Enova Systems Inc. (AMEX: ENA) announced on March 7 that it has designed, integrated and delivered thirteen (13) GMC 2500 service vans with Enova's Post-Transmission Parallel Hybrid Drive System to Verizon. Verizon owns the 2nd largest vehicle fleet in North America, estimated at 58,000 vehicles, behind only UPS in total fleet vehicles in service. Enova fully designed and integrated its Post-Transmission 120 kW Hybrid Drive system into the vehicles for use in Verizon's fleet. Verizon Is first major company to retrofit vans with hybrid power.
Enova's Post-Transmission System is one in which the Electric Drive System is integrated behind the Transmission and is designed to be installed as a "drop in," fully integrated turnkey fashion into an OEM production line, or retrofitted in post vehicle production in a modular, "as-needed" basis. The system is comprised of a proprietary AC induction electric motor, controller and energy management system, and is designed and engineered as a total production ready solution.The Charge Sustaining System utilizes relatively small batteries which are maintained within specified range of State of Charge (SOC) over the entire drive cycle.
Depending on the route, fuel economy, in miles per gallon (mpg) improvement, is from 30% to 55% or better for the Post-Transmission Charge Sustaining System. Emission improvements vary with the pollutant being measured and has shown up to a 90% improvement at times on Particulate Matter based on load and operating condition dependent.