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JPH04115311A |
PURPOSE:To complete the charge of a material and to improve the reliability of this quantitative charging device by measuring the quantity of stocking with a level gauge and a flow meter and detecting constant quantity by either one of t...
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JPH0421882B2 |
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JPH0421435B2 |
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JPH0413631Y2 |
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JPH0413689Y2 |
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JPH0417442B2 |
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JPH0480804A |
PURPOSE:To automate the control of the number of pumps that is approximate to the intuition of an operator by performing the integrated decision based on the quantitative decision and the experiential decision and controlling the start o...
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JPH0428313U |
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JPH0411293B2 |
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JPH0455916A |
PURPOSE:To keep the level of a waste water pump well within a prescribed range by correcting a target discharge flow rate based on the decision whether the target discharge flow rate is kept within a range of a stable supply amount or no...
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JPH0420114U |
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JPH045847Y2 |
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JPH0447417A |
PURPOSE:To exactly execute the water system control by using a dam water level value calculated by a control computer from the power generation use water quantity QP, the gate discharge quantity QG and the own flow QJ, when generation of...
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JPH046969B2 |
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JPH0434139A |
PURPOSE: To improve the operation method of a storage pump by newly providing a second water level detecting device for detecting the lower and upper limit levels of a conventional water level detecting device, and controlling its level ...
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JPH046010B2 |
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JPH048883U |
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JPH0421108A |
PURPOSE:To adjust a water level without forcedly stopping an automatic circulating device for bath water by detecting the reduction of water in a bath less than a set water level by a water level sensor, and when the water level reaches ...
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JPH0421009A |
PURPOSE:To reduce the load of an operator, and also, to safely and surely operate a dam by calculating automatically a first discharge start time, executing the discharge alarm control and the gate control, while monitoring the time by o...
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JPH043489B2 |
PURPOSE:To calculate the change in a water level per unit time with less influence of waves by detecting the changing times of the water level, storing said times beforehand and permitting retrospective oprations of the past data. CONSTI...
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JPH0414115A |
PURPOSE:To attain the remote control of the liquid quantity and the liquid supply/ ejection quantity of many tanks by deciding the liquid level height of each tank by measuring electrically the drawn-out length of a weight hanging wire n...
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JPH044315U |
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JPH03284392A |
PURPOSE: To make the retention time in a purified water storage tank as short as possible and to prevent the deterioration of water by comparing the data detected in the storage tank and the water level data based on the variation in amt...
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JPH03274420A |
PURPOSE:To facilitate handling by providing a wireless water level sensor instrument with detecting electrodes for detecting a water level in a bath, a sensor transmitter for transmitting a water level detection signal, a wireless bath c...
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JPH0376486B2 |
The device comprises in the tank above the liquid: a pipe for supplying the tank with superfluid helium; a member for removing the superfluid helium by spontaneously producing on its surface a so-called Rollin film, which is essentially ...
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JPH03271816A |
PURPOSE:To safety hold a pump well water level in a low position in the case a large quantity of rainfall is generated in a short time by determining an increase and a decrease of a final number of operation sets of a rainwater pump by c...
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JPH0374406B2 |
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JPH0374403B2 |
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JPH0374404B2 |
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JPH0374405B2 |
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JPH03262013A |
PURPOSE:To decrease the frequency of the start and stop of a feed water pump and to hold the amount of water almost at minimum level at the end of an event by calculating the necessary amount of water in advance, putting the feed water p...
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JPH0353290Y2 |
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JPH0353291Y2 |
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JPH0352474Y2 |
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JPH0370805B2 |
PURPOSE:To automate the operation of the power plant completely by calculating the rate of inflow to a dam from the current water level of the same and the outflow of a hydraulic turbine, and also calculating daily discharge and the inte...
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JPH0370487B2 |
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JPH03247811A |
PURPOSE: To prolong life of an intake gate by providing a control signal changeover section to output each control signal so that openings of the intake gate are respectively controlled by the first control section in the time other than...
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JPH0368360B2 |
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JPH03226808A |
PURPOSE:To prevent dirty water from overflowing from a pump well by executing the control so that a water level of the pump well coincides with a target value by operating an opening of an inflow gate. CONSTITUTION:A water level controll...
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JPH0364016B2 |
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JPH0344371Y2 |
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JPH03209507A |
PURPOSE:To minimize the start/stop operations of a motor-driven motor and the open/close actions of a motor-driven switch and to improve the durability of the equipments and the parts by controlling the flow rate of a hot water supply pi...
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JPH03204706A |
PURPOSE:To execute the stable liquid level control by constituting the system so that two of a continuous supply pipe and an intermittent supply pipe are provided as supply pipes for supplying a liquid into a tank, the continuous supply ...
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JPH0356363B2 |
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JPH03195880A |
PURPOSE: To enable a holding of a water level of a cooling water in view of its numerical value in a fine mode by a method wherein an ultrasonic wave reflecting float is arranged on a cooling water surface within a main body of a tank, a...
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JPH03184101A |
PURPOSE:To attain the control of the number of pump groups with high reliability by obtaining the evaluation value of the start/stop control of the pump groups after performing a fuzzy inference in terms of the obtained estimated value o...
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JPH03184106A |
PURPOSE:To prevent the ON/OFF operations of a pump despite the suddent increase/decrease of the water level of a pump well by controlling the pump with a delayed water level signal when the drop of level of the pump well is decided. CONS...
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JPH03182912A |
PURPOSE:To always and stably control a water level by altering prediction time in accordance with the water level change rate of a pump wall and controlling the operating number of pumps based on if. CONSTITUTION:The water level detectio...
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JPH0337394Y2 |
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JPH03179185A |
PURPOSE: To simplify a circuit and reduce the cost by detecting a fact that a water level is separate from a signal electrode end installed in the inmost bottom part of a reservoir at the pump suction side, indicating a pump stop after t...
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