142146 ⎘
Machines or engines of reaction type; Parts or details peculiar thereto characterised by having means for functioning alternatively as pumps or turbines
Sub-classes:REACTIVE, REVERSIBLE BLADE TURBINE FOR POWER GENERATION AND PUMPING WATER
#2ENERGY STORAGE SYSTEM FOR STORING ENERGY IN A WATERBODY
#3Method for starting a turbine in a pump mode
#4Reactive, reversible blade turbine for power generation and pumping water
#5MODULAR RIM-DRIVE PUMP-TURBINE
#6Circular dam and methods for generating, accumulating, storing, and releasing electrical energy
#7Reactive, reversible blade turbine for power generation and pumping water
#8Method for starting a turbine in a pump mode
#9MULTI-MODE SUBTERRANEAN ENERGY SYSTEM
#10UNDERGROUND ENERGY PRODUCTION AND STORAGE SYSTEM
#11Improvements to Hydraulic Machines During Grid Disconnections
#12PUMPED STORAGE HYDROPOWER SYSTEM
#13Device and method for converting and storing electrical energy in the form of compressed air
#14METHOD FOR INSTALLING A SO-CALLED "MARINE" PUMPED-STORAGE HYDROELECTRIC POWER PLANT AND CORRESPONDING PLANT
#15Pumped-storage power plant
#16Pumped storage power plant
#17Hydraulic turbine and pipe
#18Pump turbine plant
#19Hydraulic device of reversible type for the conversion of energy
#20Pump-Turbine Plant
#21Pump storage arrangement, method of operating a pump storage arrangement and pump storage hydropower plant
#22Fluid force taking-up and boosting apparatus
#23Ocean wave-crest powered electrical generator in combination with pumped storage