Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04D - Non-positive-displacement pumps › F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids
Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590)
04/2014
04/02/2014CN203516140U Energy-saving ventilating fan capable of automatically stopping running
04/02/2014CN203515699U Pure-condensation type small steam turbine fan driving system with speed adjusting through frequency conversion generator and generator set
04/02/2014CN203515688U Emergency governor pilot valve
04/02/2014CN103703218A Apparatus and method for reducing air mass flow for extended range low emissions combustion for single shaft gas turbines
04/02/2014CN103699190A Method for reducing temperature of graphics card and electronic device
04/02/2014CN103697084A Fluid viscosity regulation clutch with stable and adjustable rotary speed for special vehicle fan
04/02/2014CN103696977A Mining axial fan vibration test system based on optical fiber sensor
04/02/2014CN103696976A Control method applied to closed-loop speed regulation of FFU (fan filter unit) alternating-current fan
04/02/2014CN103696975A PSoC (Programmable System on Chip)-based FFU (Fan Filter Units) fan frequency conversion speed regulation controller
04/02/2014CN103696974A Safe working method of induced fan system
04/02/2014CN103696806A Gas tunnel control method and system thereof
04/02/2014CN102278322B Manual/automatic switching device and process interlocking method for fan stationary blade
04/02/2014CN102278320B Control circuit for turbo molecular pump for mass spectrum
04/02/2014CN101799019B Motor control system
03/2014
03/27/2014US20140086758 Cooling Fan Velocity Control Apparatus Using Timer and Temperature Sensor
03/27/2014US20140086746 Control circuit for fan
03/26/2014EP2710268A1 Gas turbine diffuser blowing method and corresponding diffuser
03/26/2014CN203500081U Intelligent controller of fan of UPS
03/26/2014CN203500080U Rotating speed control device for air blower
03/26/2014CN203500079U Automatic stopping device of electric fan
03/26/2014CN203500078U Multipath resistor heat dissipation device
03/26/2014CN203500077U Pyroelectric human body infrared-based fan intelligent temperature control system
03/26/2014CN203500076U Flow detection sensor and smog purifying and filtering system therewith
03/26/2014CN203500075U Coal mine main fan on-line monitoring system
03/26/2014CN203500074U Fan remote control elevating control device
03/26/2014CN203500073U Electric elevating control device for fan
03/26/2014CN203500072U Fault alarm circuit of axial flow fan
03/26/2014CN203500071U Novel heat radiation fan of computer host
03/26/2014CN203500070U Frequency-conversion and energy-saving automatic control device for high-temperature fan in cement production line
03/26/2014CN203500066U Exhaust fan
03/26/2014CN203500064U Industrial ultra-large type fan
03/26/2014CN103687424A Fan heat dissipation device and method
03/26/2014CN103674469A Experimental method for coupling pipe network operating characteristics of mine fans and device thereof
03/26/2014CN103673742A Industrial cooling tower draught fan intelligent drive system and working method thereof
03/26/2014CN103671199A Frequency conversion speed regulation method and system for draught fans
03/26/2014CN103671198A Single-stage axial compressor experimental device
03/26/2014CN103671197A Induction type bladeless fan
03/26/2014CN103671196A Temperature-control electric fan based on lighting function
03/26/2014CN103671195A Mining fan fault diagnosis system
03/26/2014CN103671194A Ceiling-type fan multi-wind-direction regulating device
03/26/2014CN103671193A Centrifugal compressor with oscillatory flow returning device blades
03/26/2014CN103671192A Method for adjusting air quantity of variable-frequency fan
03/26/2014CN103671191A Bladeless fan
03/26/2014CN103671190A Intelligent early stage on-line fault diagnosis system of mine fan
03/26/2014CN103671189A Main transformer radiator draught fan with intelligent frequency converter
03/26/2014CN103671188A Fan control circuit
03/26/2014CN103671187A Method for adaptive adjustment of real-time maximum allowable rotating speed of fan motor
03/26/2014CN103671186A Exhaust fan capable of being controlled remotely
03/26/2014CN103671185A Rotating speed control method and device of fan of computer power supply
03/26/2014CN103671184A Air blower
03/26/2014CN103671183A Computer fan control system
03/26/2014CN103671182A Fan rotation speed control device
03/26/2014CN103671181A Novel intelligent electric fan
03/26/2014CN103671180A Fan rotation speed control circuit
03/26/2014CN103671178A Oscillating device and electric fan
03/26/2014CN103671176A Electric fan which automatically tracks user
03/26/2014CN103671172A Variable pitch fan
03/26/2014CN103671171A Electric fan with voice control function
03/26/2014CN103671154A Fan and electronic equipment
03/26/2014CN103671150A Intelligent electric fan
03/26/2014CN103671149A Intelligent electric fan
03/26/2014CN103671148A Novel intelligent electric fan
03/26/2014CN103671139A Electric fan capable of intelligently tracing user
03/25/2014US8678741 Oil cooled runner
03/25/2014CA2772289C Method for controlling a compossed device and compossed device wherein such method is applied
03/20/2014WO2013038085A3 Method for monitoring the volumetric efficiency of an hp pump of a turbomachine hydraulic regulation system
03/20/2014DE10065193B4 Elektrische Leistungssteuereinheit für einen Gebläsemotor Electric power control unit for a blower motor
03/19/2014CN203488410U Loosening wind power system in ash storage warehouse
03/19/2014CN203488409U Energy-saving electric fan favorable for living
03/19/2014CN203488408U Pure electric bus battery bin heat dissipating fan control circuit
03/19/2014CN203488407U System for controlling electric fan through radio frequency remote control and body sensing
03/19/2014CN203488406U Portable inspection well air blower
03/19/2014CN203488405U Non-stop angle-adjustment air cooler fan
03/19/2014CN203488403U Natural wind simulating fan
03/19/2014CN203488398U Case type inspection well draught fan
03/19/2014CN203488243U Cooling fan transmission control system of diesel engine of diesel locomotive
03/19/2014CN103645786A Intelligent laptop heat-radiating system and fan speed-adjusting method thereof
03/19/2014CN103644136A Fan control system, system management device and fans
03/19/2014CN103644135A Air flow control device of agricultural facility
03/19/2014CN103644134A Automatic tracking fan
03/19/2014CN103644128A Intelligent temperature control electric fan
03/13/2014WO2014037149A1 Turbo machine and method for the operation thereof
03/13/2014US20140072449 Fan control system
03/13/2014US20140069105 Compressor surge prevention digital system
03/13/2014DE112012002692T5 Vorrichtung und Verfahren zur Reduzierung des Luftmassenflusses zur emissionsarmen Verbrennung über einen erweiterten Bereich in einwelligen Gasturbinen Apparatus and method for reducing the air mass flow to low-emission combustion over an extended range in single-shaft gas turbines
03/13/2014CA2826299A1 Compressor surge prevention digital system
03/12/2014EP2705255A1 Surge prevention during startup of a chiller compressor
03/12/2014CN203476764U Parallel-running axial-flow type primary air fan automatic adjusting apparatus
03/12/2014CN203476763U Intelligent speed-regulating electric fan
03/12/2014CN203476762U Eight-gear capacitance speed adjusting device
03/12/2014CN203476761U Stepping motor based wind speed control system for small wind tunnel
03/12/2014CN203476760U Ventilator integration system
03/12/2014CN203476759U Sixteen-color adjustable fan controller
03/12/2014CN203476754U Novel energy-saving and low-noise fan
03/12/2014CN203476747U Automobile energy-saving air supply control device
03/12/2014CN103635697A Compressor surge detection
03/12/2014CN103629141A Push-pull type air blower for simulating air exhaust environment during automobile running
03/12/2014CN103629140A Air blower for simulating air exhaust environment in automobile traveling
03/12/2014CN103629139A Air blower for simulating automobile operating environment
03/12/2014CN103629138A Push-pull type air blower for simulating automobile operating environment
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