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JPH0649121B2 |
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JPH06175736A |
PURPOSE: To provide a pH control method/device which can simply set again a control rule when the desirable control result is not obtained and also can change the rough control into the fine control. CONSTITUTION: A control computer 5 de...
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JPH0642171B2 |
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JPH06149385A |
PURPOSE: To realize a further exact discharged ozone density constant oontrol by adopting a manipulated variable fixing control at the time of both activation and fluctuation, and further quickly and stably obtaining a control target val...
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JPH06149301A |
PURPOSE: To save energy and resources and to improve the operation efficiency of a controller for the number of operating blowers by suppressing the increase of the number of operating blowers and also to suppress the starting/stopping o...
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JPH06134023A |
PURPOSE: To dispense with manual adjustment and to always properly control the ozone concn. of ozonized water by detecting the ozone concn. of the ozonized water in a treatment tank by a concn. sensor and comparing the detected value wit...
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JPH0659704A |
PURPOSE: To expand the dynamic range of an actuator by adding the time obtained by a preliminarily set function to the OFF time in a conventional time division proportional control, in the fine adjusting range set on the part of a propor...
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JPH0642298A |
PURPOSE: To further reduce the deterioration in contaminant concentration or minimize the generation frequency of excess ventilation by judging the control output of a control arithmetic operation means for a ventilator and correct the j...
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JPH0633743A |
PURPOSE: To provide a control device so that FF control can be backed up by an FB control system, and performance deterioration can be prevented regardless of changing a condition of a gas turbine, to further well control a reference O2 ...
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JPH0630664A |
PURPOSE: To provide system designed to efficiently grow plants without suspending the circulation of a nutritive liquor to raising beds and without the need for preparing additional tanks. CONSTITUTION: The electrical conductivity of a n...
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JPH069015B2 |
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JPH063445Y2 |
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JPH0612131A |
PURPOSE: To provide a simple controller which is not limited to a pressure range or a temperature range by using a correction temperature being the function of an actual temperature and an actual pressure at the time of controlling the c...
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JPH064097U |
[Purpose] If the pH of the shrink-proofing liquid produced deviates from the appropriate range, it will be possible to respond quickly. [Constitution] In the shrink-proofing liquid supply device that supplies the shrink-proofing liquid p...
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JPH0588877B2 |
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JPH05333906A |
PURPOSE:To provide an odor generator which can change the indoor odor with the individual or combined use of a least necessary number of odor generators and through an automatic or remote control. CONSTITUTION:Plural types of odor genera...
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JPH05331651A |
PURPOSE: To always enable the exact detection of the prescribed component concn. in a chemical treating liquid, such as plating liquid without affecting the analyzing time of the chemical treating liquid. CONSTITUTION: The difference bet...
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JPH0588651U |
[Purpose] It should be possible to easily inject a small amount of chemical solution at any time or inject different kinds of chemical solution at the same time. [Constitution] After inserting the chemical solution into both portable che...
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JPH05313318A |
PURPOSE: To enhance the reproducibility to obtain images having high image quality by maintaining the pH of a developing soln. at a specified range by an oxidation reduction device at the time of developing an exposed radiation photosens...
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JPH05257541A |
PURPOSE:To resolve overshoot or hunting with a high precision by selecting several temporary targets after and before the final target value by the extent of deviations to supply an acid or alkaline liquid at the time of determining the ...
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JPH05245491A |
PURPOSE: To enhance the stability and controllability of a control system by a method wherein the quality of the water flowing in an aeration tank is measured to determine necessary aeration quantity on the basis of the measured quality ...
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JPH05233074A |
PURPOSE:To speedily reach a target pH value without generating overshoot by successively and stepwisely switching targets until the final set value in respect to the pH value of objective liquid corresponding to a change caused by droppi...
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JPH05212277A |
PURPOSE: To enable the release of the functional material in a composite formed by molding conductive metallic powder, polymerizable monomer or prepolymer and the functional material to a specified shape for a required period of time whe...
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JPH05215703A |
PURPOSE: To adjust the detergent concentration of a detergent liquid solution within a washing bath simply and easily by converting the conductivity of the measured detergent liquid solution to the detergent concentration by using a spec...
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JPH05204464A |
PURPOSE:To provide a method which does not have a mechanical operation part and can simply and easily transport and control a minute flow rate through the use of a conductive high molecular compound. CONSTITUTION:As a result of adding a ...
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JPH0552162B2 |
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JPH05165532A |
PURPOSE:To obtain a device of efficiently produce chemicals corresponding to many kinds production in small quantity. CONSTITUTION:In a fluid treatment device 1, a reaction chamber 3 fixing enzymes 4 is provided in a main body 2 of a pac...
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JPH05161882A |
PURPOSE: To extend the life of an ion exchange resin and to decrease inferiority of washing. CONSTITUTION: Washing liq. discharged from a preliminary washing tank 14 is filtered by using a filter 17. Washing water is fed from the filter ...
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JPH0525740Y2 |
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JPH05158549A |
PURPOSE: To provide a fume hood controller which controls the ventilation of a fume hood for laboratory, has a desirable safety feature, and can maintain an excellent energy efficiency. CONSTITUTION: The fume hood controller which gives ...
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JPH05154326A |
PURPOSE: To provide the title control device which always faithfully corresponds to the contamination of air in a room by solving the trouble of resetting reference voltage at every use because the resistance value of a gas detection ele...
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JPH05154194A |
PURPOSE: To enable the continuous measurement of the concn. change of a biochemical material. CONSTITUTION: A buffer soln. and a standard soln. of specified concn. of the biochemical material to be measured are accumulated respectively i...
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JPH0534688B2 |
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JPH05502718A |
A system and method for monitoring conditions in a fluid medium. A stream of the fluid medium is flowed through a fluid container which is electrically configured as a transmission line segment and which is electrically connected to load...
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JPH05103663A |
PURPOSE: To stably control the culture of an animal cell for a long period by determining the amounts of fed gases from the density and activity of the cell according to a fuzzy inference, then similarly determining a gas composition fro...
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JPH0572743A |
PURPOSE: To stabilize the precision of pattern formation by means of a developing liquid inside a developing liquid pump by maintaining the concentration of the developing liquid through the use of a correlation between the concentration...
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JPH0523677A |
PURPOSE: To provide a pH control device possible to automatically and accurately control pH of a raw water stagnating in a tank. CONSTITUTION: The multiplication part 12 multiplicating the amount of the raw water supplied in the tank by ...
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JPH056694B2 |
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JPH056695B2 |
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JPH04349511A |
PURPOSE:To decrease the weighing error caused by dynamic pressure working on a chemical, shortage of a stable time of a weighing apparatus, or liquid dripping, etc., when the chemical of a prescribed quantity is injected into a vessel fr...
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JPH04343097A |
PURPOSE: To prevent the corrosion and the like in the secondary system in a nuclear power plant by injecting medicine into the feed water for water quality control, and reducing metal oxide or eliminating dissolved oxigen for stopping th...
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JPH0474054B2 |
Apparatus for conducting and controlling chemical reactions, wherein idealistic reaction conditions are achieved automatically for chemical reaction systems in a reaction vessel (1). The apparatus includes a pH-sensor (61), a temperature...
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JPH0472247B2 |
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JPH04506012A |
A device for dispensing disinfectants into washing liquors by means of a dispenser is to dispense the correct quantity of disinfectant in function of the dirt to be removed so that adequate but not excessive quantities of disinfectant ar...
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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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JPH0460244B2 |
In the case of an apparatus for ascertaining and keeping constant the concentration of alcohol in the plate dampening fluid used in an offset litho press, having a float vessel with an inlet and an overflow such that the float controls t...
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JPH04109359U |
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JPH0457750B2 |
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JPH0451844B2 |
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JPH0494999U |
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