| Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590) |
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| 10/31/2012 | CN102129222B Method for adjusting control parameters of fan on line for server |
| 10/31/2012 | CN102072179B Swing mechanism of fan head |
| 10/31/2012 | CN101996123B Server of power supply fan controlled by multiple mainboards |
| 10/31/2012 | CN101852351B Temperature control search lamp and search lamp temperature adjusting and controlling method |
| 10/30/2012 | US8297951 Fan having a printed circuit board |
| 10/30/2012 | US8297835 Method and regulation system for monitoring a compressor of a gas turbine in particular |
| 10/24/2012 | EP2515093A2 Method for controlling a leak detector, and leak detector |
| 10/24/2012 | EP2513488A2 Turbo compressor |
| 10/24/2012 | CN202502454U Intelligent radiator of notebook computer, wherein wind speed is adjusted according to temperature change |
| 10/24/2012 | CN202501570U Bathroom heater lamp capable of closing ventilator at fixed time |
| 10/24/2012 | CN202500804U Bidirectional ceiling fan |
| 10/24/2012 | CN202500803U Fan capable of stopping immediately |
| 10/24/2012 | CN202500802U Wind direction regulating device |
| 10/24/2012 | CN202500801U High efficient lampblack absorber or exhaust fan |
| 10/24/2012 | CN202500800U An intelligent sound-controlled safe vertical electric fan with infrared location |
| 10/24/2012 | CN202500799U Energy-saving blower fan control cabinet body |
| 10/24/2012 | CN202500798U Speed regulation resistor mounting structure of blower |
| 10/24/2012 | CN202500797U Fan controlling device used for electric welding machine |
| 10/24/2012 | CN202500796U Automatic control circuit of high voltage frequency conversion cooling blower |
| 10/24/2012 | CN202500795U Portable fan for human body cooling and sweating |
| 10/24/2012 | CN102748318A Double-fan cooling fan pulse-width modulation (PWM) controller for automobile engine |
| 10/24/2012 | CN102748317A Transmission device capable of synchronizing air exchange fan |
| 10/24/2012 | CN102748316A PWM (Pulse Width Modulation) controller of dual-fan cooling fan used for automotive engine |
| 10/24/2012 | CN102748315A Control method of direct-current brushless fan controller for fan filter unit |
| 10/24/2012 | CN102748314A Special intelligent controller for energy-saving fan and control method of special intelligent controller |
| 10/24/2012 | CN102748313A Induction type fan |
| 10/24/2012 | CN102748312A Control device for rotating speed of fan |
| 10/24/2012 | CN102748311A Control method for rotating speed of fan |
| 10/24/2012 | CN102748310A Air blower and electronic apparatus |
| 10/24/2012 | CN102748309A Wireless intelligent fan |
| 10/23/2012 | US8292593 System for minimizing mechanical and acoustical fan noise coupling |
| 10/23/2012 | US8292567 Stator assembly including bleed ports for turbine engine compressor |
| 10/23/2012 | US8291703 Variable geometry turbine |
| 10/18/2012 | WO2012139525A1 Led fan |
| 10/18/2012 | US20120263605 Compression method and air separation |
| 10/18/2012 | US20120260649 System and method for cooling a turbocharger |
| 10/17/2012 | EP2510209A2 A method for controlling a pump and motor system |
| 10/17/2012 | CN202493478U Axial flow fan convenient for vibration measurement |
| 10/17/2012 | CN202493474U Manual-automatic integrated brake device |
| 10/17/2012 | CN202493473U 风机 Fans |
| 10/17/2012 | CN202493472U Governing valve added with seal |
| 10/17/2012 | CN202493471U Transmission shaft of damper group of double-suction fan |
| 10/17/2012 | CN202493470U Fan of dust catcher with adjustable air quantity |
| 10/17/2012 | CN202493469U Time-control variable-frequency purification air-conditioning fan system |
| 10/17/2012 | CN202493468U Novel solar exhaust fan |
| 10/17/2012 | CN202493461U Ventilator with simple air regulation |
| 10/17/2012 | CN102741554A Compressor control method and system |
| 10/17/2012 | CN102740655A Data center and heat radiation control system thereof |
| 10/17/2012 | CN102734224A Synchronous regulating device with inlet guide blades for high-speed centrifugal fan |
| 10/17/2012 | CN102734202A Experimental device for rapidly evaluating performances of centrifugal compressor of exhaust gas turbocharger |
| 10/17/2012 | CN102734201A Speed-regulation time-delay ventilation fan |
| 10/17/2012 | CN102734200A Temperature control and speed regulating system of direct current fan |
| 10/17/2012 | CN102734199A Controller special for intelligent fan and control method thereof |
| 10/17/2012 | CN102734198A Single-phase alternating-current FFU (fan filter unit) fan control system |
| 10/17/2012 | CN102734197A FFU (fan filter unit) fan variable-frequency speed regulation controller |
| 10/17/2012 | CN102734196A Control of compression system with independently actuated inlet guide and/or stator vanes |
| 10/17/2012 | CN102734195A Stall detection in fans utilizing frequency converter |
| 10/17/2012 | CN102734194A Method of controlling heat-dissipating fan of computer device |
| 10/17/2012 | CN102734193A Fan control system, method and fan with system |
| 10/17/2012 | CN102734192A Fan controlling system and method therefor |
| 10/17/2012 | CN102734133A Cooling device for air compressor |
| 10/16/2012 | US8287233 Centrifugal compressor with a re-circulation venturi in ported shroud |
| 10/16/2012 | US8287232 Compressor with controllable recirculation and method therefor |
| 10/11/2012 | WO2011130807A8 Method for controlling a compressor |
| 10/11/2012 | DE102011013429B4 Abblaseventil Relief valve |
| 10/10/2012 | EP2508762A2 Control of compression system with independently actuated inlet guide and/or stator vanes |
| 10/10/2012 | EP2507517A2 Method for controlling a composite device and composite device wherein such method is applied |
| 10/10/2012 | CN202488952U Heat dissipation device for cabinet body |
| 10/10/2012 | CN202488390U Novel automobile air-conditioning fan speed regulator |
| 10/10/2012 | CN202483920U Alternating-current fan speed regulation circuit |
| 10/10/2012 | CN202483916U Automatic induction type ceiling fan device |
| 10/10/2012 | CN202483915U Oil-free vortex type air compressor unit for new energy automobile |
| 10/10/2012 | CN202483914U Low-temperature heating fan and low-temperature heating ion fan |
| 10/10/2012 | CN202483911U Air pump with automatic shutdown structure |
| 10/10/2012 | CN102721647A Garbage concentration detection device and garbage concentration identification method for dust absorption product |
| 10/10/2012 | CN102720692A Double-driving parallel sequential supercharging compressor |
| 10/10/2012 | CN102720685A Timing type exhaust fan |
| 10/10/2012 | CN102720684A Speed governing exhaust fan controller |
| 10/10/2012 | CN102720683A Air conditioner indoor modularization fan |
| 10/10/2012 | CN101201060B Fan system and starting method therefor |
| 10/04/2012 | WO2012132612A1 Hot medium flow rate estimator, heat source, and hot medium flow rate estimation method |
| 10/04/2012 | WO2012132062A1 Method for operating gas compressor, and gas turbine provided with gas compressor |
| 10/03/2012 | EP2505849A1 Method and system for energy optimization of a centrifugal compressor |
| 10/03/2012 | EP2505848A1 Stall detection in fans utilizing frequency converter |
| 10/03/2012 | EP2505845A1 Method for improving sensorless flow rate estimation accuracy of pump driven with frequency converter |
| 10/03/2012 | CN202468483U Secondary voltage circuit for lowering fan noise |
| 10/03/2012 | CN202468400U Novel energy-saving exhaust fan |
| 10/03/2012 | CN202468399U Intelligent electric fan controller based on singlechip |
| 10/03/2012 | CN202468398U Air exhaust fan device for monitoring air humidity in kitchen |
| 10/03/2012 | CN202468397U Multistage energy-saving system for fan of dust remover |
| 10/03/2012 | CN202468396U Intelligent pump station for monitoring beam tube |
| 10/03/2012 | CN202468395U Control system for adjusting rotating speed of exhaust fan of automobile |
| 10/03/2012 | CN202468394U Frequency conversion energy-saving control system of vacuum pump on plastic extrusion equipment |
| 10/03/2012 | CN202468393U Adjustable high-power fan controller |
| 10/03/2012 | CN202468392U Blower fan switching control system for roller kiln |
| 10/03/2012 | CN202468391U Heat dissipating device of wind power tower footing |
| 10/03/2012 | CN202468390U Temperature control electric fan |
| 10/03/2012 | CN202468389U Automobile air-conditioner blower speed adjusting device |
| 10/03/2012 | CN202468388U Radiating system for data center |
| 10/03/2012 | CN202468386U 360-degree unidirectional rotary fan |