volatile matter sharing in stamp-charged coke ovens |
US9243186B2 (en) | 2012-08-17 | 2016-01-26 | Suncoke Technology And Development Llc. | Coke plant including exhaust gas sharing |
US9169439B2 (en) | 2012-08-29 | 2015-10-27 | Suncoke Technology And Development Llc | Method and apparatus for testing coal coking properties |
IN2015KN00679A (zh) | 2012-09-21 | 2015-07-17 | Suncoke Technology & Dev Llc | |
BR112015015667A2 (pt) | 2012-12-28 | 2017-07-11 | Suncoke Tech & Development Llc | sistemas e métodos para a remoção de mercúrio das emissões |
US10047295B2 (en) | 2012-12-28 | 2018-08-14 | Suncoke Technology And Development Llc | Non-perpendicular connections between coke oven uptakes and a hot common tunnel, and associated systems and methods |
US9476547B2 (en) | 2012-12-28 | 2016-10-25 | Suncoke Technology And Development Llc | Exhaust flow modifier, duct intersection incorporating the same, and methods therefor |
US10760002B2 (en) | 2012-12-28 | 2020-09-01 | Suncoke Technology And Development Llc | Systems and methods for maintaining a hot car in a coke plant |
EP2938701B1 (en) | 2012-12-28 | 2019-12-18 | SunCoke Technology and Development LLC | Vent stack lids and associated methods |
US10883051B2 (en) | 2012-12-28 | 2021-01-05 | Suncoke Technology And Development Llc | Methods and systems for improved coke quenching |
US9238778B2 (en) | 2012-12-28 | 2016-01-19 | Suncoke Technology And Development Llc. | Systems and methods for improving quenched coke recovery |
US9273249B2 (en) | 2012-12-28 | 2016-03-01 | Suncoke Technology And Development Llc. | Systems and methods for controlling air distribution in a coke oven |
US9193915B2 (en) | 2013-03-14 | 2015-11-24 | Suncoke Technology And Development Llc. | Horizontal heat recovery coke ovens having monolith crowns |
US9273250B2 (en) | 2013-03-15 | 2016-03-01 | Suncoke Technology And Development Llc. | Methods and systems for improved quench tower design |
CA2909639C (en) * | 2013-04-16 | 2021-06-08 | Clear Carbon Innovations LLC | Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing |
US10307710B2 (en) | 2013-04-16 | 2019-06-04 | Carbonxt, Inc. | Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing |
US10695717B2 (en) | 2013-04-16 | 2020-06-30 | Carbonxt, Inc. | Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing |
CN104252155A (zh) * | 2013-06-27 | 2014-12-31 | 北京青山绿野环保科技有限公司 | 燃煤锅炉烟气处理工程一体化控制*** |
US9889451B2 (en) | 2013-08-16 | 2018-02-13 | ADA-ES, Inc. | Method to reduce mercury, acid gas, and particulate emissions |
CN112251246B (zh) | 2013-12-31 | 2022-05-17 | 太阳焦炭科技和发展有限责任公司 | 用于焦炉脱碳的方法及相关***和装置 |
CN103982904A (zh) * | 2014-04-28 | 2014-08-13 | 浙江巨化热电有限公司 | 一种新型烟气综合处理装置及方法 |
CN104086044B (zh) * | 2014-06-27 | 2016-01-20 | 中国矿业大学 | 一种循环煤泥水中硫的脱除方法 |
US10526541B2 (en) | 2014-06-30 | 2020-01-07 | Suncoke Technology And Development Llc | Horizontal heat recovery coke ovens having monolith crowns |
WO2016033530A1 (en) | 2014-08-28 | 2016-03-03 | Suncoke Technology And Development Llc | Method and system for optimizing coke plant operation and output |
BR112017004981B1 (pt) | 2014-09-15 | 2021-05-11 | Suncoke Technology And Development Llc | câmara de forno de coque |
PL3002051T4 (pl) * | 2014-10-03 | 2020-07-27 | General Electric Technology Gmbh | Odpylacz użyteczny z reaktorem płuczkowym do oczyszczania spalin na sucho |
US10968395B2 (en) | 2014-12-31 | 2021-04-06 | Suncoke Technology And Development Llc | Multi-modal beds of coking material |
KR102531894B1 (ko) | 2015-01-02 | 2023-05-11 | 선코크 테크놀러지 앤드 디벨로프먼트 엘엘씨 | 고급 제어 및 최적화 기술을 이용한 통합형 코크스 플랜트 자동화 및 최적화 |
US11060032B2 (en) | 2015-01-02 | 2021-07-13 | Suncoke Technology And Development Llc | Integrated coke plant automation and optimization using advanced control and optimization techniques |
CN107249717A (zh) * | 2015-02-24 | 2017-10-13 | 日立造船株式会社 | 燃烧排气的处理装置 |
US9873082B2 (en) * | 2015-03-27 | 2018-01-23 | Mitsubishi Hitachi Power Systems, Ltd. | Wet type flue gas desulfurization apparatus and operation method of the same |
JP6637682B2 (ja) * | 2015-06-18 | 2020-01-29 | 三菱日立パワーシステムズ株式会社 | 石炭焚ボイラ用排ガス処理装置と石炭焚ボイラ用排ガス処理方法 |
CN105169919A (zh) * | 2015-10-09 | 2015-12-23 | 索通发展股份有限公司 | 炭素罐式煅烧炉烟气脱硝装置及其脱硝工艺 |
MX2018000953A (es) | 2015-12-28 | 2018-06-07 | Suncoke Tech & Development Llc | Metodo y sistema para cargar dinamicamente un horno de coque. |
CA3026379A1 (en) | 2016-06-03 | 2017-12-07 | John Francis Quanci | Methods and systems for automatically generating a remedial action in an industrial facility |
JP6703748B2 (ja) * | 2016-09-12 | 2020-06-03 | Jfeエンジニアリング株式会社 | 排ガス処理装置及び排ガス処理方法 |
JP6804945B2 (ja) * | 2016-11-18 | 2020-12-23 | 住友金属鉱山株式会社 | 酸化亜鉛鉱の製造プラントにおける排ガスの処理方法 |
CN106390729B (zh) * | 2016-12-02 | 2022-10-25 | 胜利油田胜机石油装备有限公司 | 一种脱硫脱硝油田注汽锅炉及方法 |
CA3059203A1 (en) * | 2017-04-05 | 2018-10-11 | Carbonxt, Inc. | Systems and methods for post combustion mercury control using sorbent injection and wet scrubbing |
CA3064430C (en) | 2017-05-23 | 2022-04-26 | Suncoke Technology And Development Llc | System and method for repairing a coke oven |
CN107150998B (zh) * | 2017-06-07 | 2020-01-07 | 中国科学院过程工程研究所 | 一种煤炭脱硫并回收单质硫的***及方法 |
CN107983126A (zh) * | 2018-01-22 | 2018-05-04 | 天津市美好生活科技有限公司 | 焚烧烟气超低排放净化处理方法及其处理*** |
CN108404643A (zh) * | 2018-05-25 | 2018-08-17 | 华北电力大学 | 燃煤电站锅炉压缩空气雾化钙基浆液脱除so3的装置及方法 |
CN109200722A (zh) * | 2018-10-24 | 2019-01-15 | 中科协创环境科技江苏有限公司 | 一种处理含汞烟气的烟气净化*** |
CN109331647A (zh) * | 2018-11-12 | 2019-02-15 | 北京国电龙源环保工程有限公司 | 烟气除尘脱硝余热利用一体化装置及其处理方法 |
CA3125340C (en) | 2018-12-28 | 2022-04-26 | Suncoke Technology And Development Llc | Spring-loaded heat recovery oven system and method |
WO2020140086A1 (en) | 2018-12-28 | 2020-07-02 | Suncoke Technology And Development Llc | Particulate detection for industrial facilities, and associated systems and methods |
WO2020140092A1 (en) | 2018-12-28 | 2020-07-02 | Suncoke Technology And Development Llc | Heat recovery oven foundation |
US11760937B2 (en) | 2018-12-28 | 2023-09-19 | Suncoke Technology And Development Llc | Oven uptakes |
BR112021012766B1 (pt) | 2018-12-28 | 2023-10-31 | Suncoke Technology And Development Llc | Descarbonização de fornos de coque e sistemas e métodos associados |
BR112021012598B1 (pt) | 2018-12-28 | 2024-01-23 | Suncoke Technology And Development Llc | Método para detectar um vazamento em um sistema para coqueificar carvão, método para detectar um vazamento de ar em um sistema para coqueificar carvão, método para detectar um vazamento de ar em um sistema para coqueificar carvão sob uma pressão negativa e método para detectar um vazamento de ar entre um sistema de alta pressão e um sistema de baixa pressão |
CA3125589A1 (en) | 2018-12-31 | 2020-07-09 | Suncoke Technology And Development Llc | Methods and systems for providing corrosion resistant surfaces in contaminant treatment systems |
CA3125585C (en) | 2018-12-31 | 2023-10-03 | Suncoke Technology And Development Llc | Improved systems and methods for utilizing flue gas |
KR102198314B1 (ko) * | 2019-04-10 | 2021-01-06 | 디에스티주식회사 | 배기가스에 함유된 황산화물 및 질소산화물의 동시 제거방법 및 제거 장치 |
CN110252118A (zh) * | 2019-07-02 | 2019-09-20 | 李召 | 一种用于处理含汞工业废气的过滤分离装置 |
CN111013313A (zh) * | 2020-01-17 | 2020-04-17 | 台州锐祥机械设备有限公司 | 废气淬火双重热循环净化处理装置 |
EP4146767A1 (en) | 2020-05-03 | 2023-03-15 | Suncoke Technology and Development LLC | High-quality coke products |
CN111603915B (zh) * | 2020-05-13 | 2022-03-08 | 循天能源环境科技有限公司 | 一种烟气净化工艺 |
CN111408205A (zh) * | 2020-05-15 | 2020-07-14 | 福建龙净环保股份有限公司 | 一种工业硅电炉烟气超低排放处理工艺***及处理方法 |
CN113521979B (zh) * | 2021-08-12 | 2024-01-12 | 上海交通大学 | 一种通过氯硒汞沉积从含硫含汞烟气中捕集汞的方法 |
MX2023012475A (es) | 2021-11-04 | 2024-04-25 | Suncoke Tech And Development Llc | Productos de coque de fundicion y sistemas, dispositivos y metodos asociados. |
US11946108B2 (en) | 2021-11-04 | 2024-04-02 | Suncoke Technology And Development Llc | Foundry coke products and associated processing methods via cupolas |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08243341A (ja) * | 1995-03-13 | 1996-09-24 | Ebara Corp | 排ガス処理方法 |
JP3935547B2 (ja) | 1997-02-19 | 2007-06-27 | 三菱重工業株式会社 | 排ガス処理方法及び排ガス処理装置 |
JP3572233B2 (ja) * | 1999-06-22 | 2004-09-29 | 三菱重工業株式会社 | 排煙脱硫方法および排煙脱硫システム |
TR200401879T1 (tr) | 1999-05-17 | 2005-08-22 | Mitsubishi Heavy Industries, Ltd. | Baca gazı kükürdünün giderilmesi için yöntem ve baca gazı kükürdünün giderilmesi için sistem. |
JP4395315B2 (ja) | 2003-04-11 | 2010-01-06 | 三菱重工業株式会社 | 排ガス中の水銀除去方法およびそのシステム |
US7381387B2 (en) * | 2003-08-14 | 2008-06-03 | General Electric Company | Mercury reduction system and method in combustion flue gas using coal blending |
US7514052B2 (en) | 2004-01-06 | 2009-04-07 | General Electric Company | Method for removal of mercury emissions from coal combustion |
JP2006263513A (ja) * | 2005-03-22 | 2006-10-05 | Kobelco Eco-Solutions Co Ltd | ごみ焼却炉排ガス中の水銀除去方法 |
JP2007007612A (ja) * | 2005-07-01 | 2007-01-18 | Mitsubishi Heavy Ind Ltd | 排ガス処理装置及び方法 |
PL2127728T3 (pl) * | 2006-12-27 | 2019-09-30 | Mitsubishi Hitachi Power Systems, Ltd. | Sposób i urządzenie do obróbki gazów spalinowych |
-
2008
- 2008-01-21 JP JP2008010331A patent/JP2009166012A/ja active Pending
-
2009
- 2009-01-20 CA CA2711950A patent/CA2711950C/en not_active Expired - Fee Related
- 2009-01-20 WO PCT/JP2009/050771 patent/WO2009093576A1/ja active Application Filing
- 2009-01-20 CN CN2009801022575A patent/CN101918108B/zh active Active
- 2009-01-20 US US12/812,866 patent/US8071060B2/en active Active
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8883107B2 (en) | 2011-03-22 | 2014-11-11 | Mitsubishi Heavy Industries, Ltd. | Air pollution control system, air pollution control method, spray drying device of dewatering filtration fluid from desulfurization discharged water, and method thereof |
CN103140274A (zh) * | 2011-03-22 | 2013-06-05 | 三菱重工业株式会社 | 废气处理***及方法、来自脱硫排水的脱水滤液的喷雾干燥装置及方法 |
US8986428B2 (en) | 2011-03-22 | 2015-03-24 | Mitsubishi Hitachi Power Systems, Ltd. | Air pollution control system, air pollution control method, spray drying device of dewatering filtration fluid from desulfurization discharged water, and method thereof |
US9409117B2 (en) | 2011-03-22 | 2016-08-09 | Mitsubishi Hitachi Power Systems, Ltd. | Air pollution control system, air pollution control method, spray drying device of dewatering filtration fluid from desulfurization discharged water, and method thereof |
CN102489109A (zh) * | 2011-12-09 | 2012-06-13 | 中电投远达环保工程有限公司 | 干式高效节能多污染物烟气净化*** |
CN102489116A (zh) * | 2011-12-16 | 2012-06-13 | 国电环境保护研究院 | 可回收吸附剂的燃煤烟气吸附脱汞方法及装置 |
CN102588945B (zh) * | 2012-03-09 | 2014-12-03 | 华电环保***工程有限公司 | 燃煤电厂烟气中热量和水分的回收***及其回收方法 |
CN102588945A (zh) * | 2012-03-09 | 2012-07-18 | 华电环保***工程有限公司 | 燃煤电厂烟气中热量和水分的回收***及其回收方法 |
CN104168982B (zh) * | 2012-03-15 | 2016-11-09 | 通用电器技术有限公司 | 用于湿法烟道气脱硫***的汞捕捉***和方法 |
CN104168982A (zh) * | 2012-03-15 | 2014-11-26 | 阿尔斯通技术有限公司 | 用于湿法烟道气脱硫***的汞捕捉***和方法 |
CN104487416B (zh) * | 2012-07-25 | 2017-06-13 | 卡萨尔公司 | 尿素合成净化气在一体化氨‑尿素工艺和相关装置中的使用 |
CN104487416A (zh) * | 2012-07-25 | 2015-04-01 | 卡萨尔公司 | 尿素合成净化气在一体化氨-尿素工艺和相关装置中的使用 |
CN103566703A (zh) * | 2012-08-07 | 2014-02-12 | 阿尔斯通技术有限公司 | 高性能汞捕集 |
CN103566703B (zh) * | 2012-08-07 | 2016-06-01 | 阿尔斯通技术有限公司 | 高性能汞捕集 |
CN103604133B (zh) * | 2013-11-05 | 2015-10-07 | 西安热工研究院有限公司 | 一种多污染物一体化干法脱除的烟气净化***及工艺 |
CN103604133A (zh) * | 2013-11-05 | 2014-02-26 | 西安热工研究院有限公司 | 一种多污染物一体化干法脱除的烟气净化***及工艺 |
CN104388146A (zh) * | 2014-10-10 | 2015-03-04 | 华北电力大学 | 一种降低燃煤电厂烟气汞排放的控制方法 |
CN106122985A (zh) * | 2016-08-30 | 2016-11-16 | 苏州云白环境设备股份有限公司 | 用于净化炼油产生的有机废气的装置 |
CN106932218A (zh) * | 2017-04-27 | 2017-07-07 | 福建龙净环保股份有限公司 | 一种脱除多污染物的多功能实验*** |
CN106932218B (zh) * | 2017-04-27 | 2023-07-14 | 福建龙净环保股份有限公司 | 一种脱除多污染物的多功能实验*** |
CN108905442A (zh) * | 2018-07-09 | 2018-11-30 | 韩智强 | 一种烟气净化环保设备 |
CN113727772A (zh) * | 2019-04-11 | 2021-11-30 | 日立造船株式会社 | 排气处理装置及排气处理方法 |
CN113727772B (zh) * | 2019-04-11 | 2022-11-22 | 日立造船株式会社 | 排气处理装置及排气处理方法 |
CN112268582A (zh) * | 2020-10-22 | 2021-01-26 | 张恩然 | 一种基于大数据的除尘设备智能监测分析管理*** |
CN112268582B (zh) * | 2020-10-22 | 2022-12-23 | 上海煤科信息科技有限公司 | 一种基于大数据的除尘设备智能监测分析管理*** |
Also Published As
Publication number | Publication date |
---|---|
CN101918108B (zh) | 2013-06-05 |
US8071060B2 (en) | 2011-12-06 |
JP2009166012A (ja) | 2009-07-30 |
WO2009093576A1 (ja) | 2009-07-30 |
CA2711950C (en) | 2013-01-08 |
CA2711950A1 (en) | 2009-07-30 |
US20110044872A1 (en) | 2011-02-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101918108B (zh) | 燃煤锅炉的排气处理***及其运行方法 | |
US9289720B2 (en) | System and method for treating mercury in flue gas | |
ES2315002T3 (es) | Inyeccion de sorbente alcalino para el control de mercurio. | |
CN101925393A (zh) | 燃煤锅炉的排气处理***及其方法 | |
CN101417223B (zh) | 一种能够同时脱硫脱硝的碳基燃煤烟气汞吸附剂及其应用 | |
Moretti et al. | Advanced emissions control technologies for coal-fired power plants | |
CN103990362A (zh) | 烟气脱硫脱硝脱汞的方法及装置 | |
CN101918109A (zh) | 烧煤锅炉的排气处理***及方法 | |
WO2016203865A1 (ja) | 石炭焚ボイラ用排ガス処理装置と石炭焚ボイラ用排ガス処理方法 | |
CN204768246U (zh) | 一种半干法脱硫、除尘及低温脱硝组合净化装置 | |
CN106975331A (zh) | 一种烟气催化吸附协同脱汞装置及其方法 | |
CA2820516C (en) | High performance mercury capture | |
CN108043210A (zh) | 一种焦炉烟气的脱硫和除尘脱硝一体化*** | |
CN104399360A (zh) | 一种基于SNCR-SCR联用的NOx与汞联合脱除工艺及装置 | |
JP4936002B2 (ja) | 排ガス処理方法及び排ガス処理装置 | |
CN103727553A (zh) | 一种强化吸附脱除燃煤烟气中汞的***及方法 | |
CN102886203B (zh) | 一种烟气脱硫脱汞的方法 | |
Meuleman et al. | Treatment of flue-gas impurities for liquid absorbent-based post-combustion CO2 capture processes | |
CN204275782U (zh) | 一种基于SNCR-SCR联用的NOx与汞联合脱除装置 | |
CN203829899U (zh) | 烟气脱硫脱硝脱汞的装置 | |
JP5299601B2 (ja) | 排ガス処理方法及び排ガス処理装置 | |
CN203628685U (zh) | 一种强化吸附脱除燃煤烟气中汞的*** | |
JP5113788B2 (ja) | 排ガス処理システム | |
JP5299600B2 (ja) | 排ガス処理方法及び排ガス処理装置 | |
Elliott et al. | Novel mercury control strategy utilizing wet FGD in power plants burning low chlorine coal |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |