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 | Jul 8, 2017 | EROI, Uncategorized
Japan as a template for how societies might reconfigure with economic stagnation and declining net-energy Japan has enormous debt, falling population, and faces a demographic ‘time bomb’. But my current visit to Japan reveals a vibrant, friendly, and civilised...
by Graham Palmer | Jun 30, 2017 | Oil
A model for exploring oil boom & bust cycles Economics 101 starts with a stylised depiction of a supply and demand curve. The price is determined by the intersection of the curves. This implies that there is no such thing as an ‘oil supply gap’ since a shift of...
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 23, 2017 | Uncategorized
The rigour of the Jacobson et al. RE plan UPDATE: 26 August 2017 – A response to Jacobson et al.’s response has been published with further detail here. Completely decarbonising energy systems is a difficult and complex problem. Wind and solar have the...
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