| 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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| 08/07/2013 | CN203114688U Draught fan operating circuit with intelligent fault diagnosis function |
| 08/07/2013 | CN203114687U Mechanical braking system of high-capacity MW level low-speed permanent magnet direct-driven fan |
| 08/07/2013 | CN203114686U Mine ventilator vibration signal monitoring device |
| 08/07/2013 | CN203114685U Fan controlling device |
| 08/07/2013 | CN203114684U Boiler draught fan |
| 08/07/2013 | CN203114683U Fan remote monitoring system |
| 08/07/2013 | CN203114682U Automatic speed regulation device of microwave equipment dehumidifying fan |
| 08/07/2013 | CN203114681U Steering control device and electric fan |
| 08/07/2013 | CN203114680U Mode control device and electric fan |
| 08/07/2013 | CN203114676U Electric fan with fan head capable of rotating by more than 360 degrees in all dimensions |
| 08/07/2013 | CN203114670U Fan |
| 08/07/2013 | CN203114669U Electromotor fan of coal feeder |
| 08/07/2013 | CN203114404U Forklift engine cooling system utilizing static hydraulic pressure to drive fan |
| 08/07/2013 | CN103233904A Fan state feedback control device and method thereof |
| 08/07/2013 | CN102011745B Neural network control system and method of magnetic suspension molecular pump |
| 08/07/2013 | CN102011743B Blast blower control system for circular cooler |
| 08/07/2013 | CN101982703B Multifunctional optical control desk lamp |
| 08/06/2013 | US8500389 Gas driven rotation motor, a tool provided with a gas driven rotation motor and a method for regulating speed of a gas driven rotation motor |
| 08/01/2013 | WO2013110733A1 Compressor system for natural gas, method of compressing natural gas and plant using them |
| 08/01/2013 | WO2013110324A1 Dynamic compressor control with surge prevention |
| 08/01/2013 | US20130195678 Apparatus and method for controlling compressor, and refrigerator having the same |
| 08/01/2013 | US20130195612 Apparatus and method for controlling a comprressor |
| 08/01/2013 | US20130195603 Turbomachine fan clutch |
| 08/01/2013 | DE102012201433A1 Schaltschrank mit Vorrichtung zum Kühlen Cabinet with apparatus for cooling |
| 08/01/2013 | CA2861960A1 Compressor system for natural gas, method of compressing natural gas and plant using them |
| 07/31/2013 | EP2620723A2 Apparatus and method for controlling compressor, and refrigerator having the same |
| 07/31/2013 | EP2620654A1 A turbomachine casing assembly with blade containment cavity |
| 07/31/2013 | EP2620653A1 A turbomachine casing assembly with blade containment cavity |
| 07/31/2013 | EP2620652A1 A turbomachine casing assembly with blade containment cavity |
| 07/31/2013 | EP2619461A1 Device and method for reliably operating a compressor at the pump threshold |
| 07/31/2013 | CN203098352U Boiler primary air fan speed control system |
| 07/31/2013 | CN203098351U Frequency conversion automatic switchover power frequency boiler draught fan system |
| 07/31/2013 | CN203098350U Temperature control electric fan |
| 07/31/2013 | CN203098349U Draught fan controller |
| 07/31/2013 | CN203098348U Electric fan intermittent operation controller |
| 07/31/2013 | CN203098347U Remote control color screen fan device |
| 07/31/2013 | CN203098346U Detection device for detecting states of automotive fan relays |
| 07/31/2013 | CN203098345U Device for adjusting rotation speed of electric fan |
| 07/31/2013 | CN203098344U System wind speed controlling circuit |
| 07/31/2013 | CN203098343U Multi-channel energy-saving speed regulator of fans of case |
| 07/31/2013 | CN203098342U Control device of cooling fan of generator circuit breaker |
| 07/31/2013 | CN203098341U Vehicle-mounted fan control system and vehicle-mounted fan |
| 07/31/2013 | CN203098340U Light indicator for speed adjustment of electric fan |
| 07/31/2013 | CN203098339U Fan head assembly adjustment structure of electric fan |
| 07/31/2013 | CN203098338U Test equipment for PWM (pulse-width modulation) speed-adjusting fan assembly |
| 07/31/2013 | CN203098337U Electric fan with conveniently adjusted elevation angle |
| 07/31/2013 | CN203098331U Mini-fan |
| 07/31/2013 | CN203098326U Brushless direct current frequency conversion floor fan |
| 07/31/2013 | CN203098325U Brushless direct current frequency conversion ceiling fan |
| 07/31/2013 | CN203098323U Automatic-tracking electric fan |
| 07/31/2013 | CN203098218U Fan |
| 07/31/2013 | CN103225621A Method for detecting surge of compressor |
| 07/31/2013 | CN103225620A Fan controlling method and electronic device |
| 07/31/2013 | CN103225619A Fan speed control device |
| 07/31/2013 | CN103225617A Electric fan with adjustable pitching angle |
| 07/25/2013 | WO2013107489A1 Method and device for stabilizing a compressor current |
| 07/25/2013 | WO2013001361A3 Apparatus and method for reducing air mass flow for extended range low emissions combustion for single shaft gas turbines |
| 07/25/2013 | US20130189075 Apparatus and method for controlling compressor |
| 07/24/2013 | EP2618002A1 Method for detecting the correct rotational direction of a centrifugal apparatus, and a centrifugal apparatus assembly |
| 07/24/2013 | CN203081827U Draught fan remote control device |
| 07/24/2013 | CN203081826U Civil aircraft auxiliary power unit (APU) cooling fan tester |
| 07/24/2013 | CN203081825U Automobile air conditioner wind speed control circuit |
| 07/24/2013 | CN203081824U Automatic control circuit of electric heating fan |
| 07/24/2013 | CN203081823U Automobile cooling fan logic control system and vehicle |
| 07/24/2013 | CN203081822U Minitype fan measuring module |
| 07/24/2013 | CN203081821U Alternating-current fan frequency conversion speed regulation apparatus |
| 07/24/2013 | CN203081819U Waist clamping fan |
| 07/24/2013 | CN203081816U Axial flow fan |
| 07/24/2013 | CN203081810U Heat-dissipation fan for battery of new energy automobile |
| 07/24/2013 | CN203081803U Multifunctional breeze ceiling fan |
| 07/24/2013 | CN203081799U Intelligent electric fan |
| 07/24/2013 | CN203081798U Remote-control movable electric fan |
| 07/24/2013 | CN203081794U Electric car motor controller air cooling device |
| 07/24/2013 | CN203081791U Fan capable of rotating in any direction |
| 07/24/2013 | CN103216461A Stall inception identification method of axial-flow compressor |
| 07/24/2013 | CN103216460A Control system of exhaust fan |
| 07/24/2013 | CN103216454A Multiple-capacity centrifugal compressor and control method thereof |
| 07/24/2013 | CN103216304A Engineering machine cooling fan controller and control method thereof |
| 07/18/2013 | DE102012005950A1 Verfahren zum Steuern eines Lüfters A method for controlling a fan |
| 07/17/2013 | EP2615308A1 Charging device |
| 07/17/2013 | CN203070936U Device and system for cooling super capacitor |
| 07/17/2013 | CN203068663U Electric radiator and electric fan with gravity sensor |
| 07/17/2013 | CN203067362U Tubular pump with adjustable inflow angle of back guide vane |
| 07/17/2013 | CN203067336U Thin oil station electric cabinet with intelligently-monitored pressure difference of filter |
| 07/17/2013 | CN203067330U Direction adjusting device of electric fan |
| 07/17/2013 | CN203067326U Instrument used for fan surging test |
| 07/17/2013 | CN203067319U Novel electric fan |
| 07/17/2013 | CN103206395A Method and system for controlling hybrid power roof fan |
| 07/17/2013 | CN103206394A Method of controlling a fan |
| 07/17/2013 | CN103206387A Method For Detecting The Correct Rotational Direction Of A Centrifugal Apparatus, And A Centrifugal Apparatus Assembly |
| 07/17/2013 | CN102362053B Cooling fan driving device and fan rotation speed control method |
| 07/17/2013 | CN101443558B Multi-stage compressor, air-separating apparatus comprising such a compressor, and installation |
| 07/11/2013 | US20130177391 Electrostatic control of air flow to the inlet opening of an axial fan |
| 07/10/2013 | EP2613100A1 Air conditioner |
| 07/10/2013 | CN203057098U Half-bridge compensation driving device and electronic product |
| 07/10/2013 | CN203051198U Electromagnetic clutch part of fan |
| 07/10/2013 | CN203051197U Pulse-width modulation (PWM) control device |
| 07/10/2013 | CN203051196U Temperature control speed-adjustment circuit of ventilation-type radiator fan |
| 07/10/2013 | CN203051195U Mine ventilator remote on-line monitoring device |
| 07/10/2013 | CN203051194U Automatic-speed-regulation electric fan |