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Patent Searching and Data


Matches 551 - 600 out of 6,722

Document Document Title
JP2013256867A
To provide a water feed system configured to solve problems by enabling a water feed system side to have a pressure target value, an initial inverter frequency (target flow rate) and a function for designating the number of necessary pum...  
JP2013256926A
To provide a drainage pump that can easily and reliably drain foreign matter by stopping a motor or reversely rotating the motor when the foreign matter is sucked into the drainage pump, and to provide a method of controlling the drainag...  
JP5371673B2  
JP5364043B2  
JP5356180B2  
JP2013543074A  
JP5348752B2  
JP5347171B2  
JP2013227975A
To enable estimation of a characteristic value (pressure, flow rate) of a pump circuit with an extremely high degree of certainty independently of a standard pump curve without the use of a sensor within a pump circuit.In relation to a m...  
JP5337289B2  
JP5336790B2  
JP5337290B2  
JP2013217275A
To provide a low-cost water supply system with improved maintainability and simple system configuration, while enabling easy pump operation control, and to provide an operation method of the water supply system.A water supply system incl...  
JP2013217274A
To provide a water supply system capable of increasing and reducing the number of pump devices in response to an actual load by maintaining precise detection of a water supply pressure.In a water supply system, n pump devices each includ...  
JP5323796B2  
JP5318263B2  
JP5313848B2  
JP5312600B2  
JP2013204531A
To provide a magnet pump device capable of preventing a large electric current from flowing in the beginning of start-up.A magnet pump device includes a pump casing 4 having an inlet 24 and an outlet 28, a driving magnet 8 arranged outsi...  
JP2013199839A
To provide a manhole pump device, having a simple and inexpensive constitution and capable of controlling generation of scum and also breaking the generated scum.A manhole pump device 10 discharges dirty water flowing into a water storag...  
JP5306881B2  
JP5306284B2  
JP2013194583A
To improve measuring accuracy of the output quantity of a liquid-state substance.A liquid feed device is configured to output a liquid-state substance stored in a storage section from an output port. The liquid feed device includes: a li...  
JP2013194603A
To provide a forced drainage pump which is easily retro-fitted to an existing drainage apparatus and capable of enhancing the flexibility of construction of a water section facility.A side part space 55 is partitioned into a storage cham...  
JP2013194610A
To provide a pump, a pump system, a method of controlling the pump, and a cooling system that prevent an impeller from becoming an obstacle of a flow channel.A pump includes: an impeller for moving fluid; a housing section that is provid...  
JP2013190199A
To provide a system and method for controlling characteristics of a solids feed material in a solids feed pump.A system includes a solid feed fuel pump configured to route a solid fuel flow from an inlet to an outlet. The solid feed fuel...  
JP2013185497A
To prevent an erroneous determination that a normal electric pump has a fault, by making a diagnosis considering a factor having an effect on fault diagnosis, in a fault diagnosis apparatus for an electric pump.After an electric pump is ...  
JP5286238B2  
JP2013174138A
To provide a well water usage measuring apparatus capable of accurately computing the usage of well water by measuring the operating time of a pumping motor in a measuring means that measures the usage of well water by installing a measu...  
JP2013170460A
To enable instantaneous changeover from a standby operation to a pumping operation even in the case of uniforming the pumping operation time of pumps by reducing transitional load fluctuation in domestic power generation equipment having...  
JP5276309B2  
JP5276310B2  
JP5274524B2  
JP5263093B2  
JP2013148099A
To provide an inexpensive pumping system with a simple structure, configured to reliably supply priming and detect pumped water even if a water pump is used in a tilted state, and to prevent freezing in a priming pipe even if the water p...  
JP2013147986A
To provide a pump control system coping with a failure of a power supply system while increasing redundancy by providing a plurality of electric pumps to a fluid passage.A pump control system includes a first electric pump P1 and a secon...  
JP5248618B2  
JP5244690B2  
JP5230168B2  
JP2013130122A
To notify a user of a pump operating state by visualizing the state and to perform automatic operation depending on the user's intent.A control part 50 calculates a lifting range of a pump 10 based on an suction port and ejection port of...  
JP5222203B2  
JP5215647B2  
JP5214296B2  
JP5215778B2  
JP5213295B2  
JP2013117195A
To provide a water supply system that reduces wasteful operation power by performing pressure control equal to or not lower than direct terminal-end constant pressure control, and is favorable in response.A water supply system comprises:...  
JP5209330B2  
JP2013108446A
To provide a pump control method and a control device therefor, capable of striking a balance between reduction in liquid draining time and prevention of cavity generation, while simplifying a structure.A pump control device includes a d...  
JP2013096311A
To provide a pump control system capable of maintaining the operation of a plurality of pumps at the optimum efficiency point even if the pump characteristics are degraded with the elapse of time by minimizing energy consumption by opera...  
JP5200157B1  

Matches 551 - 600 out of 6,722