The oil and gas giants have fallen on tough times. We’re not talking can’t-afford-a-meal tough — they still have billions in cash lying around — but not-raking-in-billions-in-profit tough. Booms and busts have always rocked this industry, so executives could make a case for sitting on their cash until oil prices rebound and prosperous times return.
Or maybe the energy markets are changing and there won’t be a familiar status quo to go back to.
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High penetration of renewables in markets such as Hawaii, California, Denmark, Germany, and China is one aspect of the ongoing changes in the electricity system that points toward rising opportunity for energy storage at the residential, commercial, and utility levels. Solar and wind, in particular, as rapidly scaling forms of variable generation, could benefit from storing excess electricity generation – whether on the grid or in the home – until it is needed. At the same time, energy storage is emerging as an alternative to traditional sources of ancillary services, for voltage regulation and other grid supports. Ultimately, large-scale storage could replace peaking power plants that are needed to run only a few hours a year to meet peak demand, while also being used to provide other valuable grid services year-round.
Microsoft is joining NRG Energy at The University of Texas at San Antonio’s (UTSA) Texas Sustainable Energy Research Institute (TSERI) to announce new research showing that batteries can help ease the transition to a grid increasingly powered by renewables.
A supercapacitor is a double-layer capacitor that has very high capacitance but low voltage limits. Supercapacitors store more electrical energy, rated in farads (F), at an electrode-electrolyte interface than electrolytic capacitors. They consist of two metal plates that are coated only with a porous material known as activated carbon. As a result, they have a bigger area for storing much more charge.
Australian power company AGL is to install the largest ‘virtual power plant’ in the world in Adelaide, South Australia using batteries from San Francisco-headquartered energy storage firm Sunverge Energy.
Renewable energy technology has been split into two camps since it became a reality around the turn of the century.
Energy storage is a new disruptive trend. It basically involves storing energy that can later be harnessed for electricity to power our homes, our cars – our future.
Energy storage is coming in a big way in the U.S. and around the world, but before it does, the industry needs to figure out how installing batteries is going to make customers money. Building batteries in buildings or on the utility’s grid isn’t going to be done because it’s cool or somehow saves the planet — it’ll be done because it makes money. And energy storage has the ability to make a lot of money.