A company called EOS plans to manufacture zinc air batteries for large scale stationary storage applications. More information is given below the fold. (Oct 9, 2011)
Aquion Energy to manufacture low temperature sodium carbon batteries for large scale stationary storage applications. More information is given below the fold. (Sep 02, 2011)
Highview Power to Build Cryogenic Energy Storage Plants Which Use Liquid Air as the Energy Storage Medium. More information is given below the fold. (July 15, 2011)
Maxwell Ultra Capacitors Store Relatively Small Amounts of Energy but Accept and Deliver it at High Power. More information is given below the fold. (July 3, 2011)
GE Plans to Manufacture Molten Salt Sodium Nickel Choride Batteries for Mobile and Stationary Electricity Storage Applications More details are given below the fold. (June 25,2011)
FZ Sonick Plans to Manufacture Molten Salt Sodium Nickel Choride Batteries for Mobile and Stationary Electricity Storage Applications. More details are given below the fold (June 16, 2011)
Natrion Corporation Proposes to Develop a New Type of Sodium Sulfur (NaS) Battery Superior to NGK Insulators Molten Salt Version More information about this proposed improvement to NaS batteries is given below the fold. (October 21, 2010)
Elevated Weight Pumped Hydro Storage System A company call Gravity Power LLC is proposing to construct a hybrid form of underground pumped hydro storage which uses a concrete piston in an undergroud shaft to provide the driving fore for hydro turbine located on the surface. More details on this propose scheme for utillity scale energy storageis given below the fold. (October 14, 2010)
Energy Storage in Elevated Weights An alternative to pumped hydro energy storage is energy storage in elevated weights. A company called Mechanical Electric Inc. is proposing to build such systems. Below the fold is my analyis of why systems in the particular from propsed my Mechanial Electric are unlikely to be economic in spite of their conceptual simplicity. (August 2, 2010)
Underground Pumped Hydro Underground pumped hydro storage facilities have been proposed as a method of extending pumped hydro energy storage to a wider variety of geologic locations. A Canadian company, RiverBank Power, is planning to build and operate such facilities. More information about their proposals can be found below the fold. (April 28, 2010)
Deeya Energy Iron Chromium Flow Batteries Lawrence Thaller developed iron/chromium flow batteries in the 1970s for NASA as a possible energy storage technology for space flight. A company called Deeya Energy is attempting to commercialize this technology for cell phone tower support and other energy storage applications. Some details about their battery technology are given below the fold. (February 20, 2010)
Vanadium Redox Flow Batteries Vanadium redox flow batteries are another possible candidate for large scale storage of electricity. The use of different charge states in Vanadium both half cells should lead to longer electrolyte lifetime than flow batteries with different ions in the two half cells. Some detail about several different companies developing vanadium flow batteries are given below the fold. (January 24, 2010)
Zinc Bromine Flow Batteries For Large Scale Stationary Electricity Storage
Zinc Bromine flow batteries are candidates for large scale electricity storage. Some details about zinc bromine batteries being developed by three different companies are given below the fold. (December 27, 2009)
Lithium Ion Batteries in the Stationary Storage Market
Can Lithium based batteries compete in the stationary storage market. Until recently it has been assumed that cost are two high for this market, but now some manufacturers seem to have a different idea. Details are given below the old. (November 21, 2009)
NGK Insulators Sodium Sulfur Batteries for Large Scale Grid Energy Storage
Sodium Sulfur batteries manufactured by NGK insulators are (in my view at least) the only commercially mature utility scale electrochemical storage device on the market. Some details about this technology can be found below the fold. (November 8, 2009)
Lloyd Energy Storage Graphite Block Thermal Storage
I have written previously about thermal energy storage in molten nitrate salts. Other candidate storage materials exist, however. Below the fold are some details about the graphite block energy storage system developed an Australian company called Lloyd Energy Storage. (November 1, 2009)
Molten Nitrate Salt for Solar Energy Storage
Molten nitrate salts are the leading candidates for high temperature heat storage for solar thermal applications. Some details about the original demonstration of this technology in the Solar Two power tower project are given below the fold. (October 11, 2009)
LaunchPoint Technolgies Design for Ring Type Levitated Flywheel
Engineering design group LaunchPoint Technologies has propsed a design for a ring type composite flywheel which could be build in much larger sized than the current generation of composie flywheels. Some details of their proposed design are presented below the fold (September 26, 2009)
Flywheels With Low Loss Superconducting Bearings
I stumble across an article published on line by International Technology Research Institute at Loyola College in Maryland concering reasearch and develoment on low loss superconducting bearing for energy storage flywheels. Some details of this report are presented below the fold. (September 21, 2009)
Flybrid Systems Composite Flywheels for Regenerative Braking Energy Storage
A Britsh company called Flybrid Systems is manufacuring carbon composite flywheel systems for regenerative braking systems. (September 20, 2009)
Beacon Composite Flywheels for Requency Regulation
Beacon Power is manufacturing 25kWh composite flywheels for grid frequency regulation services. Whether or not their product can be economically competitive in this market remains to be seen. (September 14, 2009)
Pentadyne has been manufacturing high RPM flywheels as energy storage devices for UPS system since 2004. Here is some information about their product. (September 13, 2009)
Isentropic Pumped Heat Storage
UK startup Isentropic claims it has developed a new energy storage method that sound too good to be true and therefore probably is. (Sep 13, 2009)
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