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In this paper, coal gangue, carbide slag and desulfurized gypsum (DG) were used as raw materials to calcine the all-solid-waste-based belite sulphoaluminate cement (BSAC), …
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The semi-hydrate content of desulfurized gypsum is adjusted as a natural plaster substitute for producing gypsum board, wallboard [107]. The modified treatment of desulfurized gypsum with …
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Integration of flue gas desulfurized gypsum (FGD-gypsum) with cover crops is expected to improve soil quality (SQ). Our objectives were to evaluate the impact of FGD …
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Desulfurized gypsum (DG) presents significant challenges in recycling with the rapid development of industrialization. To explore the feasibility of DG as a sulfate source in …
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Desulfurized gypsum is an industrial by-product gypsum obtained after flue gas desulfurization in coal-fired or oil-fired power plants [1]. Its main components and physical and chemical …
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Research on the method of improving the influence of chloride ion on the performance of desulfurized gypsum products [J]. New building materials. 2014, 11: 41-45.
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To address the low utilization rate of construction waste soil and the environmental impact of traditional cement solidification, this study investigates the effect of …
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Desulfurization gypsum, also known as FGD gypsum (flue gas desulfurization gypsum), is an industrial by-product gypsum obtained by desulfurization and purification of flue gas generated after combustion of sulfur-containing fuel …
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The classification of the FGD gypsum was performed according to the Czech standard ČSN 72 2301 [11].The first criterion of this classification is compressive strength for …
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The effective and safe use of FGD gypsum in agricultural land is still debated in some countries even though its effectiveness in soil management has been reported in many …
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The appropriate use of industrial solid waste is an effective method for alleviating environmental pollution. In this study, the potential of using desulfurized gypsum (DG), …
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Gypsum is produced by the desulfurization process, and mainly composed of calcium sulfate dihydrate and some impurities (Fu et al., 2019). As of 2016, China's …
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Desulfurization gypsum has the same properties as natural gypsum and can be widely used in building materials, agriculture, material synthesis, soil, ... When the amount of …
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The rapid expansion of coal-fired power plants has led to a significant increase in the production of flue gas desulfurization (FGD) gypsum, a byproduct of sulfur dioxide …
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In this sense, silage (SG) and flue gas desulfurized gypsum (FGDG) are two good choices as composting additives. SG is made from the roughage obtained by cutting corn, …
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Desulfurized gypsum and carbide slag were produced in Gongyi City, Henan Province, and similarly reserved after passing through a 200-mesh sieve, their densities are …
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At present, industrial solid wastes in the world are characterized by high output, many kinds, large differences in physical and chemical properties, and uneven regional …
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Comparative Analysis of Hydration Expansion Performance of Desulfurized gypsum-baseda/β Gypsum. Jixiu Zhang 1, Ye Zhang 1, Yuanchao Miao 1 and Saihong Duan …
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The semi-hydrate content of desulfurized gypsum is adjusted as a natural plaster substitute for producing gypsum board, wallboard [107]. The modified treatment of desulfurized …
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The effects of desulfurized gypsum on the mechanical properties of dredged clay with high initial water content stabilized by ternary geopolymer. Case Stud. Constr. Mater., 20 …
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ABSTRACT. As a relatively fast-setting building material, desulfurized gypsum is difficult to use. Citric acid, sodium gluconate, and sodium tripolyphosphate were used to …
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F lue gas desulfurization gypsum (FGDG) is a synthetic gypsum that is created during the removal of SO 2 from flue gas by reacting the SO 2 with calcite (CaCO 3) to form …
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Semidry desulfurization and wet desulfurization in a furnace are usually used in the circulating fluidized bed boiler in the power production of thermal power plants, and these two approaches lead to high calcium content …
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Tan et al. studied the process parameters of direct wet mineralization of CO 2 with desulfurized gypsum and established a reaction model of direct wet mineralization of CO 2 with …
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Flue gas desulfurized gypsum (FGDG) is an industrial by-product discharged from thermal power plants, smelters, and large-scale enterprise boilers. It is produced when sulfur …
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Flue gas desulfurization gypsum (FGDG) is an industrial by-product generated during the flue gas desulfurization process in coal-fired power plants. Due to its abundance, chemical and …
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desulfurized gypsum and natural gypsum, the more appropriate ratio is 1.0, and the setting time meets the setting time of cement when the mixing amount is 3%. Therefore, it is …
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It is produced by grinding quicklime or limestone and reacting it with sulphur dioxide in the flue gas to form calcium sulfate dihydrate with fine particles, high water content …
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Flue gas desulphurisation gypsum (FGDG) mainly refers to the solid by-product produced via lime gypsum desulphurisation that is performed in various industries to treat flue …
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Flue gas desulfurized gypsum (FGD gypsum), mainly originates from thermal power plants, smelters, and large-scale enterprise boilers. This article reviews the production in …
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