Investigation on low frequency bandgap of coupled double beam with quasi-zero stiffness for power transformer vibration control

HIGHLIGHTS

• who: Qiang He and colleagues from the State Key Laboratory of Advanced Power Transmission Technology, State Grid Smart Grid Research Institute CoLtd, Beijing, China Institute of Sound and Vibration Research, Hefei University of Technology, Hefei, China have published the research: Investigation on Low Frequency Bandgap of Coupled Double Beam with Quasi-Zero Stiffness for Power Transformer Vibration Control, in the Journal: Shock and Vibration of 31/Dec/2022
• what: To suppress the low frequency fexural vibration and noise of iron core of power transformer caused by magnetostriction, a double-beam metamaterial constructed through coupling silicon . . .
  

   

  

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