| Patents for F04D 15 - Control, e.g. regulation, of pumps, pumping installations, or systems (4,967) |
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| 11/11/2009 | CN201344141Y Fully-automatic control device for water pump |
| 11/11/2009 | CN201344137Y Single frequency conversion pressure constant pump |
| 11/11/2009 | CN201344132Y Unloading warehouse-sweeping pump of self-controlled groove tanker |
| 11/05/2009 | WO2009133125A1 Fluid energy machine |
| 11/03/2009 | US7612510 Pump controller system and method |
| 11/03/2009 | CA2397988C Variable flow water pump |
| 10/29/2009 | WO2009080634A3 Blocking element for fluid media, non-return flap comprising a blocking element, and structural unit formed therefrom |
| 10/28/2009 | CN100553796C Fluid discharging method and fluid discharging apparatus |
| 10/21/2009 | CN201330716Y Seawater pump control circuit of marine central cooling system |
| 10/21/2009 | CN201330714Y Electronic submersible pump |
| 10/20/2009 | US7603969 Automotive coolant pump apparatus |
| 10/15/2009 | WO2009124635A1 Sensor for switching a pump on and/or off |
| 10/14/2009 | EP2108843A1 Sensor for turning a pump on or off |
| 10/14/2009 | CN201326548Y Flow controller of bootable pump |
| 10/14/2009 | CN100548240C Spring controlled micropump for artificial anus sphincter |
| 10/13/2009 | US7600379 Exhaust gas turbocharger for an internal combustion engine |
| 10/13/2009 | CA2405669C Variable flow water pump |
| 10/08/2009 | DE102008016811A1 Method for controlling adjustable coolant pump for motor vehicle, involves providing internal combustion engine, and signal controller for controlling coolant pump of impulse time and impulse frequency |
| 10/07/2009 | CN201321995Y Energy-saving control device of electric centrifugal pump |
| 10/07/2009 | CN201321994Y Automatic water pumping device |
| 10/07/2009 | CN201321991Y Magnetic-control solar energy pumping device |
| 10/07/2009 | CN101550942A Water pump monitoring device |
| 10/01/2009 | WO2009120522A2 Integrated fan drive system for air-cooled heat exchanger (ache) |
| 10/01/2009 | WO2009059793A3 System and method for regulating a flow of liquid |
| 10/01/2009 | CA2719264A1 Integrated fan drive system for air-cooled heat exchangers (ache) |
| 09/30/2009 | CN101545493A Autonomous decentralized water supply control system |
| 09/30/2009 | CN100545461C Control equipment for motor driven hydraulic pump |
| 09/23/2009 | EP2102563A1 Air conditioning systems and methods having free-cooling pump-protection sequences |
| 09/23/2009 | EP1553306B1 Mix-in structure for gas or the like in pressurization centrifugal pump |
| 09/17/2009 | US20090232653 Paddlewheel apparatus |
| 09/17/2009 | DE102008013534A1 Switchable coolant pump i.e. small coolant pump, for internal combustion engine of motor vehicle, has working piston acting on working medium present in working cylinder, pressure lines, annular channel and annular piston operating chamber |
| 09/15/2009 | CA2562070C System and method for determining pump underperformance |
| 09/10/2009 | US20090226295 Method and apparatus for delivering a liquid |
| 09/09/2009 | EP2098731A2 Condensate pump |
| 09/09/2009 | EP1521904B1 Device for driving a coolant pump |
| 09/05/2009 | CA2627115A1 Work machine, control system and method for controlling an engine in a work machine |
| 09/03/2009 | WO2009004277A3 Control arrangement for water pump |
| 09/03/2009 | US20090220338 Fluid Compressor with Aerostatic Bearing, Control System of a Compressor with Aerostatic Bearing and Method of Controlling a Compressor with Aerostatic Bearing |
| 08/27/2009 | WO2009103647A1 Dynamic pump wheel for a pump and a pump device comprising a dynamic pump wheel |
| 08/27/2009 | WO2009067434A8 Pump suction pressure limiting speed control and related pump driver and sprinkler system |
| 08/27/2009 | US20090211248 Apparatus, system, and method for predictive control of a turbocharger |
| 08/26/2009 | CN201298175Y Water level controlling switch device and water pump controller |
| 08/25/2009 | US7578657 Enclosed pump switch level control system |
| 08/19/2009 | CN201292956Y Timing control device for pumping for water pump |
| 08/19/2009 | CN201292955Y Mechanical hydraulic power-dividing stepless governor |
| 08/19/2009 | CN201292954Y Water pump and/or blower fan highly effective energy-conserving control system |
| 08/19/2009 | CN201292953Y Submersible pump with built-in controller |
| 08/12/2009 | CN100526653C Controller used for fluid pump |
| 08/11/2009 | US7573220 Self calibrating fan |
| 08/11/2009 | US7572108 Pump controller system and method |
| 08/06/2009 | WO2009096806A1 Damping of esp lateral vibrations using modulation of motor speed |
| 08/05/2009 | CN201284748Y Remote control water pump |
| 08/05/2009 | CN101498311A Multifunctional water pump control valve for sewage water |
| 08/05/2009 | CN100523521C In-line pumping unit |
| 08/05/2009 | CN100523516C Single-shaft multistage pump |
| 07/30/2009 | WO2009093750A1 Water supply |
| 07/30/2009 | DE102008006451A1 Coolant pump for cooling circuit of internal combustion engine, has pump housing and control valve for controlling coolant flow through cooling circuit, where actuating unit is provided for actuating control valve |
| 07/30/2009 | DE102007052333B4 Verfahren zur Durchführung eines Spülprogramms A method for performing a washing program |
| 07/23/2009 | WO2009091076A1 Dust collector |
| 07/22/2009 | CN201277181Y Apparatus for controlling water pump |
| 07/22/2009 | CN201277180Y Special variable-frequency constant-pressure control apparatus for intelligent water pump |
| 07/22/2009 | CN100516538C Water supply pump system |
| 07/15/2009 | EP2077973A1 Pump device |
| 07/08/2009 | CN100510422C Self-force turncock type slag stuff pump control valve |
| 07/07/2009 | US7558699 Control system for centrifugal pumps |
| 07/02/2009 | WO2009080634A2 Blocking element for fluid media, non-return flap comprising a blocking element, and structural unit formed therefrom |
| 07/01/2009 | CN201265538Y Water level detection control protector of mining water pump |
| 06/25/2009 | WO2009079622A1 Automatic control system and method to minimize oscillation in ceilling fans |
| 06/25/2009 | WO2009077166A1 Centrifugal pump with flow sensor |
| 06/25/2009 | US20090162186 Method and apparatus for vibration-based automatic condition monitoring of a wind turbine |
| 06/25/2009 | DE102007061559A1 Kreiselpumpe mit Durchflusssensor Centrifugal pump with flow sensor |
| 06/24/2009 | EP2072825A2 Coolant pump |
| 06/24/2009 | CN100504337C Method and device for detecting centrifugal pump fault |
| 06/10/2009 | CN101451534A Intelligent box and pump integrated pump station |
| 06/04/2009 | WO2009068385A1 Water-bearing domestic appliance with a water diverter |
| 06/04/2009 | DE102008059462A1 Radial pump has first sealing element located between gap sealing slide and housing, and second sealing element located on impeller-side end face of gap sealing slide |
| 06/03/2009 | EP1963637B1 Controllable coolant pump |
| 06/03/2009 | EP1740806B1 Method for continuously operating a liquid conveying device |
| 06/03/2009 | EP1432914A4 Pump control system |
| 06/03/2009 | CN201250782Y Water pump control device in a railway vehicle water supply system |
| 06/03/2009 | CN201250781Y Liquid level control system of diving pump |
| 05/28/2009 | WO2009067434A1 Pump suction pressure limiting speed control and related pump driver and sprinkler system |
| 05/28/2009 | US20090136335 Turbine unit for refrigerating/cooling air cycle |
| 05/27/2009 | CN201246313Y Automatic control device of pumping station pollution discharge liquid level |
| 05/27/2009 | CN201246312Y Temperature control type water pump |
| 05/27/2009 | CN201246268Y Water turbine and water pump blade angle hydraulic synchronization speed regulator |
| 05/27/2009 | CN101443634A Device for transmitting measured values |
| 05/27/2009 | CN101440816A Pressure relief arrangement for a pump |
| 05/21/2009 | US20090132184 Flow rate estimation method of blood pump |
| 05/21/2009 | US20090129943 Method for driving a bidirectional motor to rotate a fluid circulation pump |
| 05/21/2009 | US20090129913 Computer Room Environmental Conditioning Unit with Translatable Blowers |
| 05/20/2009 | CN101436035A Double-differentiation channel PID control algorithm for pumping energy storage machine unit speed regulating device |
| 05/14/2009 | WO2009059793A2 System and method for regulating a flow of liquid |
| 05/14/2009 | US20090123272 Adaptive variable geometry turbocharger strategy |
| 05/14/2009 | DE102007053948A1 Anlage und Verfahren zur Regelung eines Flüssigkeitsstroms System and method for controlling a flow of liquid |
| 05/13/2009 | EP2058523A2 Method for carrying out a rinse program |
| 05/13/2009 | EP1488108B1 Self-regulating water pump |
| 05/13/2009 | CN201236983Y Overflow valve of high-pressure pump |
| 05/13/2009 | CN201236822Y Automatic pump controller |
| 05/12/2009 | US7530781 Pump device |