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Parker Hannifin gaining traction with RunWise HD hydraulic hybrid; developing CNG-based HD system, next-gen MD system

Green Car Congress

The two-speed hydrostatic drive runs at low speed from 0-25 mph and high speed from 26-45 mph for urban driving, then combines with mechanical direct drive for more efficient operation at highway speeds (46-60+ mph). CNG concept. These motors drive the output shaft through a simple two-speed gear reduction (Lo and Hi).

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Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

Green Car Congress

Another strikingly different concept evidenced by the PHEV is that it is essentially a large, portable battery that can store energy gathered during one part of the day, and then use it later to power not only itself but also the vehicle owner’s home. The convenience and low cost of this concept alone merit attention.

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