An interesting day in the NEM today, with prices gyrating across a wide spectrum, and across all four mainland regions - on the back of higher demand in Victoria and South Australia due to temperatures there, and supported by transmission issues and other factors.
Three images from NEM-Watch highlighting extremes of pricing in the Queensland region of the National Electricity Market today - illustrating the volatility, and hence the opportunities for Demand Side Response.
A collection of articles about events that occur, and observations that are made, about summer 2012-13 in the Australian National Electricity Market.
Some quick observations about the price spikes observed yesterday on the back of high temperature-driven demand in Victoria.
Demand was lacklustre but we've still given an impressive BBQ away to our competition winner for this summer....
Some summary points about how NEM-Wide demand across the NEM over summer 2011-12 was surprisingly low, with a very low peak achieved.
Looking further (after making the first post today) I see that the demand did rise above 30,000MW across the Australian National Electricity Market today - still a very low level for the highest demand so far this summer...
High temperatures in Victoria and South Australia - but demand is still well down on the all-time records for those regions.
NEM-wide demand is still to crack the 30,000MW barrier (which used to be fairly commonplace several summers ago). This is not providing good news for generators.
By now our schools are full again, and businesses are back at work – so it is timely to review how electricity demand in the NEM trended through the holiday months of December and January.
Analysis of what’s been happening in the NEM over summer 2011-12.
So who was the winner of our "Best Demand Forecaster in the NEM" competition for summer 2010-11?
Some analysis of how NEM-wide demand trended through summer 2010-11, and what this meant on a regional level.
The temperature reached 34 degrees in Brisbane today – with thunderstorms predicted to sweep through the south-east corner, bringing with them a cool change and localised disruptions to power supplies. In the following snapshot from NEM-Watch (at 14:05) we see that the demand in QLD...
As the Courier Mail tweets that 89,000 people in Townsville and Cairns are without power as TC Yasi approaches, I thought the following chart (taken from our ez2view application) might explain a bit of what that means: Like everyone else, we will have to wait...
More extreme weather drives extreme demand and extreme prices - on Wednesday 2nd February.
An illustration of the high demand and volatility on Tuesday 1st February.
Some snapshots of a day in which NEM-wide demand soared, driven by high temperatures across the middle of Australia.
Some images of the see-saw of prices in QLD with the high demand day today.
Some NEM-Watch snapshots illustrating one of the first days that temperatures have risen in the NEM this summer.