具有刚性间隙约束输流管的碰撞振动 <sup>1)</sup>

具有刚性间隙约束输流管的碰撞振动 ¹⁾

王乙坤^*^†²⁾(

),王琳^†³⁾(

),倪樵^†,杨沫^*,刘德政^*,秦涛^*

VIBRO-IMPACT DYNAMICS OF PIPE CONVEYING FLUID SUBJECTED TO RIGID CLEARANCE CONSTRAINT ¹⁾

Wang Yikun^*^†²⁾(

),Wang Lin^†³⁾(

),Ni Qiao^†,Yang Mo^*,Liu Dezheng^*,Qin Tao^*

图 2. 无间隙约束时管道中点位移随流速脉动频率变化的分岔图

Fig. 2. Bifurcation diagram of the mid-point displacement of the supported pipe without rigid constraint under various pulsating frequencies