Power Plat Factors

Question 1

The electric load curve is a
graph that shows system
demand by hour

Answer 1

Load Curve

Question 2

Sum of all continuous rating of all
utilization equipment in consumer
premises connected to the supply
system

Answer 2

Connected Load (CL)

Question 3

Greatest demand of load on the
power station during a given
period

Answer 3

Maximum
Demand (MD)

Question 4

Average load occurring on the power station in a given
period
Sometimes called Average Demand

Answer 4

Average Load (AL)

Question 5

Ratio of maximum demand
on the power station to its
connected load

Answer 5

Demand Factor

Question 6

Ratio of the sum of the
individual maximum
demand to the
simultaneous maximum
demand on the power
station

Answer 6

Diversity Factor (Div F

Question 7

Reciprocal of diversity
factor

Answer 7

Coincidence Factor (Co F)

Question 8

Ratio of average load to the
maximum demand during a given
period

Answer 8

Load Factor
(LF)

Question 9

Ratio of actual energy
produced to the maximum
possible energy that could
have been produced
during a given period

Answer 9

Capacity Factor (CF)

Question 10

Ability to carry load under
condition specified by the
manufacturer

Answer 10

Name Plate
or Capacity
Rating

Question 11

Maximum output of equipment
obtained by test under specific
operating condition (not specified
by manufacturer

Answer 11

Capability
Rating

Question 12

Ratio of the energy
generated to the product
of plant capacity and the
number of hours for which
the plant was in operation

Answer 12

Plant Use (or Output) Factor (PUF)

Question 13

Ratio of
maximum
demand to
the generator
capacity

Answer 13

Utilization
Factor (UF)

Question 14

Ratio of the average load
for a given period to the
operating capacity in
actual service (for multi-set
plant)

Answer 14

Operating Plant Factor (OPF)

Question 15

Ratio of the average load for a
given period of the time to the
average of daily maximum
demand during the same period
(usually 30 day period)

Answer 15

Operating Load
Factor (OLF)

Question 16

Ratio between Capacity
Factor to the Plant Use
Factor, or it the ratio of
service hours to the period
hours

Answer 16

Operating
(or Service)
Factor (OF)

Question 17

Per annum measure of the
plant’s capacity factor.
It is the ratio of the net kWh
output for the year to the
name plate capacity of
the plant times hours of the
year

Answer 17

Plant Ratio (PR)