Two-phase engine
Two-phase expansion system and method for energy recovery
Two-phase thermal energy conversion system
Two-phase thermal energy conversion system
Uncoupled, thermal-compressor, gas-turbine engine
Underground power plant
Underground pumped liquid energy storage system and method
Uninterruptible power supply utilizing thermal energy source
Unitary steam engine
Universal thermochemical energy converter
Universal thermodynamic gas turbine in a closed Carnot cycle
Use of ejectors for high temperature power generation
Utilization of circulating fluidized bed combustors for compress
Vacuum engine
Valve mechanism for controlling a reciprocating engine power str
Valve noise suppression by fluid recirculation
Valve position sensing circuit
Vapor actuated power generating device
Vapor cycle engine having a trifluoroethanol and ammonia working
Vapor driven power system