Port Central Region 1000 145 km Lincoln (Cleve) 300M $ 6,6M pa 1000 ~100 km Davenport Northern 4000 ~1000 km HVDC Davenport Mt Piper $1 855 $37 pa 1300 (destination) Table : Potential transmission investment options for reinforcing capacity between Innamincka (South Australia), and Sydney (NSW, de Silva and Robbie, 2009) AC INN-ADL- INN-ADL- INN-MEL-SYD INN-WSD-SYD INN-MEL-SYD INN-WSD-SYD MEL-SYD MEL-SYD 950km 500kV 1250km 500kV 1000km 500kV 850km 500MW 1250km 1000km - Stage 1 double circuit double circuit double circuit +/- 500kV bipole 60MW - 500 kV 500 kV 500MW (strung 1 circuit) (strung 1 circuit) monopole monopole Adelaide via Dest. Broken Hill Melbourne Western Downs Adelaide Melbourne Western Downs switch station 900 1400 1000 1500 800 1200 300 500 700 1000 600 900 – – – – – – Extend 500kV Upgrade by stringing 2nd 1250km Make a 2400MW bipole Stage 2 double circuit 2400MW +/- 500kV circuit & series comp. 2000MW line plus series 500kV bipole to compensation Melbourne 750km from Add 600MW -500kV Broken Hill half pole in parallel and switching station to 1200MW +500kV Melbourne 2100 3200 1700 2700 1400 2200 1500 2200 1200 1000 1500 – – – – –1700 – Stage 3 1100km 765kV 2-ble cct line w. series comp. 1100km 4000MW +/- 800kV bipole 5000 MW Sydney Dest. 3900 6100 3600 5600 3300 5100 2800 4000 2500 3500 2300 3300 – – – – – –
1000 145 km Port Lincoln Central Region (Cleve) 300M $ 6,6M pa 1000 ~100 km Davenport Northern 4000 (destination) ~1000 km HVDC Davenport Mt Piper $1 855 $37 pa Table : Potential transmission investment options for reinforcing capacity between Innamincka (South Australia), and Sydney (NSW, de Silva and Robbie, 2009) AC INN-ADL- MEL-SYD INN-MEL-SYD INN-WSD-SYD INN-ADL- MEL-SYD INN-MEL-SYD INN-WSD-SYD Stage 1 500MW 950km 500kV double circuit 1250km 500kV double circuit (strung 1 circuit) 1000km 500kV double circuit (strung 1 circuit) 850km 500MW +/- 500kV bipole 1250km 60MW - 500 kV monopole 1000km - 500 kV monopole Dest. Adelaide via Broken Hill switch station Melbourne Western Downs Adelaide Melbourne Western Downs 900 – 1400 1000 – 1500 800 – 1200 300 – 500 700 – 1000 600 – 900 Stage 2 2000MW Extend 500kV double circuit line plus series compensation Upgrade by stringing 2nd 500kV circuit & series comp. 1250km 2400MW +/- 500kV bipole to Melbourne Make a 2400MW bipole 750km from Broken Hill switching station to Melbourne Add 600MW -500kV half pole in parallel and 1200MW +500kV 2100 – 3200 1700 – 2700 1400 – 2200 1500 – 2200 1200 –1700 1000 – 1500 Stage 3 5000 MW 1100km 765kV 2-ble cct line w. series comp. 1100km 4000MW +/- 800kV bipole Dest. Sydney 3900 – 6100 3600 – 5600 3300 – 5100 2800 – 4000 2500 – 3500 2300 – 3300 1300
CSIRO-Electricity-market-analysis-for-IGEG.docx