Author Contributions
Investigation, A.A.; Writing—original draft, A.A. and M.A.J.S.; Writing—review & editing, A.A., M.S.I.S.D., M.A.J.S. and E.S.; Supervision, M.S.I.S.D., M.A.J.S. and E.S. All authors have read and agreed to the published version of the manuscript.
Figure 1.
Composite laminate with a bonded piezoelectric layer at the top and bottom.
Figure 1.
Composite laminate with a bonded piezoelectric layer at the top and bottom.
Figure 2.
Cantilever Bimorph Beam with opposite polarity.
Figure 2.
Cantilever Bimorph Beam with opposite polarity.
Figure 3.
Deflection of PVDF bimorph cantilever beam.
Figure 3.
Deflection of PVDF bimorph cantilever beam.
Figure 4.
Variation of deflection with input voltage.
Figure 4.
Variation of deflection with input voltage.
Figure 5.
Transverse deflection of the cantilever beam for 100 and 200 volts (Reference results are taken from Liew et al. [
25]).
Figure 5.
Transverse deflection of the cantilever beam for 100 and 200 volts (Reference results are taken from Liew et al. [
25]).
Figure 6.
The maximum deflection of the beam for different end conditions against actuator voltage (Reference results are taken from Liew et al. [
25]).
Figure 6.
The maximum deflection of the beam for different end conditions against actuator voltage (Reference results are taken from Liew et al. [
25]).
Figure 7.
Deflection by piezoelectric actuation along the normalized length of the cantilever beam: (
a) Aluminum beam; (
b) Gr/epoxy composite beam. (Reference results are taken from Adnan Alraiess [
22], Chee et al. [
26] and Saravanos and Heyliger’s [
27]).
Figure 7.
Deflection by piezoelectric actuation along the normalized length of the cantilever beam: (
a) Aluminum beam; (
b) Gr/epoxy composite beam. (Reference results are taken from Adnan Alraiess [
22], Chee et al. [
26] and Saravanos and Heyliger’s [
27]).
Figure 8.
Variation of tip deflection with the increasing electric field for cantilever bimorph with opposite polarity (Reference results are taken from Chattaraj & Ganguli [
14]).
Figure 8.
Variation of tip deflection with the increasing electric field for cantilever bimorph with opposite polarity (Reference results are taken from Chattaraj & Ganguli [
14]).
Figure 9.
Variation of tip deflection with the increasing electric potential for cantilever unimorph (Reference results are taken from Sumit et al. [
15].
Figure 9.
Variation of tip deflection with the increasing electric potential for cantilever unimorph (Reference results are taken from Sumit et al. [
15].
Figure 10.
Composite laminated beam: (a) symmetric cross-ply laminate; (b) anti-symmetric angle-ply laminate configuration (a/h = 10).
Figure 10.
Composite laminated beam: (a) symmetric cross-ply laminate; (b) anti-symmetric angle-ply laminate configuration (a/h = 10).
Figure 11.
Variation of (a) deflection and (b) normal stress for a thick beam with the applied voltage for symmetric cross-ply laminate.
Figure 11.
Variation of (a) deflection and (b) normal stress for a thick beam with the applied voltage for symmetric cross-ply laminate.
Figure 12.
Variation of (a) deflection and (b) normal stress for a moderately thick beam with the applied voltage for symmetric cross-ply laminate.
Figure 12.
Variation of (a) deflection and (b) normal stress for a moderately thick beam with the applied voltage for symmetric cross-ply laminate.
Figure 13.
Variation of (a) deflection and (b) normal stress for a thin beam with the electric potential for symmetric cross-ply laminate.
Figure 13.
Variation of (a) deflection and (b) normal stress for a thin beam with the electric potential for symmetric cross-ply laminate.
Figure 14.
Variation of (a) effective piezoelectric strain coefficient and (b) effective elastic property with applied electric potential.
Figure 14.
Variation of (a) effective piezoelectric strain coefficient and (b) effective elastic property with applied electric potential.
Figure 15.
Variation of (a) deflection and (b) normal stress with electric field for thick anti-symmetric angle-ply laminate.
Figure 15.
Variation of (a) deflection and (b) normal stress with electric field for thick anti-symmetric angle-ply laminate.
Figure 16.
Variation of (a) deflection and (b) normal stress with electric field for moderately thick anti-symmetric angle-ply laminate.
Figure 16.
Variation of (a) deflection and (b) normal stress with electric field for moderately thick anti-symmetric angle-ply laminate.
Figure 17.
Variation of (a) deflection and (b) normal stress with electric field for thin anti-symmetric angle-ply laminate.
Figure 17.
Variation of (a) deflection and (b) normal stress with electric field for thin anti-symmetric angle-ply laminate.
Figure 18.
Variation of (a) maximum deflection and (b) normal stress with electric potential for cross-ply laminate with SS end condition.
Figure 18.
Variation of (a) maximum deflection and (b) normal stress with electric potential for cross-ply laminate with SS end condition.
Figure 19.
Variation of (a) maximum deflection and (b) normal stress with electric potential for cross-ply laminate with CS end condition.
Figure 19.
Variation of (a) maximum deflection and (b) normal stress with electric potential for cross-ply laminate with CS end condition.
Figure 20.
Variation of (a) maximum deflection and (b) normal stress with the electric potential for anti-symmetric angle-ply laminate for SS end condition.
Figure 20.
Variation of (a) maximum deflection and (b) normal stress with the electric potential for anti-symmetric angle-ply laminate for SS end condition.
Figure 21.
Variation of (a) maximum deflection and (b) normal stress with the electric potential for anti-symmetric angle-ply laminate for CS end condition.
Figure 21.
Variation of (a) maximum deflection and (b) normal stress with the electric potential for anti-symmetric angle-ply laminate for CS end condition.
Figure 22.
In-plane deflection, normal stress distribution for (a) symmetric cross-ply laminate, (b) anti-symmetric angle ply laminate and transverse shear stress distribution for (c) symmetric cross-ply laminate and (d) anti-symmetric angle ply laminate.
Figure 22.
In-plane deflection, normal stress distribution for (a) symmetric cross-ply laminate, (b) anti-symmetric angle ply laminate and transverse shear stress distribution for (c) symmetric cross-ply laminate and (d) anti-symmetric angle ply laminate.
Table 1.
Material properties of PVDF actuator.
Table 1.
Material properties of PVDF actuator.
| | | | |
---|
| 775 | 0.29 | 0.046 cm−2 | 0.046 cm−2 |
Table 2.
Transverse deflections of the beam along the length .
Table 2.
Transverse deflections of the beam along the length .
| FE Tzou/Ye [24] | FE Jiang & Li [4] | FE Present | Theoretical Jiang & Li [4] |
---|
0.02 | 0.132 | 0.136 | 0.138 | 0.138 |
0.04 | 0.528 | 0.545 | 0.552 | 0.552 |
0.06 | 1.19 | 1.226 | 1.242 | 1.242 |
0.08 | 2.11 | 2.18 | 2.208 | 2.208 |
0.1 | 3.30 | 3.41 | 3.45 | 3.45 |
Table 3.
Material properties (.
Table 3.
Material properties (.
Material | | | | | | | | | | | |
---|
PZT [25] | 63 | 63 | 63 | 24.8 | 24.8 | 24.8 | 0.28 | 0.28 | 0.28 | −166 | −166 |
PZT-4 [26] | 81.3 | - | 64.5 | - | 25.6 | 25.6 | - | 0.43 | 0.43 | −122 | −122 |
Al [26] | 68.9 | 68.9 | 68.9 | 27.6 | 27.6 | 27.6 | 0.25 | 0.25 | 0.25 | - | - |
Adhesive [26] | 6.9 | 6.9 | 6.9 | 2.46 | 2.46 | 2.46 | 0.4 | 0.4 | 0.4 | - | - |
T300/934 [26] | 132.38 | - | 107.6 | - | 56.5 | 56.5 | - | 0.24 | 0.43 | - | - |
Table 4.
Material properties (.
Table 4.
Material properties (.
Material | | | | | | | | | |
---|
PZT 3203 HD [11] | 60.24 | 60.24 | 47.62 | 19.084 | 19.084 | 24.04 | 0.494 | 0.494 | 0.253 |
AS/3501 Gr/Ep [25] | 144.8 | 9.65 | - | 5.92 | 7.1 | 7.1 | - | - | 0.3 |
PZT APC 850 [15] | 63 | 63 | 63 | 24.05 | 24.05 | 24.05 | 0.31 | 0.31 | 0.31 |
Silicon [15] | 166 | 166 | 166 | 65.9 | 65.9 | 65.9 | 0.26 | 0.26 | 0.26 |
| | | | | |
PZT 3203 HD [11] | −320 | −320 | 650 | −520 | - |
PZT APC 850 [15] | −175 | −175 | - | −1210 | −6.3 |
Table 5.
Effect of different nonlinear terms in symmetric cross-ply laminates.
Table 5.
Effect of different nonlinear terms in symmetric cross-ply laminates.
| Elastostriction (%) | Electrostriction (%) | Both (%) |
---|
Deflection | −86.16 | 691.41 | 9.49 |
Normal Stress | −98.45 | 691.42 | −87.74 |
Shear Stress | −85.81 | 691.32 | 12.23 |
Table 6.
Effect of different nonlinear terms in Anti-symmetric angle-ply laminates.
Table 6.
Effect of different nonlinear terms in Anti-symmetric angle-ply laminates.
| Elastostriction (%) | Electrostriction (%) | Both (%) |
---|
Deflection | −81.97 | 691.42 | 42.65 |
Normal Stress | −97.98 | 691.42 | −84.038 |
Shear Stress | −82.22 | 691.36 | 43.73 |