SELTAFORSMARTGRIDS 
High-tech solutions for smart networks
October 15, 2014 Stefano Zanin - Marketing 
Worldwide leading company in Telecommunications, ICT, Energy and Transport net...
October 15, 2014 Stefano Zanin - Marketing 
•HQ Cadeo (Piacenza): top management and R&D activities for Automation and Sma...
Turnover & Employees segmentation 
October 15, 2014 Stefano Zanin - Marketing 
54% 
46% 
% Turnover (last 3 years average)...
October 15, 2014 Stefano Zanin - Marketing 
Selta Businesses 
DEF 
EC&N 
EA&T 
Energy Automation & Transport 
Defence & 
C...
•Design, certify and support ICT solutions tailored for classified and not classified data processing 
•Design, certify an...
•IP platformsand terminalsfor UnifiedCommunications & Collaboration, mobilitysolutions, verticalsolutionsfor hospitality, ...
•Mission-critical solutions for Automation, Telecontroland Services Telecommunicationsof energy and transport utilities ne...
“Europe 2020is the EU's growth strategy for the coming decade. 
In a changing world, we want the EU to become a smart, sus...
The20-20-20targetsrepresentanintegratedapproachtoclimateandenergypolicythataimstocombatclimatechange,increasetheEU’senergy...
Evolution towards “greener” sources 
EUfirststartedtomovetowardsthegrowthinproductionfromrenewablesources,encouragingevery...
Overview of current Italian situation 
October 15, 2014 Stefano Zanin - Marketing 
Wind,Biomass,Geothermal,andothers: 
•Gr...
Overview of current Italian situation 
October 15, 2014 Stefano Zanin - Marketing 
Subsidies and incentives (2) 
Sales ser...
Characteristics of renewable power plants 
•WindPower:typicallylargeinstallationofrelevantpower,bothon-shoreandoff-shore,m...
The scenario is evolving… 
October 15, 2014 Stefano Zanin - Marketing 
Traditional Network 
•Centralized control suitable ...
… how reacting? 
Powergridoperators,especiallyDistributionSystemOperator,hastwopossibilitiestoapproachandfacethisissue: 
•...
•Communication system“always on”, real-time communication, data frame 
•Supervision system enabling new functionalities 
•...
Selta: the “smart” choice 
SELTAistheidealpartnerforutilitiesthatwanttoapproachsmartparadigm,thankstoitsrelevantknow-howco...
SELTAcommunicationsolutionsensurecapillarity,excellenceinperformance, reliabilityandinformationsecurityusingdifferentkinds...
First projects funded by EU and Italian Government 
Presence of Selta in smart grid projects 
October 15, 2014 Stefano Zan...
Smart Grid architecture 
October 15, 2014 Stefano Zanin - Marketing 
TS 
CB 
DS 
IPP 
PLC 
GENERAL PROTECTION 
INTERFACE P...
•IEC 61850 based RTU for HV/MV substationTPT2020 
•IEC 61850 and 60870 based RTU for MV/LV substation UP2008 next. gen. 
•...
Control devices 
Smart Grids solutions 
October 15, 2014 Stefano Zanin - Marketing 
Several IEC 61850 RTUs 
IEC 61850 Regu...
Protection devices 
Smart Grids solutions 
October 15, 2014 Stefano Zanin - Marketing 
SPI7300 Gateway 
SPT7500 Integrated...
Communication devices 
Smart Grids solutions 
October 15, 2014 Stefano Zanin - Marketing 
G3-PLC FCC 
Modulation 
OFDM 
Su...
Advantages achieved by Enel 
•Communicationtowards the Distributed Generationand towardsallactive andpassive elements 
•Pr...
•TheutilityA.S.SE.M.S.p.A.managesgas,waterandenergyservicesnetwork 
•ProjectfundedbytheAEEG(EnergyandGasAuthority)withthea...
Selta solution for A.S.SE.M. 
HV/MV substation central system 
BCU 
LAN 
IEC61850 
I/O 
I/O 
I/O 
Power Factoradj. 
Busbar...
Selta solution for A.S.SE.M. 
Main functions of SCADA DMS 
SCADA DMS 
eXPert 
DB Oracle 
Regulation Algorithm & Topology 
...
Selta solution for A.S.SE.M. 
HV/MV substation single line diagram 
October 15, 2014 Stefano Zanin - Marketing
Selta solution for A.S.SE.M. 
DMS topology view 
October 15, 2014 Stefano Zanin - Marketing
2ndhalfMV busbar 
RadiolinkWiFiconnects4sites 
MixednetworkDSLand3G/GPRScoversallsitesinvolved 
HV/MV station BCU 
Switch ...
Peripheral system for MV substation 
Selta solution for A.S.SE.M. 
DGDistributedGeneration(ActiveUsersideofSubstation) 
D...
Main functions for ASSEM MV network 
•Whenaearthfaultoccursthelineprotectiononthetopofthefeederkeepsthebreakerclosed,thank...
Main functions for ASSEM MV network 
Target:isolatingtheportionofthenetworkaffectedbythefaultaswellasreroutingpowersupplya...
WhenafaultoccurstheLineProtectionSystembreaksthecircuitandsendsaremotetripsignaltotheInterfaceProtectionSystemoftheDistrib...
Main functions for ASSEM MV network 
Remote trip (2) 
SinceadisconnectionfromTransmissionSystemOperatoroccursthePrimarySup...
Innovative functions for ASSEM MV network 
Voltage profile optimization (1) 
0.00 4.00 8.00 12.00 16.00 [km] 20.00 
NF-G00...
Innovative functions for ASSEM MV network 
Voltage profile optimization (2) 
OLTC forced to often change tap position in o...
Innovative functions for ASSEM MV network 
Further advanced features 
October 15, 2014 Stefano Zanin - Marketing 
•Newvolt...
Storage: real bargain or “trend topic”? 
October 15, 2014 Stefano Zanin - Marketing 
TSO 
Deferral of asset investments 
P...
Not yet a cost effective solution… 
October 15, 2014 Stefano Zanin - Marketing
•Facilitatetheintegrationofdispersedenergysourcesincreasingthehostcapacityofthegridavoidingexpensiveasset’sinvestments 
•P...
Any question? 
October 15, 2014 Stefano Zanin - Marketing
Thank you for your attention 
Stefano Zanin 
Marketing Manager 
SELTA S.p.A. 
Via Emilia, 231 
29010 Cadeo(PC) –Italy 
e-m...
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Smart Grid - Selta's Point Of View

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A brief overview of what Selta does for Smart Grids, and for the energy market overall, at Italian and international level

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Smart Grid - Selta's Point Of View

  1. 1. SELTAFORSMARTGRIDS High-tech solutions for smart networks
  2. 2. October 15, 2014 Stefano Zanin - Marketing Worldwide leading company in Telecommunications, ICT, Energy and Transport networks Automation Our customers are Utilities, Telco Carriers and Service Provider; Small, Medium and Large enterprises, Corporates; local and central Public Administration Selta in figures Founded in late 1972 58 M€turnover 2013 350 employees(end 2013) 13% reinvested in R&D
  3. 3. October 15, 2014 Stefano Zanin - Marketing •HQ Cadeo (Piacenza): top management and R&D activities for Automation and Smart Grid markets. •Tortoreto (Teramo): R&D activities for Telecom and ICT markets, production center •Roma: Defence & Cyber Security activities Italy •Mostolès (Madrid): Selta has its own company. During the last two years Selta Espana had a strong empowerment due to Telefonica partnership Spain •Moscow: Selta has its own company born in 2011 after an intense development activity Russian Federation •Our largest market in Europe: Selta has a direct relationship with EDF, RTE and SNCF, acting as a true partner and technology provider rather than a simple supplier France •In Africa, Latin America and Middle / Far East, Selta operates through a consolidated partner network which makes the company a global operator Rest of the world International presence
  4. 4. Turnover & Employees segmentation October 15, 2014 Stefano Zanin - Marketing 54% 46% % Turnover (last 3 years average) National market (Italy) International market Research & Development27% Marketing & Sales9% Finance & Accounting4% Operations28% Services21% Other11% 350 total employees
  5. 5. October 15, 2014 Stefano Zanin - Marketing Selta Businesses DEF EC&N EA&T Energy Automation & Transport Defence & Cyber Security Enterprise Communications & Networks
  6. 6. •Design, certify and support ICT solutions tailored for classified and not classified data processing •Design, certify and support the implementation and utilization of Tempestsystem (Compromising Emanations) •Consultancy services for security assessments (Common Criteria, ITSEC), ICT products and systems security evaluation for classified and not classified data. Selta laboratories are recognized in the security sector as an independent evaluator Defence & Cyber Security October 15, 2014 Stefano Zanin - Marketing
  7. 7. •IP platformsand terminalsfor UnifiedCommunications & Collaboration, mobilitysolutions, verticalsolutionsfor hospitality, utilities and PA (Smart City) •CloudCommunications •Broadband and ultrabroadbandaccessnetworks solutionsin xDSL, FTTx, bondingtechnology Enterprise Communications & Networks October 15, 2014 Stefano Zanin - Marketing
  8. 8. •Mission-critical solutions for Automation, Telecontroland Services Telecommunicationsof energy and transport utilities networks •Smart Grid solutions for the management of high and medium voltage distribution and transmission networks, of generation plants and electrical network protection systems Energy Automation & Transport October 15, 2014 Stefano Zanin - Marketing
  9. 9. “Europe 2020is the EU's growth strategy for the coming decade. In a changing world, we want the EU to become a smart, sustainableand inclusive economy” Where it all began… A smarter way of thinking October 15, 2014 Stefano Zanin - Marketing José Manuel BarrosoFormerPresident of the European Commission
  10. 10. The20-20-20targetsrepresentanintegratedapproachtoclimateandenergypolicythataimstocombatclimatechange,increasetheEU’senergysecurityandstrengthenitscompetitiveness: EU Climate-Energy objectives for2020 October 15, 2014 Stefano Zanin - Marketing •20% reduction in EU greenhousegas emissions •20%of EU energy consumption from renewable resources •20% improvement in the EU energy efficiency Toachievethe20-20-20goalitisnecessarytoensuresustainability,safetyandcompetitiveness. Existingpowernetworksmustevolveandbecome“smart”.
  11. 11. Evolution towards “greener” sources EUfirststartedtomovetowardsthegrowthinproductionfromrenewablesources,encouragingeveryMemberStatetoadoptspecificlegislationtopromoteenergyproductionfromwindpower,solarplant,hydroelectricandbiomass. In Italy the growth has concerned mainly wind powerand solar plant total amount of installed energy is about 20% of total installed production capacity but could theoretically cover almost 40%national demand in electric power October 15, 2014 Stefano Zanin - Marketing
  12. 12. Overview of current Italian situation October 15, 2014 Stefano Zanin - Marketing Wind,Biomass,Geothermal,andothers: •GreenCertificates1perMWh(2013averagemarketvalue≈85€) •Energy produced to be sold with: market exchange, net metering, simplified purchase and resale •Comprehensivetariff(energyvalue+incentive)≈0,30€cent/KWh •Durationofincentivesformula15years •Upperlimitforcumulatedannualincentives5,8bln€/year Photovoltaic: •Firstyearsofsubsidiesfor3÷20KWPVplant≈0,50€cent/KWh •FeedIntarifffor3÷20KWPVplant1sthalf2013≈0,16+0,08€cent/KWh •Durationofincentivesformula20years •Upperlimitforcumulatedannualincentives6,7bln€/year Subsidies and incentives (1)
  13. 13. Overview of current Italian situation October 15, 2014 Stefano Zanin - Marketing Subsidies and incentives (2) Sales services€271 Metering& Grid costs€75 Taxes€68 Renewable subsidies93% Others 7% System charges€100 Feed In Tariff counter source: GSE Annual Energy Bill: 514€ (average user, 2700 KWh) Elaboration on AEEG data
  14. 14. Characteristics of renewable power plants •WindPower:typicallylargeinstallationofrelevantpower,bothon-shoreandoff-shore,mainlyconnecteddirectlytoHVtransmissiongrid •SolarPlant:fromverylowtomediumpowersize,mainlyconnectedtoLVnetwork(residentialandsmallsizeindustrialplants)andMVdistributiongrid(largephotovoltaicplants) GrowingofproductiononLVandMVsideoftheelectricalnetworkhashighlightedanewissuetofaceDistributedGeneration October 15, 2014 Stefano Zanin - Marketing GENERATION TRANSMISSION DISTRIBUTION END USER DISTRIBUTION END USER
  15. 15. The scenario is evolving… October 15, 2014 Stefano Zanin - Marketing Traditional Network •Centralized control suitable for passive network •One-way energy flows, passive Grid •Limitedinteraction between control centers and peripheral nodes •Fixed base trading of energy market Smart Grid •Distributed control of the equipment in an active network •Bidirectional energy flows, active Grid •Full interaction with loads, distributed generation, storage systems •Demand-Response policy in real-time energy market
  16. 16. … how reacting? Powergridoperators,especiallyDistributionSystemOperator,hastwopossibilitiestoapproachandfacethisissue: •Large investmentsin infrastructureto upgrade the grid and guarantee reliability and security of energy supply •Using innovative and “smart”technology in order to compensate the deficits of an “old” paradigm and preserve network assets Obviously,thesecondoneistheonlycosteffectivewaytoreachthegoalensuringgridstability… October 15, 2014 Stefano Zanin - Marketing
  17. 17. •Communication system“always on”, real-time communication, data frame •Supervision system enabling new functionalities •Protection and control IED ensuring the supply of power in a reliable way Main features of a Smart Grid October 15, 2014 Stefano Zanin - Marketing
  18. 18. Selta: the “smart” choice SELTAistheidealpartnerforutilitiesthatwanttoapproachsmartparadigm,thankstoitsrelevantknow-howcoveringseveralfields: •automation of HV/MV stations, with control, monitoring and protection equipment compliant with the IEC61850 and IEC61131-3 standards •remote control, protection and regulationfor transmission substations, distribution substations and end users’ power plants •SCADA and Distribution Management Systems Automation, monitoring, control October 15, 2014 Stefano Zanin - Marketing
  19. 19. SELTAcommunicationsolutionsensurecapillarity,excellenceinperformance, reliabilityandinformationsecurityusingdifferentkindsofcommunicationmeans, suchas: •“Access” equipment for cable and optical fiber (flexible multiplexers, DSL modems, bonding terminals) •Solutions leaning on Wi-Max, as well as 3Gand LTEmobile networks •Power line carrier (PLC) transmission systems for HV and MV power lines Selta: the “smart” choice Communication systems October 15, 2014 Stefano Zanin - Marketing
  20. 20. First projects funded by EU and Italian Government Presence of Selta in smart grid projects October 15, 2014 Stefano Zanin - Marketing •Grid4EU–“IncreasetheMVnetwork’shostingcapacityforDER,introducingactivecontrolanddemandresponseofMVgenerators,controllableloadsandstorage”: projectfundedbytheEUFP7committee(theSeventhFrameworkProgramforEUResearch),coordinatedbyERDF(France)andmanagedbyEnel(Italy)regardingtechnicalchoices •POI-P3–ImprovementofthedistributionnetworkaccordingtotheSmartGridprinciples,carriedbyEnelDistribuzione,italianDSO •ASSEM–ProjectapprovedforincentivetreatmentbytheAEEG(EnergyandGasAuthority)forstudyinganddevelopingnewactiveMVnetworkformultiutilitycompanylocatedinSanSeverinoMarche(Italy) •Deval–ProjectapprovedforincentivetreatmentbytheAEEG(EnergyandGasAuthority)forstudyinganddevelopingnewactiveMVnetworkformultiutilitycompanyoperatinginValled’Aosta(Italy) •MIUR–Project«RoMa:ResilienceenhancementofaMetropolitanArea»withrespecttothecall“SmartCitiesandCommunitiesandSocialInnovation”
  21. 21. Smart Grid architecture October 15, 2014 Stefano Zanin - Marketing TS CB DS IPP PLC GENERAL PROTECTION INTERFACE PROTECTION 3G, LTE, HV-PLC, f.o. RTU TRAFO RELAY FEEDER RELAY DLC DLC SWITCH SWITCH SWITCH RTU GATEWAY REGULATOR DISTRIBUTION MANAGEMENT SYSTEM IEC 104 -61850 IEC 61850 IEC 61850 IEC 61850 MODBUS (wire) (wire) TS Transmission Substation DS Distribution Substation IPP Independent Power Prod. HV MV busbar HV/MV distribution grid
  22. 22. •IEC 61850 based RTU for HV/MV substationTPT2020 •IEC 61850 and 60870 based RTU for MV/LV substation UP2008 next. gen. •Transformer Integrated ProtectionDV7500 •IEC 61850 interface for PI and PGDV7300 •Switch layer-3 for HV and MV substationsSNN-110 •IEC 61850 Interface equipment for DG regulationIRE •Power Line Carrier G3-PLC based for MV gridSDLC Under development: •IEC 61850 MV feeder protectionDV9xx-A3 •Fault detector and measuring systemRGDM •Multicast remote tripping for MV gridSTSC Enel and Grid4EU products Smart Grids solutions October 15, 2014 Stefano Zanin - Marketing
  23. 23. Control devices Smart Grids solutions October 15, 2014 Stefano Zanin - Marketing Several IEC 61850 RTUs IEC 61850 Regulation Interface IEC61850devicetointerfaceplantcontroller(PLCorInverters)viafieldprotocol •Setting of P, Q, cos(ϕ) •Implementing regulation functions (Q(V), P(f), PF(P)...) via IEC 61131-3 logic •Measuring of real-time capability of the plant •Able to interface and manage BMS (storage) IEC61850RTUsforHVandMVsubstations •Support of IEC protocols (61850, 60870-5- 101, 103, 104) as well as DNP3, Modbus, HNZ, legacy protocols •PLC functions thanks to IEC 61131-3 •Fault location algorithms, MV switchgears management for trunk failure isolation •Diagnostic via SNMP and web (HTTPS)
  24. 24. Protection devices Smart Grids solutions October 15, 2014 Stefano Zanin - Marketing SPI7300 Gateway SPT7500 Integrated Transformer Protection InnovativeIEC61850protectionrelayforbothHVandMV,integratingAVRforOLTC •Several protection function including differential trafo (87T), max current (51), negative sequence overcurrent (46), max voltage (59) •V, I, P, Q measuring and regulation •Rapid reclosure and Circuit Breaker failure IEC61850Gateway(protocol2wire)forinterfacingGeneralProtectionandInterfaceProtection •Load shedding and Generation disconnection •Setting narrow/wide threshold operation
  25. 25. Communication devices Smart Grids solutions October 15, 2014 Stefano Zanin - Marketing G3-PLC FCC Modulation OFDM Sub-Carriers 256 Sub-Carrier Modulation DBPSK/DQPSK/D8PSK Bit per carrier 3 Transmission Band 159.4-478.1 khz Maximum Bit-rate 207.6 kbps Distribution Line Carrier SNN-110 Smart Grid L3-SwitchwithspecificSmartGridfeatures: •HSxPA,LTE,f.o.WANinterfaces •redundantpowersupply •VLANandPrioritysupport(IEEE802.1qep) •VPNsupport+IPSecencryption •RSTP@L2andOSPF+RIP@L3
  26. 26. Advantages achieved by Enel •Communicationtowards the Distributed Generationand towardsallactive andpassive elements •Protection, control and diagnostic of the MV/LV network in the presence of distributed generation “islanding”procedures •Controlof powerflowsand voltage regulation along the feeders •Increasing hosting capacity keeping the stability of the network •Rapid insulation of the trunk failure according to logical zone selectivity algorithms •Geographically extended measurements (Wide Area Measurement System) in order to give accurate information to TSO about grid status … but suitable for any DSO October 15, 2014 Stefano Zanin - Marketing
  27. 27. •TheutilityA.S.SE.M.S.p.A.managesgas,waterandenergyservicesnetwork •ProjectfundedbytheAEEG(EnergyandGasAuthority)withtheaimtocontrolandmanageDistributedGenerationplants(DG) •ActiveUsersinvolvedintheproject:threehydroelectricplants(480,330and270kW)andthreephotovoltaicplants(100,1700and9kW) •OneTransmissionSubstationmanagesthewholeMVnetwork(20kV)andit’sconnectedto132kVHVnetwork •TwoMVbusbarsfeedingatotalof124and41kmlineseach •8500LVuserscountingover35MW •40MVuserscountingover8MW Selta for smart grids: A.S.SE.M case history Supplied smart grid project for Italian utility October 15, 2014 Stefano Zanin - Marketing
  28. 28. Selta solution for A.S.SE.M. HV/MV substation central system BCU LAN IEC61850 I/O I/O I/O Power Factoradj. BusbarCoupler AVR OLTC SPL 1 Feeder Cannuciaro SPL n Feeder ………… HMI workstation Control Room DV 9xx Protection Relay –BCU wiring SCADA-DMS SNTP DV 910 DV 913 DV 907 SPS TrafoRelay HV/MV OtherRelaySignals October 15, 2014 Stefano Zanin - Marketing
  29. 29. Selta solution for A.S.SE.M. Main functions of SCADA DMS SCADA DMS eXPert DB Oracle Regulation Algorithm & Topology DB Real-Time Off-line Configurator MV network configuration data MV network real-time data Fe IEC 61850 MeasuresCB status Regulation Set-points Load shedding Fault management & System restoration Load balancing via feeder reconfiguration Load Flow computation State Estimation P/Q Power Control cos(ϕ) regulation October 15, 2014 Stefano Zanin - Marketing
  30. 30. Selta solution for A.S.SE.M. HV/MV substation single line diagram October 15, 2014 Stefano Zanin - Marketing
  31. 31. Selta solution for A.S.SE.M. DMS topology view October 15, 2014 Stefano Zanin - Marketing
  32. 32. 2ndhalfMV busbar RadiolinkWiFiconnects4sites MixednetworkDSLand3G/GPRScoversallsitesinvolved HV/MV station BCU Switch 1st half MV busbar Switch SCADA DMS Switch Busbar «Contro» Switch Patch Panel Patch Panel MonomodalFiber MultimodalFiber BCU «Contro» Switch Switch Optical fiber links HV/MV station and MV substation along MV line Telecommunication network Selta solution for A.S.SE.M. October 15, 2014 Stefano Zanin - Marketing
  33. 33. Peripheral system for MV substation Selta solution for A.S.SE.M. DGDistributedGeneration(ActiveUsersideofSubstation) DSDistributionSubstation(MV) October 15, 2014 Stefano Zanin - Marketing Interface ProtectionSystem DG Rcosφ/ RPA I/O DS User meter MODBUS 20 kV Productionmeter Fault Detector Circuit Breaker SELTA router SNN110 61850 SELTA Peripheral Unit STCE-K
  34. 34. Main functions for ASSEM MV network •Whenaearthfaultoccursthelineprotectiononthetopofthefeederkeepsthebreakerclosed,thankstoPetersencoilsupportingthefaultcurrent •Fault detector systems sense the direction of the current, share the value between neighboring devices, and find the origin of the fault •The portion of the grid affected by the fault is automatically isolated •Short Circuit fault can be managed as well, thanks to the boost in communication process given by 61850 Goose messaging Trunk failure searching and isolating DS Line Protection DG Interface Protection Feeder DS DS October 15, 2014 Stefano Zanin - Marketing
  35. 35. Main functions for ASSEM MV network Target:isolatingtheportionofthenetworkaffectedbythefaultaswellasreroutingpowersupplyalongthefeeders: •WhenafaultoccurstheSPLlocatedinDistributionSubstationsendsaninhibitionmessagetotheSPLinCPandinterruptsflowfromtheDistributedGeneration Logical zone selectivity REMOTE TRIP INHIBITION COMMAND TS DS LPS LPS LPS DG DG DG DG LPSLineProtectionSystem October 15, 2014 Stefano Zanin - Marketing
  36. 36. WhenafaultoccurstheLineProtectionSystembreaksthecircuitandsendsaremotetripsignaltotheInterfaceProtectionSystemoftheDistributedGeneration,avoidingtheriskthatgeneratorscontinuetofeedanisolatedportionofnetwork Main functions for ASSEM MV network Remote trip (1) REMOTE TRIP REMOTE TRIP REMOTE TRIP TS DG DG DG LPS October 15, 2014 Stefano Zanin - Marketing
  37. 37. Main functions for ASSEM MV network Remote trip (2) SinceadisconnectionfromTransmissionSystemOperatoroccursthePrimarySupplyFailuresystemsendsasignaltothesupervisionsystemthatgivestheremotetripcommandtotheLineProtectionSystem,inordertodisconnectDistributedGeneration TS REMOTE TRIP HV LOSSSIGNAL DG DG DG DG LPS LPS LPS PSF PSFPrimarySupplyFailure October 15, 2014 Stefano Zanin - Marketing
  38. 38. Innovative functions for ASSEM MV network Voltage profile optimization (1) 0.00 4.00 8.00 12.00 16.00 [km] 20.00 NF-G000252 N001013 N001014 N000888 SS-C200300P SS-C201540 N000873 N000861 N000932 N000950 SS-C200090 SS-C201350 N000942 SS-C201650 N000829 N000798 SS-C200980 N000795 N000794 NF2-S300027 SS-C204020 SS-C201030 NF1-S300001 N000816 N000811 N000817 N000813 SS-C201810 NF1-S300010 SS-C201110 NF1-S300003 N000786 N000784 NF2-S300011 SS-C201050 N000778 N000777 SS-C201190 SS-C202020 1.09 1.07 1.05 1.03 1.01 0.99 [p.u.] Voltage, Magnitude Ore (hh_mm) 12_00 VP_TR_Rosso Date: 02-Feb-2013 Annex: /1 DIgSILENT Before optimization max V = 108% 0.00 4.00 8.00 12.00 16.00 [km] 20.00 NF-G000252 N001013 N001014 N000888 SS-C200300P SS-C201540 N000873 N000861 N000932 N000950 SS-C200090 SS-C201350 N000942 SS-C201650 N000829 N000798 SS-C200980 N000795 N000794 NF2-S300027 SS-C204020 SS-C201030 NF1-S300001 N000816 N000811 N000817 N000813 SS-C201810 NF1-S300010 SS-C201110 NF1-S300003 N000786 N000784 NF2-S300011 SS-C201050 N000778 N000777 SS-C201190 SS-C202020 1.05 1.03 1.01 0.99 0.97 0.95 [p.u.] Voltage, Magnitude Ore (hh_mm) 12_00 - Ottimizzato - Presa ottimale n. -2 VP_TR_Rosso Date: 02-Feb-2013 Annex: /1 DIgSILENT After optimization max V = 104% Thanks to the optimization algorithm, tap changer position and Q values are modified, and a profile without “upper violation” is obtained. October 15, 2014
  39. 39. Innovative functions for ASSEM MV network Voltage profile optimization (2) OLTC forced to often change tap position in order to balance voltage level at the very top of the feeder Power trend not predictable due to the presence of clouds over the plant area October 15, 2014 Stefano Zanin - Marketing
  40. 40. Innovative functions for ASSEM MV network Further advanced features October 15, 2014 Stefano Zanin - Marketing •NewvoltageregulationbasedonreactivepowermodulationofDistributedGenerationtwopossiblewaystoadjustthevoltagelevelonMVnetwork,inordertokeepthevaluewithingiventhresholds: •SettingtapchangerpositionsonHV/MVtransformertoregulatevoltageonthewholebusbar •Workingoncos(ϕ)valuesuppliedbyenduser’sPowerPlant •Limitationandmodulationoftheactivepowerinjectedbyeachdistributedgenerationunit •AutomaticreconfigurationofgridtopologyperformedbySCADADMSsystem
  41. 41. Storage: real bargain or “trend topic”? October 15, 2014 Stefano Zanin - Marketing TSO Deferral of asset investments Peak Shaving Time Shifting Black Start Dispatching Services  real time balancing Frequency, Voltage and VAR regulation DSO Peak Shaving Time Shifting Tuning of HV/MVexchange profile Quality of Service Frequency, Voltage and VAR regulation USER Maximizingself-consumption (leveraging PV plant cost) Reduction ofimbalance costs Predictability of power profile injection
  42. 42. Not yet a cost effective solution… October 15, 2014 Stefano Zanin - Marketing
  43. 43. •Facilitatetheintegrationofdispersedenergysourcesincreasingthehostcapacityofthegridavoidingexpensiveasset’sinvestments •ProvidemoreinformationandserviceoptionstoprosumerDemandResponsetradingdynamicsCustomerSatisfaction •Reducetheoverallenvironmentalimpactofpowergeneration,transmissionanddistribution(lessCO2emissions) •Enhancesupplyreliabilityandqualityofservicesavingoperationcosts •Anticipategriddeficienciesandimplementtheappropriatecorrectivemeasuresreducenontechnicallosses •Amoreefficientmanagementofpeakelectricitydemand,reducingtherequiredgenerationcapacityassetoptimization(lowCAPEX) Smart Grid advantages October 15, 2014 Stefano Zanin - Marketing
  44. 44. Any question? October 15, 2014 Stefano Zanin - Marketing
  45. 45. Thank you for your attention Stefano Zanin Marketing Manager SELTA S.p.A. Via Emilia, 231 29010 Cadeo(PC) –Italy e-mail: s.zanin@selta.it m: +39 331 5791987 Visit us on http://www.selta.com

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