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)
06/2014
06/25/2014CN102444607B 一种磁悬浮分子泵动平衡方法 Magnetically molecular pump balancing method
06/25/2014CN102425559B 一种磁悬浮分子泵降速过程中的平稳控制方法 Magnetically-molecular pumps smooth deceleration process control methods
06/25/2014CN102410240B 一种磁悬浮分子泵动平衡方法 Magnetically molecular pump balancing method
06/25/2014CN102345621B 一种永磁同步风机超前角控制方法 A permanent magnet synchronous wind turbine lead angle control method
06/25/2014CN102251979B 一种磁悬浮分子泵失稳恢复控制方法 Magnetically molecular pump instability regain control method
06/19/2014WO2014093003A1 Monitoring fan motor condition based on the time required to achieve a change in speed
06/19/2014WO2014090873A1 Method for controlling a compressor of a vehicle
06/19/2014US20140169983 Compressor device
06/19/2014US20140169982 Heat dissipation system, rotation speed control circuit and method thereof
06/19/2014US20140169936 Method for detecting heat-dissipating air flow and electronic device using the same
06/18/2014EP2743626A1 Integrated fan drive system for cooling tower and method of operating wet cooling tower
06/18/2014CN203655682U 一种商用车发动机用的电子风扇 One kind of commercial vehicle engines with electronic fan
06/18/2014CN203655681U 根据温度自动调节风速的电风扇 Wind speed fan automatically adjust depending on the temperature
06/18/2014CN203655680U 一种具有灯光照明功能的温控电风扇控制装置 Having a lighting function thermostat fan control device
06/18/2014CN203655679U 一种电风扇控制器 One kind of fan controller
06/18/2014CN203655678U 风扇调速电路和散热装置及家用电器 Fan speed control circuits and cooling devices and household appliances
06/18/2014CN203655677U 一种集成式风机信号测量装置 An integrated fan signal measuring device
06/18/2014CN203655676U 直流无刷风扇控制器 Brushless DC Fan Controller
06/18/2014CN103867477A PWM (pulse-width modulation) speed regulating circuit for direct current fan and PWM speed regulating method
06/18/2014CN103867476A Method for detecting heat-dissipating air flow and electronic device using same
06/18/2014CN103867475A Method for detecting on-line running state of dual-rotor axial flow fan
06/18/2014CN103867474A Double-direct-current electronic fan speed adjusting device
06/18/2014CN103867473A Control circuit for special vehicle water tank cooling fan
06/18/2014CN103867472A Fan screening system and fan screening method
06/18/2014CN103867471A Wind power supply system and electronic device comprising same
06/18/2014CN103867470A System and method for controlling fan noise
06/18/2014CN103867469A Intelligent voice control electric fan
06/18/2014CN103867466A Draught fan for changing air environment
06/18/2014CN102365518B Method of operating a compressor and an apparatus therefor
06/17/2014US8753095 Pumping system and method of operation
06/17/2014US8753074 Aspirator insert for a boundary layer in a fluid, a wall and a compressor equipped with said insert
06/12/2014WO2014087712A1 Compressor control device, compressor system, and compressor control method
06/12/2014US20140161637 Fiber optic sensors within subsurface motor winding chambers
06/12/2014US20140161609 Fan control system and method
06/12/2014US20140161595 Variable displacement turbocharger and assembly method of variable nozzle mechanism
06/12/2014US20140161588 Centrifugal compressor
06/11/2014EP2739859A1 Rotation-speed-controlled fan with control of the power consumption of the electric motor
06/11/2014CN203641062U 电风扇的俯仰机构和电风扇 Fans and fans of pitching agencies
06/11/2014CN203641061U 一种自然风吊扇 A natural style ceiling fan
06/11/2014CN203641060U 一种路灯风扇控制器 One kind of street Fan Controller
06/11/2014CN203641059U 轴流风机全自动测试系统 Axial fan Automatic Test System
06/11/2014CN203641055U 摇头装置和电风扇 Moving head unit and fans
06/11/2014CN203641052U 大巴车专用的鼓风机 Bus dedicated blower
06/11/2014CN203641050U 多功能遥控应急电风扇 Universal Remote Emergency fan
06/11/2014CN203640573U 新型智能防火门 New Intelligent fire door
06/11/2014CN103857920A Centrifugal compressor machine and method for preventing surge therein
06/11/2014CN103857919A Centrifugal compressor provided with a marker for measuring wear and a method of monitoring wear using said marker
06/11/2014CN103850969A Intelligent control method suitable for server fan in private cloud system under low-temperature environment
06/11/2014CN103850968A Rotating speed control device for fan
06/11/2014CN103850967A Fan control system and fan control method
06/11/2014CN103850966A Fan for controlling wind speed through mobile phone
06/11/2014CN103850965A Fan invalidation detection system and detection method
06/11/2014CN103850964A Fan adjusting drive circuit and direct-current fan
06/11/2014CN103850963A Fan control system and method
06/11/2014CN103850962A Dual-purpose electric fan for exhausting indoor smoke and enjoying cool
06/11/2014CN103850961A Fan allowing intelligent steering
06/11/2014CN103850956A Foldable ceiling fan
06/11/2014CN103850955A Movable ceiling fan
06/11/2014CN103850950A Novel fan
06/11/2014CN102242726B Projector and method and system for controlling rotation speed of fan in projector
06/10/2014US8747068 Controlled angular acceleration for air moving devices
06/05/2014WO2014083357A1 Multiple speed fan and associated installation method
06/05/2014US20140154051 Antisurge pretection method for centrifugal compressors
06/05/2014US20140154049 Verification system and method for rotation speed value of fan
06/05/2014DE102012222147A1 Cooking appliance i.e. oven, has control unit determining actual temperature of first characteristic and/or actual moisture content as function of second characteristic depending on cooking chamber
06/04/2014CN203627284U 一种适应不同功率的交直流风扇故障智能检测电路 An adaptation to different power AC-DC fan intelligent fault detection circuit
06/04/2014CN203627283U 一种内置变压装置的电动气泵 A built transformer electric pump apparatus
06/04/2014CN203627282U 一种无叶风扇的遥控结构 A non-leaf fan remote control structure
06/04/2014CN203627281U 一种发动机风扇研究装置 An engine fan research unit
06/04/2014CN203627280U 风扇开机自检、自调速电路 POST fan, since speed control circuit
06/04/2014CN203627267U 一种光投影触控的电风扇 A light touch of the fan projection
06/04/2014CN203627266U 双叶轮鼓风机和具有其的汽车空调、汽车 Twin impeller blower and air conditioner having the same car, car
06/04/2014CN203627263U 一种带调节阀的排烟屋顶风机 A control valve exhaust roof fan belt
06/04/2014CN203627261U 镓离子交换树脂颗粒生成用真空泵系统 Gallium ion exchange resin particles generated by a vacuum pump system
06/04/2014CN103842659A Systems and methods for determining a level of fouling of compressors
06/04/2014CN103838655A Computer system and method for controlling computer system
06/04/2014CN103836407A Lighting device with light modulation and radiation function and fan thereof
06/04/2014CN103835980A Application for solving problem of water pumping lift of water pump when power frequency is insufficient in physics
06/04/2014CN103835979A Non-contact type fan modality testing system and method
06/04/2014CN103835978A Fan control circuit
06/04/2014CN103835977A Ceiling fan with temperature control device
06/04/2014CN103835976A Intelligent fan control system based on single-chip microcomputer
06/04/2014CN103835975A Fan control circuit
06/04/2014CN103835974A Fan rotating speed control and indication circuit
06/04/2014CN103835973A Driving circuit and fan
06/04/2014CN103835972A Fan rotating speed control system and method for control rotating speed of fan
06/04/2014CN103835967A Dust collection type fan
06/04/2014CN103835964A Cooling blower system of direct current series excited machine
06/04/2014CN103835745A Air supply parameter self-adjustment system based on real-time monitoring of tunneling schedule of tunnel face
06/04/2014CN103835743A Ventilation control system for tunnel face
05/2014
05/30/2014WO2014035779A3 System and method for operating a compressor drive
05/29/2014US20140147289 Fan control circuit
05/28/2014EP2735743A2 Monitoring and control system
05/28/2014EP2734737A2 Antisurge protection method for centrifugal compressors
05/28/2014CN203614452U 晾衣吊扇 Laundry ceiling fan
05/28/2014CN203614442U 双控智能化风扇 Dual control intelligent fan
05/28/2014CN203614441U 通风机用隔爆兼本质安全型双变频双电源调速装置 Fan flameproof and intrinsically safe dual-frequency dual power control devices
05/28/2014CN103823493A 液力驱动风扇热管理系统控制装置及其控制方法 Apparatus and method for controlling hydraulic driven fan thermal management system controls
05/28/2014CN103821765A 精锻机用可调通风机 Forging machine with adjustable fan
05/28/2014CN103821756A 一种联合收割机的清选离心风扇及具有该风扇的联合收割机 Combine a cleaning centrifugal fan and the fan has a combine harvester
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