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Siemens installing Sitras supercap-based stationary energy storage unit for TriMet light right substation

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The system can be connected either directly to the traction power supply system or to the busbar in the substation by means of the connection unit, comprising the disconnector, the DC high-speed circuit-breaker and the precharging unit. The use of just a single energy storage unit could save a maximum of 500,000 kWh per year, Siemens says.

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Calif. Energy Commission to award more than $44M for hydrogen refueling and alternative fuel vehicle projects

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Concurrent Technologies Corporation will receive $2 million to share costs in a US Department of Defense vehicle-to-grid demonstration project at the Naval Air Weapons Station China Lake, in the western Mojave Desert region that includes parts of Kern, San Bernardino and Inyo counties.