NREL's Windturbine design cost and scaling model: LANDBASED                                                   POSSIBLE CON...
NREL's Windturbine design cost and scaling model: OFFSHORE
http://www.nrel.gov/wind/pdfs/40566.pdf

This spreadsheet is ma...
BALANCE OF STATION COST (BOS)                        2720337.495
                             OFFSHORE WARRANTY PREMIUM   ...
POSSIBLE CONFIGURATIONS
BLADES MATERIAL       TOWER MATERIAL        LOCATION       DRIVE TRAIN
    BASELINE              B...
heq (h)   3,340.19
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Spreadsheet windturbine design cost model (NREL)

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Changing the inputs in this spreadsheet you can obtain estimates of the cost of energy of

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Transcript of "Spreadsheet windturbine design cost model (NREL)"

  1. 1. NREL's Windturbine design cost and scaling model: LANDBASED POSSIBLE CONFIGURATIONS http://www.nrel.gov/wind/pdfs/40566.pdf BLADES MATERIAL TOWER MATERIAL LOCATION DRIVE TRAIN BASELINE BASELINE LANDBASED 3 STAGE This spreadsheet is made for the following configuration: CHOOSE CONFIGURATION ADVANCED ADVANCED SINGLE STAGE Blades material BASELINE DIRECT DRIVE Tower material BASELINE MULTIPATH Drive train 3 STAGE Windturbine location LANDBASED DATA CHOOSE INPUTS Machine Rating (kW) (mr) 1,500.00 Rotor Diameter (m) 70.00 Hub Height (m) 65.00 OMEGA (rad/s) 2.14 CAPACITY FACTOR 0.33 Radio del rotor (m) 35.00 b (número de palas) 3 ROTOR SWEPT AREA 3,848.45 LOW SPEED SHAFT TORQUE 700.00 COST IN $ 2002 COST IN $ 2002 COMPONENT PART COST $ TOTAL COST $ PART MASS (kg) TOTAL MASS (kg) ROTOR 237,083.78 28,290.43 BLADES 50,477.41 151,432.22 4,614.88 13,844.63 HUB 42,852.30 10,082.89 PITCH MECHANISM &BEARINGS 38,485.29 2,284.19 3,588.40 SPINNER, NOSE CONE 4,313.97 774.50 DRIVE TRAIN, NACELLE 571,539.06 34,169.32 LOW SPEED SHAFT 21,222.57 3,026.44 BEARINGS 11,953.06 339.58 679.15 GEARBOX 152,441.74 10,240.49 MECH BRAKE 2,983.99 298.40 GENERATOR 97,500.00 5,498.11 VARIABLE SPEED ELECTRONICS 118,500.00 0 YAW DRIVE & BEARING 9,978.62 19,957.23 1,171.92 1,875.07 MAIN FRAME 47,825.28 10,081.33 DRIVE 38,080.00 8,961.18 PLATFORMS $ RAILINGS 9,745.28 1,120.15 ELECTRICAL CONNECTIONS 60,000.00 0 HYDRAULIC, COOLING SYSTEM 18,000.00 120.00 NACELLE COVER 21,155.20 2,350.34 CONTROL, SAFETY SYSTEM, CONDITION MONITORING 35,000.00 0 TOWER 146,955.48 97,970.32 TURBINE CAPITAL COST (TCC) 990,578.33 160,430.07 FOUNDATIONS 45,818.36 TRANSPORTATION 51,033.75 ROADS, CIVIL WORK 79,008.75 ASSEMBLY & INSTALLATION 38,583.78 ELECTRICAL INTERFACE/ CONNECTIONS 126,603.75 ENGINEERING & PERMITS 32,703.75 BALANCE OF STATION COST (BOS) 373,752.14 INITIAL CAPITAL COST (ICC=BOS+TCC) 1,364,330.46 Installed Cost per kW (ICC/machine rating) 909.55 Turbine capital per kW sans BOS & Warranty (TCC/mr) 660.39 Levelized Replacement Cost(LRC) 16,050.00 Operations & Maintenance 30,353.40 Land Lease Costs (LLC) 4,683.10 CAPACITY FACTOR 0.33 heq (h) 2,890.80 AEP (Kwh) 4,336,200.00 AOE ($/kWh) 0.01 FIXED CHARGE RATE (FCR)= 11,58% 0,1158*ICC= 157,989.47 COE ($/kWh) 0.05 ALL COSTS IN $ 2002
  2. 2. NREL's Windturbine design cost and scaling model: OFFSHORE http://www.nrel.gov/wind/pdfs/40566.pdf This spreadsheet is made for the following configuration: CHOOSE CONFIGURATION… Blades material BASELINE Tower material BASELINE Drive train 3 STAGE Windturbine location OFFSHORE DATA CHOOSE INPUTS… Machine Rating (kW) (mr) 3,000.00 Rotor Diameter (m) 90.00 Hub Height (m) 80.00 OMEGA (rad/s) 2.00 CAPACITY FACTOR 0.38 Radio del rotor (m) 45.00 b (número de palas) 3 ROTOR SWEPT AREA 6,361.73 LOW SPEED SHAFT TORQUE 1,500.00 COST IN $ 2002 COST IN $ 2002 COMPONENT PART COST $ TOTAL COST $ ROTOR 449,947.70 BLADES 101,813.87 305,441.61 HUB 63,076.35 PITCH MECHANISM &BEARINGS 75,054.88 SPINNER, NOSE CONE 6,374.87 DRIVE TRAIN, NACELLE 1,187,794.83 LOW SPEED SHAFT 43,842.78 BEARINGS 29,040.74 GEARBOX 362,318.37 MECH BRAKE 5,968.09 GENERATOR 195,000.00 VARIABLE SPEED ELECTRONICS 237,000.00 YAW DRIVE & BEARING 21,017.18 42,034.37 MAIN FRAME 78,129.79 DRIVE 62,209.41 PLATFORMS $ RAILINGS 15,920.39 ELECTRICAL CONNECTIONS 120,000.00 HYDRAULIC, COOLING SYSTEM 36,000.00 NACELLE COVER 38,460.70 CONTROL, SAFETY SYSTEM, CONDITION MONITORING 55,000.00 TOWER 301,180.61 MARINIZATION 269,179.62 TURBINE CAPITAL COST (TCC) 2,263,102.76 MONOPILE FOUNDATION/SUPPORT ESTRUCTURE 878906.25 OFFSHORE TRANSPORTATION 253470 PORT AND STAGING EQUIPTMENT 60000 OFFSHORE TURBINE INSTALLATION 292968.75 OFFSHORE ELECTRICAL INTERFACE/ CONNECTIONS 761718.75 OFFSHORE PERMITS, ENGINEERING & SITE ASSESMENT 108398.4375 PERSONNEL ACCESS REQUIREMENT 58593.75 SCOUR PROTECTION 161132.8125 SURETY BOND(3% ICC- OFFSHORE WARRANTY COST) 145148.7454
  3. 3. BALANCE OF STATION COST (BOS) 2720337.495 OFFSHORE WARRANTY PREMIUM 299088.4708 INITIAL CAPITAL COST (ICC=BOS+TCC) 5282528.728 Installed Cost per kW 1760.842909 Turbine capital per kW sans BOS & Warranty 754.3675874 Levelized Replacement Cost(LRC) 49804.6875 Operations & Maintenance per turbine/year 195714.1406 Land Lease Costs (LLC) 10822.20912 CAPACITY FACTOR 0.38 AEP (Kwh) 10,020,564.00 AOE ($/kWh) 0.025581498 FIXED CHARGE RATE (FCR)= 11,58% 0,1158*ICC= 611716.8268 COE ($/kWh) 0.086627645 ALL COSTS IN $ 2002
  4. 4. POSSIBLE CONFIGURATIONS BLADES MATERIAL TOWER MATERIAL LOCATION DRIVE TRAIN BASELINE BASELINE OFFSHORE 3 STAGE ADVANCED ADVANCED SINGLE STAGE DIRECT DRIVE MULTIPATH PART MASS (kg) TOTAL MASS (kg) 50,956.66 9,602.93 28,808.78 14,841.49 4,222.05 6,161.88 1,144.50 62,473.03 6,253.75 825.02 1,650.04 18,261.84 596.81 10,419.65 0 2,695.27 4,312.43 16,469.37 14,639.44 1,829.93 0 240.00 4,269.14 0 200,787.07 0 314,216.75
  5. 5. heq (h) 3,340.19

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