Fig. 4

Error surface showing the discrepancy between P measured (td < t < tf) and calculated P res using different value of L ao and β in Eq. 7. The red line represent optimal parameter β for a given L ao
Error surface showing the discrepancy between P measured (td < t < tf) and calculated P res using different value of L ao and β in Eq. 7. The red line represent optimal parameter β for a given L ao