Why are battery energy storage systems important in New Zealand?

There is growth in renewable energy generation as New Zealand moves to a low carbon economy. But renewable energy like solar and wind are intermittent which means Battery Energy Storage Systems, which can be flicked on to supply power quickly, are important to manage winter peaks, and to make the national power grid resilient.

What is New Zealand's First Utility-scale battery energy storage system?

New Zealand welcomed its first utility-scale battery energy storage system earlier this year. The 35 MW/35 MWh Rotohiko battery facility commenced operation with electricity distribution company WEL Networks in April, after compleating testing and commissioning.

How many battery containers will totalenergies supply?

The TotalEnergies subsidiary will supply 70 of its Intensium Shift+ battery containers as part of a plan to transform the coal- and gas-fired power site to renewables.

Why do people rely on diesel generators in New Zealand?

Some New Zealand and Pacific communities and households still suffered energy hardship — limited or no access to power — and often had to rely on diesel generators, he said. Climate change was forcing decarbonisation to be addressed and the clean, diverse generation in the PowerCrate was important for minimising diesel use, he said.

How is electricity transported in New Zealand?

Electricity is transported at high voltage (up to 220,000 volts) through a high‑voltage alternating current system around New Zealand. To transfer electricity between the North and South Island, there is a high‑voltage direct current (HVDC) inter‑island cable with a transmission line under the Cook Strait.

How does electricity supply work in New Zealand?

Supplying electricity to homes and businesses across New Zealand involves three key elements: generating electricity, transporting electricity to distribution companies, and then selling it to customers.