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JP2017227131A |
To provide a pump device capable of removing foreign substances blocked in a clearance between a slide bearing and a rotary shaft.A pump device is equipped with a canned motor pump which is equipped with an impeller 1 for transporting li...
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JP6255444B2 |
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JP2017218977A |
To provide a feed water system capable of reducing its maintenance frequency.A feed water system comprises a pump 2, a motor 3 for driving the pump 2, a flow rate sensor 24 for detecting a state of small amount where a flow rate of water...
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JP6247857B2 |
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JP6238600B2 |
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JP6234732B2 |
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JP6218626B2 |
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JP6216814B2 |
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JP2017187392A |
To provide a pump device capable of supplying a safe liquid obtained by removing a radioactive material.A pump device includes a pump for transporting a liquid, and an adsorption unit for adsorbing a radioactive material contained in the...
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JP6212423B2 |
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JP2017160877A |
To provide a pump equipment and a method for energizing pump of the pump equipment in which a sufficient starting under reduced voltage can be carried out even if a formation of self-operated siphon is required, its starting can be carri...
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JP6189254B2 |
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JP6184792B2 |
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JP6186366B2 |
The present invention relates to a water supply apparatus that pressurizes water from a water main pipe to supply the water to a building, such as an apartment building, a commercial building, or the like. The water supply apparatus incl...
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JP6185737B2 |
To improve it with a simple configuration that a self-priming pump performs a self-priming operation under judgment on its reliability.An operation device (invertor 30) for a self-priming pump of this invention comprises a current sensor...
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JP6184428B2 |
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JP6185284B2 |
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JP2017141771A |
To propose a feed water device and a control method of the feed water device with a high energy efficiency and capable of maintaining the pressure of a faucet by avoiding the cut-off of water.A feed water device comprises: a pump for tra...
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JP2017137801A |
To provide a water supply device capable of clearly distinguishing a temporary malfunction and failure from failure of a flow rate detector.A water supply device includes a pump 2, an electric motor 3 for driving the pump 2, a flow rate ...
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JP6170302B2 |
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JP6157278B2 |
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JP6149182B2 |
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JP6149976B2 |
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JP2017096201A |
To provide a pump which removes impurity adhering to a waterfall detector and accurately detects whether or not a liquid exists in the pump.The invention provides a pump. The pump has: a rotary shaft; an impeller provided at the rotary s...
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JP6137963B2 |
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JP2017089506A |
To prevent a pump from becoming impossible to suck when providing a plurality of ribs on an exterior wall of a casing.A pump system 100 comprises: an electric motor 10; a casing 15 that is provided with an inlet port 151 from which liqui...
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JP6134800B2 |
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JP6133672B2 |
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JP6134175B2 |
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JP6134821B1 |
[Subject] The present invention provides the boiler feeding device which can acquire energy-saving nature and the stability of pressure control. [Means for Solution] Pumping plant 20 with which boiler feeding device 1 is provided with mo...
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JP6132694B2 |
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JP6133676B2 |
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JP6134183B2 |
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JP2017082755A |
To provide an electric pump device for preventing abrasion wear of a bearing by restricting rotation of a motor when the bearing is not lubricated with cooling water and provide a control method for the electric pump device.A microcomput...
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JP6116446B2 |
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JP6118567B2 |
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JP6108716B2 |
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JP6100912B2 |
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JP6096443B2 |
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JP6089423B2 |
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JP6088302B2 |
A system includes a solid feed fuel pump 14 configured to route a solid fuel flow 22 from an inlet to an outlet. The solid feed fuel pump 14 includes an actuated valve 12 that is disposed within the outlet. The actuated valve 12 is confi...
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JP2017040211A |
To effectively improve instability characteristics generated by the high loss fluid in a turbomachine having a shape in which blades protrude outward on a longitudinal plane.A turbomachine 1, comprising a casing 2 and a centrifugal impel...
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JP2017040171A |
To reliably inhibit a solid matter from being bitten at a clearance between a blade and a casing by a simple device configuration.A movable blade pump includes: the casing; and an impeller provided inside the casing and having multiple b...
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JP2017036669A |
To reduce burden on a worker engaging in inspection, and improve accuracy of detecting abnormality or misdetection of measuring instruments.A control device is used in a pump station that has a plurality of pumps provided in parallel and...
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JP6082772B2 |
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JP2017031948A |
To suppress the generation of a vortex with a simple structure, in a vertical shaft pump or a horizontal shaft pump.A vortex suppressing device for suppressing the generation of a vortex around a vertical shaft pump or a horizontal shaft...
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JP2017031966A |
To provide a multi-stage pump capable of preventing a rotary member from colliding with a stationary member, when rapid pressure fluctuation occurs at the starting of the multi-stage pump.A multi-stage pump is equipped with a rotary shaf...
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JP2017031902A |
To provide a water supply system which can rapidly detect leakage of corrosive fluid in a pressure tank.A water supply system includes a corrosion-resistant pump 1, a pressure tank 3 connected to a discharge pipe 2, and a leakage detecto...
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JP2017031900A |
To provide a relatively inexpensive and reliable water supply system applicable to corrosive fluid such as sea water or hot spring water.A water supply system includes a corrosion-resistant pump 1 for transferring fluid, a pressure tank ...
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JP2017025855A |
To preferably suppress a vortex under an operation state of a pump and in a transient state of a peripheral environment, in a vertical shaft pump or a horizontal shaft pump.A vortex suppressing device 40 for suppressing the generation of...
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