On the other hand,simulate by the Fluent software the jetting status of the double orbits water jet spiral nozzle jetting under 40 MPa pressure-inlet,then got the best working status of the spiral cone jet nozzle.

• 另外还用fluent软件分别对双头不同导程的2种旋转喷头在40 MPa进口压力条件下的喷射状态进行分析,从而得出旋转锥形喷嘴的最佳工作状态。