CL2023002584A1 - Descarbonización multietapa del proceso de amoníaco. - Google Patents

Descarbonización multietapa del proceso de amoníaco.

Info

Publication number
CL2023002584A1
CL2023002584A1 CL2023002584A CL2023002584A CL2023002584A1 CL 2023002584 A1 CL2023002584 A1 CL 2023002584A1 CL 2023002584 A CL2023002584 A CL 2023002584A CL 2023002584 A CL2023002584 A CL 2023002584A CL 2023002584 A1 CL2023002584 A1 CL 2023002584A1
Authority
CL
Chile
Prior art keywords
absorption
stage
process gas
temperature
decarbonization
Prior art date
Application number
CL2023002584A
Other languages
English (en)
Inventor
Jing Luo
Jun Zhang
Jinyong Wang
Lifang Qi
Original Assignee
Jiangnan Environmental Tech Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangnan Environmental Tech Inc filed Critical Jiangnan Environmental Tech Inc
Publication of CL2023002584A1 publication Critical patent/CL2023002584A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/26—Carbonates or bicarbonates of ammonium
    • 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
    • B01D53/1406—Multiple stage 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
    • B01D53/34—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
    • B01D53/14—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
    • B01D53/1412—Controlling the absorption process
    • 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
    • B01D53/1418—Recovery of products
    • 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
    • B01D53/1475—Removing 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
    • B01D53/14—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
    • B01D53/18—Absorbing units; Liquid distributors therefor
    • 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
    • B01D53/62—Carbon oxides
    • 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
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/10—Inorganic absorbents
    • B01D2252/102—Ammonia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/50—Carbon oxides
    • B01D2257/504—Carbon dioxide
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)

Abstract

La invención se refiere a un método para la descarbonización multietapa del proceso de amoníaco, el método comprende absorber, usando amoníaco como absorbente, CO2 de un gas de proceso en un absorbente que incluye cuatro o más etapas de absorción, las cuatro o más etapas incluyen, dispuestas secuencialmente a lo largo de la dirección del flujo del gas de proceso, una primera etapa de absorción; una segunda etapa de absorción; una tercera etapa de absorción; una cuarta etapa de absorción; y una etapa de absorción superior opcional; y controlar: que la temperatura del gas de proceso en las absorciones de la segunda y tercera etapa no sea inferior a la temperatura del gas de proceso en la absorción de la primera etapa; y que la temperatura del gas de proceso en las absorciones de la cuarta y la etapa superior opcional sea menor que la temperatura del gas de proceso en la absorción de la primera etapa.
CL2023002584A 2022-05-20 2023-08-31 Descarbonización multietapa del proceso de amoníaco. CL2023002584A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210553333.1A CN114870598B (zh) 2022-05-20 2022-05-20 一种多级脱碳的方法

Publications (1)

Publication Number Publication Date
CL2023002584A1 true CL2023002584A1 (es) 2024-03-08

Family

ID=82676864

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2023002584A CL2023002584A1 (es) 2022-05-20 2023-08-31 Descarbonización multietapa del proceso de amoníaco.

Country Status (4)

Country Link
US (1) US20230373801A1 (es)
CN (1) CN114870598B (es)
CL (1) CL2023002584A1 (es)
WO (1) WO2023222082A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115445423A (zh) * 2022-09-15 2022-12-09 江苏新世纪江南环保股份有限公司 氨法脱碳装置及其运行方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8182577B2 (en) * 2007-10-22 2012-05-22 Alstom Technology Ltd Multi-stage CO2 removal system and method for processing a flue gas stream
US8309047B2 (en) * 2009-09-15 2012-11-13 Alstom Technology Ltd Method and system for removal of carbon dioxide from a process gas
CN102078743B (zh) 2011-01-05 2013-01-02 浙江大学 一种改良的co2无机吸收剂
EP2564915B1 (en) * 2011-08-30 2016-10-12 General Electric Technology GmbH Absorber for capturing CO2 in ammoniated solution
CN102688676A (zh) 2012-06-08 2012-09-26 中南大学 一种电厂烟气氨法脱碳工艺
CN103007719A (zh) 2013-01-16 2013-04-03 哈尔滨工业大学 一种双循环烟气氨法脱碳装置
US9370745B2 (en) * 2013-04-24 2016-06-21 Jiangsu New Century Jiangnan Environmental Protection Co., Ltd Flue gas-treating method and apparatus for treating acidic tail gas by using ammonia process
TW202010565A (zh) * 2018-09-03 2020-03-16 開曼群島商江南環保集團股份有限公司 一種氨法脫硫控制吸收過程氣溶膠產生的方法
CN115105939A (zh) * 2022-05-19 2022-09-27 江苏新世纪江南环保股份有限公司 一种分级吸收氨法脱碳装置及方法

Also Published As

Publication number Publication date
US20230373801A1 (en) 2023-11-23
CN114870598A (zh) 2022-08-09
WO2023222082A1 (zh) 2023-11-23
CN114870598B (zh) 2024-04-26

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