Patent ID: 11946485
Assignee: HARBIN ENGINEERING UNIVERSITY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 5:
6. The air intake bypass recirculation structure with adjustable air entraining amount and controllable broadband noise according to claim 1, wherein, when N is 3:
the intra-cavity airflow baffles comprise a first intra-cavity airflow baffle, a second intra-cavity airflow baffle, and a third intra-cavity airflow baffle;
two annular slots are formed in the annular valve;
the annular valve is divided into three annular inserting plates arranged coaxially through the two annular slots; and
a length difference between the third intra-cavity airflow baffle and the first intra-cavity airflow baffle is smaller than a depth of the two annular slots.