115 kv/34.5kv solar plant/substationmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...•...
TRANSCRIPT
![Page 1: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/1.jpg)
27April,2016
115KV/34.5KVSOLARPLANT/SUBSTATIONCHASEBENTON: TEAMLEADERSENKODIZDAREVIC: COMMUNICATIONLEADERARIFIBRAHIM: WEBMASTERMAKOKOMUKUMBILWA: KEYCONCEPTHOLDER
SPONSOR/CLIENT: BLACK&VEATCH– ADAMLITERSKI,RAHULRAMANANADVISOR: DR.VENKATARAMANAAJJARAPU
Disclaimer:LogosandgraphicsareregisteredtrademarksofBlack&Veatch.Usedherewithpermission.
![Page 2: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/2.jpg)
• ProjectOverview(Scope)• Deliverables• Specification(Parameters)• SolarPowerPlantDesign• SubstationDesign• Simulations
AGENDA
![Page 3: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/3.jpg)
• PlantLocation• Iowa• Choosebestlocation
• 60MWSolarPowerPlant• Plant/componentsizing• Plantlayout• ProductionSimulation
• Attached115kV/34.5kVSubstation• Substationone-linedrawings• Substationthree-linedrawings
PROJECTOVERVIEW
![Page 4: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/4.jpg)
• Solarpowerplantlayoutandconductorsizing• Plantandsubstationcomponentconnections• Substationone-line/three-linedrawings• Drawinglist• Productionsimulationdata• Engineeringmanhourbudgetandschedule• ProjectpresentationtoBlack&Veatch
DELIVERABLES
![Page 5: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/5.jpg)
• Location:Iowa• FixedRack325WHanwhaQCellssolarmodules• 1670kWEatonXpert inverter• 1500VDCstringvoltage• ≈1.30InverterLoadRatio(ILR)
• Substationspecificationdocument• Arcadiasinglelinediagram• ANSIstandarddevicenumbers
SOLARPLANTREQUIREDSPECIFICATIONS
SUBSTATIONREQUIREDSPECIFICATIONS
![Page 6: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/6.jpg)
325WHANWHAQCELLSSOLARMODULE
PhototakenatB&Vengineeringoffice.
![Page 7: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/7.jpg)
• UsingtheIowaenergycentersolarcalculatortool
• Areamostsuitable:SouthwestIowa*• ButweareusingAmes/BooneareaduelackoftemperaturedatainSWIowa
SOLARPOWERPLANTLOCATION
![Page 8: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/8.jpg)
SOLARPOWERPLANTAREA– CALCULATION
![Page 9: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/9.jpg)
ARRAYPARAMETERTOOL
AbsoluteMinTemp
ModuleDimensions
DesiredTilt/Azimuth
Stringsize
Modulevoc&Isc
TempCoefficient
InverterACCapacity
DesiredSpacing
Corrected StringVoltageCombinerBoxCurrent
TotalDCCapacity
InverterLoadRatio
TiltAdjustedDimensions
GroundCoverageRatio
TotalACCapacity
ArrayP
aram
eter
Tool
![Page 10: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/10.jpg)
SINGLERACKDETAIL
![Page 11: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/11.jpg)
• 36totalarrays• Components– perarray
• 118racksperinverter• 11combinersperinverter• 12rackspercombiner*• 2stringsperrack• 28modulesperstring• 6608modulesperarray
• Spacing– perarray• 12ft betweenrows• 16ft inverteraccessroadinthemiddle
SOLARPOWERPLANTDESIGN– ONEARRAY551.04ft
91.84ft12.63ft
1
2
3
508.69ft4
516.00ft
6 7
8
9
10
11
12.00ft
LegendRack CombinerBoxwithidentificationnumber
InverterSkid--NottoScale Inverter/Step-upXformer
![Page 12: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/12.jpg)
DETAILEDSOLARARRAY−AUTOCAD
![Page 13: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/13.jpg)
• Irradiancecorrectionfactorof1.25−NEC690(A)(1)• Continuouscurrentcorrectionof1.25−NEC690(B)(1)• UsedNEC310guidelinestosizeconductorsforsolarpowerplant
• ReferencedNEC310Table300.50forminimumburialdepthrequirements
• Conductorselection−NECTable310.15(B)(16) andTable310.15(B)(17) guidelines.
SOLARARRAYCONDUCTORSIZING
ConductorsRevised:Conductors MaxIsc(A) Type Material Temp(degC) AWG CableRating(A) MinimumDepth FuseStringConductor 14.75 FreeAir Copper 75 12 35 NA 15RacktoCB-Jumper 29.5 FreeAir Copper 75 10 50 NA 30CBtoInverter-DCfeeder 354 Buried Aluminum 75 700 375 30inch 355XformertoCollector 116 Buried Aluminum 75 1\0 120 36inch (*)
![Page 14: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/14.jpg)
SUBSTATIONSYSTEMBLOCKDIAGRAM
![Page 15: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/15.jpg)
COLLECTOR
![Page 16: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/16.jpg)
FEEDER
![Page 17: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/17.jpg)
KEYPROTECTION
![Page 18: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/18.jpg)
KEYPROTECTION
![Page 19: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/19.jpg)
• 3PhaseACSchematics• DCSchematics:Air-BreakerBypassSwitches(ABS),SEL-451(PrimaryRelay),SEL-351(Feeder&BackupRelay)
• Communication(RTU,Router,RLHCardandEthernetSwitches)
• ACandDCLoadCenters• PanelElevations
SUBSTATION3LINEDRAWINGS
![Page 20: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/20.jpg)
ACTHREELINEDRAWING
![Page 21: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/21.jpg)
PRIMARYRELAYDCDRAWING
![Page 22: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/22.jpg)
SOLARPOWERPLANTLAYOUT237,888panels– 36arrays– 60MWac – 240acres
![Page 23: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/23.jpg)
ANNUALSOLARRADIATION
![Page 24: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/24.jpg)
EXPECTEDPRODUCTION
HelioScopeSimulation:99.73millionkWh/yearComparison:OlmedillaPVPark(60MW):87.5 millionkWh/year
![Page 25: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/25.jpg)
ESTIMATEDSYSTEMLOSSESSolarpowerlosses17.9%of77.3MWp
Helioscope Simulation
![Page 26: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/26.jpg)
• Projectedcost:PVWatts Estimate• Solarpowerplant−$ 255,134,880• $4.25Million/MW• Substation−$20,000,000• Grandtotal−$275,134,880
• FORCOMPARISON:TopazPVPlant• $2.5Billion• 550MW• $4.53Million/MW
PVPLANTCOST
![Page 27: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/27.jpg)
MANHOURBUDGET115 kV / 34.5 kV Solar Power Plant / Substation
StartWeekBreak Projected Overrun BillableHours
Week 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16Aug Sep Sep Sep Sep Oct Oct Oct Oct Nov Nov Nov Nov Nov Dec Dec31 7 14 21 28 5 12 19 26 2 9 16 23 30 7 14 Tasks/Assignements
Meetings-client & advisorsAssigntasks/beginresearch
5 Teamroles/advisorsmeetings1 Discussprojectscopewithclient
0 Solarplantsizedetermination
2 ProjectPlanV1DesigndocumentV1Solararrayparameters
L Solararraylayout
L Solarplantconductors
A Substationone-linedrawings
F Substationthree-linedrawingsProjectPlanV2DesignDocumentV2PresentationslidesandrehearsalFacultypresentationFinalizedeliverables
SUM
HoursBudget 5.0 10.0 10.0 10.0 20.0 20.0 20.0 30.0 30.0 15.0 15.0 30.0 0.0 40.0 10.0 2.0 267.0
HoursActual 4.0 10.0 8.5 16.5 25.0 16.5 44.0 37.0 24.0 16.0 18.0 31.5 0.0 59.0 29.5 1.0 340.5
%ofBudget 80 100 85 165 125 83 220 123 80 107 120 105 0 148 3 1 127.5
StartWeekBreak Projected Overrun BillableHours
Week 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16StartDate Jan Jan Jan Feb Feb Feb Feb Feb Mar Mar Mar Mar Apr Apr Apr Apr
11 18 25 1 8 15 22 29 7 14 21 28 4 11 18 25 Tasks/AssignementsMeetings-client & advisors
6 Fall2015review
1 3-lineacdrawings
0 3-line89drawings
2 3-linebankdrawings3-linebudrawing3-linecommdrawings
G 3-linedcdrawings/ethernet
N 3-linefeederdrawings
I DesigndocumentV3
R Optimization
P Presentationpreperation
S BVpresentationIRPpresentation
SUM
HoursBudget 8.0 8.0 8.0 8.0 8.0 10.0 10.0 8.0 15.0 0.0 10.0 20.0 20.0 10.0 20.0 2.0 165.0
HoursActual 7.5 18.5 19.5 17.5 4.5 9.0 16.5 23.0 41.5 0.0 8.5 24.0 34.0 19.0 25.0 2.0 270.0
%ofBudget 94 231 244 219 56 90 165 288 277 0 85 120 170 190 125 100 163.6
Jan11,2016
Aug31,2015
StartDate
![Page 28: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/28.jpg)
BLACK&VEATCH VISIT
Overland Park,Kansas
![Page 29: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/29.jpg)
• Industryterminology
• LackofexperiencewithAutoCAD
• Teamcommunicationsassociatedwithtrackinglargenumberofdrawingandparameterrevisions.
• FamiliaritywithNECcoderegulations
• Lackofsolarpanelparameterknowledge.Suchasstringvoltagelimitations,MPP,temperatureaffectsofonpanelvoltage.
• Lackofface-to-facemeetingswithclient/mentor.
INITIALCHALLENGESANDDIFFICULTIES
![Page 30: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/30.jpg)
• Designprocessbookkeepingandmanhourbudget.• Solarpowergenerationparameters.• HowtomaximizeutilizationofinvertersbyincreasingDCcapacityaboveinverterratings.
• Designmodularityintosolararraystoallowflexibilityofplacement.
• Experiencewithsubstationrelaycircuitry&communicationcircuitry.
• ImportanceofNECCodecompliance.•Minimizingcost−usealuminumforlargeconductors,minimizespace.
• SimulationofexpectedkWhproduction.
WHATWELEARNED– QUICKSUMMARY
![Page 31: 115 KV/34.5KV SOLAR PLANT/SUBSTATIONmay1602.sd.ece.iastate.edu/uploads/6/2/1/4/62140729/isu...• Solar power plant − $ 255,134,880 • $ 4.25 Million/MW • Substation − $ 20,000,000](https://reader036.vdocuments.net/reader036/viewer/2022070214/6113bb2fc2eb0368b93ba7f5/html5/thumbnails/31.jpg)
QUESTIONS?