Patents for F01D 17 - Regulating or controlling by varying flow (7,485)
03/1992
03/03/1992US5092126 Twin scroll turbine
02/1992
02/25/1992US5090205 Methods and apparatus for periodic chemical cleanings of turbines
02/25/1992US5090194 Fluidic multiplexer for fluid servomotors in a gas turbine engine
02/13/1992DE4025567A1 Gas turbine with by=pass - has gas flow fed during no-load running in by=pass past useful output turbine
02/05/1992CN1058448A Improved system for admitting steam into turbine
01/1992
01/30/1992DE4023900A1 Method for control of turbine wheel - involves matching throttle to group of nozzles
01/21/1992US5082421 Active control of unsteady motion phenomena in turbomachinery
01/14/1992US5080558 Control stage nozzle vane for use in partial arc operation
01/14/1992US5079922 Moisture-separator-reheater drain cooler system
01/08/1992EP0465137A1 Control of a combined cycle turbine
12/1991
12/31/1991US5076756 Full-arc admission steam turbine
12/30/1991CA2036821A1 Bypass valve system
12/27/1991EP0462387A1 Hydraulic control and safety system
12/27/1991EP0462130A1 Reducing station with safety operation in the negative direction.
12/27/1991EP0462126A1 Regulating drive for safety and control valves.
12/24/1991US5074325 Pivoting control valve actuator and support assembly
12/19/1991CA2041061A1 Hydraulic safety and regulating system
12/18/1991CN1057090A Improved control stage nozzle vane for use in partial arc operation
12/17/1991CA1293311C Turbine valve controller
12/08/1991CA2044027A1 Control stage nozzle vane for use in partial arc operation
11/1991
11/26/1991US5067323 Three position actuator arrangement
11/20/1991CN1056337A Electro-hydraulic method and apparatus for controlling switching values of steam turbine
11/18/1991CA2042628A1 Limit sensing indicator
10/1991
10/29/1991US5061152 Mounting for variably settable stator blades in a compressor
10/22/1991US5059093 Compressor bleed port
10/16/1991EP0451543A1 Actuation system for a steam regulating valve
10/15/1991CA1290576C Steam chest modifications for improved turbine operations
10/08/1991US5054999 Flow machine
10/08/1991US5054286 Bypass valve system
09/1991
09/25/1991CN1014086B Valve system with adjustable seating force
09/21/1991CA2012649A1 Air chargers and airturbo chargers
09/10/1991US5046447 Limit sensing indicator
09/10/1991US5046318 Turbine power plant automatic control system
09/10/1991US5046317 Wastegate valve for turbocharger
09/03/1991US5045711 Turboexpander-generator
09/03/1991US5044880 Variable geometry turbine actuator assembly
09/03/1991US5044879 Variable stator vane arrangement for an axial flow compressor
08/1991
08/28/1991EP0442884A1 Turbocharger apparatus.
08/20/1991CA1287877C Turbine helper drive apparatus
08/17/1991CA2036418A1 Pivoting control valve actuator and support assembly
08/14/1991CN1053830A Control valve vibration damper/isolator
08/13/1991US5039277 Variable stator vane with separate guide disk
08/13/1991US5039060 Control valve vibration damper/isolator
08/07/1991CN1053660A Diagnostic system for evaluating performance of critical valves in steam turbine system
08/06/1991CA1287303C Partial arc steam turbine
08/02/1991CA2035382A1 Control valve vibration damper/isolator
07/1991
07/31/1991CN1013393B Steam chest modifications for improved turbine operations
07/30/1991US5035572 Turbo-engine
07/26/1991CA2034844A1 Diagnostic system for evaluating the performance of critical valves in a steam turbine system
07/23/1991CA1286511C Power plant for burning a fuel at high pressure and a gas turbine drivenby the combustion gases
07/09/1991CA1285778C Turbocharger with variable vanes
07/02/1991US5028208 Nozzle blade angle adjustment device for variable geometry turbocharger
06/1991
06/26/1991EP0433791A1 Actuator for a feeding valve
06/26/1991EP0433560A1 Exhaust gas turbocharger for an internal combustion engine
06/25/1991US5025629 High pressure ratio turbocharger
06/19/1991EP0432885A1 Mounting of adjustable stator vanes in an axial compressor stage
06/18/1991US5024580 Control of variable stator vanes
06/18/1991CA1284888C Regulation system for double-shaft gas turbines
06/12/1991CA2005292A1 Electric generator type windmill
06/05/1991EP0430089A1 Actuator
05/1991
05/28/1991US5018356 Temperature control of a steam turbine steam to minimize thermal stresses
05/28/1991US5018355 Method and apparatus for periodic chemical cleanings of turbines
05/14/1991CA1284033C Driving linkage device
05/02/1991EP0424666A1 Exhaustgas-driven turbocharger
04/1991
04/23/1991CA1283298C Multi-staged turbine system with bypassable bottom stage
04/09/1991US5005605 Conditioning valve
04/09/1991US5005353 Active control of unsteady motion phenomena in turbomachinery
04/03/1991EP0419946A1 Valve motor
04/03/1991EP0419871A1 Turbine
04/02/1991US5003769 Self-checking speed governor arrangement
03/1991
03/27/1991EP0418239A1 Flow machine.
03/26/1991US5002839 Astenitic steel buttering layer and cobalt containing layer; electric power plants
03/26/1991CA1282009C Valve system with adjustable seating force
03/20/1991EP0417433A1 Axial turbine
03/13/1991EP0416948A1 Variable nozzle for a radial turbine
02/1991
02/26/1991US4995786 Dual variable camber compressor stator vane
02/13/1991EP0412736A1 Diverter valve
02/05/1991US4990056 Stator vane stage in axial flow compressor
01/1991
01/24/1991WO1991000971A1 Improved conditioning valve
01/23/1991CN1048745A Improved conditioning valve
01/22/1991US4986309 Stop valve
01/22/1991US4986305 Fluidic multiplexer
01/22/1991CA1279266C Variable nozzle structure for a turbine
01/22/1991CA1279265C Variable capacity turbine
01/15/1991US4984965 Variable geometry turbine inlet wall mounting assembly
01/03/1991DE3941399C1 Turbine outlet nozzle control - consists of slider moved by lever pivoted in casing
01/02/1991CN1048257A Decompressor with safety function in negative action direction
12/1990
12/26/1990CN1048094A Servo drive for safety valve and control valve
12/25/1990US4979874 In an axial flow gas turbine engine
12/18/1990US4978280 Variable guide vane arrangement for a compressor
12/18/1990US4978279 Simplified inlet guide vane construction for a rotary compressor
12/12/1990EP0401615A1 Turbocharger
12/11/1990US4976108 Turbine efficient valve position computer
11/1990
11/29/1990DE3546775C2 Gas turbine engine compressor stage
11/27/1990US4973223 Variable geometry turbine
11/27/1990US4972671 Turbo-engine air intake grill
11/22/1990EP0398138A2 Device for controlling a power turbine coupled with a generator
10/1990
10/31/1990EP0395498A1 Variable inlet guide vane with a built-in turntable
10/31/1990CN1046582A Method for heat rate improvement in partialarc steam turbine
10/24/1990EP0393531A1 Actuating device for variable stator vanes
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