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Matches 451 - 500 out of 1,227

Document Document Title
JPH08245466A
To provide a method for controlling the ratio of at least two kinds of reactants flowing into a chemical reactor. This method for controlling the ratio of concentrations of reactants in a reactor feed flow, is provided by forming a mixed...  
JPH08206822A
PURPOSE: To reduce the effect of disturbance by always holding the total quantity of gaseous nitrogen and the mixing air supplyed into a furnace to a large quantity and to improve the stability of an oxygen concn. controlled system. CONS...  
JP2504596Y2
The improved automatic dampening water replenisher has two flow sensors that respectively measure the flow rates of stock solution and diluent water which are to be mixed to prepare dampening water with which the tank of dampening water ...  
JP2512634B2  
JPH08168639A
PURPOSE: To compensate a large lag in a denitration reaction by correcting the injection amount of ammonia based on changes in inlet exhaust gas flow rate and concentrations of NOx, and temperatures by means of a learning type feed forwa...  
JPH08137515A
To provide a distributed measurement controller canceling a point that flexibility cannot be obtained in the three areas of a related converter, related measurement and control and the whole related devices and application. A first flexi...  
JPH08110820A
PURPOSE: To provide a method and device for automatic preparation alkali solution for amount reduction processing which accurately performs the amount reduction processing of polyester-based fabric to a desired caustic reduction rate. CO...  
JPH07120220B2  
JPH07328598A
PURPOSE: To provide the title method capable of controlling and holding the residual concn. of chlorine from the inflow point toward a block to a terminal to a predetermined tolerance range while suppressing the load of equipment cost ac...  
JPH07117512B2  
JPH07324598A
PURPOSE: To accurately control the value of contaminant concentration into the allowable range, suppress drop frequency of the concentration value, and achieve the energy saving operation with the requisite power for ventilator reduced. ...  
JPH07324600A
PURPOSE: To decrease frequency of at-failure degradation control and reduce the amount of electric power by incorporating the actual measurements of the traffic amount in the intra-tunnel ventilation control, and performing the ventilati...  
JPH0749594Y2  
JPH0792709B2  
JPH0790234B2
Suspended substances, such as active sludge, in a liquor is treated in an apparatus for treating the liquor by predicting a suspension state on the basis of an amount of existing suspended substances in the liquor.  
JPH07230323A
PURPOSE: To prevent a sudden change of the coating caused by the change of load value by supplying the concn. change suppressing diluted water flow rate calculated from the load value to a coating collection tank as a basic diluted water...  
JPH07219644A
PURPOSE: To manufacture highly reliable mixed gas at low cost by holding the respective gas concn. values of the mixed gas at certain specific values with high precision, and speedily returning each gas concn. value to the specific value...  
JPH07212032A
PURPOSE: To provide an oxygen concentration control method for a soldering inert atmosphere chamber in which the accuracy in control of oxygen concentration can be improved and the feeding amount of inert gas can be reduced. CONSTITUTION...  
JPH07208098A
PURPOSE: To enable the setting change in required priority if necessary by setting a plurality of priority data from the outside, and executing control based thereon. CONSTITUTION: A man machine interface device 3 inputs priority data in...  
JPH07204663A
PURPOSE: To ensure that constitution is simple, routine maintenance services are no longer required to make daily care and control easy and safety is enhanced. CONSTITUTION: A pH value adjustment device is composed of an air dispersion d...  
JPH0772848B2  
JPH0771779B2
A metalworking fluid central system through which aqueous cutting fluid recirculates through a plurality of machine tools is provided with an in-line fluid condition monitor which produces real-time fluid composition data for use in cont...  
JPH0763587B2
In a process for regulating the feed rate of a treatment medium for reducing the nitrogen oxide content of the exhaust gases from combustion processes, in which the feed rate is regulated in relation to the nitrogen oxide content, in add...  
JPH07160342A
PURPOSE: To enable energy-saving operation by making a ventilation wind stably flow in a tunnel, reducing a tendency to deterioration in contamination density and eliminating unnecessary operation of a ventilator. CONSTITUTION: This tunn...  
JPH0757277B2  
JPH07145909A
PURPOSE: To improve a water treatment chemical controlling characteristic by attaining data through a plurality of monitorings, and by controlling a pH/ phosphate program calculating concentration of fed water phosphate, an actual boiler...  
JPH0727417B2  
JPH0719169B2  
JPH0756639A
PURPOSE: To surely control the discharged waste water within a prescribed pH range by controlling the supply amounts of both acidic and alkaline neutralizers to an optimum amount that is decided by a neutralizer supply amount deciding me...  
JPH0754600A
PURPOSE: To ensure precise in-tunnel ventilation control by predicting a heavy traffic condition in the next cycle in accordance with the real values of a traffic density and vehicle speeds and performing switching between a steady-state...  
JPH07501151A
The invention concerns a polarographic sensor for the determination of certain components in the exhaust from internal combustion engines in order to control the air/fuel ratio. The sensor can be used in exhaust gases from both fuel-rich...  
JPH0724289A
PURPOSE: To strictly adjust the concentration of a developer to allow the maintenance control by receiving a developer raw liquid and pure water in a mixing tank to mix them, inputting output signals from an automatic titrator for measur...  
JPH06511192A
PCT No. PCT/DK92/00291 Sec. 371 Date Mar. 22, 1994 Sec. 102(e) Date Mar. 22, 1994 PCT Filed Oct. 1, 1992 PCT Pub. No. WO93/07089 PCT Pub. Date Apr. 15, 1993A method of controlling a wastewater purification plant comprises the steps of me...  
JPH0686108U
[Purpose] Provide a water supply control device that can automatically maintain the water quality in the water tank at the required level with the minimum required amount of water supply. [Constitution] Using the electrical conductivity ...  
JPH06337724A
PURPOSE: To eliminate limitations on the selection of a viscometer and use an inexpensive viscometer by constituting a measurement cell in double-tube structure and making the top surface of the internal tube open in the external tube. C...  
JPH06328092A
PURPOSE: To provide a teacher data collecting method in the case of applying a neural net control system for controlling a treatment system to a real plant. CONSTITUTION: In the case of SRT control for a treatment system performed by a n...  
JPH06328091A
PURPOSE: To presume the sedimentation characteristics of active sludge in real time. CONSTITUTION: The inflow water quantity QS, the return sludge quantity QR, the active sludge floating matter mass MLSS and the return or excessive sludg...  
JPH0695086B2  
JPH06304412A
PURPOSE: To stabilize the quality of water to be treated by detecting TS in drained water on real time and controlling a flocculant loadings optimally. CONSTITUTION: The concentration of total solid is calculated based on drained water a...  
JPH0683834B2
PURPOSE:To improve energy efficiency by providing a DO control section which detects the DO value in an aeration tank and controls an aeration rate and a DO value monitor section. CONSTITUTION:A DO detector 4 is provided in the aeration ...  
JPH0674840U
[Purpose] The purpose is to be able to maintain the ideal combustion state. [Constitution] Measures the temperature inside the combustion furnace 1 that mixes and burns air and fuel gas, and measures the oxygen concentration in the exhau...  
JPH06274231A
PURPOSE: To compensate a deviation between the sampled result of exhaust gas and its analytical result by estimating the concentration of carbon in a molten steel by decarbonization oxygen efficiency, estimating molten steel temperature ...  
JPH06266447A
PURPOSE: To execute automatic control of high control performance according to output of a concentration sensor by storing a relation of a target dilution water flow rate, a paint concentration value and a dilution water flow rate value ...  
JPH0665399B2
The present invention is concerned with an intermittent aeration type biological treatment process, wherein waste water is caused to flow into an aeration tank, and an aeration step and a stop of aeration step are alternately repeated in...  
JPH06233801A
PURPOSE: To automatically add a bathing agent or automatically feed hot water by measuring the concentration of the bathing agent of the bathing water in a bathtub, and confirming the concentration. CONSTITUTION: This bathing water keepi...  
JPH06226252A
PURPOSE: To reduce the frequency of the regenerating treatment of ion exchange resins by automatically analyze the quality of raw water to calculate the analyzed values of the raw water and the quantity of ion-exchanged water and subject...  
JPH0658609B2  
JPH06209661A
PURPOSE: To control a culture solution fed to a plant to the optimum state by efficiently performing each control for the electric conductivity, pH value or various ion concentrations in the culture solution. CONSTITUTION: The electric c...  
JPH06205935A
PURPOSE: To unnecessitate the accurate judgement of a change in the load of a turbine and to always maintain the proper control performance irrespective of a change in the state of a gas turbine. CONSTITUTION: This device is provided wit...  
JPH0652246B2  

Matches 451 - 500 out of 1,227