Insights

Field Notes

The best energy technology blogs you’ll read, no question about it. Explore the National Electricity Market, its various sub-markets, upcoming reforms, and the economics of battery storage.

All Field Notes

From invisibility cloak to Marauder’s Map: AEMO’s market visibility framework

Where AEMO’s market visibility framework is up to, what to expect next, and how it might affect behind-the-meter batteries.

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Who’s who in the zoo? The battery project ecosystem explained.

A field guide to developers, landholders, investors, lenders, EPCs, retailers, optimisers and lawyers. Who does what, and why you should care.

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Turn a blind eye or change course? Nelson’s demand-side reckoning.

The less talked-about recommendations in the NEM review’s 277-page final report: demand-side resources and behind-the-meter batteries.

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FTA? More like WTF. Flexible Trading Arrangements explained.

How sub-5MW batteries access the wholesale market today, and what the November 2026 flexible trading rule changes for everyone.

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The history of demand-side participation in the NEM

From the SGA framework to the WDRM: a timeline of demand-side participation in the NEM and what comes next for customer-sited batteries.

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Shopping the stack: alternative sources of revenue for non-scheduled BESS

Revenue beyond wholesale and FCAS for non-scheduled BESS: RERT, the Capacity Investment Scheme, NSW PDRS, PPAs and caps explained.

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Containerising AEMO’s PDR: Running 2000s Java in a 2025 Cloud Stack

How we containerised AEMO’s Participant Data Replication (PDR) tools with Docker, plus lessons learned running 2000s Java in a modern cloud stack.

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Extra large demand charge: network tariffs 101

Network tariffs 101: how demand charges work, what network costs recover, and how tariffs should shape where you put your battery.

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What’s the deal with retail?

What it takes to become an electricity retailer in the NEM: AEMO registration, operating costs, market risks and winning customers.

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