燃煤电厂石灰石/石膏湿法脱硫系统的设计参数选取  

Design Parameter Setting of Wet Limestone/Gypsum FGD System for Coal-Fired Power Plants

作　　者：王守春 赵强 冯想红[1,2] WANG Shouchun;ZUAO Qiang;FENG Xianghong

机构地区：[1]西安航天源动力工程有限公司,陕西西安710100 [2]西安航天动力研究所,陕西西安710100

出　　处：《化工设计通讯》2024年第1期120-121,125,共3页Chemical Engineering Design Communications

摘　　要：针对燃煤电厂石灰石/石膏湿法脱硫设计过程中的参数选取,通过分析石灰石/石膏脱硫系统的组成,对脱硫系统设计中空塔流、浆液pH、浆液Cl-离子浓度、浆液密度、喷雾粒径、石灰石停留时间、石膏停留时间、石灰石粒径、自然氧化率等相关工艺参数进行阐述,详细分析了以上参数对脱硫系统的影响及原理,提出以上参数的设计取值,为石灰石/石膏湿法脱硫系统超低排放改造提供设计指导。Aiming at the parameter selection in the design process of wet limestone/gypsum FGD system in coalfired power plants,by analyzing the composition of wet limestone/gypsum FGD system,related process parameters such as hollow tower fl ow,slurry pH value,slurry Cl-ion concentration,slurry density,spray particle size,limestone residence time,gypsum residence time,limestone particle size,natural oxidation rate,etc.are described in wet limestone/gypsum FGD system design.The infl uence and principle of the above parameters on the wet limestone/gypsum FGD system are analyzed in detail,and the design values of the above parameters are proposed to provide design guidance for the wet limestone/gypsum FGD system ultra-low emission transformation.

关 键 词：石灰石/石膏 脱硫系统 设计 设计取值 工艺参数 

分 类 号：X701.3[环境科学与工程—环境工程]