Energy Storage

Solar inverters and automatic shutdown on the floor at Intersolar North America 2018

Solar inverters are turning into the quarterback to the solar modules as wide receivers. And with the need to deliver energy services, talk with the broader power grid, protect first responders and more – the inverter playbook is expanding.

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EIA examines HVDC for renewables

HVDC’s main challenge is the price, which can cost between $1.17-8.6 million per mile, along with scaling the technology in the United States.

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APS seeks 106 MW of batteries to pair with large-scale solar

The Arizona utility has issued a request for proposals (RFP) for battery projects to allow its utility-scale solar fleet to meet evening demand, as part of a plan to add up to 500 MW of storage over the next 15 years.

Hawaii opens up existing solar installations to energy storage

A ruling by state regulators will allow the more than 60,000 Hawaiian homeowners and businesses that have PV systems installed under previous net metering rules to add energy storage without violating their agreement.

Vistra, Tesla and PG&E seeking world’s first 1 GWh+ batteries

PG&E is seeking approval from California regulators for four energy storage projects totalling 567 MW / 2.27 GWh – including a 300 MW / 1200 MWh system by Vistra Energy, and a 182.5 MW / 730 MWh system by Tesla.

Elon Musk’s unprecedented solar+storage vision for Puerto Rico moves forward

Puerto Rico is requesting ten 20 MW / 20 MWh batteries to be deployed strategically in the country’s power grid. The RFQ notes that sites should be upgradable to 40 MW / 160 MWh.

$1 trillion by 2030 – ACORE lays out a US pathway

American Council on Renewable Energy launched a new campaign that aims to reach $1 trillion in U.S. private sector investment in renewable energy and enabling grid technologies by 2030.

100% renewable energy, no net metering caps and more in Massachusetts Senate bill

A bill passed last night in the Massachusetts Senate removes the state’s caps on net metering, sets a 100% renewable energy mandate, boosts the state’s energy storage procurement target to 2 GW and more. But can it pass the House?

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Energy storage takes the grid by storm at the EIA conference, part 2

Part 2 looks at presentations by Fluence and NREL, which outline the market opportunities present both today and in the future.

Energy storage takes the grid by storm at the EIA conference, part 1

Presentations by Duke Energy, NREL, Fluence, GE and the EIA itself showed that energy storage is becoming a fact on the ground.

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