1994 Florida Power & Light published an IEEE paper using a similar load model structure – 1998 Delayed voltage recovery in Atlanta area in Southern Company territory – Events observed, analyzed, modeled, and benchmarked to recreate event Both models, in principle, use similar approach to the SCE model and eventual WECC model models were used for special studies in local areas, but beginning to get traction 2013 Northeast Power Coordinating Council (NPCC) created the NPCC Load Modeling Working Group – 2015 Southwest Power Pool (SPP) created the SPP Dynamic Load Task Force – WECC Load Modeling Task 2005 WECC developed model – ‘explicit’ Included distribution equivalent circuit, induction motor load and static load Numerical stability achieved in interconnection-wide study for the first time 2007 First version of the composite load model in GE PSLF developed – Three phase motor models only, no single phase models represented 2006-2009 Single-phase air conditioners tested by Electric Power Research Institute (EPRI), Bonneville – Power Administration (BPA), and Southern California Edison (SCE) Led to development of performance model for single-phase air conditioners 2009 Single-phase air conditioner performance model added to composite load model – 2011 WECC adopts a phased approach for composite load modeling, starts system impact studies – 2013 WECC approved use of 1 composite load models for planning and operational studies –
1994 – Florida Power & Light published an IEEE paper using a similar load model structure 1998 – Delayed voltage recovery in Atlanta area in Southern Company territory Events observed, analyzed, modeled, and benchmarked to recreate event Both models, in principle, use similar approach to the SCE model and eventual WECC model models were used for special studies in local areas, but beginning to get traction 2013 – Northeast Power Coordinating Council (NPCC) created the NPCC Load Modeling Working Group 2015 – Southwest Power Pool (SPP) created the SPP Dynamic Load Task Force WECC Load Modeling Task 2005 – WECC developed ‘explicit’ model Included distribution equivalent circuit, induction motor load and static load Numerical stability achieved in interconnection-wide study for the first time 2007 – First version of the composite load model in GE PSLF developed Three phase motor models only, no single phase models represented 2006-2009 – Single-phase air conditioners tested by Electric Power Research Institute (EPRI), Bonneville Power Administration (BPA), and Southern California Edison (SCE) Led to development of performance model for single-phase air conditioners 2009 – Single-phase air conditioner performance model added to composite load model 2011 – WECC adopts a phased approach for composite load modeling, starts system impact studies 2013 – WECC approved use of 1 composite load models for planning and operational studies
Dynamic%20Load%20Modeling%20Tech%20Ref%202016-06-07.docx