冷态时，流体流动产生的压力差引起了密度锁中各通道流体的大环流运动；
The result shows that in cold state, the pressure difference which caused by the fluid flow will produce the large circulation of fluid movement in channels of density lock.
针对流化床中气流通过布风板时压力损失过大，本文对循环流化床冷模布风板的开孔直径和布孔形式做了数值模拟研究。
Because pressure loss oversized when gas went through distributor in FB, this article studied hole diameter and hole arrangement form in the circulating fluidized bed (CFB) by Fluent software.
增大系统压力、减小热流密度、增加入口单相阻力、减小出口两相阻力有利于避免自然循环流量漂移的发生。
Decreasing the heat flux or outlet two-phase resistance, and increasing the system pressure or inlet single-phase resistance are useful to avoid the natural circulation flow instability.
实验结果表明：双级料腿循环流化床压力平衡主要依靠第二级循环料腿中物料的停留量来维持。
The experimental results indicate that the system pressure balance is kept stabilization by the total resident material in the second dipleg.
主要研究了试验工况对循环流率的影响以及系统的压力平衡变化。
Experiments were carried out in a lab-scale double-dipleg circulating fluidized bed (DDCFB) to study effects of experiment conditions on re-circulating rate and pressure balance.
下行循环流化床反应器要求气固分离器具有分离效率高、气相停留时间短、压力损失小、设备磨损小等特点。
New kind of gas-solid fast separator with high separating efficiency, short gas resident time, low pressure loss and long life is urgently needed to couple with concurrent downer reactor.
下行循环流化床反应器要求气固分离器具有分离效率高、气相停留时间短、压力损失小、设备磨损小等特点。
New kind of gas-solid fast separator with high separating efficiency, short gas resident time, low pressure loss and long life is urgently needed to couple with concurrent downer reactor.
应用推荐