POWERGEN+ Flashback: Caterpillar in Deal For Largest Single-Site Microgrid in UAE

on October 5, 2020
Power-Magazine

Caterpillar is to deliver the largest single-site microgrid in the UAE.

UAE agricultural company Themar Al Emarat has selected Cat dealer Al-Bahar to supply a 5.94 MW solar-hybrid energy solution to a new farming facility in Sharjah.

The system will provide power for cooling equipment, water chilling, mushroom cultivation and other greenhouse processes in the facility, which will produce mushrooms, lettuce and other crops used and consumed locally.

The climate-controlled greenhouse operation will utilize nearly 23,000 solar photovoltaic modules that generate up to 2.7 MW of solar-powered energy, plus five Cat 3412 diesel generator sets that will supply 3.24 MW of power.

The system will be supported by a 286 kWh/250 kW grid stability module supplied by an energy storage system and bidirectional inverters.

A microgrid controller will autonomously manage the entire system and use Cat Connect Remote Asset Monitoring for the real-time collection and off-site monitoring of system performance data.

“Energy consumption accounts for the majority of long-term operating costs for technologically advanced agricultural farms that use climate control systems to support production during the summer in the UAE,” said Dr Ghanem Al Hajri, chief executive officer of Themar Al Emarat, which speacializes in hydroponic farming – crop production without soil.[Native Advertisement]

“By leveraging Al-Bahar’s and Caterpillar’s global expertise in power generation technologies, we have been able to specify and design a customized power solution that helps to make our operations economically viable.”

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Fractal Energy Storage ConsultantsPOWERGEN+ Flashback: Caterpillar in Deal For Largest Single-Site Microgrid in UAE

U.S. Firm Looks To Gain Ground In India’s Energy Storage Market

on October 2, 2020
oilprice-logo

India’s renewable energy sector, the fourth-most attractive renewable energy market in the world today, is all set to get a new player.

U.S.-based ArcVera Renewables, which specializes in consulting and technical services, has announced its entry into India’s solar, wind and hybrid energy storage market.

ArcVera has opened up an office in Bengaluru in the southern part of India. From there, it will deliver its expertise to project developers, lenders and investors — not only in India but also neighboring Southeast Asia and Pacific Rim countries.

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ArcVera joins the fray in India’s renewable energy sector
The Colorado-based ArcVera Renewables has over 40 years of global experience. The firm is now providing expert technical, financial and independent engineering services for stand-alone energy storage or hybrid projects.

Gregory S. Poulos, CEO of ArcVera Renewables, told the Indian media a combination of factors had made the company take this decision to expand. He said, on the one hand, India is a large and rapidly growing renewables market. With the entry of energy tenders and hybrid project requirements, the country presents an even more complex and competitive market.

On the other hand, a competitor’s departure from the Indian wind market left a vacuum that ArcVera is ideally positioned to fill, Poulos added.

What also drove ArcVera’s decision is the fact that Indian developers and investors are on the lookout for technical expertise to lower project risk and raise project value.

ArcVera’s services cover the full project life cycle. That cycle includes finance-grade resource assessments, project design, technology assessments, financing, M&A, due diligence, construction, operations, and repowering.

The company has atmospheric scientists, engineers, and data analysts.

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Fractal Energy Storage ConsultantsU.S. Firm Looks To Gain Ground In India’s Energy Storage Market

Does Tesla’s Battery Day Mean Energy Storage Manufacturers Must Become Miners?

on October 2, 2020

The world is electrifying at a rapid pace and the mining industry seems to be becoming a quiet but key player in the electrification process. Tesla’s TSLA +4.5% recent ‘Battery Day’ announcements only highlight the incredible challenges facing the electricity storage market, and raise significant questions about how the market will evolve.

We know that demand for energy storage is surging to meet increasing demand for renewable energy and electrified transport. According to Maria Xylia at Sweco Sweden, only 3% of global capacity can be currently stored and energy demand itself is expected to increase over 50% to 2050. Storage is a fundamental necessity for the integration of renewables into a smoothly running and efficient energy system, and it needs to be cost-effective, high performance and safe.

As Dr. Young-hye Na, Manager, Materials Innovations for Next-Gen Batteries, IBM Research says, “Enabling better battery energy storage will be key to a successful energy transition to renewables and net-zero carbon emissions. While lithium-ion batteries have advanced significantly by cutting cost and improving energy density for the last decade, it is still too expensive to be widely adopted for EV and renewable applications, and heavy metals that are needed to make these batteries – ex. cobalt and nickel – have brought environmental concerns associated with their invasive and energy intensive mining.”

Tesla’s ‘Battery Day’ left experts somewhat puzzled. There had been high expectations of breakthrough announcements but the company laid out future plans for building its own batteries and its own supply chain, and for massively ramping up production to 2030. The company announced a new cell design which could cut battery costs in half but it’s yet ready. It can take up to ten years for a battery to move from the lab to commercial production. For an audience expecting significant change, it could be considered a disappointment – given the resulting drop in Tesla’s share price at nearly 10%, it certainly appeared the market thought so.

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Fractal Energy Storage ConsultantsDoes Tesla’s Battery Day Mean Energy Storage Manufacturers Must Become Miners?

China’s Largest Solar-Plus-Storage Project Goes Online

on October 2, 2020
Cleantechnica

China’s largest solar-plus-storage project has been connected to the grid. How big is it — 500 megawatts (MW)? 700 MW? 1,100 MW? Nope, we’re in 2020 — it’s 2,200 MW (2.2 GW).

Sungrow, the #1 suppliers of inverters for renewable energy projects, shared the news of the new record. Along with Huanghe Hydropower Development, Sungrow had a big hand in the project.

Alongside the massive 2.2 GW solar PV park, there’s a 202.86 MW/202.86 MWh energy storage plant. Getting all of that electricity out of the vicinity and onto the broader grid presents its own challenges, and that’s where a 800kV ultra-high voltage power line comes in.

“Sungrow offers its PV and energy storage portfolio coming with an embedded sub-array energy management function that can be used to control the output of solar and storage, allowing for improved accuracy of solar generation forecasts,” the company writes. “The flexibly-built microgrid system with Sungrow PV and energy storage system can supply electricity in the early construction period, making it one of the fastest completed renewable energy projects with a construction duration of over 4 months.”

Sungrow claims to be “the world’s most bankable inverter brand,” and it backs that claim up with a stunning 120+ GW worth of the tech installed worldwide. The company, founded by university professor Cao Renxian, says it has the “largest dedicated R&D team in the industry.” Furthermore, it offers more than solar PV inverters and related tech. It also sells energy storage systems of all sizes — for utility-scale, commercial, and residential use — and it helps build floating solar PV power plants. The company has been around since 1997, when I was still in high school! That’s the extreme early days for modern solar power.

That 120+ GW network of solar PV systems using Sungrow inverters spans more than 120 countries, and it gives the company a market share of more than 15% worldwide.

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Fractal Energy Storage ConsultantsChina’s Largest Solar-Plus-Storage Project Goes Online

Seasonal Energy Storage is a Tricky Issue For Our Renewable Future

on October 1, 2020
Renew-Economy

Energy storage is a tricky issue.

It is fundamental to management of the grid as the proportion of “variable” renewable energy increases.

Its economics are sensitive to the gap between high and low prices, its “round trip” efficiency, and its capacity to capture income from value adding services that stabilise the grid during transient events.

But more investment in storage means less revenue for each storage operator. Developers of large pumped hydro schemes and advocates for renewable hydrogen recognise that it will be difficult to compete with batteries, smaller pumped hydro and demand response to capture value from short-duration peaks and troughs in demand.

Accordingly, they are focusing increasingly on supporting seasonal variation as their core role. Hydro operators and hydrogen producers want to capture excess low-priced seasonal renewable electricity, then generate during supply shortages when prices are higher.

In light of all this, the above graph from the AEMO’s recently published Integrated System Plan is significant. It maps out how a seasonal storage plant might operate.

However, it also highlights—again—that Australian energy policy makers and investors lack focus on the demand side of the energy equation.

It is mainly demand side factors that drive the need for autumn top-up, along with heavy drawdown in winter due to limited solar generation, and the need for storage to build up during the summer.

We must therefore ask what activities are contributing to high demand. What potential is there for energy efficiency to reduce the seasonal variation in demand, not just the short-term peaks?

AEMO’s graph highlights a number of possibilities. The major factors underlying seasonal variation are poorly performing buildings, and inefficient heating and cooling equipment.

These include thermally disastrous buildings (both residential and commercial), widespread use of resistive electric heating and inefficient air conditioners, inefficient lighting, open shop doors, heat loss from poorly insulated hot water tanks and pipes, unnecessary use of pool filter pumps, inefficient industrial processes and so on.

Addressing these would reduce seasonal variation, along with the need for the seasonal storage and seasonal hydrogen-sourced generation shown in AEMO’s graph.

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Fractal Energy Storage ConsultantsSeasonal Energy Storage is a Tricky Issue For Our Renewable Future

WoodMac: Global Energy Storage Capacity to Hit 741GWh by 2030

on October 1, 2020
Greentech-Media

Global energy storage capacity is now expected to grow at a compound annual growth rate (CAGR) of 31 percent through 2030, according to Wood Mackenzie’s new global storage outlook.

The market will hit 741 gigawatt-hours of cumulative capacity by 2030.

Front-of-the-meter storage will continue to dominate annual deployments and will account for up to 70 percent of annual total capacity additions to the end of the decade.

Coronavirus and the global storage market
A 17 percent decrease in deployments is expected in 2020, a decline of 2 gigawatt-hours from our pre-pandemic outlook. The global storage market will see wavering growth in the early 2020s, but growth will likely accelerate in the late 2020s, enabling increased renewables penetration and facilitating the power market transition.

Energy storage is still a nascent market globally, but WoodMac observes that stakeholders — whether end consumers or big equity investors — are interested in continuing to invest in the sector and do not appear to be hindered by the pandemic and economic recession impacts.

If anything, the report notes, the transition may be accelerated as governments around the world grapple with how to recover their economies more sustainably than in the past, with upside for the energy storage industry.

U.S. home to half of all global storage capacity in 2030
The U.S. maintains its leading position and will make up over 49 percent (365 gigawatt-hours) of global cumulative capacity by 2030.

Utility resource planning in the U.S. is set to drive deployments over the coming decade. In the past two years, utility approaches to renewables and particularly storage have shifted seismically, as detailed in WoodMac’s latest Energy Storage Monitor report.

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Fractal Energy Storage ConsultantsWoodMac: Global Energy Storage Capacity to Hit 741GWh by 2030

Long Duration Meets Refrigeration: Managing Demand with Thermal Energy Storage

on October 1, 2020
Power-Magazine

Managing demand on the power grid, at best a never-ending balancing act between generation and load, has become an increasingly complex and challenging responsibility. Along with the urgent need to reduce carbon-based energy generation, consumer demand for energy is continuously growing and shifting. As the energy landscape evolves, power providers across the country, from utilities to retail energy providers, are facing a combination of factors that present significant challenges.

New distributed energy resources, or DERs, are being developed and integrated at an ever-increasing pace, with electric vehicles and renewable generation assets (and their variability) being brought online faster than previously predicted. Indeed, solar photovoltaic and onshore wind are now the cheapest sources of new-build generation for at least two-thirds of the global population, according to Bloomberg New Energy Finance (BNEF).

Despite the impacts on new project deployments and the renewables supply chain due to the COVID-19 pandemic, renewable capacity additions this year are set to total 167 GW globally, according to the International Energy Agency’s Renewable Energy Market Update report. Overall global renewable power capacity is expanding and will grow by 6% in 2020.

  1. Commercial and industrial (C&I) refrigerated facilities that serve food businesses have the highest power demand per square foot of any industrial load. These C&I refrigeration sites also consume more electricity from the grid than any usage category, other than lighting. Courtesy: Viking Cold Solutions

All these factors make it more challenging for utilities to meet and manage demand when and where it is needed. This is particularly true when considering food businesses with commercial and industrial (C&I) refrigerated facilities (Figure 1), which have the highest demand per square foot of any industrial load. C&I refrigeration sites also consume more energy from the grid than any other usage category other than lighting. Significantly, energy often accounts for up to 70% of the total electric bill for C&I cold storage companies.

This food supply sector, also referred to as the “cold chain,” is designated as critical infrastructure and is of vital importance—particularly during the type of public health emergency the world has faced over the past several months, and will continue to face until the pandemic is under control.

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Fractal Energy Storage ConsultantsLong Duration Meets Refrigeration: Managing Demand with Thermal Energy Storage

House Advances Bill That Would Create Energy Storage Grants and Federal Technical Assistance Program

on September 30, 2020

The House this week passed the Clean Economy Jobs and Innovation Act (H.R. 4447), pushing for innovation in clean energy, greater electrification of the transportation sector, efficiency in the home sector, and modernization of the grid at large.

Originally introduced by U.S. Reps. Tom O’Halleran (D-AZ) and Markwayne Mullin (R-OK), the bill would create an energy storage and microgrid grant, as well as a technical assistance program at the Department of Energy (DOE). These offerings would be made to a rural electric cooperative or non-profit organization. Working with at least six rural electric cooperatives, the goal would be to design and demonstrate energy storage and microgrid projects that draw from renewable energy sources.

“It also addresses the need for environmental justice by investing in grant programs for impacted communities and improving information sharing so Americans can be better informed about the risks in their neighborhoods,” Energy and Commerce Chairman Frank Pallone, Jr. (D-NJ) said. “It is a net win for our environment and economy alike. What’s more, it presents practical and achievable policies that have a real shot at becoming law this year after negotiations with the Senate.”

Proponents hope that the bill, which authorizes $5 million annually for the program from 2020 through 2025, would also provide well paying jobs wherever its funding went. It also received praise from the Energy Storage Association (ESA).

“By passing H.R. 4447, the Clean Economy Jobs and Innovation Act, numerous bipartisan proposals for promoting energy storage are moving forward, including increasing R&D and demonstration investments in energy storage technology, integrating storage across all DOE Energy offices, assisting rural customers with storage for resilience, and incorporating storage into public investments in transportation electrification and workforce development,” ESA CEO Kelly Speakes-Backman said. “ESA is pleased to support these efforts to ready the electric system for 21st century demands to provide resilient, efficient, sustainable, and affordable electric service.”

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Fractal Energy Storage ConsultantsHouse Advances Bill That Would Create Energy Storage Grants and Federal Technical Assistance Program

COVID-19 Hits Profitability of ENGIE Energy Storage Subsidiary

on September 30, 2020
Energy-Storage-News

ENGIE EPS incurred increases in operating expenses and extraordinary costs due to COVID-19 which “more than offset” an increase in revenues that ENGIE’s energy storage subsidiary earned in the first half of this year.

European utility player ENGIE acquired a majority stake and rebranded the company, which had been spun out of a Turin University and known as Electro Power Systems, in 2018. It is engaged in delivering energy storage solutions including grid-connected large-scale project development and microgrids, as well as industrial solutions and e-mobility solutions.

ENGIE EPS just announced its first half of the year’s financial results up to the end of June 2020. Having already said following the first quarter of the year that the outbreak of the coronavirus was having a serious impact on the company’s work as well as its financial position, warning that it was unable to commit to providing full-year financial guidance, the company said its net financial position by 30 June 2020 had decreased to €-17.8 million (US$-20.76 million), down from €-8.1 million on 31 December 2019.

Although revenues and other income added up to €5 million, up 89% compared to the first half of 2019, owing strongly to growth in what ENGIE EPS terms ‘Giga Storage’ (utility-scale energy storage and solar-plus-storage projects) as well as industrial solutions including microgrids and commercial energy storage, a decrease in gross margins for Giga Storage activities, increases in operating expenses and extraordinary costs due to COVID-19 were greater than the sum of revenue increases. This was in part due to delayed construction schedules for projects including Sol Des Insurgentes, a 23MW solar farm in Mexico with 5MW of battery storage, now expected to be completed next year. 

However, ENGIE EPS appears to have a decent amount of work ahead to look forward to: it has won a few hundred megawatt-hours of ‘Giga Storage’ contracts worth more than US$130 million for projects in territories including Hawaii, Guam and New England.

The Guam projects are vast solar-plus-storage sites secured under 20-year power purchase agreements (PPAs) with the local Power Authority of Guam and in Hawaii ENGIE EPS was among successful bidders in the islands’ biggest renewables (and storage) tender to date, winning a 240MWh project under a 25-year PPA with Hawaii Electric that is currently before regulators to win approval.

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Fractal Energy Storage ConsultantsCOVID-19 Hits Profitability of ENGIE Energy Storage Subsidiary

Financial Models That Will Get You That On-Site Microgrid

on September 30, 2020
Greenbiz

I’ve written about my high hopes for microgrids and my disappointment at the speed of deployment (due in part to COVID-related slowdowns that stalled construction). 

But don’t be confused. Like a swimming duck, a lot has been happening with microgrids under the surface.

New third-party financing options for microgrids in which the energy offtaker does not own or maintain the asset — known as energy-as-a-service (EaaS) or microgrids-as-a-service (MaaS) — are making microgrids accessible to small businesses with small energy loads, according to a new report from Wood Mackenzie.

While not a new structure (EaaS has been around for the better part of a decade), the research shows the market is maturing. Increasingly, financers are investing in small-scale microgrids that are less than 5 megawatts, a size better suited for on-site power generation for, say, medium to large commercial buildings or a mid-sized industrial facility. 

This is kind of a big deal, as financial innovations are as important as technological innovations for clean energy technologies to proliferate. Solar is the classic example; it took off once people could get it without upfront costs. 

Here are three forces that, together, finally could get you that microgrid you’ve been eyeing. 

1. Microgrid portfolios are opening up new financing models

Once upon a time, microgrids were bespoke and built on a project-by-project basis. That required legwork by financers to assess the technology risk and business models, which only made sense if the projects were bigger — say, 10-20 MW minimum. 

Increasingly, microgrid service providers are selling a portfolio of microgrids — that is, deploying multiple microgrids with similar (if not identical) components at different locations. The homogenization of the microgrid technologies allows investors to streamline due diligence and finance the portfolio in aggregate.

Examples include projects at Stop & Shop, which recently announced it will install microgrids at 40 of its grocery stores in Massachusetts using Bloom Energy fuel cells, and H-E-B, which plans to install microgrids at 45 locations in Texas through Enchanted Rock.

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Fractal Energy Storage ConsultantsFinancial Models That Will Get You That On-Site Microgrid