Spectrum PowerCCGeneration Management

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•Price Forecasting•Forward Curves•Cost Forecasting•Product Offerings•Derivative Models•P&L Calculations•Risk Assessment•Scheduling/

Forecasting

•Real Time Feed•Trading Floor•Deal Entry, Deal Capture•Portfolio Management•Hedge Book•Market to Market•Constraint Management•Credit Management

•Accounting•Billing & Settlement•Invoicing•P&L Calculations•Data Mining•Asset Management

•Dispatch & Control•Scheduling/Forecasting•Analysis/Simulation/

Optimization•Resource Scheduling•Maintenance

Scheduling

MiddleOffice

FrontOffice

BackOffice Operations

Preparation Negotiation

Billing &Settlement Execution

DeliveryComplete

Offer toBuy/Sell

ApprovedTransactions

TransactionComplete

Today‘s power generation companies find themselvesin a highly competitive marketplace and ever-changingbusiness environment. Driven by deregulation, theentire industry is transforming. Ways of doing businessare changing.

With deregulation upon us, generation companiesare preparing for changes occurring in the electricalenergy marketplace. Those who are going to staycompetitive are challenged to maximize profits, optimizeresources, and respond quickly to change.

As the leading provider of power applications basedon the experience from more than 30 years in the fieldof generation management, Siemens understandsthe dynamics of this new business environment.Our goal is to provide the solutions and services thathelp our customers turn inevitable challenges intonew business opportunities. To help meet this goal,Siemens introduces the innovative Spectrum PowerCC®

Generation Management system.

Turning challengesinto opportunities

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Retain and grow yourcustomer base

Your customers will be con-cerned with two significantfactors: the price of electricityand the reliability of supply.Spectrum PowerCC helpsyou monitor and control thesefactors to help you keep yourexisting customers andacquire new ones.

Profit maximization

Spectrum PowerCC helpsyou enhance revenue byproviding tools for tightercontrol of reserves, energytrading, and the optimizationof production cost.

Spectrum PowerCC helpsgeneration companies pros-per in the deregulated energymarket environment byensuring savings in all areasof operation. It creates oneenvironment for office, tradingfloor, and control centeractivities. And, it offers thereliability and stability thatcustomers have come toexpect from Siemens – thenumber one power applica-tions provider in themarketplace.

A multi-functionalsoftware system

Spectrum PowerCC is a fullyintegrated suite of generationmanagement applications,helping to provide a powerfulsolution for day-to-day opera-tional needs. Its functionshelp keep response times fastand profit high.

Its field-proven technologydelivers solutions quickly andeasily. From the front officeover operations to back tomiddle office, SpectrumPowerCC allows you tohandle a vast array of tasksin one working environment.This saves your businessvaluable time and money.

Resource utilization

The future success of gener-ation companies dependson long-term forecastingand planning of generationresources. Proper schedulingof energy production andancillary services, monitoring,controlling, and accountingfor generation resourcesare also decisive factors ina deregulated environment.Spectrum PowerCC enablesyou to do all of this and more.

Spectrum PowerCC can beused in numerous applica-tions, giving you control overmultiple aspects of yourday-to-day operations.Easily upgradeable,Spectrum PowerCC hasadd-on functionality.

A Closer Lookat Spectrum PowerCC

Application and features

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Long TermOperational Planning

Load Forecast Price Forecast

• Annual native loadforecasting

• Maintenancescheduling

• Resource optimization• Probabilistic

production costing• Generation

reliability model• Cost minimization or

profit maximizationmode

•Short, medium andlong-term loadforecast

•Native load forecast•Modeling of sensi-

tivity of customerloads to market price

• Short, medium andlong term

• Market clearing price,forward price curve

HydrothermalCoordination

Thermal UnitCommitment

Hydro Scheduling

• Hydro and thermalunit coordination tominimize cost whileserving the load, andplanned transactions

• Potential profit maxi-mization when runin trade optimizingscheduler mode

•Optimal commitmentand scheduling ofgenerators to meetthe load: forecastednative load andplanned transactions

•Potential profit maxi- mization when run

in trade optimizingscheduler mode

• Optimal schedulingof hydro resourcesto meet load andsatisfy varioushydraulic constraints

• Potential profit maximization when run in trade optimizing scheduler mode

TransactionManagement

• Power scheduling• Different types of

products (energy,ancillary services)

• On-line contract refer-ence and verification

• Audit trails• OASIS interface to

schedule transmissionaccess (in U.S.electricity markets)

• Electronic tagging (inU.S. electricity markets)

Trade OptimizingScheduler

Market Profiles Energy Trading, Risk &Portfolio Management

• Determination ofenergy and reservesto bid given a fore-cast market clearingprice for each hourof the planningperiod

• Potential profitmaximization for ageneration company

• Applicable to thermal,hydraulic and hydro-thermal generationsystems

•Preparation of anomograph withquick references toprices andbuy/sell decisions

•Sensitivity analysiswith respect tochanges in load andprices

• Risk assessment• Basis and volatility

management• Portfolio management• Reports (e.g. Position,

Mark-to-Market,Value-at-risk,credit/trader limits,portfolio stress)

Functional Packageprovided by SunGardData Systems Inc.

Deal Entry

• Common deal entryfor financial andphysical aspects

• Deal entry audit

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AutomaticGeneration Control

Economic Dispatch Ancillary ServicesMonitor

• Regulation of the realpower output of thegenerating units andmaintenance of thedesired net deliveryof the generationcompany

• Consideration ofcurrent deliveryschedules (from Trans-action Management)

•Optimal generationallocation among thecommitted units tominimize productioncost

•Proper considerationof reserve require-ments

• Periodical calculationand monitoring ofreserves, alarming ofinsufficiencies

• Support for reliableenergy delivery

Production CostMonitor

SCADA

• Periodical calculationof unit, plant andsystem productioncosts and fuelconsumption values

• Calculation of periodand daily averagecosts and fuelconsumption

•Signaling, measuring,controlling andmonitoring

•Direct interaction withthe field devices

•Calculations, limitmonitoring and alarmprocessing

Basic Components

Engineering system Interfaces(SQL-Access, ODBC)

Software DevelopmentKit (SDK)*

• Input and update ofengineering data

• Single source for allengineering data

• Retention of engi-neering data throughsoftware upgrade

• Object-oriented editorfor field data modelcreation/maintenance

• Fully web-enableduser interface

• Common InformationModel (CIM) objectmodel with exten-sions to support fullGenCo functionality

• Possibility to importengineering data fromexternal source (e.g.another database oran ASCII import file)

•Easy integration withODBC/OLE DB-basedtools (such asMicrosoft Excel)

•SQL interface tohistorical information

•Limited SQL interfacefor accessing datadirectly from thedomain model(e.g. engineering data,real-time data or datacalculated by appli-cations)

• Capability for functional-ity extensions in cost-effective manner and with minimum impacton the rest of the system

• Use of well-defined,versioned interfaces(APIs)

*for cases of specialproject needs

Archive Energy Accounting

• Storage of plannedschedules, actualschedules, quotations,applications savecases, SCADA data,etc.

• Long term archives• RDBMS based• Ad hoc SQL queries

•Data averaging andminimum/maximumdetermination

•Support of hourly,daily, weekly, monthlyreporting

•Contract-basedcalculations

•Accounting of ancillaryservices fees charged

•Accounting of trans-mission fees paid

Spectrum PowerCC Technologies

• Web-based UI• IEC 60870-5 and other

proprietary protocols• IEC 60870-6 TASE.2 (ICCP)• Object-oriented design of

the system, user interfaceand user data model

• First full CIM compliant implementation of power system data model in the marketplace

• Use of industry standard SCADA system WinCC(based upon Windows NT).

Spectrum PowerCC deploysas many off-the-shelf prod-ucts as possible. This enablesSiemens to concentratefuture development ondomain-specific issues whilecomplying with as manystandards as technicallypossible, further enhancingyour revenue.

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The innovative and state-of-the-art technologies of theSpectrum PowerCC softwaremake it easy for you to stayup to date with current andevolving industry standards.With the Spectrum PowerCC,you can upgrade new tech-nologies and leading-edgeproducts that keep you com-petitive while minimizingcosts for system administra-tion and software mainte-nance. State-of-the-arttechnologies used withinSpectrum PowerCC include:

• Running on Microsoft Windows NT and standardPC hardware

• Open interfaces based on Microsoft component technologies including:– COM/DCOM– ActiveX Controls– XML

• Archiving system on commercial RDBMS

• Industry standard interfacesSQL, ODBC

Your business partnerof the future

We are committed to provid-ing solutions for the deregu-lated energy market that helpyou save money, optimizeresources and take advantageof profitable business oppor-tunities. As your businesspartner, we want you tosucceed. Let us provide thefieldproven technology yourcompany needs to prosper ina deregulated energy market.We are the established leaderin power applications solu-tions. Let us be a part of yourfuture.

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BenefitsSpectrum PowerCC helpsgeneration companies toprosper in the deregulatedenergy market environmentby ensuring:

complete solutionsincluding energyproduction managementand energy trading

one environment foroffice, trading floor, andcontrol center

the safety and the stabilityof Siemens – the number-one power applicationsprovider in the market-place

easy integration ofSpectrum PowerCC intothe IT environment of thecompany

savings in all areas frominstallation to main-tenance, upgrading, andtraining

Siemens Aktiengesellschaft Order No. E50001-U330-A142-X-7600Printed in GermanyDispo-Stelle 0640061D6238 Dö/Br 101674 PA 03008.

Powerto the

Siemens AGPower Transmission andDistribution GroupPower Systems Control andEnergy Management DivisionP.O. Box 48 06D-90026 Nuremberg

www.ev.siemens.de

Subject to change without prior notice