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 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.

PNNL team develops sodium-manganese oxide electrodes for sodium-ion rechargeable batteries

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solar and wind) with variable output to the electrical grid, grid managers require electrical energy storage systems (EES) that can accommodate large amounts of energy created at the source. Sodium-ion batteries have been discussed in the literature. Sodium.

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

2017 68

Expanded graphite as a superior anode for sodium-ion batteries

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Researchers at the University of Maryland, with colleagues at the University of Illinois at Chicago, report on a new method for expanding graphite for use as a superior anode for sodium-ion batteries in a paper in Nature Communications.

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.

EaglePicher receives follow-on $3M award from ARPA-E to continue work on planar sodium-beta batteries

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Under their continued work with ARPA-E, EaglePicher will focus its research on improving scalability for their Sodium-Beta (Na-β) battery by developing an inexpensive stacked design to improve integration in renewable and grid storage applications.

2014 99

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. In six months, CEA was able to develop the first sodium-ion prototype in the 18650 form—i.e.

2015 78

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.

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 76

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. GE’s Durathon battery technology works by employing sodium chemistry to capture excess energy from the diesel fuel generators. With more than one billion people—and potential cell phone subscribers—living in remote areas with no accessible power grid, operators are often forced to continuously power cellular base stations using diesel fuel.

RAL proposes new efficient and low-cost process to crack ammonia for hydrogen using sodium amide; transportation applications

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RAL researchers are proposing a new process for the decomposition of ammonia to release hydrogen that involves the stoichiometric decomposition and formation of sodium amide from Na metal. The new process decomposes ammonia using the concurrent stoichiometric decomposition and regeneration of sodium amide (NaNH 2 ) via sodium metal (Na); this is a significant departure in reaction mechanism compared with traditional surface catalysts.

2014 74

Univ. of Maryland team develops tin-film on wood fiber anode for Na-ion batteries; targeting grid storage

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Grid scale storage requires a low cost, safe, and environmentally benign battery system. The target application for Na-ion batteries, therefore, is grid-scale energy storage. Batteries Smart Grid Electrochemical performance of the Sn anodes. (a)

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.

GE to Open Sodium-Metal Halide Battery Plant in New York

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GE Chairman and CEO Jeff Immelt shows a sodium-metal halide battery cell at the press conference announcing the battery plant. Sodium batteries are just the opposite….

Planar Sodium Nickel Chloride Batteries Could Deliver 30% More Power at Lower Temperatures Than Conventional Cylindrical Versions

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Schematic of a sodium-nickel chloride cell with planar design. A planar (flat) sodium-nickel chloride battery could deliver 30% more power at lower temperatures than the typical cylindrical design, according to researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL). Sodium-beta batteries have been around since the 1960s. The sodium ions diffuse exclusively within the conduction layers perpendicular to the c axis.

Lux: Li-ion dominating grid storage market with 90% of 2014 proposals

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Lithium-ion (Li-ion) batteries have become the dominant new technology in grid storage, capturing a 90% share of systems proposed last year, according to analysts at Lux Research. Molten salt batteries—consisting almost entirely of sodium-sulfur (NaS)—account for 23% of all deployed MW and 64% of deployed MWh respectively. Globally, as of January 2015, 1,100 MW and 2,523 MWh of grid storage have been deployed across 605 projects.

2015 83

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. The Stanford study considered a future US grid where up to 80% of the electricity comes from renewables. The current total energy storage capacity of the US grid is less than 1%, according to Barnhart.

2013 98

New nanoparticle copper compound cathode could enable low-cost, long-life and high-power potassium-ion batteries for grid storage

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Yi Cui has developed nanoparticle copper hexacyanoferrate (CuHCF) battery cathode materials that demonstrate long cycle life and high power for use in grid storage applications. Short-term transients, including those related to wind and solar sources, present challenges to the electrical grid. At a rate of several cycles per day, the new electrode could offer a good 30 years of useful life on the electrical grid, said Colin Wessells, lead author of the paper.

2011 98

New MIT metal-mesh membrane could solve longstanding problems with liquid metal displacement batteries; inexpensive grid power storage

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A battery, based on electrodes made of sodium and nickel chloride and using thea new type of metal mesh membrane, could be used for grid-scale installations to make intermittent power sources such as wind and solar capable of delivering reliable baseload electricity. While some companies have continued to make liquid-sodium batteries for specialized uses, the cost was kept high because of the fragility of the ceramic membranes, said Sadoway, the John F.

2018 60

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 91

NETL investigating researching chemistries for large-scale battery- and supercapacitor-based grid energy storage systems

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This includes research on appropriate anodes, cathodes, and electrolytes for magnesium (Mg)-, sodium (Na)-, and lithium (Li)-based batteries and novel transition metal oxide- and nitride-based supercapacitor electrode materials. The goal is to develop energy storage systems with high-energy density to meet the ever-demand for the electric grid to provide reliable, distributed power. High-energy density magnesium batteries for smart electrical grids.

Grid 72

Pike Research forecasts worldwide grid energy storage spending to reach $22B by 2021, down from 2010 forecast of $35B

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In its new report Energy Storage on the Grid (ESG), Pike Research forecasts that global spending in the ESG market will reach a little over $22 billion over the next 10 years. Electric grids require balance in order to function properly. Energy storage technologies represent an alternative to traditional grid management using generation assets such as natural gas peakers to balance the grid by adding power to it. Energy storage on the grid is reaching a turning point.

2011 80

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 87

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 98

Lux Research: grid storage battery cost to fall to $500/kWh by 2022, short of expectations

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Lithium-ion and molten-salt battery costs will approach $500/kWh by 2022, reducing the high capital cost of emerging grid storage technologies. However, expectations of half that level will remain unrealistic for at least a decade, according to the Lux Research report “Grid Storage Battery Cost Breakdown: Exploring Paths to Accelerate Adoption.”. The report is part of the Lux Research Grid Storage Intelligence service.

Study looks at electrical energy storage

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With the increased penetration of renewable energy, it seems it is widely accepted that electrical energy storage is becoming more important along with the implementation of smart grids and an improvement in power reliability and quality. Electric cars Green cars Latest news Lithium-ion batteries EES electrical energy storage lead carbon batteries sodium batteries US Department of Energy

Pike Forecasts Grid Stationary Energy Storage Market to Reach $35B by 2020; Significant Opportunity for CAES, Li-ion and Flow Batteries

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According to a new report from Pike Research, worldwide installed revenues for stationary energy storage systems for the electricity grid will grow at a strong pace in the coming decade, increasing from $1.5 Energy storage on the grid addresses several pressing market needs.

2010 93

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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published in the ACS journal Chemical Reviews , reviews in detail four stationary storage systems considered the most promising candidates for electrochemical energy storage: vanadium redox flow; sodium-beta alumina membrane; lithium-ion; and lead-carbon batteries.

2011 104

Pike Research forecasts energy storage systems for ancillary grid services to surpass $3.2B by 2021

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Key technologies for these ancillary services include flywheels, pumped hydro storage, compressed air energy storage (CAES), and battery technologies such as lithium-ion, sodium sulfur (NaS), and advanced lead-acid batteries. According to a new report from Pike Research, the global market for ESS for ancillary services applications will see strong growth in the coming decade, with revenues in the sector rising from $412 million in 2011 to more than $3.2 billion by 2021.

2011 71

PNNL team develops high-capacity nanocomposite anode for Na-ion batteries based on multi-component alloying reactions

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Researchers at US Department of Energy (DOE) Pacific Northwest National Laboratory have demonstrated a new tin-antimony (SnSb/C) nanocomposite based on sodium (Na) alloying reactions as an anode for Na-ion battery applications. Batteries Smart Grid

2012 120

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 87

Navigant: 2016 advanced battery shipments through Q3 = 323M cells and $3.8B in sales

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The chemistries that are included in the report are all lithium ion (Li-ion) chemistries, flow battery chemistries, sodium-metal halide, and advanced lead-acid.

2017 83

GE and PowerStream launch Ontario microgrid demonstration project; Durathon batteries

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Using the MCS, PowerStream can determine when it is most economical to use the resources powering its microgrid or when they need to revert to using power from the provincial power grid. GE and PowerStream Inc.

2014 96

Vanderbilt team develops ultrafast, high capacity and long-lived Na-ion anode

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For example, solar-storage integrated systems require lifetimes matching solar cells (30 years), electric vehicles require a high power and capacity, and grid storage requires an extreme low cost.

2015 78

Navigant: 53.3 GWh of advanced batteries shipped in 2014; >7B cells, $14B in sales

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While the consumer electronics segment saw tepid growth in 2014, the vehicle electrification and grid-energy storage sectors experienced significant increases in energy capacity and associated revenue. As far as battery chemistries, lithium ion (Li-ion) continues to be primarily used in consumer electronics, automotive electrification applications, and grid-energy storage, according to the report.

2015 60

Researchers convert atmospheric CO2 to carbon nanofibers and nanotubes for use as anodes in Li-ion and Na-ion batteries

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Researchers from George Washington University and Vanderbilt University have demonstrated the conversion of atmospheric CO 2 into carbon nanofibers (CNFs) and carbon nanotubes (CNTs) for use as high-performance anodes in both lithium-ion and sodium-ion batteries. Here we show that this process can be used as a sustainable synthetic pathway for defect-controlled CNT and CNF materials, which exhibit excellent performance in the context of lithium-ion and sodium-ion battery anode materials.

2016 74

Oregon State team demonstrates pathway to proton batteries; Grotthuss proton conduction

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Ji cautions that there’s still work to be done to attain ultrafast charge and discharge in batteries that are practical for transportation or grid energy storage.

2019 114

GE Plans to Order Tens of Thousands of EVs

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GE is investing $10 billion over the next five years in clean energy across its business lines, including power-transmission software and so-called smart-grid technologies. and sodium-based batteries for use in large vehicles such as locomotives. Bloomberg. In a speech in London, General Electric CEO Jeffrey Immelt said that the company will order “tens of thousands” of electric vehicles in about a week. Immelt did not specify a total or identify suppliers.

2010 76

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.

2015 60

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.

2012 108

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

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Normally there is a single “itinerant ion” that passes through the electrolyte in a rechargeable battery—for example, lithium in lithium-ion batteries or sodium in sodium-sulfur.

2016 78

Horizon Unveiling Small Hydrogen Refueling and Storage System for the Home

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Horizon will introduce a micro-fuel cell power supply called MiniPak, which extends the off-grid runtimes of small electronic devices including cell phones, lighting products, and many USB powered devices. Horizon will also present an upgraded version of its larger portable off-grid DC power supply system HydroPak. HydroPak offers 60W output (120W peak) using water-activated sodium borohydride cartridges supplied by Horizon.

ANL team develops new class of Li- and Na- rechargeable batteries based on selenium and selenium-sulfur; greater volumetric energy densities than sulfur-based batteries

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Researchers at Argonne National Laboratory have developed selenium and selenium–sulfur (Se x S y )-based cathode materials for a new class of room-temperature lithium and sodium batteries. Cycling performance of Li/SeS 2 ?C, C, Li/Se?C, C, Na/SeS 2 ?C, C, and Na/Se?C C systems.

2012 99