【摘要】 采用数值模拟与实验研究2种方法对循环流化床U型阀进行深入的研究,分析了U型阀调节过程中的3种状态。验证了数值模拟的可行性,对于循环流化床实炉U型阀的研究提供新的方法和依据。并使用数值模拟的方法依次研究初始变量流化风、松动风、U型阀水平通道以及中间变量料高h对于调节特性的影响。更多还原

【Abstract】 In this paper,analyzing loop seal’s regulating characteristics in Circulating Fluidized Bed using experiment and numerical simulation.It considers the influence of the air velocity on the gas-solid flow in the loop seal with different slit height and the height of particles in riser,which is a intermediate variable.Researching three states during operation of loop seal in Circulating Fluidized Bed,which is significance in the design and operation of loop seal.更多还原