wind-turbine.json

{
	"power_radius_data":{
		"source":"tpi2003cost",
		"length_unit":"meter",
		"power_unit":"MW",
		"data":[
			{"radius":30, "power":1.4},
			{"radius":50, "power":4.0},
			{"radius":70, "power":7.6}
		]
	},

	"relative_energy_by_component":{
		"source":"Lenzen2002339",
		"units":"percent",
		"data":[
			{"Component":"Blades","Percent":8.7},
			{"Component":"Hub and Mounting","Percent":6.5},
			{"Component":"Transmission","Percent":9.7},
			{"Component":"Generator","Percent":11.5},
			{"Component":"Nacelle Cover","Percent":0.9},
			{"Component":"Tower","Percent":43.6},
			{"Component":"Foundation","Percent":9.8},
			{"Component":"Electrical","Percent":9.4}
		]
	},
	"energy_intensity_by_component":{
		"source":"Lenzen2002339",
		"units":"MJ/kg",
		"data":{
			"Blades":61.8,
			"Hub and Mounting":36.8,
			"Transmission":36.8,
			"Generator":86.2,
			"Nacelle Cover":61.8,
			"Tower":36.8,
			"Foundation":3.2,
			"Electrical":86.2
		}
	},
	"relative_mass_by_component":{
		"source":"Lenzen2002339",
		"units":"percent",
		"data":[
			{"Component":"Blades","Percent":2.7},
			{"Component":"Hub and Mounting","Percent":3.5},
			{"Component":"Transmission","Percent":5.2},
			{"Component":"Generator","Percent":2.6},
			{"Component":"Nacelle Cover","Percent":0.3},
			{"Component":"Tower","Percent":23.3},
			{"Component":"Foundation","Percent":60.3},
			{"Component":"Electrical","Percent":2.1}
		]
	},

	"relative_cost_by_component_EWEA":{
		"source":"european2009economics",
		"units":"percent",
		"blade_length (meters)":45.3,
		"data":[
			{"Component":"Tower","Percent":26.3},
			{"Component":"Blades","Percent":22.2},
			{"Component":"Power conversion","Percent":5.01},
			{"Component":"Generator","Percent":3.44},
			{"Component":"Hub","Percent":1.37},
			{"Component":"Bearings","Percent":1.22},
			{"Component":"Main shaft","Percent":1.91},
			{"Component":"Main frame","Percent":2.8},
			{"Component":"Yaw system","Percent":1.25},
			{"Component":"Pitch system","Percent":2.66},
			{"Component":"Transformer","Percent":3.59},
			{"Component":"Brake system","Percent":1.32},
			{"Component":"Nacelle housing","Percent":1.35},
			{"Component":"Cables","Percent":0.96},
			{"Component":"Screws","Percent":1.04},
			{"Component":"Gearbox","Percent":12.91}
		]
		},

	"relative_cost_by_component":{
		"source":"wilburn2011wind",
		"note":"Table 1, 2003 column",
		"units":"percent",
		"data":{
			"Blades":16.6,
			"Hub":7.2,
			"Pitch drive":4,
			"Brakes":0.6,
			"Yaw drive":1.8,
			"Shafts":2.3,
			"Bearings":1.3,
			"Couplings":0.7,
			"Gear boxes":13.4,
			"Generators":6.7,
			"Case":1.9,
			"Frame":3.8,
			"Tower":20.6,
			"Tower foundation":5.4,
			"Controller":3.4,
			"Convertor":2.5,
			"Cooling system":0.3,
			"Sensors":0.8,
			"Power electronics":6.7
		},
		"mapping":{
			"Blades":["Blades"],
			"Hub and Mounting":["Hub"],
			"Transmission":["Pitch drive","Brakes","Yaw drive","Shafts","Bearings","Couplings","Gear boxes"],
			"Generator":["Generators"],
			"Nacelle Cover":["Case","Frame"],
			"Tower":["Tower"],
			"Foundation":["Tower foundation"],
			"Electrical":["Controller","Convertor","Cooling system","Sensors","Power electronics"]
		}
	},


	"manufacturing_labor":{
		"comment":"From Sandia report: Cost Study for Large Wind Turbine Blades",
		"total_hours_30":450,
		"data":[
				{"Category":"High Pressure Skin", "Power":2.66, "Percent_30":18.0},
				{"Category":"Shipping", "Power":1.55, "Percent_30":1.1},
				{"Category":"Low Pressure Skin", "Power":2.66, "Percent_30":18.0},
				{"Category":"Root Stud", "Power":1.6, "Percent_30":3.3},
				{"Category":"Assembly Prep", "Power":1.57, "Percent_30":4.9},
				{"Category":"Finishing", "Power":1.28, "Percent_30":5.7},
				{"Category":"Inspection", "Power":1.54, "Percent_30":4.1},
				{"Category":"Leading Edge Shear Web", "Power":2.68, "Percent_30":12.3},
				{"Category":"Material Kitting", "Power":2.42, "Percent_30":10.1},
				{"Category":"Testing", "Power":0.87, "Percent_30":2.5},
				{"Category":"Bonding", "Power":1.64, "Percent_30":7.9},
				{"Category":"Trailing Edge Shear Web", "Power":2.68, "Percent_30":12.3}
			]
		},
	
	"blades":{
		"comment":"From Sandia report: Cost Study for Large Wind Turbine Blades, blade radius, meters, rated power, MW, Cost breakdown for blade material, dollars",

		"blade_30":{
			"radius":30, 
			"power":1.4, 
			"cost_by_material":{ 
				"Fiberglass":7374,
				"Core":991,
				"Resin":2329,
				"Adhesive":674,
				"Root Studs":874
			},
			"mass_by_material":{ 
				"Fiberglass":2523.00,
				"Core":190.00,
				"Resin":1252.00,
				"Adhesive":77.00,
				"Root Studs":66.00
			},
			"tool_area (m2)":148.4,
			"tool_cost (dollars)":239669,
			"tool_runs":400,
			"plant_throughput (blades/day)":6,
			"plant_floor_area (m2)":15329,
			"plant_cost_per_floor_area (dollars/year)":86.1
		},
		"blade_50":{
			"radius":50, 
			"power":4.0, 
			"cost_by_material":{ 
				"Fiberglass":33700,
				"Core":4828,
				"Resin":10785,
				"Adhesive":1660,
				"Root Studs":4550
			},
			"mass_by_material":{ 
				"Fiberglass":11590.00,
				"Core":864.00,
				"Root Studs":414.00,
				"Resin":5800.00,
				"Adhesive":189.00
			},
			"tool_area (m2)":409.3,
			"tool_cost (dollars)":660883,
			"tool_runs":400,
			"plant_throughput (blades/day)":2,
			"plant_floor_area (m2)":21370,
			"plant_cost_per_floor_area (dollars/year)":86.1
		},
		"blade_70":{
			"radius":70, 
			"power":7.6, 
			"cost_by_material":{ 
				"Fiberglass":89530,
				"Core":14531,
				"Resin":28874,
				"Adhesive":3193,
				"Root Studs":12950
			},
			"mass_by_material":{ 
				"Fiberglass":30857.00,
				"Core":2313.00,
				"Resin":15527.00,
				"Adhesive":363.00,
				"Root Studs":1177.00
			},
			"tool_area (m2)":826.9,
			"tool_cost (dollars)":1335166,
			"tool_runs":400,
			"plant_throughput (blades/day)":1,	
			"plant_floor_area (m2)":28328,
			"plant_cost_per_floor_area (dollars/year)":86.1
		}
	}
}