
95
distributed oPPortunistiC sChedulinG
stopping rule (NOSR). It can dramatically reduce the cost of elec-
tricity, with cost savings up to 50%. Average waiting time is accept-
able. e time factor reflects the customer’s time requirement for this
appliance. A larger time factor means residents are more sensitive with
the appliance, and it is less flexible to schedule. Small time factors are
more suitable for DR and can save more electricity costs.
0 0.005 0.01 0.015 0.02 0.025 0.0
3
4
5
6
7
8
× 10
–3
OSR without constraint
NOSR without constraint
OSR with constraint
NOSR with constraint
Figure 3.4 Clothes dryer time factor versus cost. ...