Patents
Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590)
12/2013
12/25/2013CN203362568U CPU cooling device
12/25/2013CN203362567U Fan operation control system
12/25/2013CN203362566U 电风扇电路 Fan circuit
12/25/2013CN203362565U Electric fan circuit
12/25/2013CN203362551U Air delivery device and charged particle output device
12/25/2013CN203362550U Energy-saving adjustable fan system for chemical engineering system
12/25/2013CN203362299U Control system of automobile electronic cooling fan
12/25/2013CN103477055A Method for eliminating rotating stall in a turbomachine
12/25/2013CN103475279A Brake resistor fan control method and device
12/25/2013CN103470521A Fan life prediction device
12/25/2013CN103470520A Power cabinet air volume adjusting device of high-power power electronic device
12/19/2013US20130336760 Fan control method, fan model identification method, and fan control circuit
12/19/2013DE10315143C5 Vorrichtung und Verfahren zur Belüftung eines Raumes Apparatus and method for ventilating a space
12/18/2013EP2674591A1 Method and system for controlling the supply of compressed air to a pneumatic network, in particular of an aircraft
12/18/2013EP2220375B1 Fan arrangement
12/18/2013CN203350744U Transformer cooling fan control device
12/18/2013CN203348129U Energy-saving low-noise cyclone cluster
12/18/2013CN203348128U Centrifugal fan rotating stall control device
12/18/2013CN203348127U Equipment cabinet fan detection device
12/18/2013CN203348126U Novel high-speed draught fan device of forced smoke discharging type gas water heater with mechanical exhaust
12/18/2013CN203348125U Frequency converter capable of adjusting blast capacity of fan
12/18/2013CN103457006A Cooling control method, cooling control device and cooling system of energy storage power supply
12/18/2013CN103452906A Mechanical fan with rubber fan blades
12/18/2013CN103452890A Multistage centrifugal blower and installation method thereof
12/18/2013CN103452887A Flow detection sensor and smoke purifying and filtering system with same
12/18/2013CN103452886A Intelligent control device of fan
12/18/2013CN103452885A Electric lifting control device of fan
12/18/2013CN103452884A Roof ventilation machine with automatic smoke exhaust function and automatic air valve size regulation function
12/18/2013CN103452883A Variable-speed fan system and control method thereof
12/18/2013CN103452875A Perpendicularly rotatable fan
12/18/2013CN103452871A Method for implementing gas delivery by using multistage blower
12/18/2013CN103452824A Fan and water pump energy saving system adopting minimum power algorithm based on flow-power curve
12/18/2013CN102242722B Maglev molecular pump, and control method and manufacturing method thereof
12/17/2013US8608428 Submersible centrifugal pump with normal and ejector modes of operation
12/12/2013US20130330166 Method for controlling temperature of a turbine engine compressor and compressor of a turbine engine
12/11/2013CN203335451U Vertical type excess speed testing device for axial flow fan
12/11/2013CN203335450U Fan connecting and disconnecting state detecting module, device and system
12/11/2013CN203335449U 智能节能电风扇 Energy Smart Fan
12/11/2013CN203335448U Intelligent temperature control device for transmitter fans
12/11/2013CN203335447U Automobile cooling fan high-speed gear loop device
12/11/2013CN203335446U Electromagnetic fan system detection device
12/11/2013CN203335445U Brushless non-inductive fan
12/11/2013CN103438014A Intelligent and automatic fan control device
12/11/2013CN103438013A Automatic lifting control device of fan
12/11/2013CN103438012A Frequency modulation type wind speed control and display system and setting method thereof
12/11/2013CN103438011A Tunnel ventilation fan with adjustable speed
12/11/2013CN103438010A Portable inspection well blower
12/11/2013CN103438009A Box-type inspection well air feeder
12/11/2013CN102007299B 真空泵 Vacuum pump
12/11/2013CA2818066A1 Control process and regulation system for supplying compressed air to a compressed air network, specifically in an aircraft
12/05/2013WO2013180919A1 Anti-surge speed control of a compressor in a vpsa apparatus
12/05/2013WO2013180833A1 Compressor thrust bearing surge protection
12/05/2013WO2013177862A1 Variable speed fan system and control method thereof
12/05/2013US20130323082 Anti-surge speed control
12/04/2013EP2668402A1 Variable speed compressor and control system
12/04/2013EP2668372A1 Turbine engine stage
12/04/2013CN203321856U Sorting machine blower
12/04/2013CN203321847U 换气扇 Ventilator
12/04/2013CN103429850A Turbine engine stage
12/04/2013CN103423190A Parallel operation axial flow primary fan automatic regulating method and device
12/04/2013CN103423189A Server fan power consumption measuring method
12/04/2013CN103423188A Fan control system and fan controlling method thereof
12/04/2013CN103423187A Fan speed controlling system
12/04/2013CN103423186A Fan failure detection method and electronic device
12/04/2013CN103423185A Fan
12/04/2013CN103423184A Power-type fan speed control circuit and fan device
12/04/2013CN102261344B Synchronous regulating device of high-speed centrifugal fan outlet guide vane
12/04/2013CN102202553B Vacuum cleaner
11/2013
11/28/2013US20130315751 Compact cable suspended pumping system for lubricator deployment
11/28/2013US20130315717 Coupled outlet vane device/angular adjustment
11/27/2013CN203308757U Fire protection fan control circuit
11/27/2013CN203308756U Dynamic intelligent adjusting system for ventilator blade
11/27/2013CN203308755U Novel mnemonic fan
11/27/2013CN203308754U Safety detection device of large-scale energy-saving fan
11/27/2013CN203308753U Direct-current fan controlled by single-chip microcomputer
11/27/2013CN203308752U Computer case environment control system based on heat distribution control
11/27/2013CN203308749U Intelligent fan
11/27/2013CN203308745U Driving circuit and fan
11/27/2013CN203308740U Airspeed tubular induced draft fan
11/27/2013CN103410763A Cooling system for reactive power compensation device
11/27/2013CN103410762A Device and method for controlling centrifugal fan rotating stalling
11/27/2013CN103410761A Electric fan
11/27/2013CN103410760A Balloon inflating device
11/27/2013CN102141049B Collecting and diffusion regulating mechanism of electric fan
11/26/2013US8591167 Airflow from a blower with one or more adjustable guide vanes that are affixed to the blower at one or more pivot points located in an outlet of the blower
11/23/2013CA2806033A1 Oscillating fan with built-in pull-type control switch
11/21/2013WO2013171675A1 Ventilation unit for flow reversal
11/21/2013WO2013171245A1 Pump unit, pump unit configuration system and method
11/21/2013US20130309101 Electric pump device
11/21/2013US20130306639 Trash Receptacle With Vacuum Release Vents
11/20/2013EP2663777A1 Turbofan engine
11/20/2013EP2493593B1 Device for compressing and drying gas and a method applied thereby.
11/20/2013EP1704330B1 Recirculation port
11/20/2013CN203297127U Improved data collecting control box and fan electrical performance testing system
11/20/2013CN203297126U On-line exhaust fan monitoring and fault diagnosis system based on Internet of Things
11/20/2013CN203297125U Pitch angle adjusting structure for electric fan
11/20/2013CN203297124U Air exhausting device
11/20/2013CN103403481A Separation of a gas mixture
11/20/2013CN103398017A Straight condensing car driving blower system and method adopting variable-frequency power generator for speed regulation
11/20/2013CN103397916A Blower system speed-governed by power frequency generator and driven by back-pressure small turbine and method
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