PG&E, Calif. Energy Commission launch 4MW sodium-sulfur grid storage pilot in San Jose

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Pacific Gas and Electric Company (PG&E) and the California Energy Commission today unveiled a utility-scale sodium-sulfur battery energy storage system ( earlier post ) pilot project to better balance power needs of the electric grid. The system has a 4 megawatt capacity, and can store more than six hours of energy. The Yerba Buena Battery Energy Storage System Pilot Project charges batteries when demand is low and then sends reserved power to the grid when demand grows.

Stanford team develops sodium-ion battery with performance equivalent to Li-ion, but at much lower cost

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Stanford researchers have developed a sodium-ion battery (SIB) that can store the same amount of energy as a state-of-the-art lithium ion, at substantially lower cost. As reported in a paper in Nature Energy , the Stanford team achieved four-sodium storage in a Na 2 C 6 O 6 electrode with a reversible capacity of 484 mAh g −1 , an energy density of 726 Wh kg −1 cathode , an energy efficiency above 87% and a good cycle retention. Batteries Smart Grid

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New liquid alloy electrode significantly lowers operating temperature of sodium-beta batteries; improved performance

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Researchers at Pacific Northwest National Laboratory (PNNL) have devised an alloying strategy that enables sodium-beta batteries to operate at significantly lower temperatures. The new electrode enables sodium-beta batteries to last longer, helps streamline their manufacturing process and reduces the risk of accidental fire. The traditional design of sodium-beta batteries consists of two electrodes separated by a solid membrane made of the ceramic material beta alumina.

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BC Hydro and SC Electric Company partner on sodium-sulfur battery energy storage project

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BC Hydro has selected S&C Electric Company, a renewable energy integration company, for a sodium-sulfur (NaS) battery energy storage project intended to improve service reliability for a remote mountain community in British Columbia. For this project, S&C will engineer and install a complete energy storage solution featuring S&C’s Smart Grid SMS Storage Management System and IntelliTEAM SG Automatic Restoration System.

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GE posts $63M in orders for Durathon sodium-halide battery systems

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GE’s Energy Storage business announced $63 million in new Durathon sodium-halide battery orders since the business launched in July. The technology is unique because it can function in a variety of extreme conditions and store as much energy as lead-acid batteries twice its size while lasting up to 10 times as long. GE’s Durathon battery technology works by employing sodium chemistry to capture excess energy from the diesel fuel generators.

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French researchers develop sodium-ion battery in 18650 format; performance comparable to Li-ion

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Researchers within the RS2E network on electrochemical energy storage (Réseau sur le stockage électrochimique de l’énergie) in France have developed the first sodium-ion battery in an 18650 format. The main advantage of the prototype is that it relies on sodium, an element far more abundant and less costly than lithium. Six partner laboratories of the RS2E were involved in the project with the goal to find the right composition for the sodium cathode.

2015 150

Univ. of Texas researchers propose lithium- or sodium-water batteries as next generation of high-capacity battery technology; applicable for EVs and grid storage

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Researchers at the University of Texas, including Dr. John Goodenough, are proposing a strategy for high-capacity next-generation alkali (lithium or sodium)-ion batteries using water-soluble redox couples as the cathode. The present sodium-sulfur battery operates above 300 °C. A = lithium or sodium (Li or Na), M represents a metal and 1 ≤ n < z. Also, sodium rather than lithium might be used as the anode. Example of a lithium-water rechargeable battery.

2011 191

Xcel Terms First Phase of Sodium-Sulfur Battery Wind Energy Storage Test Project Successful

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In October 2008, Xcel began testing a one-megawatt sodium-sulfur (NaS) battery ( earlier post ) to demonstrate its ability to store wind energy and move it to the electricity grid when needed. Support the transmission grid system by providing voltage support, which contributes to system reliability. Testing will continue to determine the technology’s ability to facilitate integration of larger penetrations of wind energy on the grid.

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Stanford study quantifies energetic costs of grid-scale energy storage over time; current batteries the worst performers; the need to improve cycle life by 3-10x

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A plot of ESOI for 7 potential grid-scale energy storage technologies. Benson from Stanford University and Stanford’s Global Climate and Energy Project (GCEP) has quantified the energetic costs of 7 different grid-scale energy storage technologies over time. Using a new metric—“Energy Stored on Invested, ESOI”—they concluded that batteries were the worst performers, while compressed air energy storage (CAES) performed the best, followed by pumped hydro storage (PHS).

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DOE Awarding $620M for Smart Grid Demonstration and Energy Storage Projects

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The US Department of Energy is awarding $620 million for projects around the country to demonstrate advanced Smart Grid technologies and integrated systems. These 32 demonstration projects, which include large-scale energy storage, smart meters, distribution and transmission system monitoring devices, plug-in vehicles, and a range of other smart technologies, will act as models for deploying integrated Smart Grid systems on a broader scale. Tags: Batteries Smart Grid

2009 229

GE demonstrates dual battery system for electric buses; pairing high-energy density sodium battery with high-power lithium battery optimizes performance and lowers cost

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The hybrid systems research team at GE Global Research has successfully demonstrated a dual battery system for an electric transit bus, pairing a high-energy density sodium metal halide battery with a high-power lithium battery. GE will conducting another bus demonstration for the project next year, in which it will be using its new sodium battery ( earlier post ) and a new modern, advanced composites lightweight bus. Sodium batteries are on the opposite side of the spectrum.

2010 219

ARPA-E awards $43M to 19 energy storage projects to advance electric vehicle and grid technologies

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These projects are supported through two new ARPA-E programs—Advanced Management and Protection of Energy Storage Devices (AMPED) and Small Business Innovation Research (SBIR)—and will focus on innovations in battery management and storage to advance electric vehicle technologies, help improve the efficiency and reliability of the electrical grid and provide important energy security benefits to US armed forces. Vanadium flow batteries for grid-scale energy storage.

2012 249

PNNL study outlines requirements for grid storage, reviews four electrochemical energy storage systems: vanadium redox flow, Na-beta, Li-ion and lead-carbon

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There appears to be general agreement on the needs of electrical energy storage (EES) for the electrical grid, given the current trend toward increasing penetration of renewable energy, demands to improve power reliability and quality, along with implementation of smart grids, according to a new report by researchers at the US Department of Energy’s Pacific Northwest National Laboratory. Sodium-beta alumina membrane battery. This movement creates and stores energy.

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Chevron invests in Prussian Blue battery tech company Natron Energy; stationary storage for EV charging stations

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Natron Energy , a developer of new battery cell technology based on Prussian Blue analogue electrodes and a sodium-ion electrolyte, has closed a strategic investment by Chevron Technology Ventures (CTV) to support the development of stationary energy storage systems for demand charge management at electric vehicle (EV) charging stations. Prussian blue dye, commonly used in blueprints, stores and releases energy in the form of sodium ions.

2019 239

BASF announces winners of the open innovation contest on energy storage

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The research group of Professor Xiangwu Zhang from North Carolina State University presents the concept of high-performance sodium-ion batteries that applies special electrode preparation methods. Sustainable technologies should make it possible to store power from the grid and feed power back into it. BASF announced the winners of the BASF Energy Contest at the “Creator Space Summit” in Ludwigshafen.

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Carnegie Mellon researchers develop semi-liquid lithium metal anode for use with solid electrolytes

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However, researchers have found that the contact between the ceramic electrolyte and a solid lithium anode is insufficient for storing and supplying the amount of power needed for most electronics. They also believe that their methods could be extended beyond lithium to other rechargeable battery systems, including sodium metal batteries and potassium metal batteries and might be able to be used in grid-scale energy storage.

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Researchers demonstrate concept desalination battery

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A team from Stanford University and Ruhr-Universität Bochum have demonstrated the novel concept of a “desalination battery” that uses an electrical energy input to extract sodium and chloride ions from seawater and to generate fresh water. A four-step charge/discharge process allows the electrodes to separate seawater into fresh water and brine streams: Fully charged electrodes, which do not contain mobile sodium or chloride ions when charged, are immersed in seawater.

2012 210

NYSERDA awards $2M to 8 projects to develop advanced energy storage technologies

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NY-BEST is an industry-focused coalition working to establish New York as a global leader in energy storage technology for heavy-duty transportation, electric grid and other storage applications. of Greene to develop an electric forklift for use in freezer warehouses using GE’s Durathon sodium-halide batteries. Applications include smart grid devices and the use of energy storage for hybrid vehicles. The stored energy would be used to reduce peak power demand in the city.

2012 196

Mitsubishi and Tokyo Institute of Technology Developing EV Smart Charging from Wind Turbines

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In order to store electricity generated at night, windmill operators need to install sodium-sulfur battery systems, which are as costly as power generators. Mitsubishi reportedly is looking to commercialize the technology for locations with small grids such as remote islands by setting up electric-vehicle charging stations near windmills. Nikkei. Mitsubishi Corp.

2010 161

Sadoway and MIT team demonstrate calcium-metal-based liquid metal battery

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MIT professor Donald Sadoway and his team have demonstrated a long-cycle-life calcium-metal-based liquid-metal rechargeable battery for grid-scale energy storage, overcoming the problems that have precluded the use of the element: its high melting temperature, high reactivity and unfavorably high solubility in molten salts.

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NYSERDA Commits $8M to Develop and Commercialize 19 New York Battery and Energy-Storage Technology Projects

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The awards are being made to companies and universities across New York that are involved in advanced research and development of energy storage applications that could benefit transportation, utility Smart Grid applications, renewable energy technologies, and other industries. This will enable increased renewable-energy contributions to the grid. Lithium-air storage systems that could have applications in vehicle or grid systems.

2010 191

Total Signs Research Agreement with MIT to Develop New Stationary Batteries for Solar Power; Smaller-Scale Version of All-Liquid Metal Battery Work Supported by ARPA-E

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The ARPA-E award is supported the development of the liquid metal grid-scale battery for low-cost, large scale storage of electrical energy. This new class of batteries could enable continuous power supply from renewable energy sources, such as wind and solar and a more stable, reliable grid. The Total-MIT research project is primarily focused on development of a low-cost, long-life battery suited to store the power generated by solar panels.

2009 179

Researchers Develop Lithium-Water Electrochemical Cell for the Controlled Generation of H2 and Electricity

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Although direct chemical reactions between water and certain metals—alkali metals including lithium, sodium and others—can produce a large amount of hydrogen in a short time, these reactions are too intense to be controlled. the high-school chemistry demonstration of the violent reaction between sodium and water.). In other words, energy from the sun can be “stored” in the metal, and then be used on demand by reacting the lithium in the fuel cell.

2010 170

Researchers call for integration of materials sustainability into battery research; the need for in situ monitoring

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We need new storage technologies if more renewables are to be used on the electrical grid; similarly, the electrification of transport requires much cheaper and longer-lasting batteries. They include the desire to increase the driving range of more modestly priced electric cars from 150 to well over 500 km, and the need to lower the cost and provide maintenance-free technologies for grid applications.

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Pike Research forecasts hybrid electric locomotive sales could reach nearly 500 units from 2011 to 2020; to utilize 514 MWh of battery capacity by 2020

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Almost all locomotives used today are powered by electricity, either generated onboard through a diesel engine or provided through a connection to the electric grid (third rails or overhead lines). Hybrid locomotives are an emerging alternative to these approaches that utilized stored energy from batteries. Most of this capacity will be in lead acid and advanced lead acid batteries, with a portion of the market utilizing sodium metal halide and lithium-ion batteries.

2011 191

OSU smart membrane could enable new category of high-energy, high-power energy storage for EVs

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The shelf-life of stored charge in rechargeable devices does not scale linearly with maximum SP and has led to trends referred to as ‘range-anxiety’, ‘compulsive charging’, etc. Redox flow batteries (RFB) overcome the deficiencies observed in the mechanics of charge storage in electrodes in Li-ion batteries by using electrolytes (anolytes and catholytes) to store ions.

2016 150

US DOE Issues Request for Information on Hydrogen and Fuel Cell Market Development; Reports to Congress on Program

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Hydrogen produced by water electrolysis has the potential to be a useful means of storing excess electricity generated using wind, solar, and other intermittent renewable energy. In an integrated system, stored hydrogen can be converted back to electricity or used as a feedstock with atmospheric or source carbon dioxide (CO 2 ) to produce a liquid fuel for heavy-duty vehicles including trucks and jet planes.

2009 150

ARPA-E Awards $151M to 37 Projects for Transformative Energy Research

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Planar Na-beta Batteries for Renewable Integration and Grid Applications. Eagle Picher, in partnership with the Pacific Northwest National Laboratory, will develop a new generation of high energy, low cost planar liquid sodium beta batteries for grid scale electrical power storage applications. Scientists at the Massachusetts Institute of Technology will develop a paradigm shifting new all-liquid metal grid scale battery for low cost, large scale storage of electrical energy.

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