— In limestone gypsum wet flue gas desulfurization process the change process of pH value of slurry in absorption tower is a typical nonlinear system with time delay and various uncertainties so
— For its low operation cost high desulfurization efficiency and almost no water consumption wet flue gas desulfurization is the most universal and mature desulfurization technology [7] which
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— Desulfurization of thar lignite by oxidative alkali leaching under pressure Muhammad Azam Usto a Department of chemical Engineering Dawood University of Engineering and technology agitation speed and partial pressure of oxygen have positive effects on the rate of desulfurization Whereas desulfurization was increased with
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— Limestone gypsum wet flue gas desulfurization WFGD process has a significant influence on the emission characteristics of soluble ions in particulates In this study a simulated limestone gypsum WFGD platform was used to study the emission characteristics of water soluble ions in flue gas after desulfurization The experimental
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— Limestone wet flue gas desulfurization with the property of high SO 2 removal efficiency rapid reaction speed and operating reliability has become the most widely used IFGD technology worldwide
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— Some scholars used reduced iron powder as auxiliaries to conduct desulfurization experiments on low grade lignite which improved the desulfurization performance of low grade lignite Xia et al 2018 However the fracture process and the migration rule of the sulfur content in the lignite group are unclear
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ammonia slip during the wet flue gas desulfurization WFGD process as well as the effect of desulfurization parameters were investigated in an experimental system equipped with a simulated SCR flue gas generation system and a limestone based WFGD system The results indicate that the ammonium sulfate aerosols and ammonia slip in the
Flue gas desulfurization is the main method of coal desulfurization In this study a potassium humate KHA solution was used to remove SO2 from flue gas and the effects of the KHA concentration solution temperature SO2 concentration and oxygen content on SO2 absorption efficiency were explored The results showed that the desulfurization
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— This paper presents an enhancement method to improve the desulfurization performance of wet flue gas desulfurization WFGD by adding a flow pattern controlling FPC device in the spraying tower The FPC device is characterized by a modular design and composed of FPC units that are fixed under the spraying layers of
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conventional wet desulfurization So far various single and mixedmetal oxidesorbents preparedbydifferentmethods were studied for hot coal gas desulfurization 5 19 such as oxides of iron manganese zinc copper cerium calcium and cobalt In view of deep desulfurization zinc oxide is regarded as the most
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Activated carbon AC is a porous carbon material with a developed pore structure and large specific surface area which has been widely used in adsorption catalysis energy storage etc In this paper the AC samples were prepared from Huolinhe lignite by the KOH activation method The effects of the alkali to carbon ratio and activation temperature on the yield
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DOI / Corpus ID 225465892; Dissolution Reactivity and Kinetics of Low Grade Limestone for Wet Flue Gas Desulfurization article{Gu2020DissolutionRA title={Dissolution Reactivity and Kinetics of Low Grade Limestone for Wet Flue Gas Desulfurization} author={Shuaiwei Gu and Zhizhong Yang and Zhen Chen and Changfu
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— FGD gypsum and lignite humic acid for increasing the soil organic matter content and improving the soil physical prop erties and suggests a great potential for ameliorating saline sodic farmland soil Aquic Halaquepts by using combined amendment of FGD gypsum with lignite humic acid Keywords Coastalsaline sodicsoil FGDgypsum
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— The degree to which wet FGD scrubber material is treated dewatered stabilized and fixated influences the physical properties Table 1 shows the physical characteristics of typical calcium sulfite FGD scrubber material in a dewatered physically stabilized and fixated condition
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