YackandandahBobbi McKibbin

Totally Renewable Yackandandah

• Started 2014• Target 100% renewable by

2022• Volunteer organisation• Set up partnerships

• Ausnet Services• Mondo Power• Solar Integrity • Indigo Power• Community

Projects to date

• Yackandandah Health 99kw system• Recently added another 30kw

• 500kw bulk buy LG & Fronius• 2 complete microgrids

• 1 about to start• 10 Community buildings

• 3 with hybrid battery systems• Community owned retailer Indigo

Power launching in November will create the VPP

Micro Grid 1

• Yack Heights• 14 out of 21 houses

• 72kw LG Solar Panels

• 101.5kwh LG Chem RESU batteries

• Fronius & Selectronic inverters

• UBI energy manager & monitor

• Housing Estate 1km from town center

Micro Grid 2

• Ben Valley SWER• 14 out of 101 meters

• 77kw LG Solar Panels

• 140kwh LG Chem RESU batteries

• Fronius & Selectronic inverters

• UBI energy manager & monitor

• 7-10kms from town centre

• SWER due to be split

• Hot water controls

• Success beyond expectations

Micro Grid 3

• Twist Creek SWER• 9 out of 28 houses

• 6-8kms from town centre

• LG/Trina Panels

• LG Chem RESU/BYD

• Reclaim Heat Pump

• UBI Controller/monitor

10 Community buildings

• 80.73kw solar panels

• 39kwh LG Chem ResuBatteries

• UBI

Indigo Power

• Community owned and operated

• Commercial installations via PPA’s

• Retail offer testing in Yack starting Nov ‘19• VPP

Obstacles

• Comms – internet connections

• High voltages

• Long consumer main links

• Cable sizing/runs

• Integrating new technology

• Heritage Overlays

• Working in public spaces

• Working with committees

• Participants – Price sensitive & repayment plans are attractive

Learnings

• Community engaged well before first project

• Working co-operatively with all stake holders including network operators, council – ALL HANDS ON DECK

• Assisted with grid voltage control

• Reactive power is useful

• Using hot water systems as batteries

• Patients

• Nothing is standard or straight forward

• Social licence