Case Study 6 Modeling Daily Peak Electricity Demands

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Case Study 6 Modeling Daily Peak Electricity Demands Copyright © 2012 Pearson Education, Inc.

Case Study 6 Modeling Daily Peak Electricity Demands Copyright © 2012 Pearson Education, Inc. All rights reserved.

Figure CS 6. 1 Daily peak megawatt demands, November-October Copyright © 2012 Pearson Education,

Figure CS 6. 1 Daily peak megawatt demands, November-October Copyright © 2012 Pearson Education, Inc. All rights reserved. 2

Figure CS 6. 2 Daily peak demands versus temperature, November-October Copyright © 2012 Pearson

Figure CS 6. 2 Daily peak demands versus temperature, November-October Copyright © 2012 Pearson Education, Inc. All rights reserved. 3

Figure CS 6. 3 Theoretical relationship between daily peak demand temperature Copyright © 2012

Figure CS 6. 3 Theoretical relationship between daily peak demand temperature Copyright © 2012 Pearson Education, Inc. All rights reserved. 4

Figure CS 6. 4 SAS least squares regression printout for daily peak demand, Model

Figure CS 6. 4 SAS least squares regression printout for daily peak demand, Model 1 Copyright © 2012 Pearson Education, Inc. All rights reserved. 5

Figure CS 6. 5 Daily peak demand versus temperature: Actual versus fitted piecewise liner

Figure CS 6. 5 Daily peak demand versus temperature: Actual versus fitted piecewise liner model Copyright © 2012 Pearson Education, Inc. All rights reserved. 6

Copyright © 2012 Pearson Education, Inc. All rights reserved. 7

Copyright © 2012 Pearson Education, Inc. All rights reserved. 7

Figure CS 6. 6 SAS printout for autoregressive time series model of daily peak

Figure CS 6. 6 SAS printout for autoregressive time series model of daily peak demand, Model 2 Copyright © 2012 Pearson Education, Inc. All rights reserved. 8

Figure CS 6. 7 SAS printout for seventhorder autoregressive time series model of daily

Figure CS 6. 7 SAS printout for seventhorder autoregressive time series model of daily peak demand, Model 3 Copyright © 2012 Pearson Education, Inc. All rights reserved. continued on next slide 9

Figure CS 6. 7 SAS printout for seventhorder autoregressive time series model of daily

Figure CS 6. 7 SAS printout for seventhorder autoregressive time series model of daily peak demand, Model 3 (cont’d) Copyright © 2012 Pearson Education, Inc. All rights reserved. 10

Copyright © 2012 Pearson Education, Inc. All rights reserved. 11

Copyright © 2012 Pearson Education, Inc. All rights reserved. 11