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Table 1 Calculation of the mean driving energy

From: Adhesive bonding of measurement equipment on impact-driven offshore monopile foundations

Mean driving energy
Sum of driving energy 78,911 kJ
Total number of blows 4245
Outside diameter (monopile) 522 cm
Inside diameter (monopile) 507 cm
Diameter (steel profile) 7.5 cm
Resultant cross-sectional area 12,122.62 cm2
Impact energy 6509.40 J/cm2
Mean impact energy per blow 1.53 J/cm2