by Graham Palmer | May 17, 2017 | Networks
Electricity networks and disruption Clayton Christensen’s theory of disruption was originally based on his observations about disc drives. He saw that the manufacturers of 14” drives for mainframes had been driven out of business by manufacturers of 8” drives for...
by Graham Palmer | May 4, 2017 | Electricity
A few thoughts on the electricity ‘death spiral’ One of Germany’s exports has been the idea of ‘energy democratisation’ – the Energiewende is not just a transition to renewable energy but a switch to energy democracy. But was does energy democracy...
by Graham Palmer | Apr 12, 2017 | EROI
Cost-constrained versus EROI-constrained electricity generation One of the challenges for EROI researchers is explaining in simple terms why EROI matters. I’m planning on doing a series of short posts exploring the relevance of EROI. This first post simply makes the...
by Graham Palmer | Mar 22, 2017 | EROI
EROI of the Australian electricity supply industry I recently did a presentation on the EROI of the Australian electricity supply industry. The key aims were – Calculate how much energy it takes to build, run and maintain the Australian electricity supply...
by Graham Palmer | Mar 19, 2017 | Electricity, Pumped hydro storage
A pumped hydro primer Nearly all electrical storage to date has been pumped hydro storage (PHS), which makes up 97% or 142 GW of global power capacity for electrical storage. The three leading PHS countries are Japan with 26 GW, China at 24 GW and the US at 22 GW. The...
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