[go: up one dir, main page]

Zhu et al., 2013 - Google Patents

Removal of nitric oxide and sulfur dioxide from flue gases using a FeII-ethylenediamineteraacetate solution

Zhu et al., 2013

Document ID
3416597715321228127
Author
Zhu H
Mao Y
Chen Y
Long X
Yuan W
Publication year
Publication venue
Korean Journal of Chemical Engineering

External Links

Snippet

The combined absorption of NO and SO2 into the Fe (II)-ethylenediamineteraacetate (EDTA) solution has been realized. Activated carbon is used to catalyze the reduction of FeIII-EDTA to FeII-EDTA to maintain the ability to remove NO with the Fe-EDTA solution. The reductant …
Continue reading at link.springer.com (other versions)

Classifications

    • 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
    • B01D53/58—Ammonia
    • 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
    • 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
    • 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
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/302—Sulfur oxides
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/50—Inorganic acids

Similar Documents

Publication Publication Date Title
Zhu et al. Simultaneous absorption of NO and SO2 into FeII–EDTA solution coupled with the FeII–EDTA regeneration catalyzed by activated carbon
Sun et al. Simultaneous absorption of NOx and SO2 from flue gas with pyrolusite slurry combined with gas-phase oxidation of NO using ozone
EP1115471B1 (en) Process and catalyst/sorber for treating sulfur compound containing effluent
Jia et al. Simultaneous removal of SO2 and NO X with ammonia absorbent in a packed column
Hao et al. Follow-up research of ultraviolet catalyzing vaporized H2O2 for simultaneous removal of SO2 and NO: Absorption of NO2 and NO by Na-based WFGD byproduct (Na2SO3)
CN102527198B (en) Method for purifying oxynitride-containing smoke by absorbing by using alkali liquor by liquid phase catalytic oxidation
Yu et al. Absorption of nitric oxide from simulated flue gas using different absorbents at room temperature and atmospheric pressure
CN103463946B (en) Based on the sintering gas purifying method of heat sinter catalytic action
Long et al. Simultaneous absorption of NO and SO2 into hexamminecobalt (II)/iodide solution
CN104084024B (en) A kind of method of denitration of boiler smoke
CN101637688B (en) Treatment method and device for waste gas containing nitrogen oxides
CN101274208A (en) A method for simultaneously removing sulfur dioxide and nitrogen oxides from waste gas
Guo et al. Simultaneous removal of SO2 and NOx with ammonia combined with gas-phase oxidation of NO using ozone
CN102049167B (en) High-SO2 concentration pressure smoke desulfuration method and device
Zhu et al. Removal of nitric oxide and sulfur dioxide from flue gases using a FeII-ethylenediamineteraacetate solution
Sun et al. NO x reduction by CO over ASC catalysts in a simulated rotary reactor: effect of CO 2, H 2 O and SO 2
CN103933848A (en) Process and device for treating nitric oxide in tail gas generated in nitric acid and nitrate production
CN109772427B (en) Catalyst for recycling sulfur and nitrogen in absorption liquid of magnesium-method simultaneous desulfurization and denitrification process and preparation and application thereof
CN104353347A (en) Method and device for simultaneous reduction and oxidation of nitrogen oxides from airflow
CN111330442B (en) Ammonia process catalysis combined desulfurization and denitrification method
CN105413399A (en) Simultaneous desulphurization and denitration system and process thereof
JP2013000717A (en) Denitration method of processed gas containing nox
CN106621755A (en) Integral technology using liquid phase to jointly absorb glue gas for simultaneous desulfurizing and denitration
CN102814112A (en) Method and device for desulfurizing and denitrating jointly
Zhitao et al. NO removal from simulated diesel engine exhaust gas by cyclic scrubbing using NaClO2 solution in a rotating packed bed reactor