At different time, particles with different sizes can hit different locations on the wall, which are mainly at the connective part of shell and nozzle and out the convergent section of nozzle.
The free spray stream state of the efflux nozzle is divided into four sections -contract, dense, mixing and dispersion section.
喷嘴自由射流的流态分为收缩段、密实段、掺混段和分散段四部分。
3
Uniform distribution of cavitation at the nozzle exit section is obtained by increasing length-diameter ratio and leads to the improvement of atomization.