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Matches 651 - 700 out of 6,720

Document Document Title
JP2012216133A
To provide a liquid level control device and a liquid level control method capable of performing liquid level control with higher accuracy and reducing a useless adjustment.A liquid level control device 1 comprises: a container 20 where ...  
JP2012215176A
To eliminate the work for causing start timing of one submersible pump 1A to be different from that of another submersible pump 1B and to reliably perform automatic alternate operations of the two submersible pumps 1, when installing the...  
JP2012527563A  
JP2012215101A
To improve pump efficiency by reducing unnecessary energy with a simple structure and a simple control.The pump includes a rotary drive shaft 5 provided inside a pump casing 3 having a fluid suction opening on one end side and a fluid ej...  
JP5063744B2  
JP5060426B2  
JP5061621B2  
JP5061620B2  
JP2012207546A
To provide a pump power consumption characteristic model in consideration of non-linearity and multi-valued feature of power consumption characteristics with respect to a flow rate, and a change of the power consumption characteristic ac...  
JP5055517B2  
JP5058893B2  
JP2012197795A
To provide a horizontal shaft pump (a double-suction horizontal shaft pump or self-balance multistage horizontal shaft pump) which has vane wheels disposed symmetrically, makes a radial load borne by a hydrostatic bearing, and effectivel...  
JP5048918B2  
JP5049335B2  
JP5048419B2  
JP2012193585A
To provide a water distribution pressure control apparatus which is capable of highly accurately controlling terminal pressure of a water distribution pipe network.A water distribution pressure control system includes a duct resistance m...  
JP5047747B2  
JP5044105B2  
JP5044569B2  
JP2012188943A
To provide a water supply device that can detect an abnormal state of a CPU.The water supply device includes: pumps 3-1, 3-2 for supplying water; a pressure detector 8 for detecting water pressure at a discharge side of the pump to outpu...  
JP2012522929A  
JP5033460B2  
JP5028949B2  
JP5030518B2  
JP5028398B2  
JP2012177304A
To provide a configuration, by which semiconductor components inside a controller are cooled by air and the controller is manufactured at low cost.The controller 3 is arranged in the rear of a cylindrical fan cover 29 which covers a moto...  
JP5023560B2  
JP2012172565A
To improve pump efficiency by lengthening effective lengths of blades of an impeller, and attract a bearing by magnetic attractive force to prevent reflux from suction to discharge.In a pump 110, a liquid sucking direction X and a liquid...  
JP5017665B2  
JP5014093B2  
JP5004905B2  
JP5007577B2  
JP5004498B2  
JP5005052B2  
JP5005304B2  
JP5007434B2  
JP2012154186A
To provide a bypass energy recovery device of a fluid machine that can improve the total efficiency of the machine by effectively utilizing a pressure-loss amount of fluid energy in a pressure-loss mechanism.In a multistage centrifugal p...  
JP2012154286A
To provide a water supply device capable of easily setting a parameter required for performing end pressure constant control.A target pressure setting means of the water supply device operates an electric motor at a variable speed by a v...  
JP2012149529A
To provide a drainage pump for an air conditioner, achieving a smaller occupied space in the air conditioner by eliminating the need to externally mount a sensor, etc. for detecting a drainage water level.A motor part 10 is supported by ...  
JP2012149649A
To improve stall-resistant characteristics of a pump to be used, to provide the pump with characteristics more resistant to stall, and to combine constant shaft power with rotation speed to enable stable operation over a wider operation ...  
JP2012144976A
To provide an abnormality detection method of a pressure tank which can accurately detect the abnormality of the pressure tank such as decrease in the charged pressure, and a water supply device with an abnormality detection function for...  
JP4981870B2  
JP4982294B2  
JP4972984B2  
JP4974946B2  
JP2012127360A
To provide a pump installation having improved reliability, safety and economic efficiency by shortening the time for stating a horizontal shaft pump to allow quick start of draining operation.The pump installation 1 including the horizo...  
JP2012514709A  
JP4964308B2  
JP4961276B2  
JP2012117371A
To provide a pump device that can detect the rotational direction of a pump without depending on visual confirmation, and can rotate the pump in a positive direction.The pump device comprises the pump P, a motor M, an inverter 12, and a ...  

Matches 651 - 700 out of 6,720