Invention Grant
- Patent Title: Method for controlling structural acoustic transmission on basis of combined-type vibration isolation device
- Patent Title (中): 基于组合式隔振装置控制结构声传动的方法
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Application No.: US14391073Application Date: 2013-09-13
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Publication No.: US09534656B2Publication Date: 2017-01-03
- Inventor: Luwen Xu , Guojun He , Fangqing Gao , Xiaorui Hu , Anxin Zou
- Applicant: STATE GRID CORPORATION OF CHINA (SGCC) , STATE GRID CHONGQING ELECTRIC POWER CO. ELECTRIC POWER RESEARCH INSTITUTE
- Applicant Address: CN Beijing CN Chongqing
- Assignee: STATE GRID CORPORATION OF CHINA (SGCC),STATE GRID CHONGQING ELECTRIC POWER CO. ELECTRIC POWER RESEARCH INSTITUTE
- Current Assignee: STATE GRID CORPORATION OF CHINA (SGCC),STATE GRID CHONGQING ELECTRIC POWER CO. ELECTRIC POWER RESEARCH INSTITUTE
- Current Assignee Address: CN Beijing CN Chongqing
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: CN201210569290 20121225
- International Application: PCT/CN2013/083472 WO 20130913
- International Announcement: WO2014/101481 WO 20140703
- Main IPC: G10K11/16
- IPC: G10K11/16 ; F16F15/02

Abstract:
A method for controlling structure-borne noise based on a combined-type vibration isolation device includes the following steps: S1: determining a combined-type vibration isolation device as required according to parameters of a mechanical device to be isolated, and installing the combined-type vibration isolation device on a horizontal bearing surface; S2: vertically placing the mechanical device to be isolated on the combined-type vibration isolation device; S3: adjusting a mass of an intermediate balance weight block of the combined-type vibration isolation device; and S4: adjusting an inherent frequency of the combined-type vibration isolation device to be lower than a structural vibration sound transmission frequency generated in the operation of the mechanical device to be isolated.
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