A new type of swirl-pressure-nozzle was introduced which mixed the two fluid completely and accelerated them by tangent entrance and swirl room,and automized them to achieve the SEDS process.

• 设计了一种新型旋转式压力喷嘴,该新型喷嘴利用切线入口和旋转室使料液充分混合并加速,最终雾化以更好地实现SEDS法制备超细颗粒的工艺。