New AC-DC Mobile Microgrid Holds Promise of More Efficient Power Distribution

mobile microgrids

A team at the University of Calgary plans to build a mobile microgrid that promises to improve the simultaneous distribution and management of both alternating current (AC) and direct current (DC) electricity. Three university professors are leveraging proprietary AC-DC power conversion and energy management technology to build and operate a … [Read more...]

How Batteries are Challenging Coal and Gas on Cost: BNEF

BESS

The refrain that lithium-ion batteries are a good idea, but just too expensive, is beginning to ring hollow in some markets, according to new data from BloombergNEF (BNEF). In fact, batteries are experiencing what BNEF describes as a “spectacular” drop in per megawatt-hour costs — 76 percent since 2012. The research company this week … [Read more...]

New England Grid Operator Puzzles in Microgrids and Energy Storage: Regional Outlook

energy storage

The good news in New England is that the trend is toward using lower-carbon fuels. The bad news is that grid managers are operating on thin margins and may have to rely on costlier measures to maintain grid reliability. What role will energy storage and microgrids have during this period?   The New England Independent System Operator, … [Read more...]

Move Over, Lithium Ion: Thermal Energy Storage Finds a Niche

thermal storage

Thermal storage is gaining ground in refrigeration applications, providing demand management for one of utilities’ most energy-intensive industries. Industrial refrigeration consumes more energy per cubic foot than any other utility load, said Collin Coker, vice president, sales and marketing, Viking Cold Solutions. Thermal energy storage … [Read more...]

Consumers Energy Plans Smart Energy District To Attract New Business

smart energy district

Communities across America are trying to reinvent themselves — to become 21st Century models where businesses will locate and younger people will want to live. And one such idea is the “smart city,” which entails everything from creating green spaces to renewable energy hubs. The city of Jackson, Mich. is trying to do just that, using its downtown … [Read more...]

California Virtual Power Plant “Shattering Records” for Distributed Energy Storage

virtual power plant

Southern California Edison’s (SCE) five-year-old experiment with local energy has brought about a new world record with a virtual power plant delivering 2 GWh of grid services, according to AMS, the project designer and operator. In 2018 -- its first year of operation -- the virtual power plant was dispatched 250 times to the California … [Read more...]

Horizon Power Chooses Senec to Supply Energy Storage for Onslow Microgrid

energy storage tax credit

Sophie Gale of Australia's One Step Off the Grid provides the latest update on the Onslow microgrid planned by Horizon Power in Western Australia.  Western Australia regional utility Horizon Power has tapped energy storage company Senec Australia to supply smart battery systems for its leading-edge microgrid project that aims to run the coastal … [Read more...]

How to Use Cleaner Diesel in Microgrids

diesel-backed microgrids

We often think of diesel as dirty, and view renewable microgrids as one way to eliminate the use of diesel and other fossil fuels. However, more and more, diesel-backed microgrids can be cleaner, if they rely on the newer, Tier-4 generators. It all depends on where the power is needed, what fuels are available, and how much the microgrid … [Read more...]

Massachusetts and California Rank High in Energy Democracy: Report

energy democracy

Massachusetts, California, New York and Illinois are the top four states for energy democracy, as ranked by their commitment to boosting community-level renewable energy, according to a second annual Community Power Scorecard. The scorecard, released by the Institute for Local Self-Reliance, names these states as stars because their energy … [Read more...]

India Utility Commissions Largest Battery Energy Storage System in South Asia

BESS

India's Tata Power, AES and Mitsubishi recently commissioned what the project partners say is India's first, and South Asia's largest, grid-scale battery-based energy storage system (BESS) — a 10 MW-10 MWh system supplied by Fluence, a Siemens and AES company. Connected to a substation owned by Tata Power subsidiary Delhi Distribution … [Read more...]