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U.S. Department of Energy
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Incorporating uncertainty into electric utility long-term planning and decision making

Conference ·
OSTI ID:7095985
This paper discusses uncertainty as it affects the planning and acquisition of demand and supply resources by electric utilities. The basic elements of uncertainty and definitions of key terms are given to illustrate diverse types of uncertainties associated with different resources and with the utility's external environment. Various analytical methods employed by utilities to treat uncertainty are discussed. A suggestion is offered on ways to enhance analysis of uncertainty by focusing more on the decision making process (and therefore less on the simulation of utility operations and finances). Finally, an example is presented that shows how a particular resource (programs aimed at improving energy efficiency of new buildings in this case) can affect other uncertainties that affect utility decisions. Substantial progress has been made during the past few years in development and application of analytical methods to explicitly incorporate uncertainty into long-term planning. However, much remains to be done in collecting and interpreting data on the uncertainties associated with different resources and the utility's external environment and in using this information to assist decision makers in utilities and in regulatory commissions. 19 refs., 6 figs., 1 tab.
Research Organization:
Oak Ridge National Lab., TN (USA)
DOE Contract Number:
AC05-84OR21400
OSTI ID:
7095985
Report Number(s):
CONF-880814-14; ON: DE88014742
Country of Publication:
United States
Language:
English