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8641363 Turbocharger with integrated actuator  
A turbocharger having a turbine with a wastegate, and a compressor including a compressor housing, a compressor wheel, and a wastegate actuator. The turbine wheel includes blades defining an...
8596957 Fan with integrated regulation valve  
A radial fan, in particular for a gas burner, for premixing air and gas, comprising a housing with a radial fan wheel disposed therein, and a regulation valve for regulating a gas volume, which...
7585147 Pressurizing centrifugal pump  
A pressurizing centrifugal pump has a blade, which protrudes backwardly inclined in a radial direction from a blade plate and a boss portion and is provided with a blade forward inclination angle...
7470103 Method for determining limit exceedance  
A method and system for determining a limit exceedance of an operating parameter in a steam turbine system. Measurement data associated with the operating parameter is received, and a limit...
7121786 Mix-in structure for gas or the like in pressurization centrifugal pump  
A mix-in structure for a gas or the like in a pressurization centrifugal pump, capable of mix-discharging liquid and gas or the like to prevent cavitation and of suppressing gas residence in the...
7111461 System and method for testing a rotary flow device  
A diagnostic system and method for testing the operation of a rotary flow device, such as a turbine or compressor of a turbocharger with a variable-geometry mechanism, such as adjustable vanes, is...
6773224 Control method of plural compressors and compressor system  
In a compressor system, in which plural numbers of compressors are connected in parallel with, wherein flow rate of all the compressor main bodies driven under load operating condition is...
6769449 Water booster methods and apparatus  
Water is first caused to flow through a first passage and rotate a first impeller. Rotation of the first impeller is linked to rotation of a second impeller, which is in fluid communication with a...
6443690 Steam cooling system for balance piston of a steam turbine and associated methods  
A steam cooling system (30) and associated methods are provided which have a first high pressure (HP) steam turbine (12) having a straight through configuration, a second intermediate pressure...
6364602 Method of air-flow measurement and active operating limit line management for compressor surge avoidance  
A transfer function between the inlet air-flow consumed by a Gas Turbine engine, and the engine parameters of speed, pressure ratio, and Inlet Guide Vane (IGV) angle is described. An active...
6238178 Water booster methods and apparatus  
Water is first caused to flow through a first passage and rotate a first impeller. Rotation of the first impeller is linked to rotation of a second impeller, which is in fluid communication with a...
6036432 Method and apparatus for protecting centrifugal compressors from rotating stall vibrations  
A fluid passage extends through the compressor casing from a point near the tip of the impeller to a transducer located externally of the compressor casing. Responsive to fluctuations of pressure...
5967742 Method and apparatus for preventing surge while taking a turbocompressor off-line from a parallel configuration  
The operation of quickly taking a turbocompressor off-line from a parallel configuration, of a gas pipeline compressor station, may encounter increased mechanical action (in particular, vibration)...
5769602 Active automatic clamping control  
An automatic control of clamping forces in primary nozzle systems of radial turbines. Pressure to an closed annular volume positioned between a turbine housing and an axially adjustable mounting...
5630698 Converter for providing a liquid at a measurement pressure corresponding to a rotational speed  
A converter assembly for providing a liquid in a measuring line includes a stationary housing and a component being rigidly connected to the housing. A journal is slidingly supported in the...
5333989 Electric actuators for steam turbine valves  
Linear electric actuators powered by DC brushless servomotors are individually controlled to position steam turbine valves by way of levers, pins and links to thus eliminate hydraulics and the...
5292225 Overspeed protection apparatus for a turbomachine  
An overspeed trip system for a steam turbine. A pressure switch is installed at the discharge of an oil pump that is driven by the rotor shaft and that rotates at the same speed as the rotor. The...
4874288 Inlet guide vane assembly  
An inlet guide vane assembly for a pump or a compressor having rotary blades. The guide vanes pivot in a controlled manner so that a portion of the vanes can be inserted into or withdrawn from the...
4770602 Method of capacity controlling of multistage compressor and apparatus therefor  
The invention relates to a capacity control method for controlling the capacity of a multistage compressor in response to a flow rate signal by varying the openings of vanes at individual stages....
4640664 Methods of controlling operation of multistage hydraulic machines  
A multistage hydraulic machine in which respective pressure stages are connected in series through return passages and the highest and lowest pressure stages of the hydraulic machine are provided...
4617799 Plural turbine inlet passage turbo-supercharger with inlet passage shut-off valve  
A turbo-supercharger for an engine includes a turbine casing having a turbine scroll divided into a first and second inlet passages. The inlet passages are opened to the engine exhaust passage...
4578017 Method for stopping a multi-stage hydraulic machine  
A method for stopping a multi-stage hydraulic machine with an inlet valve, guide vanes including highest and lowest stage guide vanes, and a return passage connected between flow passages of...
4502831 Method of controlling operation of multistage hydraulic machines  
A multistage hydraulic machine in which respective pressure stages are connected in series through return passages and the highest and lowest pressure stages are provided with movable guide vanes...
4475334 Method of and system for controlling hydraulic turbine  
A method of and system for controlling a hydraulic turbine including a variable throttle valve located in fluid channel upstream or downstream of the hydraulic turbine adapted to be closed...
4472103 Multistage hydraulic machines and methods of controlling operations thereof  
A multistage hydraulic machine such as a pump/turbine having at least three pressure stages in which the highest and lowest pressure stages are provided with movable guide vanes the degree of...
4396345 Unloader valve having bypass valving means  
The invention comprises incorporating in the wall of a typical unloader valve for a compressor, a normally-closed, pressure-responsive valve for admitting product compressed air therethrough, into...
4229139 Water powered high speed motor  
The water powered motor includes a casing housing a rotor shaft. First and second water bearings of conical shape support opposite end portions of the shaft for high speed rotation. The central...
4168935 Apparatus and method for controlling water turbine  
An apparatus for controlling a water turbine is disclosed wherein an auxiliary servomotor having a capacity substantially equal to that of a servomotor for actuating pressure regulator is provided...
4155679 Irrigation systems control  
An irrigation control system includes a rotary water motor operatively associated with valves to provide that the water motor is either in the full on or full off condition, dependent upon...
4102595 Bleed valve control system  
The opening of variable bleed doors is scheduled as a function of both booster and compressor speed so as to better maintain the desired booster stall margin and increase efficiency during certain...
3977809 Controlled discharge pressure pump for pumping liquids  
A variable liquid discharge flow rate pump with a discharge float valve the opening of which is controlled according to the discharge pressure and flow rate by a hydraulic power ram actuator with...
3567330 SPEED CONTROL MEANS  
3530672 SPEED SENSING DEVICE  
3503479 CONTROL APPARATUS AND METHOD FOR ROTATING ELEMENTS  
3501899 CONSTANT-FLOW AIR SAMPLER  
3466977 AUTOMATIC HYDRAULIC GOVERNING SYSTEM FOR STEAM TURBINES HAVING SEVERAL ADJUSTABLE PARAMETERS  
3461892 FLUID CONTROLS PARTICULARLY FOR TURBINE ENGINES  
3421531 SPEED GOVERNING SYSTEMS AND CONTROL DEVICES THEREFOR  
3393692 Rotary shaft speed control  
3375837 Speed governing system with converter device between two separate fluid circuits  
3370831 Turbine control apparatus  
3039737 Device for controlling clearance between rotor and shroud of a turbine  
3026889 Mechanism for controlling admission of hot motive fluid to a prime mover  
2933301 Steam turbine control  
2932306 Regulator for a prime mover utilizing an elastic motive fluid  
2927768 Device for driving rapidly rotating spindles  
2905457 Hydraulic speed governing mechanism for prime movers  
2894521 Control system for turbine drives  
2886048 Pneumatic turbine drive control system  
2866471 Control arrangements for rotary machines  
Matches 1 - 50 out of 56 1 2 >