| Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590) |
|---|
| 04/07/1996 | CA2133793A1 Inter compressor duct variable geometry annular diffuser/bleed valve |
| 04/02/1996 | USRE35199 Air vent closure system |
| 03/27/1996 | CN1119249A Rotary machine controller and control method thereof |
| 03/20/1996 | EP0702198A2 Air conditioner |
| 03/20/1996 | CN1118876A Surge detection device and turbomachinery therewith |
| 03/14/1996 | WO1996008066A1 Circuit for operating an electric motor |
| 03/14/1996 | DE4432058A1 Schaltung zum Betreiben eines Elektromotors Circuit for operating an electric motor |
| 02/28/1996 | EP0698739A1 Bleed air apparatus for turbomachine |
| 02/28/1996 | EP0593632B1 Radial fan |
| 02/22/1996 | WO1996005438A1 Bleed valve |
| 02/14/1996 | EP0696678A2 Prevention of parameter excursions in gas turbines |
| 02/13/1996 | US5490760 Multishaft geared multishaft turbocompressor with return channel stages and radial expaner |
| 02/09/1996 | CA2154404A1 Prevention of parameter excursions in gas turbines |
| 01/24/1996 | CN1115363A Pressed air supplying device |
| 01/17/1996 | CN1115011A Turbomachinery with variable angle fluid guiding devices |
| 01/16/1996 | US5484261 System for regulating air supply conditions of a turbo shaft machine |
| 01/03/1996 | EP0690235A2 Method and apparatus for evacuating vacuum system |
| 01/02/1996 | US5479818 Process for detecting fouling of an axial compressor |
| 12/27/1995 | EP0688400A1 Anti-stall tip treatment means |
| 12/26/1995 | US5479557 Circuit arrangement for power supply of a fan and/or battery by solar generator in a motor vehicle |
| 12/26/1995 | US5478275 Radial fan |
| 12/26/1995 | US5478214 Compact redundant cooling module and method |
| 12/26/1995 | US5477673 Handling bleed valve |
| 12/13/1995 | EP0686774A1 Turbomachinery with variable angle fluid guiding devices |
| 12/12/1995 | US5474417 Cast casing treatment for compressor blades |
| 12/06/1995 | EP0685653A2 Method and apparatus for surge control |
| 12/06/1995 | EP0685652A2 Surge detection device and turbomachinery therewith |
| 11/30/1995 | DE19517113A1 Equipment and process to control multistage turbine |
| 11/24/1995 | CA2149578A1 Turbomachinery with variable angle fluid guiding devices |
| 11/23/1995 | DE4417468A1 Gas laser appts. |
| 11/22/1995 | CN1112190A Gas turbine apparatus and method of operating same |
| 11/20/1995 | CA2149576A1 Surge detection device and turbomachinery therewith |
| 11/15/1995 | EP0681540A1 Hovercraft. |
| 11/14/1995 | US5466118 Centrifugal compressor with a flow-stabilizing casing |
| 11/08/1995 | CN1111320A Exhaust gas turbocharger |
| 10/31/1995 | US5461860 for an internal combustion engine |
| 10/17/1995 | US5458457 Turbomachine |
| 10/11/1995 | EP0676545A2 Surge control method and apparatus |
| 10/08/1995 | CA2146583A1 Method and apparatus for measuring the distance of a turbocompressor's operating point to the surge limit interface |
| 10/05/1995 | WO1995026471A1 System including a vacuum pump, measuring device and supply, control, operating and display equipment |
| 10/05/1995 | DE4410903A1 System mit Vakuumpumpe, Meßgerät sowie Versorgungs-, Steuer-, Bedienungs- und Anzeigeeinrichtungen System with vacuum pump, meter and supply, control, monitoring and display |
| 09/28/1995 | WO1995025894A1 Process for controlling the driving voltage of a fan in electrical equipment |
| 09/21/1995 | DE4410735A1 Asynchronous motor speed control, esp. for combustion applications |
| 09/21/1995 | DE4408805A1 Active fan monitoring for computer ventilators |
| 09/21/1995 | DE19506790A1 Operating efficiency optimisation system for radial compressor |
| 09/14/1995 | DE4408442A1 Circuit to control speed of universal motor e.g for vehicle air conditioner |
| 09/12/1995 | US5450316 Electronic process controller having password override |
| 09/12/1995 | US5449275 Controller and method for operation of electric fan |
| 09/12/1995 | US5448881 Gas turbine engine control based on inlet pressure distortion |
| 09/12/1995 | CA2119900A1 Automatic water pumping system |
| 09/06/1995 | EP0670425A1 Method of surge detection |
| 09/05/1995 | US5447414 In an air handling system |
| 08/30/1995 | CN1107556A NC adjusting and metering fan |
| 08/29/1995 | US5445215 Fan assembly with heat sink |
| 08/22/1995 | US5443368 Turbomolecular pump with valves and integrated electronic controls |
| 08/09/1995 | EP0666423A1 Surge detection system using engine signature |
| 08/03/1995 | DE4438995A1 Fan for cooling system of engine of construction machinery |
| 08/03/1995 | DE4418071C1 Drive unit with electric motor for driving cooling fan of motor vehicle |
| 08/02/1995 | CN1106112A Adjusting method of moving efficiency of main axial-flow mine ventilator |
| 08/01/1995 | US5437539 Apparatus for the dynamic control of rotating stall and surge in turbo machines and the like |
| 07/27/1995 | DE4402137A1 Fan generating fresh air used in exhaust of IC engine |
| 07/12/1995 | CN2203374Y Adjustable wind rate blower |
| 07/11/1995 | US5432696 Apparatus for and method of controlling a fan utilizing a branching phenomemon occurring in a solution of a one parameter function |
| 07/11/1995 | US5431533 For a rotor supported for rotary motion |
| 07/05/1995 | EP0661426A1 Gas turbine apparatus and method of operating same |
| 06/29/1995 | WO1995017607A1 Non-recoverable surge and blowout detection in gas turbine engines |
| 06/27/1995 | US5426975 Method and apparatus for determining the total flow rate in a ventilation installation |
| 06/22/1995 | DE4343168A1 Two-coil ventilator fan drive motor |
| 06/15/1995 | WO1995016117A1 Closed loop stator vane control |
| 06/07/1995 | CN1103467A NC serial operating mode change centrifugal fan |
| 06/06/1995 | US5422824 Computerized diagnostic system for microprocessor-based, portable machinery |
| 06/01/1995 | DE4340580A1 Regulator for heating and air conditioning system in motor vehicle |
| 05/24/1995 | EP0654163A1 Process and device for monitoring vibrational excitation of an axial compressor |
| 05/24/1995 | EP0654162A1 Process for detecting fouling of an axial compressor |
| 05/24/1995 | EP0654161A1 Process and device for monitoring and for controlling of a compressor |
| 05/18/1995 | WO1995013215A1 Rotor blade pitch change control method and device |
| 05/10/1995 | EP0652374A1 System for controlling operation of turbo type fluid machinery |
| 05/10/1995 | EP0652154A1 Control method and device of the variable pitch of rotor blades |
| 05/10/1995 | EP0652137A1 Power supply for ventilator and/or an accumulator using a solargenerator in a vehicle |
| 05/10/1995 | EP0651859A1 Rotary compressor with stepped cover contour. |
| 05/10/1995 | EP0628149A4 Control system for an air conditioning/refrigeration system. |
| 05/09/1995 | US5412977 Turbo machine with an axial dry gas seal |
| 04/26/1995 | CN2195637Y Multi-function emergency electric fan |
| 04/20/1995 | WO1995010709A1 Axially opening cylindrical bleed valve |
| 04/20/1995 | WO1995010692A1 Active tip flow bypass in stator vane channel |
| 04/13/1995 | WO1995010078A1 Method and apparatus for supplying a pressurized compressible medium to a network |
| 04/04/1995 | US5403149 Stabailization device for extending the characteristic map of a compressor |
| 04/04/1995 | US5402632 In a dual spool gas turbine engine |
| 03/29/1995 | CN2193451Y Freezing commpressed air drier cold medium overheat protecting device |
| 03/16/1995 | DE4431460A1 Fan |
| 03/15/1995 | CN2192099Y Speed regulator for domestic electric fan |
| 03/08/1995 | CN1027832C 背压阀 Backpressure valve |
| 02/23/1995 | WO1995005541A1 Control method and apparatus for a centrifugal chiller using a variable speed impeller motor drive |
| 02/15/1995 | EP0638727A1 Compressor and its method of operation |
| 02/15/1995 | EP0638725A1 Device for secondary air bleeding from an axial compressor |
| 02/15/1995 | CN1098775A Method of controlling starting of compressor in air conditioner |
| 02/09/1995 | WO1995004225A1 Process and device for tapping a partial stream from a stream of compressed gas |
| 01/31/1995 | US5385012 In a gas turbine engine |
| 01/12/1995 | DE4423736A1 Method for regulating the power of a centrifugally operating machine which is driven by an electric motor |
| 01/10/1995 | US5380151 Axially opening cylindrical bleed valve |