Heat engine
Heat engine
Heat exchanger duct
Heat motor-arel 3
Heat pump method of concentrating fluids
Heat storage pond and power plant using same
Heat vapor differential engine
High force thermochemical actuator
High speed thermomechanical actuator
Hill generator that converts movement into electricity
Hot gas engine with one or more heaters
Hot-gas reciprocating machine, comprising a device for...
Human or animal power converted to electricity
Human power
Hydraulic motor
Hydraulic motor
Hydraulic shape memory material stress to hydraulic pressure...
Hydrocratic generator