Appendix A Significant Rebids The rebidding tables highlight the relevant rebids submitted by generators that impacted on market outcomes during the time of high prices. It details the time the was submitted and used by the dispatch process, the amount of capacity involved and the change in the price of the capacity was being offered. The reason submitted at the time of the rebid is also included. Significant Rebids for 3 pm Trading interval Capacity Submit Price to Participant Station rebid from Rebid reason time ($/MWh) (MW) ($/MWh) 11:06 A change in QLD PD 11.07 am Millmerran Millmerran 53 7 Price cap demand sensitivities -SL constraint management - 12.48 pm Origin Mt Stuart 120 Price cap <96 N^^Q_NIL_B1 SL 1250P change in avail - 12.52 pm Origin Mt Stuart -18 96 N/A ambient conditions SL plant conditions ambient – 12.56 pm Origin Mt Stuart -18 96 N/A temp SL 1344A inc QLD dem 5PD – 1.47 pm Origin Mt Stuart 244 <96 Price cap 8275MW > 30PD 8166MW @1400 SL Gladstone, 1349A interconnector 1.50 pm CS Energy 90 <45 Price cap constraint- binding-SL 1429A interconnector 2.05 pm CS Energy Gladstone 80 <95 Price cap constraint-QNI binding and Oakey and Braema 2.29 pm 1429A interconnector (effective CS Energy 170 Price cap <299 constraint-QNI binding and from Wivenhoe Oakey and Braema 2.40 pm) 2.39 pm (effective Gladstone, 1437A constraint-QNI binding CS Energy 310 <300 cap from Wivenhoe plus other units increasing-SL 2.50 pm) 2.51 pm 1451A constraint-QNI binding (effective CS Energy Gladstone 80 <45 Price cap plus other units increasing-SL from 3 pm) capacity rebid from low to high 647 prices
Appendix A Significant Rebids The rebidding tables highlight the relevant rebids submitted by generators that impacted on market outcomes during the time of high prices. It details the time the was submitted and used by the dispatch process, the amount of capacity involved and the change in the price of the capacity was being offered. The reason submitted at the time of the rebid is also included. Significant Rebids for 3 pm Trading interval Submit time Participant Station Capacity rebid (MW) from ($/MWh) Price to ($/MWh) Rebid reason 11.07 am Millmerran Millmerran 53 7 Price cap 11:06 A change in QLD PD demand sensitivities -SL 12.48 pm Origin Mt Stuart 120 Price cap <96 constraint management - N^^Q_NIL_B1 SL 12.52 pm Origin Mt Stuart -18 96 N/A 1250P change in avail - ambient conditions SL 12.56 pm Origin Mt Stuart -18 96 N/A plant conditions – ambient temp SL 1.47 pm Origin Mt Stuart 244 <96 Price cap 1344A inc QLD dem – 5PD 8275MW > 30PD 8166MW @1400 SL 1.50 pm CS Energy 90 <45 Price cap 1349A interconnector constraint- binding-SL 2.05 pm CS Energy Gladstone 80 <95 Price cap 1429A interconnector constraint-QNI binding and Oakey and Braema 2.29 pm (effective from 2.40 pm) CS Energy Gladstone, Wivenhoe 170 Price cap <299 1429A interconnector constraint-QNI binding and Oakey and Braema 2.39 pm (effective from 2.50 pm) CS Energy Gladstone, Wivenhoe 310 <300 cap 1437A constraint-QNI binding plus other units increasing-SL 2.51 pm (effective from 3 pm) CS Energy Gladstone 80 <45 Price cap 1451A constraint-QNI binding plus other units increasing-SL capacity rebid from low to high prices 647
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