Matiu-Somes Island Wind and Solar Renewable Energy System Tony Pearson
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- Matiu-Somes Island Wind and Solar Renewable Energy System Tony
Pearson
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- Brief History of the island Design Criteria Chosen System
System Performance Benefits of a combined system Future for Matiu
Somes Island
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- Maori Pa or Fortress Human Quarantine for Early Settlers
Internment camp during the world wars Degaussing station for ships
during the war Gun defences for Wellington Harbour Animal
Quarantine Station Nature and Scientific Reserve
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- Existing Supplies: Unusable Cable from the Mainland 64 kVA
Generator 36 kVA Generator 16 kVA Generator 3 Phase Distribution
System Requirements: 5 Houses, 3 motel blocks, campground, Visitors
centre and office block 3 full time residents Up to 65 short stay
overnight residents Up to 400 day trip visitors Total load of about
25,000 kWhrs per year reducing with efficiency gains. To Provide
11,000 kWhrs per year 65% of their predicted usage.
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- AnnualJanFebMarAprMayJunJulAugSepOctNovDec Avg Wind Speed
m/s66.55.5 6.5 Avg Solar radiation
kWhrs/sqm/day3.834.974.544.312.872.52.132.52.864.314.544.975.4
Resources Predicted Generation
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- Flow Batteries Lithium Water (Pumped Storage) Lead Acid
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- http://user.logicenergy.com/matiusomes/display.php
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- Monthly 22 kW 12 kW Weekly (Winter) 58 kW 10 kW Daily (Winter)
136 kW 73 kW Weekly (Summer) 20 kW 16 kW Daily (Summer) 35 kW 32 kW
Existing System 4 kW 6 kW Size of solar array required with solar
only Size of wind turbine required with wind only
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- Battery Voltage August September
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- Follows the load profile more closely Benefits of a combined
system: Evens out the large peaks and troughs of power generation
Allows for a smaller battery and generator usage Extends battery
life Better match of generation and load
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- Making use of hydrogen for water heating or cooking Further
Reduce Dependency on imported fuels by: Introduction of Electric
vehicles Further electrification introduction of low wattage
heaters and heat pumps Conversion from gas cooking to electric
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- Any Questions Tony Pearson Tecnico Energy Solutions
www.tecnico.co.nz info@tecnico.co.nz Ph: 64 4 212 4873