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JPH04281395A |
PURPOSE: To sufficiently utilize original high response of a stepping cylinder in the case of controlling a rod position of the cylinder according to a position type control command. CONSTITUTION: A cylinder controller 2 in which a posit...
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JPH0461367B2 |
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JPH04270865A |
PURPOSE: To provide a refrigerant flow control device simple in structure and reliable as well as economically manufacturable and efficient, by preventing a refrigerant gas from bypassing. CONSTITUTION: A refrigerant flow control device ...
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JPH0460243B2 |
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JPH04260109A |
PURPOSE:To offer the automatic liquid nitrogen supply device which can be manufactured at a low cost by a simple constitution by utilizing pressure of nitrogen gas evaporated from a liquid nitrogen reservoir instead of using a pressurize...
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JPH04259016A |
PURPOSE:To smoothly attain the steady control of a molten steel level without causing any overflow by controlling the rising speed of the molten steel level to an optimum state in a mold part. CONSTITUTION:A decision switching means 22 d...
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JPH0456947B2 |
A plurality of scanning regions (22) are disposed about the anticipated region of a phase boundary (32) of two media. The change in position of the phase boundary (32) is detected by a scanning means (18) with which each scanning region ...
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JPH04253479A |
PURPOSE: To easily confirm the water depth while implementing underwater image pickup. CONSTITUTION: A display signal generating circuit 16 generates a display video signal for measurement of water depth by a water depth sensor 10. An im...
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JPH04251307A |
PURPOSE:To stably control the molten metal level of a continuous casting machine against various kinds of disturbances with a small-capacity computer by independently setting the computing period and gain of the proportional element, int...
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JPH04251186A |
PURPOSE: To supply material to be treated into a crucible correctly and prevent the overflow of treating liquid from the crucible surely by a method wherein the position of the upper surface of the material to be treated, which is suppli...
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JPH04248419A |
PURPOSE:To detects the fault of a float type level gauge by detecting a change in water level of the level gauge while a pump on the intake side of a water tank is stopped and comparing a delivered flow rate with the level change detecte...
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JPH0498725U |
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JPH0435929Y2 |
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JPH0450602B2 |
PURPOSE:To avoid automatically an operation with a head that gives an evil effect to a water turbine by setting an operation allowance head for the water turbine and controlling the head within said allowance range. CONSTITUTION:The 1st ...
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JPH0433503Y2 |
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JPH04220157A |
PURPOSE: To provide a pouring method for molten metal into a sand mold capable of calculating the behavior of the molten metal from a sprue cap to a gate system, 'learning' the behavior of the sprue cap 12 and gate system, calculating th...
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JPH04220702A |
PURPOSE:To offer the quantitative setting device which performs a quantitative setting process by inputting a signal from a weighing means weighing a raw material, etc., put in a container. CONSTITUTION:This setting device consists of a ...
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JPH0449125B2 |
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JPH0490926U |
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JPH0486911U |
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JPH0486574U |
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JPH04197408A |
PURPOSE: To prevent the submergence of a sewage/rainwater sand sedimentation basin on the inflow side thereof and to efficiently perform control by operating a dust removing machine when the accumulation amount of the sludge flowing in t...
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JPH0429328Y2 |
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JPH04195611A |
PURPOSE:To speedily converge a water level to a target water level while suppressing its overshoot by performing PI (P: proportional, I: integral) control operation while varying the values of a proportional gain and an integral time con...
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JPH04193120A |
PURPOSE: To feed water from a water storage tank for the calculated water feed period at a constant water feed speed and make the precision of the water feed quantity highly precise by providing a water feed device feeding water to a ric...
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JPH0478606U |
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JPH0478607U |
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JPH0439523B2 |
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JPH0426887Y2 |
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JPH04171507A |
PURPOSE:To attain the stable control of the water level without causing a hunting phenomenon by making the inflow subject to the characteristic which is inversely proportional to the water level when the water level of a distributing res...
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JPH04171506A |
PURPOSE:To keep a constant water level under stable control despite a small change of the water level by setting the opening amount of an inflow valve so as to be inversely proportional to the water level when the water level of a distri...
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JPH04167954A |
PURPOSE: To always stably hold level of molten metal in a mold to the suitable position by using fuzzy inference, in which various factors are made to membership function and correcting opening degree of a nozzle for pouring molten metal...
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JPH0435766B2 |
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JPH0435767B2 |
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JPH0466531U |
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JPH04160509A |
PURPOSE:To stably produce steel materials of prescribed quality by repeating the open/close operation of a throwing gate after arrival of the weighed value of a weighing machine at a preliminarily set prescribed value. CONSTITUTION:After...
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JPH04160405A |
PURPOSE:To enable delicate operation and to prompt the saving of labor by performing inference by looking up a control rule in a knowledge storage part and controlling respective pumps according to the inference result. CONSTITUTION:A de...
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JPH04149701A |
PURPOSE:To attain proper pump operation by generating a pump operation decision table based upon an index of water level-water level variation and totally judging a pump to be operated according to the decision table. CONSTITUTION:Proces...
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JPH04149609A |
PURPOSE:To prevent the deterioration of the lifetime of a rope and also to prevent the break of the rope by outputting the torque value set previously in response to the gate position and controlling the torque of the driving force of a ...
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JPH0429880B2 |
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JPH04143801A |
PURPOSE:To shorten the processing time, an important factor, with the real time control by applying the fuzzy inference to the control of an opening amount of a gate as well as the estimation of the inflow. CONSTITUTION:An inflow estimat...
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JPH0421127Y2 |
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JPH04137018A |
PURPOSE:To accelerate the control operation of a flow rate control valve and to strengthen the liquid leakage monitoring function of a tank by providing a serial transmission cable to connect a central supervisory and controlling means, ...
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JPH0455256U |
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JPH0426125B2 |
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JPH0419398Y2 |
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JPH04128907A |
PURPOSE:To set a liquid level easily and with high accuracy by displaying a pump working/stopping liquid level in digital quantity. CONSTITUTION:A liquid level detector 4 detects liquid level height by converting to an electrical signal,...
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JPH0424648B2 |
PURPOSE:To utilize an output for an acoustic or mechanical responding device by applying a high-frequency voltage to a fixed capacitor or resistance connected in series to a variable capacitor varying in capacity with wave height, and by...
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JPH0423052B2 |
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JPH0423286B2 |
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