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0 Public Power Weekly May 24,2004
<br /> NERC: transmission congestion likely this summer
<br /> Generating resources should be ad- exceed available generation and trans- between supply and demand needed to
<br /> equate to meet demand this summer in mission capacity.In some local areas noted ensure overall bulk electric system reli-
<br /> North America and transmission systems in the report,system operators may need ability,NERC said.
<br /> are expected to perform reliably, the to implement controlled demand reduc- Peak demand for electricity is projected
<br /> North American Electric Reliabilitycoun- tions to maintain the constant balance to increase by 2.5%,compared to the ac-
<br /> cil said in its 2004 SummerASSessmeni tual 2003 noncoincident summer peak.
<br /> "NERC and the industry have taken a Normal base electricity transfers and first contingency (Noncoincident peak demand is the sum
<br /> number of key steps to improve reliahil- incremental transfer capabilities. itA s p of the eakdemands of the member utili-
<br /> stv in the wake of last summer); black- (xonnt"nitancous),EASTERN Nvccc do - ties within a region,which may
<br /> out," said NERC President
<br /> INTERCONNECTION o ao
<br /> and CEO Miehehl R. Gent. wEcc.Canada ;'oast not occur at the same
<br /> NPCssmo a hour, day, or month.)
<br /> soiomnaea NPOC-O da B Manlimas
<br /> "If all entities comply with °"' g�?iopi� s That is in line with the
<br /> NERC reliability standards, 'o e'8S.' 3T��. historical average annual
<br /> •ISO, otc
<br /> then there should be no un- ��'s`�. o'�y: ,, aq- peak demand growth for
<br /> I
<br /> controlled blackouts." •m g. ' a^ �:,.,� - �,
<br /> Q„� o y the last 10 years,which has
<br /> Transmission congestion is s.c, '. .fit"O !� PC00 Pro-
<br /> wecc a ISO NE been 2.44%,demand ERCsai v ries
<br /> �o�: NPCCUS-
<br /> likelvtooccurinsomcareas zeoo. ,r�; 'rvrlso , s''t7� jecteddemandgrowthvaries
<br /> �I ' .Iez a.
<br /> again this summer and ex- s i' ,'v �� .zoo - .5. . .ass ,t widely among the regions,
<br /> perience shows that, at o7e "'oo „oo. �'�j
<br /> ,T /. en. mAAC NERC said: some regions
<br /> times, volatile and unpre- § i \/IC F,'' iF II � 1500°' expect significant in-
<br /> dictable flow patterns can a �F..,t'A I O, IA .r°`tbl- ,y� creases in their peak demand
<br /> WECC M o �� ♦ _.. i a
<br /> pose significant challenges - °pr�i' i �' „ for the summer, while others
<br /> for transmission system op- WI S ER N ��-11 ,eon. T ft° �;o� project declines.
<br /> SERC
<br /> erators," NERC, said. "The CONNECTION ;_ ,A 7gfka I:Poo 85°' - ”
<br /> vAOnR Although some parts of the
<br /> increasing volume of physi- _ ��A p� ,��ti continent are continuing toexpe-
<br /> al transactions adds to the ERCOT sERC ,' o � 4
<br /> Enla�y � ; ��soelnam
<br /> riencedroughtorbe low-averagerain-
<br /> unpredictability of the flow pat- fall conditions,those conditions are not
<br /> terns"in some areas. ERGOT expected to lead
<br /> Although fuel supplies,invem INTERCONNECTION . e TIContingency Al- Transfer
<br /> p
<br /> � cpaelly .d to capacityorelec-
<br /> tories, and deliveries are also �'I A operating procedure mu: be tric energy short-
<br /> aocti Sensed
<br /> expected to he adequate,unan- CRCC capability d ages this summer,
<br /> /
<br /> VVV " e n transmission Irma
<br /> rr NERC said.ticipated equipment problems __i n c r e m e n t* r r ∎ I dN T na
<br /> and extremely hot weather can a, 4 operating The report ort is Su/mein/me Poad ,a,,esea „ om to aow
<br /> combine to produce situations the name capabiIi 'obeesed available at
<br /> in which demands temporarily For A ROD see next page www.nerc.com.I
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