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Tapered beam vibration absorber mechanism broadband absorber


bration, 1998; 216 (1) :133-1453 Feng Danfeng. Zhi Xiang Fu, Meng Yun-hong. Waveguide Absorber slotted disk and export the shot of energy. Huazhong University of Technology, 2000; 28 (1) :8-144RENMZ. Avariantdesignofthedynamicvibrationab-sorber. JournalofSoundandVibration,[link widoczny dla zalogowanych], 2001; 245 (4): 476 Vibration Engineering Volume 17 56. One. } 10 Wang Minqing,[link widoczny dla zalogowanych], SHENG Mei-ping,[link widoczny dla zalogowanych], Sun Jin-cai. DVA broadband characteristics of power flow. Journal of Acoustics, 2002; 27 (2) :121-123 Wuchong Jian,[link widoczny dla zalogowanych], Luo Dongping, Yang Shuzi. Analysis of driving force of the WPA absorber more support mast dynamics. Huazhong University of Technology, 1999; 27 (2) :22 -2478 Wei, Miriam down Jie, Hu elected Lee, et al. Beam power flow of the admittance method. Xi'an Jiaotong University, 1995; 29 (7) :29-35ShingHueiHo, ChaoKuangChen. Analysisofgeneralelasticallyandrestrainednon-'uniformbeamsusingdiffer-· entialtransform. AppliedMathematicalModelling, 1998; 22.219-234CharacteristicofDynamicVibrationAbsorberShapedNon-UniformBeamWangYanqinShengMeipingSunJincai (CollegeofMarineEngineering.NorthwesternPolytechnicalUniversity, Xian, 710072, China) Abstract: Basedonthepowerflowcharacteristicofbeam-plateeoupliedstructure, theideaofreducingtheresonanceofelas-ticstructureswithnon-uniformbeamisproposed. Theabilityofnon-uniformbeaminabsorbingthebroadbandresonancevi-brationisverifiedbysimulation. Theeffectofthestructureparametersandpositionsofnon-uniformbeamonthevibrationreductionisanalyzedindetail. Alltheseprovidethebasisfordesigningnewdynamicvibrationabsorber (DVA) thatisfitfortheresonancevibrationreductionofelasticstructures. Theresultsdemonstratethatthenon-uniformbeamDVAcanabsorbabroaderbandresonancevibrationandhasabettereffectinvibrationsuppression. Inaddition, theDVAissimpleinstructure, easytOfix,[link widoczny dla zalogowanych], andpromisingforpracticaluse. Keywords: beam; dynamicvibrationabsorber; powerflow first author: Continuous Parameters, female, Ph.D., born in 1975. Phone: (029) 88474094; (029) 88495861; E-mail: wangyql24 @ 163. com

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