A virtual wind chamber was proposed to accurately predict entrainmentrate of the ejector at variable mainstream speed.
提出了一种虚拟风室模型，以精确计算引射器在各种主流速度下的引射空气量。
2
According to experimental results, Fitting out critical entrainment formula of two opening rate when in different entrainment height.
根据实验结果，拟合出了两种开孔率时不同夹带高度下临界夹带量的计算公式。
3
Firstly, combined with McCaffreys empirical formulas for plume entrainment, the calculation method of heat release rate of the fire source is discussed;