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Matches 751 - 800 out of 7,155

Document Document Title
JP6073141B2  
JP2017020849A
To provide, as one objective, a vortex detector capable of detecting an occurrence state of a suction vortex of a pump in an actual pump machine field, even when the suction vortex is an underwater vortex occurring in a water having a hi...  
JP2017020396A
To provide a thermal energy recovery device which is stably operated using a pump having a mechanical seal part, and to provide a pump replacement method of the thermal energy recovery device.An energy recovery device comprises an evapor...  
JP2017013858A
[Subject] A fuel automatic supply system which enabled it to ensure supply of fuel from a refueling tank to a fuel acceptance tank is obtained. [Means for Solution] Refueling part 4 provided with conveyance-of-oil pump 2 which attracts a...  
JP2017014931A
[Subject] A fuel pump which reduces wear of an impeller by collision with a shaft to rotate is provided. [Means for Solution] Fuel pump 1, A plurality of winding 23Fuel inhaled from admission port 151 when it was provided in rotor 24, ro...  
JP2017500903A
[Subject] The method and device which check whether operation of an impeller pump is supervised and there is any obstacle are provided. [Means for Solution] A solid borne sound which occurs in an impeller pump is measured, and measured v...  
JP2016223337A
[Subject] A cavitation which occurs with suction environment or a pump discharge is controlled, and a pump which prevents improvement in pumping performance, reduction of noise or vibration, and corrosion is provided. [Means for Solution...  
JP6055190B2  
JP2016217157A
[Subject] A water hammer phenomenon at the time of a control member which controls the amount of sending of fluid reaching an inside of pump housing is controlled. [Means for Solution] Control member 20 which has tubed part 21 arranged a...  
JP2016217073A
[Subject] A plurality of devices enable it to acquire information about a boiler feeding device from a remote place. [Means for Solution] Boiler feeding device 100 is a device for supplying a fluid. Boiler feeding device 100 is provided ...  
JP2016217259A
[Subject] It makes it possible to change returning-water capability suitably according to a flow needed. [Means for Solution] Two or more sets of hydraulic submerged pumps 1, and common hydraulic pump 2 for driving these hydraulic submer...  
JP2016540152A
The present invention relates to the mechanism in which the axial thrust of fluid flow machinery is compensated. The load relief element (11) is connected so that it may not rotate at a shaft (1). A flow iris diaphragm gap (13) is formed...  
JP2016217267A
[Subject] A control method of a pump unit and a pump unit that proper control processing is realizable is provided. [Means for Solution] Pressure sensor 14 by which pump unit 1 concerning one embodiment can detect discharge pressure by t...  
JP2016217156A
[Subject] A fluid pressure pump which enables regulation of the amount of discharge of fluid consists of simple composition, controlling enlargement. [Means for Solution] It has operation control mechanism C which operates control member...  
JP2016217195A
[Subject] In presumed terminal pressure constant control, optimal target preassure force control curve according to an operation situation is determined automatically. [Means for Solution] A pumping plant is provided with a pump which tr...  
JP2016211561A
[Subject] A pump is provided. [Means for Solution] Pump housing (2) which the present invention equipped with an inhalation opening (3) and a discharge opening (4), It is related with a pump (1, 100) which has an impeller (5) which is ar...  
JP6042746B2  
JP2016205311A
[Subject] Provide a control method of a boiler feeding device which can adjust a precise stop flow, and a boiler feeding device. [Means for Solution] Impeller 53b which boiler feeding device 1 rotates by pump 61 and a flow of water, Flow...  
JP2016201072A
[Subject] A boiler feeding device which energy-saving operation is possible and can prevent a fall of detecting accuracy of a flow is provided. [Means for Solution] Connecting tubule member 30 which a boiler feeding device equips with ch...  
JP2016200049A
[Subject] Constitute from an easy circuit, are strong in both noises from the outside, and raise sensitivity. [Means for Solution] A starting water level detection sensor attached to the higher rank side of a submerged pump, and a stoppi...  
JP6035382B1
[Subject] A fuel automatic supply system which enabled it to ensure supply of fuel from a refueling tank to a fuel acceptance tank is obtained. [Means for Solution] Refueling part 4 provided with conveyance-of-oil pump 2 which attracts a...  
JP6030384B2  
JP2016194287A
[Subject] A simple pump controlling method which can perform tendency management without pulling up a pump without being able to grasp damage and degradation of a part by securing the same reproducible conditions and choosing time preser...  
JP6027326B2  
JP2016188637A
[Subject] A monitor method of a pumping plant which can acquire information for managing operational status irrespective of shape of a pump, and a pumping plant is provided. [Means for Solution] A pumping plant is a pumping plant which i...  
JP2016188618A
[Subject] A centrifugal type pumping plant with which stability at the time of surfacing rotation of an impeller was improved is provided. [Means for Solution] At least 1 side of the 1st actuator (coil 20) and the 2nd actuator (coil 20D)...  
JP2016188617A
[Subject] A centrifugal type pumping plant with which stability at the time of surfacing rotation of an impeller was improved is provided. [Means for Solution] An actuator which drives impeller 10 maintains a position of impeller 10 in t...  
JP6018483B2  
JP2016186261A
[Subject] In a Vertical shaft pump which has a bearing protected using a part of pumping, a lubrication system of a Vertical shaft pump which can continue operation is provided, aiming at protection of a bearing, when a detailed foreign ...  
JP2016183609A
[Subject] While detecting generating of a cavitation certainly, provide a pump system which can cancel the state where a cavitation occurs. [Means for Solution] Pump system 50 transmits driving force to pump 51 and pump 51, and is provid...  
JP2016183610A
[Subject] While detecting generating of a cavitation certainly, provide a pump system which can cancel the state where a cavitation occurs. [Means for Solution] Pump system 50 transmits driving force to pump 51 and pump 51, and is provid...  
JP2016183611A
[Subject] While detecting generating of a cavitation certainly, provide a pump system which can cancel the state where a cavitation occurs. [Means for Solution] Pump system 50 transmits driving force to pump 51 and pump 51, and is provid...  
JP2016180365A
[Subject] A pump of a simple structure which can control contact with a balancing disc and balance sheet is realized. [Means for Solution] Impeller 2 in which staged pump 200 was attached to axis of rotation 1 and the axis of rotation 1,...  
JP2016180320A
[Subject] A staged pump of a simple structure which can control that a cavitation occurs in fluid which flowed back via balance piping is realized. [Means for Solution] A plurality of impellers 2 in which staged pump 200 was attached to ...  
JP2016176333A
[Subject] Even if it is when there are few amounts of returning water, an operating method of a pump flow control device exact and maintainable at low cost, a pump system, and a pump system is provided for the minimum amount of water of ...  
JP2016176456A
[Subject] In order to reduce starting torque of a pumping plant by driving an impeller among mind, a pumping plant of high-reliability which can detect correctly that some or all of an impeller is exposed into mind is provided. [Means fo...  
JP2016169738A
[Subject] A possible fuel pump of preventing a vapor lock of a pump room is provided. [Means for Solution] ECU of a fuel pump carries out feedback control of the drive of a motor, and makes number of rotations of an impeller number of ro...  
JP2016164377A
[Subject] It comprises a closed cycle and a power generator in which operation which prevented generating of a cavitation of a liquid-sending pump and was stabilized by control of the stable degree of fault cooling is possible is provide...  
JPWO2014068728A1
[Subject] The power consumption by the feed pump of the large time zone of electricity demand is controlled. [Means for Solution] Water supply control system 1 is provided with a feed pump control part (feed water control system 14) whic...  
JP5985330B2  
JP2016160792A
[Subject] It being highly precise and there being a pump unit which can control operation of a pumping plant and, and a control method of a pump are provided. [Means for Solution] Pump unit 1 concerning one embodiment is with a plurality...  
JP2016160769A
[Subject] By low cost and simple composition and a method, while controlling air suction of a pump by vortical generating, a pump system which can drain a lot of water at the time of a high-water level is provided. [Means for Solution] K...  
JP2016160768A
[Subject] A pump system which reduced stop frequency of a pump by controlling a rapid fall of a water level of a water absorption tub by low cost and simple composition or a method is provided. [Means for Solution] A water gauge (50) is ...  
JP2016156345A
[Subject] It is providing an operation efficiency presumption system, an operation efficiency estimation method, an operation efficiency estimating device, and a computer program which can presume operation efficiency of each pump, contr...  
JP5983581B2  
JP5982215B2  
JP5982911B2  
JPWO2014054554A1
The present invention relates to a boiler feeding device which pressurizes water from a water service book pipe, and supplies water to buildings, such as collective housing and a business complex. A boiler feeding device is provided with...  
JPWO2014051070A1
A fluid transportation device which can pump up and convey a fluid at a fixed speed with easy composition using centrifugal force is provided. Fluid transportation device 1 is provided with the following. U type container 110 which store...  
JP5976496B2  

Matches 751 - 800 out of 7,155