BR112017018372A2 - processo e aparelho de desnitrificação de gás - Google Patents

processo e aparelho de desnitrificação de gás

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Publication number
BR112017018372A2
BR112017018372A2 BR112017018372-2A BR112017018372A BR112017018372A2 BR 112017018372 A2 BR112017018372 A2 BR 112017018372A2 BR 112017018372 A BR112017018372 A BR 112017018372A BR 112017018372 A2 BR112017018372 A2 BR 112017018372A2
Authority
BR
Brazil
Prior art keywords
denitrification process
gas denitrification
gas
denitrification
agent
Prior art date
Application number
BR112017018372-2A
Other languages
English (en)
Chinese (zh)
Other versions
BR112017018372B1 (pt
Inventor
Wei Xionghui
Original Assignee
Beijing Boyuan Hengsheng High-Technology Co., Ltd
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Filing date
Publication date
Application filed by Beijing Boyuan Hengsheng High-Technology Co., Ltd filed Critical Beijing Boyuan Hengsheng High-Technology Co., Ltd
Publication of BR112017018372A2 publication Critical patent/BR112017018372A2/pt
Publication of BR112017018372B1 publication Critical patent/BR112017018372B1/pt

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    • 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
    • B01D53/14—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 by absorption
    • B01D53/1487—Removing organic compounds
    • 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
    • B01D53/14—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 by absorption
    • 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
    • B01D53/14—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 by absorption
    • B01D53/1456—Removing acid components
    • B01D53/1462—Removing mixtures of hydrogen sulfide and carbon dioxide
    • 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
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • B01D53/565—Nitrogen oxides by treating the gases with solids
    • 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
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • 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
    • B01D53/96—Regeneration, reactivation or recycling of reactants
    • 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
    • B01D2251/10—Oxidants
    • B01D2251/102—Oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/104—Ozone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/106—Peroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/30—Alkali metal compounds
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/10—Inorganic absorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/20—Organic absorbents
    • B01D2252/202—Alcohols or their derivatives
    • B01D2252/2023—Glycols, diols or their derivatives
    • B01D2252/2026—Polyethylene glycol, ethers or esters thereof, e.g. Selexol
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/20—Organic absorbents
    • B01D2252/204—Amines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/60—Additives
    • B01D2252/602—Activators, promoting agents, catalytic agents or enzymes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/202—Alkali metals
    • B01D2255/2025—Lithium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/404—Nitrogen oxides other than dinitrogen oxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases
    • 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

Abstract

a presente invenção refere-se a um processo e um aparelho para a desnitrificação de gás, que envolve primeiramente o uso de um agente de oxidação para oxidar no em um gás como no2, e a seguir o uso de um agente de desnitrificação para absorver o no2 no gás, atingindo desse modo a finalidade da desnitrificação.
BR112017018372-2A 2015-03-20 2016-03-09 Processo e aparelho de desnitrificação de gás BR112017018372B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201510124581.4 2015-03-20
CN201510124581.4A CN106031841B (zh) 2015-03-20 2015-03-20 一种气体脱硝工艺及设备
PCT/CN2016/075917 WO2016150301A1 (zh) 2015-03-20 2016-03-09 一种气体脱硝工艺及设备

Publications (2)

Publication Number Publication Date
BR112017018372A2 true BR112017018372A2 (pt) 2018-04-17
BR112017018372B1 BR112017018372B1 (pt) 2023-02-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017018372-2A BR112017018372B1 (pt) 2015-03-20 2016-03-09 Processo e aparelho de desnitrificação de gás

Country Status (12)

Country Link
US (1) US10213733B2 (pt)
EP (1) EP3272412A4 (pt)
JP (1) JP6649960B2 (pt)
KR (1) KR102098759B1 (pt)
CN (1) CN106031841B (pt)
AU (1) AU2016236623B2 (pt)
BR (1) BR112017018372B1 (pt)
CA (1) CA2978023C (pt)
EA (1) EA035587B1 (pt)
MX (1) MX2017011728A (pt)
WO (1) WO2016150301A1 (pt)
ZA (1) ZA201706321B (pt)

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CN106582277B (zh) * 2016-12-27 2018-03-16 西安交通大学 一种采用催化过氧化氢的脱硝系统及其方法
CN106731803A (zh) * 2016-12-27 2017-05-31 西安交通大学 蓄热元件耦合催化剂氧化脱硝的回转式空气预热器及方法
KR102060693B1 (ko) * 2017-09-19 2019-12-30 삼성중공업 주식회사 배기가스 오염물질 저감장치
CN107596844A (zh) * 2017-11-03 2018-01-19 天津市三木森电炉股份有限公司 一种炉气净化系统
CN107789967B (zh) * 2017-11-27 2023-12-08 江苏垦乐节能环保科技有限公司 一种烧结烟气低温脱硝装置及其实现方法
KR102390209B1 (ko) * 2018-01-11 2022-04-25 한국원자력연구원 질소산화물 제거 효율이 우수한 가스상 오염물질 처리방법
CN108579370A (zh) * 2018-05-02 2018-09-28 中国恩菲工程技术有限公司 湿法溶金和/或溶银工段烟气的脱硝装置和脱硝方法
CN110449161B (zh) * 2018-05-08 2022-08-05 万华化学集团股份有限公司 一种臭氧催化氧化催化剂及其制备方法和应用
CN108744896B (zh) * 2018-07-20 2023-12-15 四川思达能环保科技有限公司 一种氮氧化物烟气吸收制酸系统
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KR102392905B1 (ko) * 2019-04-04 2022-05-02 한국원자력연구원 가스상 오염물질 처리공정 및 이를 이용한 가스상 오염물질 처리방법
CN110013750B (zh) * 2019-05-08 2024-03-26 西安交通大学 基于氧化法和凝并吸收脱硫脱硝脱汞的装置及方法
KR102236239B1 (ko) * 2019-05-31 2021-04-05 주식회사 이엠코 황연저감용 조성물, 황연저감방법, 및 황연저감장치
CN110523251A (zh) * 2019-09-24 2019-12-03 北京中航泰达环保科技股份有限公司 一种烧结烟气循环联合臭氧预氧化的脱硫脱硝系统及方法
CN110605114B (zh) * 2019-10-15 2022-04-01 南开大学 莫来石型氧化物负载型催化剂用于低温选择性催化还原脱硝的用途
KR102302888B1 (ko) * 2020-02-17 2021-09-23 한국에너지기술연구원 유해가스 제거용 흡수액을 사용한 유해가스의 제거방법
CN111282412B (zh) * 2020-03-23 2022-03-01 厦门紫金矿冶技术有限公司 一种再生高锰酸钾的湿法烟气脱硝工艺
CN111472866B (zh) * 2020-04-17 2022-02-22 成都洁动力源科技有限公司 一种抑制压燃式发动机内氮氧化物的抑制剂
CN111804118A (zh) * 2020-07-20 2020-10-23 赵广明 一种用于乏核燃料后处理尾气的净化新方法
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Publication number Publication date
CN106031841B (zh) 2020-01-07
JP2018512995A (ja) 2018-05-24
EP3272412A1 (en) 2018-01-24
US10213733B2 (en) 2019-02-26
KR102098759B1 (ko) 2020-04-08
US20180099245A1 (en) 2018-04-12
AU2016236623B2 (en) 2019-04-18
AU2016236623A1 (en) 2017-09-07
KR20170118213A (ko) 2017-10-24
CA2978023C (en) 2021-06-01
CN106031841A (zh) 2016-10-19
ZA201706321B (en) 2018-12-19
BR112017018372B1 (pt) 2023-02-14
WO2016150301A1 (zh) 2016-09-29
MX2017011728A (es) 2018-02-09
EA035587B1 (ru) 2020-07-13
EP3272412A4 (en) 2018-07-18
EA201791791A1 (ru) 2018-02-28
CA2978023A1 (en) 2016-09-29
JP6649960B2 (ja) 2020-02-19

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