Energy Storage Lithium Titanate Miles Recharge 
Green Car Congress
FEBRUARY 24, 2015
With the new TerraVolt XR extended-range battery, Proterra buses can now be configured to travel up to 180 miles (290 km) between charges. This newest high energy density battery complements the existing TerraVolt FC fast-charge battery which has been extensively tested over nearly one million customer revenue miles.
Green Car Congress
SEPTEMBER 10, 2014
The new fleet will use Toshiba’s Rechargeable Batteries (SCiB), a safe rechargeable battery solution with high-rate performance and long-life capabilities that is used in a wide range of applications, from EVs to grid energy storage. V, with gravimetric energy density of 90 Wh/kg and volumetric density of 177 Wh/L.
Green Car Congress
AUGUST 28, 2020
The eGen Flex electric hybrid system includes a new drive unit, inverter and rechargeable energy storage system. eGen Flex Max will offer fully electric propulsion for up to 10 miles, dependent upon duty cycle and accessory load requirements. The drive unit includes a disconnect clutch that enables engine-off capability.
Green Car Congress
JUNE 13, 2011
Using technology developed by Proterra, the lightweight, composite-body bus recharges in about 10 minutes. Proterra’s TerraVolt energy storage system consists of 54-72 kWh lithium titanate battery packs that recharge in 10 minutes using the company’s roof-mounted Fast Fill recharging system.
Green Car Congress
APRIL 9, 2015
The California Energy Commission (CEC) awarded a $3-million grant to leading battery-electric bus manufacturer Proterra as one of 46 transportation, energy storage, biogas and efficiency projects receiving a total of $83.7 This system can be recharged on-route in less than ten minutes with a 500kW charge rate.
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