In light of recent events, Dan Lee does some digging to find historical incidences of islandings and transmission tower failures.Read More
2022-10-14 major TAS loss of load
On Friday 14th October 2022 a deluge of rain triggered flooding and evacuations … along with a landslide that damaged a major transmission line triggering loss of generation and also 530MW loss of load.
A successful return to service for the Waddamana to Palmerston 220 kV lines following damage sustained during landslides on 14 October 2022.
One of the side-effects of the transmission issues in South Australia and Tasmania is a (much) more complex dispatch process – with NEMDE file creation times slowing down as a result.
A run of volatility lasting several hours in Tasmania on Monday morning 14th November.
On Friday 28th October, the AEMO released its preliminary report into the storm damage to Liapootah – Palmerston 220 kV lines (loss of more than 500MW of load, and trip of Basslink and multiple generators)
Zooming into the ~7 minute period during which the initial event occurred in TAS on Friday 14th October 2022.
Third article on what happened on Friday 14th October 2022 – sharing a photograph of the damaged transmission (thanks to TasNetworks for the photo, and Zeus for the weather) and outlining a number of different timescales that could be considered with respect to this event.
On Friday 14th October we saw a significant system event in Tasmania – with storms downing power links, leading to large (530MW) loss of load and trip of Basslink. In this article we take a first look at the sequence of events…
Some quick notes of a sizeable loss of load in Tasmania and a volatility situation that is ongoing as I hit ‘publish’ at 11:50 NEM time.