PowerPoint-Prsentation

Power plant monitoring for reliable performance and safe investment

Grid-Connected PV Systems Business and TechnologicalOpportunities and Developments in Indonesia5 May 2014, Jakarta, Indonesiawww.skytron-energy.com

1Neuhardenberg Germany / Enerparc, 76.57 MWp, 2012 &pv backoffice, 61.72 MWp, 2013

250 ha or 618 ac 350 Football FieldsPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_1212052

Module PriceBOS PriceProject Price DevelopmentDevelopment of Project EPC PricesPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_1212053

Monitoring?Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205!!!! Es sollte immer einen Kolumnentitel geben dies ist meistens der Prsentationstitel.

4Monitoring of Power Production in Solar PV01Why?02Situation?03How?04And now?Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_1212055Why

Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205!!!! Es sollte immer einen Kolumnentitel geben dies ist meistens der Prsentationstitel.

6WhyDamaged Modules (mounting, manufacturing)

Lightning

Bad Installation

Module Degradation

Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205!!!! Es sollte immer einen Kolumnentitel geben dies ist meistens der Prsentationstitel.

7WhyLess Efficient String Performance

Animal

Weed & Plant

Dust, Dirt & ShadowingPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205!!!! Es sollte immer einen Kolumnentitel geben dies ist meistens der Prsentationstitel.

8WhyInverter Down

no I1Clouds2Voperating3Clouds(identical variationsin current and irradiation curves)

4Powerfailure5Voc = 900 V67Dont let thesun go down on mePage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205!!!! Es sollte immer einen Kolumnentitel geben dies ist meistens der Prsentationstitel.

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Investors & BanksInsurancesEPC & Plant OperatorsGrid OperatorO&M / Control RoomWhy? Who Is Interested?Efficiency & Availability Safety & ReliabilityMaximum YieldsSecure Investments & ROI Grid Stability & Service Seite Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbH1001Why?02Situation?

03How?04And now?Remote Control of Power Production in Solar PVPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_12120511Situation

Source: MEMR 2013Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205!!!! Diagramme und Grafiken sollten immer in dem selben Farbsektrum gestaltet werden.12QUALITY COUNTSSituationSample Plant : 51 MW DC Installed / 75 Central Inverters / 9528 StringsLocated in Indonesia (adapted to sample plant) 1800 kWh/kWp in 2013PPA 0.10 USD/kWh

Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205!!!! Diagramme und Grafiken sollten immer in dem selben Farbsektrum gestaltet werden.1301Why?02Situation?

03How?04And now?Remote Control of Power Production in Solar PVPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_12120514

MeasureCollectSaveCalculateManageVisualizeAnalyzeControlMonitoringHow? Know what is going on in the plant!Instrumentation and Control, orMonitoring, Control and SupervisionPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_12120515

Monitoring: Generator FieldAll electrical quantities (string currents, voltages) Ambient conditions solar irradiation, weather

Monitoring: InvertersMonitoring should be independent of inverter type and make

How? Maintain a comprehensive plant database! Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205

Monitoring of the PV generatorHigh resolution, high precision real-time monitoringString currents: 100 ms scan rate, 0.5% precision

Data acquisition, locally, on site (= data logging)Short-term data storage (weeks): 1-minute mean values

Long-term data storage ( = Data Hosting)Data maintenance and analysis over entire plant life cycle

Control Room (SCADA)How? Supervise the entire plant!Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_12120517How? Keep the power feed under control!

04SUPERVISORY LEVELPVGuard03CONTROL LEVELEnergyGuardskycontrol skylog01SENSOR LEVELArrayGuardStringGuardskyCONNi02DATA ACQUISITION LEVEL

System OverviewPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_12120501Why?02How?

03Example04And now?Remote Control of Power Production in Solar PVPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_12120519

1995199819992008solar city Award(Stadt Berlin)Nominated for eco design Award(Austria)Environment Award(Stadt Berlin)Intersolar Awardfor

StringGuard String Current Monitoring

PVGuard Control Room Platform (SCADA)skytron energy GmbH

2012 and 2013:Nominated for Intersolar Awardfor our skycontrol power plant controller2012Committed to Renewables

Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205

CANADA 67.9 MWpUNITED KINGDOM 50.3 MWpFRANCE191.6 MWpSPAIN70.9 MWpITALY267.5 MWpSLOVAKIA2 MWpGREECE7.2 MWpUKRAINE751.6 MWpCZECH REPUBLIC72.1 MWpGERMANY2 459.7 MWpBELGIUM10.4 MWpTHAILAND18.1 MWpBULGARIA8.2 MWpTONGA1 MWpCHILE31.7 MWp4.5 GWp worldwide rely on skytron energy QATAR0.7 MWpROMANIA154.9 MWpMALAYSIA5.4 MWpKUWAIT0.117 MWpAUSTRALIA0.13 MWpURUGUAY 1.8 MWpSAUDI ARABIA0.15 MWpMAURITIUS15 MWpUSA 5.8 MWpINDIA296 MWpRUSSIA1 MWpISRAEL4.1 MWpOFFICES: DALLAS / SANTIAGO DE CHILE / BERLIN / CAPE TOWN / BANGALORE / SINGAPORE / BEIJING

Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbH!!!! Der Kolumnentitel kann bei ausladenden Grafiken als Bezeichnungstitel genutzt21

Positioning

Customers SamplesGlobal Customer Base and Long-term Relations

GermanyEuropeAsiaUS

Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbH22Worldwide Service & SupportOperation & Maintenance Service - Fulfilling Your Needs -Project Engineering

Data Logging PlanningCommissioning

Optimum StartMaintenance

Fresh Cell TherapyControl Room

Everything Under ControlWorkshopsO&M Consulting

Sustainable Training&Set UpOur Hotline

For Rapid SupportAvoid expensive retrofitting from the outset - dependingon the installation site and the applied PV plant components, our project engineering team plans all the measurement points that require monitoring. We provide the complete configuration of necessary technology, data communication and data banks, in addition to the adjustment of the power plant control system to meet the requirements of the local public utility company.Extend the lifecycle of your PV power plant and the warranty of your installed components! Our maintenance team inspects, repairs and updates your power plant on a continuous basis.Our highly-trained control room team, with its extensive experience in renewable energies, provides permanent management, monitoring, documentation and analysis of your PV power plant. skytron PV plant monitoring and control solutions are comparatively unique in the young solar market. For a good introduction and to cover the basics of our monitoring concept, we offer regular training workshops at our head office in Berlin. So as to be able to react quickly and competently to your requests in the case of an emergency, we provide a number of ways for you to quickly reach the right contact person

Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205Forecast IntegrationForecast capabilities are already included and will be enhanced continuouslyA state-of-the-art photovoltaic power plant production prognosis is available for all plants monitored in PVGuardThe self-learning forecast algorithm doesnt need any plant specific configurationPrognosis is based on high quality weather forecastForecast includes energy yield (plant level), radiation and temperatureUp to six days in one hour resolution

Yield Prognosis Example:green - plant powerblue - prognosisPage Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_12120524The bitterness of poor quality is remembered long after the sweetness of low price has faded from memory. Aldo Gucci quote

Monitoring & Control PLUS Cooperative System Engineering

YES, WE CAN!Page Nr. Grid-Connected PV Systems in Indonesia - 05 May 2014 skytron energy GmbHF_R01-02_121205

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