Guest Author




Operating under siege

We take a look at challenges for AEMO in operating the system under the security threats posed by the ongoing bushfires …




Summer reliability back in the headlines

Guest author, Allan O'Neil, provides us an update today on what we can see about summer 2019-20 (in the physical market, and the financial market), now that it is only just around the corner.


Let’s Talk Losses

Guest author, Tom Geiser, discusses the different approaches to loss factors amid recent market proposals.











Who’s responsible for those negative prices?

Rapidly growing solar PV output has been widely tagged as the cause of low and even negative prices in Queensland. But in any market it’s the behaviour of ALL participants that determines price outcomes....


ESOO Unboxing

Without resiling from last week’s criticism of how the headlines from AEMO’s 2019 Electricity Statement of Opportunities (ESOO) were communicated, it’d be churlish for me to fault the depth of disclosure and data sitting...


ConfUSEd by the ESOO? You’re not alone.

I’d rather not add to the number of conspiracy theories in circulation, but I wonder if there’s a conspiracy to make understanding our electricity system in general, and its reliability in particular, as difficult...


War of Losses

Some thoughts from Derek Chapman, from Adani Renewables, in conjunction with two rule change requests at the AEMC relating to Marginal Loss Factors.