Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 7,062

Document Document Title
JP6096443B2  
JP2017048796A
[Subject] When an abnormal value is detected during operation, it is carrying out [not stopping as failure] degradation and performing continuation of operation preferentially, and avoid suspension of water supply if possible. [Means for...  
JPWO2015059800A1
従来の、インバータにより速度制御される電 動機によって駆動する複数のポンプを用いた 給水装置では、ポンプ1台では供給できない 大流量の給水要求があった場合、運転中...  
JP2017048794A
[Subject] When an abnormal value is detected during operation, it is carrying out [not stopping as failure] degradation and performing continuation of operation preferentially, and avoid suspension of water supply if possible. [Means for...  
JP6089423B2  
JP2017044158A
[Subject] Even if the length of wiring which supplies voltage is changed into an electric motor from an inverter, a pump is made to operate appropriately, while holding down cost. [Means for Solution] Pump system 100 is provided with ele...  
JPWO2015029147A1
ポンプケーシング内に設けられた羽根車を有 するポンプ部と、前記羽根車を回転駆動する 同期電動機と、前記同期電動機を制御するイ ンバータと、を有するポンプシステムで...  
JPWO2015037669A1
本発明は、液体に作用するターボポンプにか かわり、液体を対象としたターボポンプに発 生する特有の現象であるキャビテーションサ ージを抑制または緩和する装置及び方法...  
JP6088302B2  
JP2017040211A
[Subject] The unstable characteristic which a shuttlecock produces in turbo machinery which has convex shape outside in vertical section for high loss fluid is improved effectively. [Means for Solution] It is provided in casing 2 and a c...  
JP2017040171A
[Subject] A bite lump of a solid to clearance between a shuttlecock and a casing is more certainly controlled by a simple equipment configuration. [Means for Solution] It is provided in a casing and a casing and an adjustable vane pump p...  
JP2017036669A
【課題】点検に係る作業者の負担を軽減しつ つ、計測器の異常または誤検知の検出の精度 を向上させる。【解決手段】並列に設けられ 且つ吸込側から水を汲み上げて吐出側へ...  
JP6082772B2  
JP2017031948A
【課題】立軸ポンプまたは横軸ポンプにおい て、簡単な構成で渦流の発生を抑制する。【 解決手段】立軸ポンプまたは横軸ポンプの周 囲において渦流の発生を抑制するための...  
JP2017031966A
【課題】多段ポンプの起動時などにおいて急 激な圧力変動があるときに、回転部材が静止 部材に衝突することを防止することができる 多段ポンプを提供する。【解決手段】多...  
JP2017031902A
【課題】圧力タンク内での腐食性流体の漏洩 を速やかに検出することができる給水装置を 提供する。【解決手段】給水装置は、耐腐食 性のポンプ1と、吐出管2に接続された...  
JP2017031900A
【課題】海水や温泉水等の腐食性流体に適用 される比較的安価で信頼性の高い給水装置を 提供する。【解決手段】給水装置は、流体を 移送するための耐腐食性のポンプ1と、...  
JP2017031883A
【課題】 ポンプ装置において、機械的な流量検出手段 を用いずに水量に応じた最適なポンプ回転数 制御を行うことを可能とする。【解決手段】 ポンプと、ポンプを駆動する...  
JP2017031901A
【課題】圧力タンクに異常が発生した場合で も継続して運転することができる給水装置を 提供する。【解決手段】給水装置は、流体を 移送するためのポンプ1と、ポンプ1の...  
JP2017025858A
[Subject] An electric submersible pump which can perform maintenance management easily is provided. [Means for Solution] Pump room 4 where impeller 3 which drives this electric submersible pump 100 by motor 1 and motor 1 is arranged, Oil...  
JP2017025855A
[Subject] In a Vertical axis pump or a horizontal-axis pump, a whirlpool is suitably controlled also in an operation situation of a pump, and transient state of circumference environment. [Means for Solution] Whirlpool control device 40 ...  
JP2017025859A
[Subject] An electric submersible pump which can perform maintenance management easily is provided. [Means for Solution] This electric submersible pump 100 is provided with the following. Motor 1, Pump room 4 where impeller 3 driven by m...  
JP2017025738A
[Subject] An operating method of a boiler feeding device and a boiler feeding device which can discharge air mixed in water with simple composition is provided. [Means for Solution] A boiler feeding device of a direct connection water su...  
JP6072211B1
[Subject] When the flow rate sensor of a paddle type is used, suppress pressure loss as much as possible. [Means for Solution] A self-priming chamber provided in the discharge mouth side of a whirlpool pump driven with a drive motor, A v...  
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
【課題】インペラポンプの動作を監視して障 害がないかを確認する方法および装置を提供 する。【解決手段】インペラポンプ内に発生 する固体伝播音を測定し、この固体伝播...  
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
本発明は、流体フロー機械の軸推力を補償す る機構に関する。荷重緩和要素(11)は、 シャフト(1)に回転しないように接続され ている。流量絞り間隙(13)は、ハウ...  
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)...  

Matches 651 - 700 out of 7,062