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Beacon Power, which received a $43 million DOE loan guarantee from the same program that Solyndra did, is bankrupt after running out of money.
Beacon Power says that its 20-megawatt energy storage system will be completed later this month, marking the largest flywheel installation in the world.
Volvo is testing out a new kinetic energy recovery system that has the potential to give cars 20 percent better fuel economy.
Active Power has created an updated version of its system designed to provide seamless energy backup and tailored it for the IT crowd.
Beacon Power secures $43 million loan to finance a 20-megawatt energy storage project that uses spinning metal disks to store electricity and send it onto the grid.
Flywheel maker Beacon Power said it plans to begin construction later this month of an energy storage facility in upstate New York to stabilize grid frequency.
Beacon Power forecasts that it will provide one megawatt of storage to the electricity grid using its flywheels by the end of the year.
The latest smart-grid programs give alternative storage technologies--including compressed air, flow batteries, and flywheels--a shot at proving themselves at utility scale.
Energy storage company Beacon Power, which received an Energy Department loan guarantee and went bankrupt, says it will sell its plant in an effort to repay $39.1 million owed on loan.
Flywheel grid storage company Beacon Power has been acquired for $30.5 million in a transaction that will return about 70 percent of a government loan.