Why Hawaii Is Becoming the Proving Ground for the Future of Energy Storage

on January 16, 2017

MadisonThe islands of Hawaii are known for their gorgeous landscapes and world famous beaches, but they’re probably not the first place you think of when you think of renewable energy. But they should be. 

Hawaii is the first state in the U.S. where rooftop solar has become an almost standard item on homes and businesses, something I personally witnesses recently driving around the islands of O’ahu and Kaua’i. Solar panels are also in places unthinkable in other locations. They face north, they’re covered by trees, and some look like they’re barely attached to the roof itself. But Hawaiians find solar to be so economical that almost all solar makes sense, and they are increasingly finding energy storage an economical solution as well. Understanding just how energy storage is working here can help us understand why companies are proving their technologies of the future on the Hawaiian Islands. 

 

Island energy doesn’t look like continental U.S. energy

On average, U.S. residential consumers pay 12.45 cents per kWh for electricity. Prices vary by state in the continental U.S., from 9.33 cents per kWh in Louisiana to 19.95 cents per kWh in Connecticut, but the prices in the lower 48 states pale in comparison to those in Hawaii. 

According to the EIA, in October 2016 residential electricity prices in Hawaii were 27.54 cents per kWh, and on the island of Kaua’i rates are 32.78 per kWh starting this year. That makes solar extremely viable given the fact that power purchase agreements for residential projects can be found for less than $0.13 per kWh. Utility contracts are going for less than $0.05 per kWh. And the difference means energy storage can make financial sense as well. 

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MadisonWhy Hawaii Is Becoming the Proving Ground for the Future of Energy Storage

Energy storage movers and shakers: Alevo, Trojan, Solarwatt, Eguana

on January 16, 2017

Energy Storage NewsEnergy storage provider Alevo has appointed Peter Heintzelman as group CFO.

Heintzelman brings a wealth of international management and board level experience, having conducted strategic planning and successful financial management for major energy businesses around the world.

Heintzelman joins from T5 Oil & Gas, a privately-funded exploration and production firm, where his responsibilities as CFO included leading corporate and organic upstream transactions across Africa and the Middle East and maintaining a strong following in the financial markets. He brings over 25 years’ experience in the energy and energy investment banking sectors globally, with a background that includes Head of Energy roles with Standard Bank, and senior management positions at Halliburton and Enron.

“The battery storage market is poised to expand rapidly in 2017 and I am keen to be part of that process,” explained Heintzelman. “Alevo’s GridBank advanced battery technology and the high performance computing and analytics capabilities provided by Alevo Analytics are key differentiators for the company. It is clearly a successful and expanding business and I look forward to the challenges and opportunities that lie ahead.”

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Energy Storage NewsEnergy storage movers and shakers: Alevo, Trojan, Solarwatt, Eguana

Mitsubishi Corporation and Partners Launch Energy Storage Demonstration Project in Delhi, India

on January 14, 2017

BenzingaTOKYO, Jan 13, 2017 – (JCN Newswire) – Mitsubishi Corporation reached a basic agreement with AES Corporation and Tata Power Delhi Distribution Limited (TPDDL), which distributes electricity in Northern and Northwestern Delhi, to develop an energy storage demonstration project in India. The project will be concentrated in the grid sectors operated by TPDDL.

Under the partnership, MC and AES will establish a 10 MW energy storage system at TPDDL’s facilities. Administered jointly by the three companies, the energy storage system will contribute to stabilizing the grid network, which delivers power to over 7 million customers across the region. The project will be implemented using Advancion(1), the cutting-edge energy storage technology developed by AES Energy Storage, a subsidiary of AES.

The Indian government has been undertaking a number of initiatives aimed at curbing chronic electricity shortage while at the same time reducing green-house gas emissions and improving air quality. One approach has been the proactive use of renewable sources such as wind and solar energy. However, the energy secured from these natural sources is not yet sufficient to fill demand-supply gaps or provide the stability required for the grid network. In light of this, electricity storage systems have proven to be a valuable option as they provide a back-up of energy supply, which addresses these and other concerns, including the risk of power outages caused by overloading at peak periods. The outlook for electricity storage systems is therefore very positive.

This project will not only serve to demonstrate the contribution that advanced Advancion technology can make to stabilizing electricity grids, but it will also lay the groundwork for MC to develop projects of this nature successfully in India and in other parts of the Asia and Oceania region. More broadly, the introduction of Advancion in the region is likely to have a positive impact in terms of increasing the use of renewable energy, reducing costs related to power transmission and distribution, and lowering the volume of green-house gas emissions.

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BenzingaMitsubishi Corporation and Partners Launch Energy Storage Demonstration Project in Delhi, India

AES to build solar energy storage project in Hawaii

on January 13, 2017

Electric-Light-and-PowerAES Distributed Energy, a unit of AES Corp., and Kauaʻi Island Utility Cooperative (KIUC) announced Jan. 10 the execution of a power purchase agreement for a plant that will provide solar energy together with the benefits of battery-based energy storage for optimal balancing of generation with peak demand.

The project consists of 28 MW solar photovoltaic (PV) and a 20 MW five-hour duration energy storage system. The system will be located on former sugar cane land between Lāwaʻi and Kōloa on Kauaʻi’s south shore. It will be the largest solar-plus-utility-scale-battery system in the state of Hawaii.

“We are honored that KIUC has selected AES to help meet their peak demand with a flexible and reliable renewable energy solution,” said Woody Rubin, president of AES Distributed Energy. “We are excited to be able to leverage AES’ energy storage platform, and 20 plus-year history in Hawai’i to help KIUC modernize the grid and provide additional value to its customers.”

“Energy from the project will be priced at 11 cents per kWh and will provide 11 percent of Kauaʻi’s electric generation, increasing KIUC’s renewable sourced generation to well over 50 percent,” said KIUC president and CEO David Bissell. “The project delivers power to the island’s electrical grid at significantly less than the current cost of oil-fired power and should help stabilize and even reduce electric rates to KIUC’s members. It is remarkable that we are able to obtain fixed pricing for dispatchable solar-based renewable energy, backed by a significant battery system, at about half the cost of what a basic direct to grid solar project cost a few years ago.”

Bissell estimates that the project will reduce KIUC’s fossil fuel usage by over 3.7 million gallons yearly. AES DE will be the long-term owner and operator of the project. The project is pending state and local regulatory approvals. If approved, it is expected to come on-line by late 2018.

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Electric Light and PowerAES to build solar energy storage project in Hawaii

San Diego gauges interest in 500 MW pumped storage project

on January 13, 2017

energy storage utility driveThe pumped storage project being considered by San Diego could power more than 300,000 homes, while also helping add renewable energy to the grid in times of high demand. The project would also enhance the city’s efforts to run on 100% renewable energy by 2035. The Water Authority and the City of San Diego have a preliminary permit from the Federal Energy Regulatory Commission, allowing the agencies to pursue the development near the San Vicente Reservoir.

“When we filled San Vicente Reservoir last summer, we filled it with more than just water – we filled it with huge potential for energy benefits,” Mark Muir, chair of the Water Authority Board of Directors, said in a statement last week. “Given this new potential for energy from a recently expanded water resource, it’s only prudent to continue to research the potential benefits to our region’s ratepayers.”

The project calls for creating a small reservoir above the existing San Vicente Reservoir, and a tunnel system and underground powerhouse to connect the two reservoirs. According to the city, the powerhouse would contain four 125 MW reversible pump-turbines to move water to the upper reservoir or generating power as it flows down during peak demand. In off-peak hours, water will be pumped into the upper reservoir, the city said in a description. 

Letters of interest are due Feb. 15. An estimated value on the project is not available yet, but further details on the solicitation can be found on the Water Authority’s contracting opportunities page here

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Utility DiveSan Diego gauges interest in 500 MW pumped storage project

A silver bullet? Inside FERC’s landmark energy storage rulemaking

on January 13, 2017

energy storage utility driveEnergy storage is having an identity crisis in wholesale markets, and federal regulators are trying to fix it.

The question is simple: how do you define energy storage? For system operators, the answer is varied since storage can be categorized as generation, load or both.

To solve the conundrum, the Federal Energy Regulatory Commission opened a rulemaking for the nation’s six grid operators in order to make a place for energy storage in the markets.

As storage becomes cost-effective it can provide a litany of grid services and help alleviate concerns over the intermittency of renewable energy.

With that in mind, FERC opened a proceeding with a Notice of Proposed Rulemaking that will amend its regulations to “to remove barriers to the participation of electric storage resources and distributed energy resource (DER) aggregations in the capacity, energy, and ancillary service markets.”

Wholesale electric markets were not designed to consider energy storage, but the FERC proceeding “might solve that problem,” Shayle Kann, senior vice president at GTM Research said at at a recent storage summit.

“The rules may not create the economic case,” he said. “But the potential is there to open the markets.”

The new tariffs must accomplish two things, according to the NOPR.

First, they must establish market rules that recognize “the physical and operational characteristics of electric storage resources” and allow them to participate in the wholesale electricity markets.

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Utility DiveA silver bullet? Inside FERC’s landmark energy storage rulemaking

Energy storage movers and shakers: Alevo, Trojan, Solarwatt, Eguana

on January 12, 2017

Energy Storage NewsEnergy storage provider Alevo has appointed Peter Heintzelman as group CFO.

Heintzelman brings a wealth of international management and board level experience, having conducted strategic planning and successful financial management for major energy businesses around the world.

Heintzelman joins from T5 Oil & Gas, a privately-funded exploration and production firm, where his responsibilities as CFO included leading corporate and organic upstream transactions across Africa and the Middle East and maintaining a strong following in the financial markets. He brings over 25 years’ experience in the energy and energy investment banking sectors globally, with a background that includes Head of Energy roles with Standard Bank, and senior management positions at Halliburton and Enron.

“The battery storage market is poised to expand rapidly in 2017 and I am keen to be part of that process,” explained Heintzelman. “Alevo’s GridBank advanced battery technology and the high performance computing and analytics capabilities provided by Alevo Analytics are key differentiators for the company. It is clearly a successful and expanding business and I look forward to the challenges and opportunities that lie ahead.”

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Energy Storage NewsEnergy storage movers and shakers: Alevo, Trojan, Solarwatt, Eguana

Italian Utility Enel Acquires Energy Storage Specialist Demand Energy

on January 12, 2017

energy storage greentech mediaThe year in energy storage started off with a bang as Italian utility Enel acquired a 100 percent stake in U.S.-based Demand Energy, a developer and operator of energy storage systems and software, for an undisclosed amount.

Enel’s renewables division operates 36 gigawatts of clean energy around the world. The North America subsidiary, which will control Demand Energy, has more than 100 plants spanning hydropower, wind, geothermal and solar energy, with a managed capacity of more than 2.8 gigawatts. That global portfolio now has become a ready and willing customer for Demand Energy’s storage and energy management software, named DEN.OS, for Distributed Energy Network Optimization System.

“Through this transaction, we will be able to greatly strengthen our position in the growing battery storage market with a complementary partner and innovator,” said Francesco Venturini, Enel’s head of global renewable energies, in a statement. “By combining our global presence and expertise in systems integration with Demand Energy’s software and established product offering, we will expand the development of renewables and storage both in the U.S. and globally, delivering a clean, reliable, high-tech and cost-effective energy solution.”

That’s not a bad outcome for the 30-person American startup with just 3 megawatts and 9 megawatt-hours of installed storage capacity under its belt. The goal now is to quickly scale Demand Energy’s resources and capabilities, said President and CEO Gregg Patterson.

“As we were looking at our options, Enel clearly stood out,” he said. “They have a monstrous renewables portfolio worldwide and they really wanted a dependable and capable software platform. We were looking for the ideal partner to scale and grow behind the meter, in front of the meter and in microgrids.”

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GreenTech MediaItalian Utility Enel Acquires Energy Storage Specialist Demand Energy

NYCEEC Brings the Battery to Brooklyn, Financing Energy Storage for a Low-Income Housing Microgrid

on January 12, 2017

PR-NewswireNEW YORK, Dec. 6, 2016 /PRNewswire/ — The New York City Energy Efficiency Corporation has made a 10-year project loan of more than $1 million to the energy storage company Demand Energy, bringing large-scale battery storage technology to a privately owned low-income housing development in Brooklyn, NY. Demand Energy’s lithium-ion battery system will be used to store power generated onsite by the Marcus Garvey housing complex’s solar panels and fuel cell systems—or lower-cost off-peak Con Edison power—dramatically reducing power demand when electricity is at its highest cost. It will be the first battery storage microgrid installation at a low-income property in greater New York.

The 625-unit Marcus Garvey Apartments, located in the Brownsville section of Brooklyn, is owned by L+M Development Partners, a large owner/developer of low-income housing. L+M has already installed 400 kW of solar and committed to adding 400 kW of fuel-cell generating capacity as part of a major property renovation. The energy storage and distributed energy resources will be integrated into a microgrid managed by Demand Energy’s DEN.OS™ software platform, which will optimize the value of L+M’s energy generation investments. The system will cut power expenses, help keep the grid reliable and provide off-grid backup power for emergencies.

“Managing on-site generation and extracting value from the demand response market have made battery storage a smart, cost-effective choice,” said Brian Asparro, chief commercial officer for Demand Energy. “This software-controlled microgrid is exactly what building owners and Con Edison are looking to implement. NYCEEC’s innovative approach—non-recourse debt financing—made it possible.”

“Energy storage closes the loop with energy efficiency and clean, localized generation, and helps encourage their adoption,” said Posie Constable, NYCEEC’s head of business development. “That’s why NYCEEC has designed a loan product to encourage energy storage projects.”

The installation will more than pay for itself through incentives from Con Edison’s Brooklyn Queens Neighborhood Program (formerly BQDM) initiative, and from ongoing revenue generated through participation in demand response and peak shaving power programs. To avoid building new capacity at a cost of more than $1 billion, Con Edison is offering major incentives to reduce electricity demand in the fast-growing BrooklynQueens area.

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PR NewswireNYCEEC Brings the Battery to Brooklyn, Financing Energy Storage for a Low-Income Housing Microgrid

A Novel Liquid Battery Could Hold Potential For Unlimited Energy Storage

on January 11, 2017

wburFORT DEVENS — These days we plug in everything: phones, flashlights, cameras — sometimes even our cars. We keep recharging them because, with electricity, you either “use it or lose it” unless you store power in a battery.

“The electric grid is the only supply chain in the world where you need to generate electricity and consume it at the exact same time,” says Massachusetts Department of Energy Resources Commissioner Judith Judson.

By 2020, DOER is requiring electric utilities in the state to procure large-scale storage systems for some of the electricity they generate. Just how much is yet to be decided. What technology they use is up to them.

Now, a novel liquid battery is potentially offering unlimited storage capacity.

Power From A ‘Goddess’

If beauty is in the eye of the beholder, you can see it by the truckload parked behind an Army Reserve building at Fort Devens. Inside, two 53-foot-long shipping containers are huge tanks filled with vanadium — the element named after the Scandinavian goddess of beauty.

“The vanadium, the beautiful part about it is the liquid changes color,” says Vionx Energy CEO David Vieau. “It’s like a rainbow goes through as you charge it. It changes. We can actually tell charge state by the color of the liquid.”

Vieau’s Woburn-based company has been testing a novel kind of battery at Devens for the military that stores energy in liquid form.

“This was an early system that the Army wanted to do to begin to understand from a microgrid standpoint how could they get an independent energy capability,” Vieau explains. “Could you get something that would allow them to get separated from the grid?”

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WBUR 90.9A Novel Liquid Battery Could Hold Potential For Unlimited Energy Storage