Patents for F01D 7 - Rotors with blades adjustable in operation; Control thereof (641)
05/2012
05/31/2012US20120134821 Fluid Turbine Having Improved Cam and Follower Mechanism
05/31/2012US20120134820 Fluid Turbine Having Optimized Blade Pitch Profiles
05/31/2012US20120134819 Fluid Turbine Featuring Improved Blade Mounting Structure
05/31/2012US20120134816 Pilot circuitry for controlling the emergency feathering of a wind turbine
05/30/2012CN102482786A 电解槽以及包括有该电解槽的电源单元 The electrolytic cell and the electrolytic cell comprising a power supply unit
05/24/2012US20120128487 Remote shaft driven open rotor propulsion system with electrical power generation
05/23/2012CN101638995B Three degree of freedom regulating device of moving blades in fluid machinery
05/09/2012CN102448819A Movable actuator device for controlling the orientation of the blades of a turboprop fan
05/09/2012CN102448818A Device for controlling the orientation of the blades of a turboprop fan
05/09/2012CN102448817A Stationary actuator device for controlling the orientation of the blades of a turboprop
05/08/2012US8172529 Method of operation of a high-efficiency turbine with variable attack angle foils
05/01/2012US8167553 Electrical system for driving a propeller pitch change mechanism
04/2012
04/26/2012WO2012052649A1 Hydraulic device for changing the pitch of a propeller
04/26/2012US20120099991 Hydraulic Variable Pitch Propeller
04/26/2012US20120099989 Propeller hub
04/26/2012CA2815337A1 Hydraulic device for changing the pitch of a propeller
04/25/2012CN102428254A Unducted propeller including variable pitch blades for a turbine engine
04/19/2012US20120093652 Unducted propeller with variable pitch blades for a turbomachine
04/05/2012WO2012044394A1 Hydraulic system for fan pitch change actuation of counter-rotating propellers
04/05/2012CA2813366A1 Hydraulic system for fan pitch change actuation of counter-rotating propellers
04/04/2012EP2435304A2 Device for controlling the orientation of the blades of a turboprop fan
04/04/2012EP2435303A2 Movable actuator device for controlling the orientation of the blades of a turboprop fan
04/04/2012EP2435302A1 Stationary actuator device for controlling the orientation of the blades of a turboprop fan
03/2012
03/29/2012WO2012038638A1 Sealing device having a sleeve for the passage of a connecting rod of a system for controlling the orientation of the blower blades of a turboprop engine through a partition
03/29/2012CA2811269A1 Sealing device having a sleeve for the passage of a connecting rod of a system for controlling the orientation of the blower blades of a turboprop engine through a partition
03/22/2012US20120070290 Device for controlling the pitch of fan blades of a turboprop
03/22/2012US20120068469 Wind turbine rotor blade
03/21/2012EP2430291A1 Unducted propeller including variable pitch blades for a turbine engine
03/15/2012US20120063901 Wind turbine blade pitch-control system, and wind turbine rotor and wind turbine generator provided with the same
03/01/2012US20120051907 Independent blade pitch control
02/2012
02/23/2012US20120045334 Unducted fan with variable-pitch blades for a turbine engine
02/16/2012US20120039711 Fluid pump
02/14/2012US8113778 Wind turbine blade stowage
02/09/2012US20120034079 Harnessing Flowing Fluids to Create Torque
02/07/2012US8109728 Adjusting apparatus for adjusting the pitch angle of propeller blades, variable-pitch propeller, control function which can be implemented in a computer, and method for adjusting the pitch angle of propeller blades
02/02/2012US20120027593 Blade Arm
01/2012
01/31/2012US8105029 Method and apparatus for prediction-based wind turbine control
01/31/2012US8105028 Systems and methods for mitigating the effects of wind turbines on radar
01/19/2012US20120014794 Automatic pitch control for horizontal axis wind turbines
01/19/2012US20120014791 Vertical axis wind turbine
01/17/2012US8096764 System for rotating a wind turbine blade
01/10/2012US8092171 Systems and methods for assembling a pitch assembly for use in a wind turbine
12/2011
12/13/2011US8075270 Fan blade retention and variable pitch system
12/13/2011US8075266 Method and apparatus for rotating a component of a wind energy plant
12/01/2011US20110293426 Rotor blade pitch adjusting device and turbomachine containing the same
11/2011
11/30/2011EP2390468A2 Actuating device and turbomachine comprising such an actuating device
11/29/2011US8066481 Balancing a ram air turbine
11/29/2011CA2740475A1 Adjusting device and turbomachine having such an adjusting device
11/24/2011US20110286842 Counter-rotating open-rotor (cror)
11/24/2011US20110284688 Rotor provided with a device for protecting it against lightning, and an aircraft provided with such a rotor
11/17/2011US20110280724 Method for operating mechanical emergency brake for wind turbines
11/17/2011US20110277447 Engine, Particularly CROR Engine, for an Aircraft
11/10/2011US20110274547 Back-up featherer
11/10/2011US20110274546 Back-up featherer
11/10/2011US20110274545 Pitch control mechanism
11/10/2011US20110274544 Pitch control mechanism
11/10/2011US20110272945 Ortiz turbine
11/08/2011US8055390 Controller for a blade adjustment angle of at least one rotor blade of a wind power plant
11/03/2011US20110268570 System and method for controlling wind turbine blades
10/2011
10/20/2011US20110255970 Impeller for water pump
10/19/2011EP2378081A2 Back-up featherer
10/06/2011US20110239695 Turbo compressor and turbo refrigerator
09/2011
09/29/2011US20110236212 Feathering device for the fan blades of a turboprop engine
09/27/2011CA2463182C Reduction of play in a gas turbine
09/22/2011US20110229319 Controlling blade pitch angle
09/22/2011US20110229301 Active tip clearance control for shrouded gas turbine blades and related method
09/22/2011US20110229300 Apparatus and method for individual pitch control in wind turbines
09/20/2011US8021110 Tonal emission control for wind turbines
09/20/2011CA2463186C Device for controlling variable-setting blades in a turbine engine
09/09/2011WO2011107691A1 Counterweight-based device for controlling the orientation of fan blades of a turboprop engine
09/09/2011CA2791640A1 Counterweight-based device for controlling the orientation of fan blades of a turboprop engine
08/2011
08/30/2011CA2442952C Case forming in particular a turbine engine rotor, compressor and turbine engine comprising a like case
08/18/2011WO2011098736A2 Turboprop provided with a blade-positioning device
08/18/2011CA2789462A1 Turboprop provided with a blade-positioning device
08/11/2011US20110193343 Wind turbine generator and blade pitch angle control method thereof
08/04/2011US20110189018 Propeller
08/02/2011US7988414 Method and system for operating a wind turbine generator
07/2011
07/20/2011CN102132039A Wind turbine with control system
07/14/2011US20110171030 Back-up featherer
07/07/2011US20110164998 Pitch change apparatus
07/07/2011US20110164978 Back-up featherer
06/2011
06/16/2011US20110142648 Engine arrangement
06/16/2011US20110142594 Methods and systems for monitoring operation of a wind turbine
06/16/2011US20110140423 Wind turbine and method for operating a wind turbine
05/2011
05/31/2011CA2418233C Blade control device with variable blade angle and tight attachment
05/27/2011CA2721783A1 Preloaded propeller blade assembly
05/17/2011US7945350 Wind turbine acoustic emission control system and method
05/04/2011CN102046925A Simplified system for controlling propeller blade pitch in an aircraft turboshaft engine
05/04/2011CN102046924A Simplified system for controlling the setting of a propeller blade for an aircraft turboshaft engine
04/2011
04/19/2011CA2520078C Elevation setting control lever of a stator blade in a turbine engine
04/13/2011EP2307671A2 Cycloidal rotor with non-circular blade orbit
04/06/2011EP2304191A1 Simplified system for controlling the setting of a propeller blade for an aircraft turboshaft engine
04/06/2011EP2304190A1 Simplified system for controlling propeller blade pitch in an aircraft turboshaft engine
02/2011
02/10/2011WO2011014910A1 Electrolysis cell and electrical power unit incorporating same
02/10/2011US20110033297 Device for controlling variable-pitch blades in a turbomachine compressor
02/10/2011CA2766254A1 Electrolysis cell and electrical power unit incorporating same
01/2011
01/20/2011WO2010136686A3 Device for controlling the orientation of the blades of a turboprop fan
01/20/2011WO2010136685A3 Movable actuator device for controlling the orientation of the blades of a turboprop fan
01/20/2011US20110012363 Turbine wheel
01/06/2011US20110002786 Remote pitch controller for a variable pitch propeller
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