by Graham Palmer | May 14, 2018 | Electricity
The social contract of electricity service In an address to a group of British engineers in 1892, Hopkinson articulated many of what we would now identify as contemporary problems faced by electricity regulators. Hopkinson explored the issue of fixed versus variable...
by Graham Palmer | Dec 5, 2017 | Electricity, Modularity
Electricity generation will be modular The delivery of Elon Musk’s battery is a triumph of modularity. Musk promised the South Australian Government that he would deliver the battery in 100 days and completed ahead of the deadline. Furthermore, wind and solar projects...
by Graham Palmer | Jul 11, 2017 | AS/NZS 5139, Storage
A few thoughts on the AS/NZS 5139 battery standard The controversy around the draft AS/NZS 5139:2017 for the safe installation of battery systems highlights two competing interest groups. The first is the residential-based activist community that support ‘democratised...
by Graham Palmer | Jun 29, 2017 | Electricity, Uncategorized
The NRDC baseload twitter storm The release of a Brattle report by the Natural Resources Defense Council (NRDC) resulted in a Twitter storm and much commentary over the meaning of ‘baseload’. Mark Diesendorf had pushed back against the term more than 10 years ago. But...
by Graham Palmer | Jun 17, 2017 | Electricity, Uncategorized
Synchronous grids and inertia The Australian NEM spans five states and 4,500 km and has around 260 registered generators, all of which, when online, are synchronous machines spinning in near-exact synchronization at close to 50 Hz across the network (the island state...
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