New electricity market rules needed to hasten battery uptake, says Transpower

By Pattrick Smellie
Sept. 7 (BusinessDesk) - Large-scale use of batteries in the electricity system is expected to become commercially viable in the next three to five years, but electricity market rules will have to change to deliver owners the full value of batteries' various uses, national grid operator Transpower says in a new discussion paper.
But while households may choose to install batteries to store electricity generated from rooftop photovoltaic solar power units, Transpower suggests the best economic return may come from insta...
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