Energy Storage Association: Trump can’t stop the inexorable rise of storage

on February 15, 2017

Energy Storage NewsThere is a significant opportunity for energy storage under the Trump administration, the US Energy Storage Association has said.

“We’ve been striving to get the engagement from the federal government, the worst they could do is not talk to us. But they’ve already indicated and shown an interest in engaging with this industry so all signs point to some sort of opportunity to advance storage within this administration,” Matt Roberts, executive director of the ESA, told Energy-Storage.News.

In fact, storage has been on the radar of the GOP since the election, when a brief line regarding electricity energy storage was mentioned in the official party platform. Now, president Trump has made clear that infrastructure and grid modernisation are key priorities in his wider energy policy; whereby energy storage certainly has a part to play.

“If you want to talk about grid resiliency, energy storage is part of that conversation. If you want to talk about load modulation, demand response, storage is a part of that conversation,” Roberts said.

“Whatever front this administration moves on, there is a sizeable opportunity for energy storage to be a big part of that conversation and currently it looks like the focus of this administration, least in the first 100 days, or the first year, is to push through on infrastructure…things like tax parity or other treatment of storage could be a part of that conversation as well.”

FERC’s proposals to implement market participation rules

More specifically, the storage industry hopes to engage with the federal level through the Federal Energy Regulatory Commission (FERC) on proposals. The body is in the middle of processing three different proposals including docket AD 1620 that would seek to implement market participation rules; which are key for a burgeoning industry.

“It basically seeks to acquire all the wholesale markets that have treatment for energy storage for the value that it delivers,” explained Roberts. “So that’s a major initiative at the federal level that is really going to unlock multi-billion dollar markets – for capacity, energy and also for transmission deferral and upgrade that energy storage has a big opportunity in.”

So far, Roberts is confident that there is at least “an appetite” to learn about energy storage through that specific proposal from the Trump administration. Whilst there is not an extensive amount of energy storage mentioned in the new administration’s agenda, this plan to engage with it is a big step forward, considering storage has traditionally lacked any engagement at the federal level.

“We are probably the one industry out there saying ‘hey – please regulate us!’ We want to be regulated because to be regulated is to be recognised. Someone has to put pen to paper and go, what is this thing? How much is it worth? How much of it do we need?”

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Energy Storage NewsEnergy Storage Association: Trump can’t stop the inexorable rise of storage

Flow battery can run for 10 years with zero maintenance

on February 15, 2017

elektorHarvard University researchers have developed a low-cost flow battery that stores energy in organic molecules dissolved in neutral pH water. In their report (see below) they claim that the new battery can run for a decade or more without maintenance.

By modifying the structures of molecules used in the positive and negative electrolyte solutions, and making them water soluble, a battery was produces that loses only one percent of its capacity per 1000 cycles.

The fact that the amount of energy a flow battery is able to store is limited only by the size of the tank makes it “a promising storage solution for renewable, intermittent energy like wind and solar”. Sadly, traditional current flow batteries exhibit degraded energy storage capacity after many charge-discharge cycles, requiring periodic maintenance of the electrolyte to restore the capacity. A low maintenance, long term energy storage system would drastically change the economics of renewable energy. 

The key to the technology is to use ferrocene, a molecule well known for its electrochemical properties, for the positive electrolyte. Ferrocene has great charge storage qualities but is completely insoluble in water. The innovation was modifying ferrocene molecules in the same way as viologen, turning an insoluble molecule into a highly soluble one that could also be cycled stably.

Regarding cost, the Department of Energy (DOE) in the US has set a goal of building a battery that can store energy for less than $100 per kilowatt-hour, which would make stored wind and solar energy competitive to energy produced from traditional power plants. The flow battery research is likely to help reach that target soon.

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ElektorFlow battery can run for 10 years with zero maintenance

California municpal utilities order up to 1MW of ice batteries

on February 14, 2017

Energy Storage NewsThe Southern California Public Power Authority (SCPPA), an organisation comprising the municipal utilities of 10 cities and one irrigation district, has ordered a potential 1MW of ice battery storage systems from Ice Energy.

The systems, to be installed at customer residences, will help the utilities to tackle the difficult problem of mitigating residential peak demand “in a reliable and cost-effective manner”, Ice Energy CEO Mike Hopkins said.

Up to 100 systems, each of 9.6kW, will be deployed, replacing the outdoor condensing units of homeowners’ air conditioning systems. Ice Energy’s ice battery uses copper coils to pump cold refrigerant through regular tap water, making ice, with the idea being that this can be done during off-peak hours.

The residential model, branded Ice Bear 20, can cool a home continuously for four hours, with the company claiming it can save 95% of associated electricity costs. The larger Ice Bear 30 model is available to commercial users.

Ice Energy claims Ice Bear is smart-grid enabled, including bi-directional communications technology and can completely replace existing home air conditioning units. The systems installed for SCPPA should allow the utilities to reduce their peak demand, in effect saving energy, increasing efficiency and lowering emissions. The four hours’ continuous cooling they offer allow the utility to load shed for that time.

Evaluating the thermal storage proposition

The SCPPA systems will be installed by the end of this year, with installations beginning in June. Their performance will be evaluated and reported to SCPPA. Backed by a five-year warranty, the Ice Bear systems will be owned by participating homeowners and installed by local Heating, ventilation and air conditioning (HVAC) professionals.    

Another maker of cooling energy storage, Viking Cold, told Energy-Storage.News in May last year that an unnamed California utility was investigating using its products to help counter the challenge posed by the famous “duck curve” of PV energy supply and demand. It is thought that procurement of such systems can be counted as contributing to the mandated 1.3GW of energy storage California utilities must procure under AB2514.

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Energy Storage NewsCalifornia municpal utilities order up to 1MW of ice batteries

Energy Storage Set To Boom In 2017

on February 14, 2017

yahoo financeThe problem with today’s power grid isn’t the lack of electricity but rather the lack of it at certain times. The United States has progressively moved towards adding renewable energy to the grid but solar and wind power are rather intermittent. Worst of all, some of this power is completely wasted because our grid is unable to store it properly. Tesla, along with other companies, has begun to solve this pressing issue.

Three new storage plants are in the works and they’re unlike anything before. The plants will be completely reliant on lithium ion storage. Lithium powered batteries have seen rapid reductions in price in the past several year’s thanks to the high demand for electric cars. Tesla is also developing a gigafactory in Nevada to mass produce these batteries, some of which will be used in the storage plant. AES Corp. and Altagas Ltd. are the other two companies creating battery plants in California. The Altagas plant was activated January 27th. AES has another battery plant in Arizona scheduled to go online within the next several months as well as a project internationally in India.

These plants will reduce the number of blackouts due to power shortage at peak hours and prevent loss of power generated but not used. When it comes to renewables there’s virtually no carbon dioxide emission or risk of spills harming the environment. Electricity generated from renewables will be stored appropriately and reinforce the notion that our power grid really can go green.

This does not bode well for fossil fuel producers. Combustion plants using fossil fuels see this as an imposing threat to their industry. With 67 percent of our grid currently relying on nonrenewable energy, there could be a sizeable portion of market share up for grabs. The push to reduce climate change has governments betting on these batteries. President Trump, however, has promised to bring coal and crude production to a new level of activity. Economists are unsure how his policy will play out but all this guarantees oil producers is a little more sweet time before this inevitable adaptation.

AES has remained steady while Altagas dropped $2.18 per share since the week of their plant’s opening. Even with these losses, investors should consider Altagas as well as AES. The projects show promises of growth but only a fraction of what’s expected of Tesla. The company’s stock has grown nearly $70 since December and analysts don’t see momentum slowing. Tesla’s plant is now online and the gigafactory is to be completed next year. Investors should see strong returns in Tesla’s stocks around these times, especially with a lot riding on the gigafactory’s planned opening.

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Yahoo FinanceEnergy Storage Set To Boom In 2017

What are the Benefits of Energy Storage? Here’s What Texas Co-ops are Finding Out

on February 14, 2017

A 200-kWh advanced energy storage facility at Texas Electric Cooperatives’ Master Distribution Center in Georgetown, Texas is designed to help its 75 member co-ops learn about the benefits of energy storage — and tap into a special pricing deal with a vendor.

“Our project here at our Georgetown facility will provide an up-close opportunity for our members to see this technology at work,” said Archie Lopez, director of strategic initiatives for Texas Electric Cooperatives (TEC). “They will be able to see the equipment and software in a real-world application and any lessons learned here will assist our members in finding the right application of this technology for their customers.”

TEC partnered with Advanced Microgrid Solutions — which installed and operates the system — to offer services to the co-ops at “preferred pricing,” according to AMS. Lopez said TEC doesn’t know how many co-ops will acquire storage systems, and that all the co-ops are very different from each other, with differing needs.

The storage system at the 160,000-square-foot Master Distribution Center will reduce TEC’s peak demand and provide support to the electric grid.

Energy storage helps meet the goals of the co-ops, said Lopez.

“Electric cooperatives exist to serve their members with safe, reliable electricity delivered in a cost-effective manner. Because battery storage has a variety of applications to help meet those goals, cooperatives are well-suited to explore the opportunities battery storage may have for their systems,” he said.

The Georgetown storage system will be financed and owned by AMS and AMS and TEC will share the savings generated by the storage system, said Manal Yamout, vice president of policy for AMS.

“The primary revenue stream to finance it will be demand charge savings on energy bills,” she explained. “We are sharing in the energy bill savings with the customer.”

She noted that the financing arrangements differ from host to host, and couldn’t reveal the details of the TEC contract. However, she provided details about another deal to illustrate the contracts AMS signs with clients.

The Inland Empire Utilities Agency in southern California has a contract with AMS for a 3-MW system plus 3.5 MW of solar, 1 MW of wind and 2.8 MW of biofuel cell generation. This system is expected to reduce peak energy demand up to 15 percent, according to materials provided by AMS.

In the Inland Empire case, expected savings are $68/kW/year.  The utility and AMS split the savings 50 -50 under the agreement.

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Microgrid KnowledgeWhat are the Benefits of Energy Storage? Here’s What Texas Co-ops are Finding Out

New aluminum battery with urea electrolyte could be a low-cost renewable energy storage solution

on February 13, 2017

treehuggerKinda makes you wonder if they shouted “Urea-ka!” after the discovery.

One of the biggest missing links in renewable energy is affordable and high performance energy storage, but a new type of battery developed at Stanford University could be the solution.

Solar energy generation works great when the sun is shining (duh…) and wind energy is awesome when it’s windy (double duh…), but neither is very helpful for the grid after dark and when the air is still. That’s long been one of the arguments against renewable energy, even if there are plenty of arguments for developing additional solar and wind energy installations without large-scale energy storage solutions in place. However, if low-cost and high performance batteries were readily available, it could go a long way toward a more sustainable and cleaner grid, and a pair of Stanford engineers have developed what could be a viable option for grid-scale energy storage.

With three relatively abundant and low-cost materials, namely aluminum, graphite, and urea, Stanford chemistry Professor Hongjie Dai and doctoral candidate Michael Angell have created a rechargeable battery that is nonflammable, very efficient, and has a long lifecycle.

“So essentially, what you have is a battery made with some of the cheapest and most abundant materials you can find on Earth. And it actually has good performance. Who would have thought you could take graphite, aluminum, urea, and actually make a battery that can cycle for a pretty long time?” – Dai

A previous version of this rechargeable aluminum battery was found to be efficient and to have a long life, but it also employed an expensive electrolyte, whereas the latest iteration of the aluminum battery uses urea as the base for the electrolyte, which is already produced in large quantities for fertilizer and other uses (it’s also a component of urine, but while a pee-based home battery might seem like just the ticket, it’s probably not going to happen any time soon).

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TreehuggerNew aluminum battery with urea electrolyte could be a low-cost renewable energy storage solution

Self-Driving Batteries, Virtual Microgrids, and Other Uber-like Future Energy Models

on February 13, 2017

microgrid mediaThis new slideshare from Professor Damien Ernst describes microgrids, V2G (Vehicle To Grid), autonomous vehicle energy delivery, and other futuristic models for the electrical industry.  With seemingly daily announcement from car and technology companies, these models are much closer than most people realize.  Professor Ernst, of Université de Liège (ULg), has been kind enough to share this presentation with Microgrid Media.  Read more insightful musings from Professor Ernst here.

Model 1: The Single-User Microgrid

Starting with the most common uber-like model, a microgrid is an electrical system that includes one or multiple loads, as well as one or several distributed energy sources, that are operated in parallel with the broader utility grid.

The single-user microgrid is:

  1. Legal.
  2. Popularised by PV panels and batteries.
  3. Has the possibility to have a microgrid fully disconnected from the utility grid.

Model 2: The multi-user microgrid

  1. Regulatory framework may not allow for the creation of multi-user microgrids.
  2. Often more cost-efficient than the single-user microgrid (e.g. economy of scale in generation and storage, easier to get higher self-consumption at the multi-user level).

Why microgrids?

  1. Financial reasons:
    • Price paid for generating electricity locally is lower than price paid for buying electricity from the utility grid
    • Hedging against high electricity prices.
  2. Technical reasons:
    • Microgrids – especially multi-user ones – are a great way for integrating renewables into the grid and developing active network management schemes
    • Security of supply, especially if the microgrids can be operated in an autonomous way.
  3. Societal reasons:
    • Local jobs
    • Energy that belongs to the people.

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Microgrid MediaSelf-Driving Batteries, Virtual Microgrids, and Other Uber-like Future Energy Models

New Solar Cells, Supercapacitors, Blockchain Apps Expected to Drive Renewable Power Costs Down Further

on February 11, 2017

microgrid mediaResearch results set out in the 2017 edition of Lloyd’s Technology Radar – the first to zoom in on low carbon energy and power and energy  – reveals that renewable power generation technologies are now cost competitive with fossil fuels, and ongoing innovation is likely to yield further gains.

“We are very encouraged by the findings, which highlight not only a growing optimism across the industry but a vigorous and intelligent debate about the pathways to decarbonization,” Lloyd’s Register Energy Director Alasdair Buchanan commented upon the report’s release.

“Clearly, there are many uncertainties about exactly how the industry will evolve, but what is inarguable is that the conversation is no longer about ‘should we?’ but ‘how should we do it?’”

Lloyd’s Low Carbon Technology Radar: The Highlights

A global engineering, technical and business services organization wholly owned by the Lloyd’s Register Foundation, Lloyd’s Register explores conditions and the outlook for renewables, nuclear, grid and infrastructure; and energy storage in its double edition Technology Radar – Low Carbon 2017 research report.

In addition to delving into a wide variety of data and information sources spanning the global power-energy value chain, researchers sought out insights and opinions of industry leaders and obtained views from nearly 600 professionals and experts.

Among the report’s key takeaways, Lloyd’s Register found that low-carbon generation technologies have declined in cost to the point where they are now competitive with conventional fossil fuel power generation.

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Microgrid MediaNew Solar Cells, Supercapacitors, Blockchain Apps Expected to Drive Renewable Power Costs Down Further

Morgan Stanley and Deloitte pinpoint potential of energy storage

on February 10, 2017

Energy Storage NewsFinancial services giant Morgan Stanley has anticipated that the US energy storage market will grow faster than current consensus expectations, while Deloitte has earmarked the technology for exponential growth – although not perhaps this year.

Morgan Stanley’s “Energy storage: An underappreciated disruptor” says it expects US utilities to “deploy a large amount of storage in the next two to five years”, driven forward primarily by the need to accommodate ever-growing amounts of wind and solar on power networks. It projects growth in the industry from less than US$300 million per year now to a value of US$2- US$4 billion per year by 2020.

Looking at some of the key players in the space, the investment company also identified LG Chem and Tesla as likely dominators of the supply chain, with the scale and manufacturing efficiency to outpace rivals. It expects LG Chem’s production output for energy storage system batteries to reach 11GWh by 2020, while Tesla’s well-documented Gigafactory should be churning out 35GWh of cells and 50GWh of battery packs by 2018, albeit to also serve its electric vehicle range. Nonetheless it rated stock price upside on both of these players as “modest”.

The report’s base case scenario sees the US addressable market for energy storage as around 85GWh, worth US$30 billion. This addressable market could vary greatly in size based on ongoing regulatory wrangling, primarily whether the Federal Energy Regulatory Committee (FERC) will allow utilities to deploy storage in deregulated markets as competitive generator assets.

This could mean a boost of as much as 60GWh over the base case scenario if allowed. The outcome of this dynamic is partly dependent on President Trump’s new appointees to FERC and the answer is likely to be found by late in this year or early next. However, the report’s authors, led by analyst Stephen Byrd, said they did not believe FERC would decide to allow utilities to deploy storage in those deregulated power markets due to the commission’s recent record on the matter.

The report claims utilities will be the majority customers of energy storage systems, rather than individuals or businesses, because the range of benefits offered to utilities is much greater, allowing greater utilisation of grid infrastructure, for example, and also because utilities can factor investment of storage into their business planning.

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Energy Storage NewsMorgan Stanley and Deloitte pinpoint potential of energy storage

Electrek green energy brief: 67% of new electricity in US from clean sources, Fraunhofer’s new panel designs, Energy storage tax credit, more

on February 10, 2017

A carbon tax is being presented to the US President by very powerful people – Remember, Exxon wants a carbon tax, and Exxon is now the USA’s Secretary of State. Elon Musk being on the President’s advisory board pushing this is definitely having an effect. The particular model of carbon tax I don’t agree with – revenue neutral – as I think it won’t get the job done on its own, however, I will state I’d rather have it than nothing as I do believe future politicians will be able to add important rules surrounding it. Additionally, the offer being made is to replace Obama’s Clean Power Plan with this carbon tax…hrmm…we’ll see. Plan starts at $40/ton – 2.3¢/kWh natural gas electricity, 4¢/kWh coal & 36¢/gallon for gasoline. $220/ton is the number real economists use.

Fraunhofer releases new solar panel encapsulant technique, longer lasting, cheaper and faster to make without frames – (bring your translator) The image above is of the solar cells sealed in the new encapsulant. Solar panels go bad over decades because water vapor + hot/cold cycles affect the insides of the panels (solar cells, copper, silver, etc). It costs money, materials, production time and great expertise to create something that sits directly in sunlight for decades and can resist it. This technology advancement, like every other little advancement (this advancement drops pricing 2%, speeds up production, lasts longer) you see on this daily brief, adds onto the constantly accumulating knowledge that we have. This is why solar panels have fallen from $76/W to 34¢/W. Also – take a look at the link and view the image of the three different solar panels to see the visual difference as the modules age (degradation).

With tax reform on the mind, Legislatures push Energy Storage tax credit – The Federal Investment Tax Credit (ITC), a 30% dollar for dollar project discount, was very powerful in driving the adoption of solar power across the USA. The ITC does not, however, have the ability to drive solar power alone – as the solar industry is still very much based upon a state level legal structure. An energy storage ITC would probably lead toward a similar pattern – states who push energy storage mandates all their own will benefit the most.

Climate Scientists didn’t ‘trick world leaders’ with temperature data – Do understand, there are large monied interests that have many reasons for communicating that climate change science is wrong. 1. They simply think the scientists are wrong. 2. Money and nothing else. 3. Religion. 4. Ignorance. 5. Politics. 6. Power. 7. They want climate change to occur to shift the balance of power on the planet. All of these reasons are a terrible danger to the species – and you, the reader, need to comprehend that headlines are written to get you to click and read – just like the writing by myself. It’s your responsibility to sift through the garbage news and communicate reality to your peers.

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ElectrekElectrek green energy brief: 67% of new electricity in US from clean sources, Fraunhofer’s new panel designs, Energy storage tax credit, more