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JPH0444776B2 |
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JPH04199312A |
PURPOSE:To constantly obtain diluted liquid of a constant concentration without having a storage tank for diluted liquid by providing a flow rate control value and a flowmeter for injected liquid chemicals, a flow rate control valve and ...
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JPH04184514A |
PURPOSE:To supply a pulp having a stable concentration to a downstream process by controlling the concentration of the pulp at the outlet of a buffer tank so that the concentration and flow rate of the pulp can become those required by t...
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JPH0439081B2 |
A process for controlling an installation for the production of chemical substances sub-divides the process control into control regions which are controlled in a decentralized manner and in which a closed divisional function is carried ...
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JPH0437934B2 |
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JPH04170306A |
PURPOSE: To obtain the spherical superfine particles which are extremely narrow in grain size distribution and have high purity by controlling the concn. of the reaction formed particles with the quantity of the light transmitted through...
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JPH0434167B2 |
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JPH04134505A |
PURPOSE:To reduce man-hour to only the simple work of executing calibration while monitoring the quantity of electricity by obtaining the quantity of electricity to be impressed for calibration by measuring the concentration of carbon di...
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JPH04130505A |
PURPOSE:To detect the deterioration of a treating solution even when the concentration of an object to be treated in the treating solution subject to measurement is low by mixing the treating solution with known concentration of its obje...
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JPH04502275A |
In order to protect the biological processing stage of a sewage-treatment plant from disruption caused by bacterial poisons in the waste water, the water must be continuously monitored for components which will inhibit the action of the ...
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JPH0420646B2 |
A method for removing hydrogen chloride from an exhaust gas discharged from an incinerator, which comprises the steps of: causing hydrogen chloride contained in an exhaust gas discharged from an incinerator to react with slaked lime in s...
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JPH04501463A |
Process for controlling and/or distinguishing liquids used in the brewing industry. To distinguish water, rinsing water, different kinds of beer and various non-alcoholic drinks by means of technical measuring devices, a measuring instru...
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JPH0439715A |
PURPOSE:To always maintain the concentration of a lubricating liquid in a tank in a desired prescribed value by measuring the concentration of a forging die lubricating liquid with an ultrasonic sensor and replenishing automatically a st...
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JPH046971B2 |
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JPH03250309A |
PURPOSE:To attain the stable pH control by providing a control means which inputs the signal received from a piecewise linear function circuit and outputs a control signal to a valve and an instruction means which produces an instruction...
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JPH03107703U |
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JPH03244800A |
PURPOSE: To save a given power by a method wherein fuzzy inference is made on a target value of a control amount based on a detecting value in a road tunnel of a physical quantity having a correlation with a control amount and a present ...
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JPH0366928B2 |
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JPH0359729B2 |
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JPH0359447B2 |
A control system for blending a rich stream with a diluting stream to obtain a blended stream comprises obtaining values for specific gravities of the rich and diluted streams, a ratio of densities of primary and secondary components in ...
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JPH0357292B2 |
A fuel supply system for fuels, among which hydrocarbons, such as gasoline, alcohols or other fuel, or a mixture thereof, for combustion engines, provided with a device to determine the instantaneous state or composition of the fuel and ...
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JPH03186395A |
PURPOSE: To monitor the residual chlorine concentration at all joints of a water distribution network by comparing a chlorine decomposition reaction rate constant of a drain pipe with a calculation value of residual chlorine concentratio...
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JPH0349174B2 |
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JPH03156345A |
PURPOSE: To control the concentration of sulfuric acid within a specified range by driving a regulating valve for feeding liquid in response to the vertical fluctuating amount of a hydrometer caused by the change in concentration of sulf...
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JPH0341588B2 |
Apparatus for measuring and controlling the color of a moving web in which a circular variable bandpass filter having a passband varying substantially continuously with angular displacement through the optical spectrum is interposed in t...
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JPH03502737A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPH0327932B2 |
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JPH039002Y2 |
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JPH0312148B2 |
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JPH0321265A |
PURPOSE: To adapt an ionic migration to a membranous transmission by automatically controlling the density of magnetic flux of a magnetic field generating means, and including an automatic control means for compensating a deviation betwe...
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JPH0262213B2 |
A method and means for transporting a quantity of comestibles (preferably at lowered temperatures) where at least continual monitoring of at least the oxygen level of the atmosphere to which the comestible is subjected is carried out. Pr...
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JPH0248847Y2 |
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JPH02306313A |
PURPOSE:To control the concentration of hydrofluoric acid in a processing bath to a very low density by connecting in serial a precision resistor for current measurement with the serial circuit of a platinum electrode assembly body, the ...
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JPH02298032A |
PURPOSE: To surely prevent the corrosion of a silicon wafer by a cleaning bath by measuring the potential at the silicon wafer with respect to a reference electrode in the cleaning bath and, when the potential moves to a larger negative ...
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JPH02503830A |
An analog ASIC (Application Specific Integrated Circuit) circuit has a power control section, a conductivity filter testing section, a light emitting diode (LED) driving section, and a bias section. The LED driving section is responsive ...
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JPH0219728Y2 |
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JPH0221875B2 |
The invention features a unique pH control system and method for maintaining the proper pH in a continuous process stream. The system backmixes a sample stream, which decreases the dynamic gain of the control system, and which allows for...
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JPH0213519Y2 |
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JPH0215277B2 |
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JPH0212616B2 |
A boiler for vaporizing liquid hydrogen fluoride has a heat transfer surface arranged to be covered increasingly by the liquid as the liquid level rises so that the heat supplied to the boiler can be adjusted to maintain a constant level...
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JPH02500664A |
A system for blending low and high octane gasoline includes independent flow paths for each fuel between a supply source and a composite blend manifold and nozzle assembly, with the rate of flow of fuel in each flow path being under indi...
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JPH0267952A |
PURPOSE: To convert the output signal of a nonlinear ion sensor into a linear signal by providing first and second devices which introduce a silver salt and a halide salt to a precipitating container in controllable states, the ion senso...
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JPH0264415A |
PURPOSE:To dispense with the preparation of a flash tank by determining a flow rate FB of boiler blow water by the computation of FB=FD (hS-hD)/(hS-hB) on the basis of a measured value F0 of a flow rate of flash drain water and each of e...
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JPH0225744A |
PURPOSE: To directly measure the pH of food dough in a short period of time with a simple operation and good accuracy by inserting a pH sensor into the food dough having 30-200% water absorptivity or bringing the sensor into direct conta...
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JPH0224531A |
PURPOSE: To exclude apparent change in concentration due to change in liquid temperature by keeping the temperature of standard liquid and that of a hydrated oil agent at the same value, and regulating the concentration of the water cont...
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JPH022479Y2 |
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JPH021554B2 |
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JPH021555B2 |
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JPH0254Y2 |
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JPH01321508A |
PURPOSE:To accurately keep the prescribed oxygen density by measuring and monitoring the diluted/mixed gas via an oxygen density sensor and controlling the flow rate of the unmixed gas so as to keep a fixed level of the density signal ou...
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