Wind Power in New Zealand Dougal McQueen PhD candidate, GREEN Grid, EPEC, University of Canterbury: Assessing the benefits of the spatial diversification of wind energy in New Zealand Wind energy consultant: Hyland McQueen Limited Project review Search of internet based media releases: • Operational • Notified • Consented • Withdrawn Data is not 100% as information has not always been archived or recorded. Wind Power Plants operational Brooklyn West Wind Hau Nui 1 Horseshoe Bend Tararua 1 Weld Cone Gebbies Pass Te Uku Hau Nui 2 Lulworth Tararua 2 Mahinerangi Te Apiti Mt Stuart Southbridge Chatham Islands Tararua 3 Lake Grassmere White Hill Mill Creek Te Rere Hau Flat Hill WPPs operational Brooklyn West Wind Hau Nui 1 Horseshoe Bend Tararua 1 Weld Cone Gebbies Pass Te Uku Hau Nui 2 Lulworth Tararua 2 Mahinerangi Te Apiti Mt Stuart Southbridge Chatham Islands Tararua 3 Lake Grassmere White Hill Mill Creek Te Rere Hau Flat Hill Ross Island WPPs notified Why are projects Project Hayes (’02) notified? Hauauru ma raki (’08) • Advertising Pouto Forest (’07) • Engaging community Hawkes Bay (’05) • Commercial Kaiwera Downs ('07) positioning Mahinerangi (’05) WPP capacity notified Puketoi (’11) not necessarily Cape Campbell (’11) indicative of realistic build WPPs notified Why are projects Project Hayes (’02) notified? Hauauru ma raki (’08) • Advertising Pouto Forest (’07) • Engaging community Hawkes Bay (’05) • Commercial Kaiwera Downs ('07) positioning Mahinerangi (’05) WPP capacity notified Puketoi (’11) not necessarily Cape Campbell (’11) indicative of realistic build WPPs consented Hawkes Bay What is consented: Motorimu • No. WTs / capacity Puketoi • Length of consent? Central Wind • Conditions? Hurunui • Appeals… Castle Hill Long Gully Have not read Awhitu consents! Mahinerangi Project Hayes Earlier WPPs reporting Kaiwera Downs not in media Mt Cass WPPs consented Hawkes Bay What is consented: Motorimu • No. WTs / capacity Puketoi • Length of consent? Central Wind • Conditions? Hurunui • Appeals… Castle Hill Long Gully Have not read Awhitu consents! Mahinerangi Project Hayes Earlier WPPs reporting Kaiwera Downs not in media Mt Cass WPPs withdrawn! Have not included Maungatua statements: “Project Motorimu will not proceed in Project Hayes foreseeable future” Rock and Pillar Hauauru ma raki What is the motivation Mt Munro for withdrawing projects? WPPs withdrawn! Have not included Maungatua statements: “Project Motorimu will not proceed in Project Hayes foreseeable future” Rock and Pillar Hauauru ma raki What is the motivation Mt Munro for withdrawing projects? Capacity by time Where are we now? 690 MW operational 1586 MW notified 2449 MW consented 1443 MW withdrawn What is realistic? • Wind resource (cherries picked?) – turbine technology near mature but longer blades. • Transmission – voltage, span, capacity, Transmission to enable renewables… is the approach right? • Access and civils • Resource consenting • Project cost (exchange rates, interest rates) • Changing demand… EVs Spatial diversity Centralised: blue Diversified: red Te Apiti + Tararua 1 2 & 3 Te Apiti + West Wind + + Te Rere Hau (300 MW) White Hill (300 MW) 14 Benefit spatial diversification Centralised Te Apiti + Tararua 1 2 & 3 + More reliable Te Rere Hau (300 MW) (lower variance) Diversified Te Apiti + West Wind + White Hill (300 MW) More predictable Less variable (2 hr offer close = (5min ramp rates = persistence) reserves window) Research papers http://www.epecentre.ac.nz/research/papers.shtml Dynamic Wind Farm Power Simulation Dougal McQueen, Alan Wood, Dr Allan Miller, 14th Wind Integration Workshop, Brussels, October 2015 Wind Power Simulation Using Correlated Innovation Matrix and Wavelet Multi-Resolution Analysis Approaches Dougal McQueen, Alan Wood, Dr Allan Miller, 14th Wind Integration Workshop, Brussels, October 2015 .