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Lightning Hybrids’ lightweight composite accumulator for hydraulic hybrid systems

Green Car Congress

In the hydraulic hybrid system, hydraulic pumps and the lightweight accumulator store braking energy; upon acceleration the stored energy provides torque to the wheels. Because of their larger internal diameter Steelhead’s accumulators allow for more internal volume and energy storage capability for a given vehicle chassis length.

Hybrid 150
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The State of Medium- and Heavy-Duty Vehicle Electrification

Driivz

They weigh more than 10,000 pounds and include tractor-trailers and other freight trucks, school and public transit buses, delivery trucks, utility vehicles (including waste disposal), construction vehicles, and shuttles. What do we mean by MHDs ? Delivery vans, commercial-use vans, and pickup trucks are considered light-duty vehicles.