NorthWestern Energy Group, Inc. · NASDAQ:NWE
NorthWestern Energy — Technical Presentation (2017)
6 slides from NorthWestern Energy's technical presentation, 2017
Slide 1: Wind Technology
Wind Technology 150+ Projects 1.3 GW North America and UK Operating Assets 3 Billion kWh 10 GW And Counting Operating |Construction |Pipeline STRICTLY CONFIDENTIAL. FOR INTERNAL PURPOSES ONLY. DO NOT COPY OR REDISTRIBUTE. 1
Slide 2: Wind - The Basics
Wind - The Basics EVOLUTION, DEPLOYMENT, DEVELOPMENT Evolution of Wind Technology • Moved from a 1MW to 2MW to 3 MW and next 4 MW platforms • Larger machines reduce balance of plant costs on a per MW basis • Reliable installation procedures of a mature industry Wind Projects • Distributed generation
Slide 3: Wind: Resource in Montana
Wind MONTANA Resource In Montana • Good wind resource mostly in the eastern 2/3 of the state • Seasonal resource variability, summer vs winter • Time of day resource variability • Locational variability What Wind Offers • Energy as available • Paired with storage to offer capacity STRICTLY CONFIDENT
Slide 4: Wind: Measuring the Resource
Wind MEASURING THE RESOURCE Cost of Energy • Average annual wind speed • Duration of measurement campaign • Uncertainty P50 vs P99 • Turbine selection • Wake losses STRICTLY CONFIDENTIAL. FOR INTERNAL PURPOSES ONLY. DO NOT COPY OR REDISTRIBUTE. 4
Slide 5: Wind: Cost & Reliability
Wind COST & RELIABILITY Cost • Varies by site and added infrastructure • Site preparation work • Interconnection • Improvement in turbine reliability and increase in turbine size • Turbines make up approximately 2/3 system cost • Over all project size Reliability & Life • 30 year life • Capacity fac
Slide 6: STRICTLY CONFIDENTIAL. FOR INTERNAL PURPOSES ONLY. DO NOT COPY OR REDISTRIBUTE.
STRICTLY CONFIDENTIAL. FOR INTERNAL PURPOSES ONLY. DO NOT COPY OR REDISTRIBUTE. 6
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