Mathematical Problems in Engineering / 2020 / Article / Tab 3

Research Article

Maximum Obtainable Energy Harvesting Power from Galloping-Based Piezoelectrics

Table 3

Nomenclature.

SymbolDescription

A
B
C
Cb2ζωn/ϕ2 (Lt)
M1/ϕ2 (Lt)
Kωn2/ϕ2 (Lt)
Θχ/ϕ (Lt)
Air density
LLength of the beam
Ftip
Mtip
Mbase
btipWidth of the tip body
LtipLength of the tip body
a1, a3Aerodynamic force coefficients
RLoad resistance
QQuality factor
ξDamping ratio of the structure
Mode shape of the structure
Electromechanical coefficient of piezoelectric material
Yield strength of piezoelectric material
CpCapacity of piezoelectric layer
UWind velocity
VPiezoelectric voltage
ΩAngular velocity of the motion
χ First natural angular velocity of the cantilever beam
ω
Cantilever-beam displacement

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