Copyright © 2012 Pearson Education, Inc.. All rights reserved.Case Study 6 Modeling Daily Peak Electricity Demands... CS6- 2 Figure CS6.1 Daily peak megawatt demands, November-October.
Trang 1Copyright © 2012 Pearson Education, Inc All rights reserved.
Case Study 6
Modeling Daily
Peak Electricity Demands
Trang 2Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 2
Figure CS6.1 Daily peak megawatt
demands, November-October
Trang 3Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 3
Figure CS6.2 Daily peak demands
versus temperature, November-October
Trang 4Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 4
Figure CS6.3 Theoretical relationship
between daily peak demand and
temperature
Trang 5Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 5
Figure CS6.4 SAS least squares
regression printout for daily peak demand,
Model 1
Trang 6Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 6
Figure CS6.5 Daily peak demand versus
temperature: Actual versus fitted piecewise
liner model
Trang 7Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 7
Trang 8Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 8
Figure CS6.6 SAS printout for
autoregressive time series model of daily
peak demand, Model 2
Trang 9Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 9
Figure CS6.7 SAS printout for
seventh-order autoregressive time series model of
daily peak demand, Model 3
continued on next slide
Trang 10Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 10
Figure CS6.7 SAS printout for
seventh-order autoregressive time series model of
daily peak demand, Model 3 (cont’d)
Trang 11Copyright © 2012 Pearson Education, Inc
All rights reserved
CS6- 11