Energy use by air conditioning can be both expensive and taxing for the environment, with the University of the Sunshine Coast, Queensland, Australia, set to trial a three-storey ‘water battery’ to reduce both energy demand and cost.
A key missing piece in the clean energy puzzle is the question of how to provide baseload power in an electricity system dominated by intermittent renewables. Javier Cavada of Highview Power examines cryogenic long-duration storage as a possible solution.
South Australia state-run firm SA Water plans to deploy 152MW of solar PV and 35MWh of energy storage over the next two years in order to reach its target of zero net electricity costs by 2020.
US state of Massachusetts recommends large-scale energy storage installations, sweeping policy changes, and wide-ranging pilot programme, a month after it proposes storage procurement targets for local utilities.