Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Comparisons of the real-time output voltage from the experimental measurements and analytical calculations (T=2.774s): (a) the horizontal illustration of the specimen with the embedded PZT bimorph, (b) Ls=136mm for path 2, (c) Ls=126mm for path 2, (d) Ls=86mm for path 1, (e) Ls=126mm for path 1, and (f) Ls=86mm for path 1

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Schematic illustrations of the MEH and the wheel tracking test setup: (a) photograph of the PZT bimorph, (b) cross section illustration of the parallel type PZT bimorph with circuit connections, and (c) photograph and (d) cross section illustration of the wheel tracking test setup with an embedded PZT bimorph

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Variations of the effective output voltage VRMS and output power P versus (a) the electric resistance R and (b) the thickness hp of individual layer of the PZT bimorph

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Dependence of the normalized output power k33LpdP/(q02a2d332bphpv) on the normalized vehicle speed vbpLpk33R/(dhp) and normalized safe time Tsafehp/(bpLpk33R) ((Lp+a)/d=0.17)

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Variations of (a) the normalized output voltage k33LpVRMS/(q0ahpd33) and (b) normalized output power k33LpTP/(q02a2d332bphp) versus the nondimensional distance Ls/L for various nondimensional effective interaction lengths (Lp+a)/L with an experimental value Thp/(bpLpk33R)=8.0

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Variations of the normalized output voltage k33LpVRMS/(q0ahpd33) and output power k33LpTP/(q02a2d332bphp) versus the nondimensional effective interaction length (Lp+a)/L with experimental values of Ls/L=0.287 and Thp/(bpLpk33R)=8.0

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Dependence of (a) the normalized output voltage k33LpVRMS/(q0ahpd33) and (b) normalized output power k33LpTP/(q02a2d332bphp) on the normalized period Thp/(bpLpk33R) for various nondimensional distance Ls/L ((Lp+a)/L=0.227)

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: The practical road pavement with one MEH device and subject to a queue of periodic vehicles traveling at a same speed v which is analogous to the wheel tracking test in Fig.1(d)

Date of download: 11/10/2017 Copyright © ASME. All rights reserved. From: Mechanical Energy Harvesting From Road Pavements Under Vehicular Load Using Embedded Piezoelectric Elements J. Appl. Mech. 2016;83(8):081001-081001-7. doi:10.1115/1.4033433 Figure Legend: Dependence of the normalized output power k33LpdP/(q02a2d332bphpv) on the normalized vehicle speed vbpLpk33R/(dhp) for various vehicle spacing d/D ((Lp+a)/d=0.17)