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JPH0520999Y2 |
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JPH05125713A |
PURPOSE: To permit real-time control flow rate of water by shortening the time of treatment by a method in which a fuzzy ratiocination is introduced to estimate the inflow rate to plan water level and effluent amount, and on the bases of...
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JPH05118022A |
PURPOSE: To inhibit small water-level variation as the disturbance of control while having control follow up the change of a water level comparatively rapidly. CONSTITUTION: When smoothing is conducted by moving average by a moving- aver...
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JPH0529726B2 |
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JPH0533214U |
[Purpose] Prevents the floating ball from swinging up and down by preventing waves from rising on the liquid level even when the liquid falls from the supply valve into the liquid supply tank body, and the supply valve accurately respond...
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JPH05100710A |
PURPOSE:To provide a water channel control system capable of executing smooth automatic control by absorbing simply and successively the change of the situation of an upstream side at a downstream side in respect of a control system in t...
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JPH0588756A |
PURPOSE:To always and easily keep the water level of a paddy field at the proper value by connecting a raceway to a water pipe which is opened and closed by a float that moving up and down by the water level of the paddy field. CONSTITUT...
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JPH0525510U |
[Purpose] The error due to the deviation from the first weighing operation to the previous weighing operation is reduced. [Constitution] A quantification setting controller that inputs a signal (PV) related to the weighing weight of the ...
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JPH0571146A |
PURPOSE: To hold a reserved water amount properly for the variation of the number of users. CONSTITUTION: An air bag 5 is fixed in a water tank 1 for clean water to be filled and expanded with a predetermined amount of air by a pressuriz...
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JPH059904Y2 |
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JPH059903Y2 |
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JPH0517708U |
[Purpose] It is a water tank for a shower tester used for a waterproof test of textile products, and an object of the present invention is to provide a new tank structure that keeps the water level in the tank at a predetermined value du...
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JPH0516602B2 |
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JPH0512913U |
[Purpose] Make sure that the level control is effective while maintaining the flow rate to a constant line at a constant value. [Constitution] A first flow meter that detects the original flow rate, a first flow control system for mainta...
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JPH058619U |
[Purpose] Control the variable speed pump so that the sand removal efficiency can be kept good even if the inflow water volume increases rapidly. [Constitution] The variable speed pump is controlled by the deviation c between the set wat...
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JPH058441B2 |
PURPOSE:To decrease the number of times of a valve opening operation and the number of times for switching the number of sets, by utilizing the capacity of plural distributing reservoirs. CONSTITUTION:The upper limit values l1H (l2H, lnH...
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JPH057728B2 |
A liquid level control device for controlling the flow of liquid into a reservoir, storage tank or the like, incorporating automatic shut-off characteristics. The device includes nozzle means including a fluid amplifier for automatically...
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JPH056691B2 |
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JPH055129B2 |
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JPH055128B2 |
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JPH053731A |
PURPOSE: To properly feed a solution to rock wool, etc., in water culture. CONSTITUTION: Feed of a solution is started on signals from moisture sensors 6 and 7 and the solution is supplied through an integrating flowmeter 3 into rock woo...
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JPH051935A |
PURPOSE:To control a liquid level with a safe and reliable method to oils, organic solvents, liquefied fuels, and chemicals, as the characteristic of liquid, under environments uncontrollable by a float switch or float-less switch, or in...
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JPH04361860A |
PURPOSE: To provide a control device for molten steel surface level in a mold in a continuous caster, by which the molten steel surface level in the mold can be stably controlled even in the case of inputting disturbance. CONSTITUTION: I...
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JPH04361859A |
PURPOSE: To provide a control device for molten metal surface level, with which molten metal surface level in inner part of a tundish can be kept at the prescribed level in good accuracy. CONSTITUTION: A level meter 30 for measuring the ...
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JPH04357501A |
PURPOSE:To provide a distribution control method to secure the control accuracy for the short period from the power failure and to secure the safety of the distributing reservoir with small power consumption after that when switching to ...
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JPH04353724A |
PURPOSE:To achieve the setting of a standard water level for pouring water in a bath tub and the detection of the accurate amount of the poured water at each water level, to shorten the required working time for test operation and to ach...
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JPH04347711A |
PURPOSE:To provide water level control method in a dam water discharge equipment which can suppress the fluctuation of a water level in a water storage tank and which can reduce the opening/closing operation of an inflow valve. CONSTITUT...
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JPH04344862A |
PURPOSE: To improve the stability of a molten metal surface level control in a mold with a mold molten metal surface controller in a continuous casting device, to improve the quality of a cast slab, to reduce the number of times of worki...
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JPH04344860A |
PURPOSE: To stabilize a molten metal surface level in a mold by calculating mold width changing quantity with molten metal surface control in a continuous casting device and correcting the opening degree of a tundish stopper based on it....
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JPH04340399A |
PURPOSE: To enable the rod position of a stepping cylinder which follows positional command to be controlled by analog operation with no possibility of step-out or no restriction in pulse motor speed. CONSTITUTION: A time required for pu...
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JPH04339552A |
PURPOSE: To control a molten steel surface level in good control accuracy regardless of clogging condition in a sliding nozzle. CONSTITUTION: In a nozzle clogging index calculating part 91, the clogging condition in the sliding nozzle is...
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JPH04338423A |
PURPOSE: To measure water volume in an electric water heater by means of ultrasonic waves and indicate the result and further feed water and detect the highest level in accordance with the measured volume. CONSTITUTION: A plurality of ul...
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JPH0449893Y2 |
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JPH04338422A |
PURPOSE: To measure water volume in an electric water heater by means of ultrasonic waves and indicate the result and further feed water and detect the highest level in accordance with the measured volume. CONSTITUTION: A plurality of ul...
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JPH04333906A |
PURPOSE:To measure a one-dimensional average liquid level even when the liquid level of molten metal violently flows and to measure it as well even when the luminance of the liquid level is high. CONSTITUTION:A molten metal liquid level ...
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JPH04327360A |
PURPOSE: To eliminate variance of molten metal pouring quantity by measuring the area of molten metal surface in a sprue in a mold with an image sensor and adjusting the tilting speed of a sectoral ladle based on the above. CONSTITUTION:...
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JPH04317609A |
PURPOSE: To exactly measure the liquid quantity by an ultrasonic wave. CONSTITUTION: In a bottom part of a vessel 2, an ultrasonic sensor 5 for transmitting and receiving an ultrasonic wave is provided, and the time when the transmitted ...
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JPH04312410A |
PURPOSE: To correctly measure the liquid quantity of an electric water boiler with ultrasonic waves. CONSTITUTION: A ultrasonic sensor 5 transmitting and receiving ultrasonic waves is provided at the bottom section of a container 1, and ...
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JPH0468648B2 |
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JPH0446632Y2 |
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JPH04309819A |
PURPOSE:To downsize/simplify a water level detector to detect cleaning water level in a cleaning tank for a dish washer. CONSTITUTION:A float 31 which is guided by a guide bar 28 and is capable of floating on the water and a reed switch ...
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JPH04120110U |
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JPH0467203B2 |
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JPH04299701A |
PURPOSE:To attain the smooth switching between two controllers. CONSTITUTION:The controllers 5 and 6 contain the upper and lower limit controllers 23 and 24 which set the upper and lower limit levels equivalent to 0% of an operating part...
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JPH04297908A |
PURPOSE:To simultaneously control the concentration and liquid level of a wash solution obtained by supplying a stock solution for washing and water. CONSTITUTION:The undiluted solution is supplied through an undiluted solution supply va...
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JPH04116765U |
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JPH0444302Y2 |
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JPH0464082B2 |
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JPH0463240B2 |
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JPH0462955B2 |
A method and system for controlling electrically controlled filling elements in bottle filling machines for filling liquids into containers by opening a liquid flow valve, and including at least one signal emitter responding at a predete...
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