ABC News Daily 2025 Picks: Why energy giants want to control solar batteries
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Dec 28, 2025 Dan Mercer, an ABC energy reporter specializing in virtual power plants and household batteries, shares insights into the evolving energy landscape. He recounts the story of Sydney's Peter Anderson, who aimed to embrace solar energy only to encounter challenges with a virtual power plant. Mercer dives into the implications of demand tariffs, AGL's defense amid growing consumer concerns, and the future potential of home battery systems. He emphasizes the need for consumer trust and fair participation in energy solutions as the industry transforms.
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Customer Spite Leads To VPP Regret
- Peter Anderson bought a home battery to spite power companies and joined an AGL virtual power plant for a $1,000 discount.
- He later says AGL repeatedly drained his battery, forcing him to buy expensive peak power and leave the VPP.
Homes Can Act As Big Power Plants
- A virtual power plant aggregates many household solar and battery systems to act like a large power plant for the grid.
- Householders give up some control in return for the promised overall financial benefit to their household.
Demand Tariff Deepened Customer Frustration
- Peter says AGL placed him on a dynamic demand tariff without adequate warning, compounding his costs.
- He left the VPP and decided to manage his own energy after feeling trapped by peak prices and demand charges.