1) equivalent utilisation period at maximum output capacity
2) equivalent utilization period at maximum output capacity
3) utilisation period at maximum capacity
4) utilization period at maximum capacity
the quotient of the energy generated by one or more units during a given period of time and the corresponding maximum capacity
GRM: n. (1,2,3,4)
REG: British English (1,3), American English (2,4)
References:
SEE utilization factor of the maximum capacity of a unit
SEE utilisation factor of the maximum capacity of a unit

ENERGY TERM COURTESY OF ENERGY.EU