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JPS6340867A |
PURPOSE: To enhance operational accuracy, by altering a sampling interval corresponding to frequency inputted. CONSTITUTION: AC input is applied to an operational processing part 4 through a filter 1, a sample holding circuit 2 and an A/...
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JPS6337213A |
PURPOSE:To secure the accuracy of analysis by a method wherein an estimated rate of variation at a subsequent calibration after an equal-interval period is computed from the rate of change of an amount of variation in every calibration p...
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JPS6332610A |
PURPOSE:To perform a stable and quick control action to the change of a process by carrying out the control operation based on the deviation between the process measurement value and its target value and delivering a manipulated variable...
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JPS6332601A |
PURPOSE:To decrease the number of control parts, equipments, wirings, etc., and to simplify a maintenance/control system, by using a single control system to scan the controlled systems of small disturbance and controlling successively t...
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JPS6329324A |
PURPOSE: To simplify adjusting work by providing a changing-over part to which supplies the output of the output terminal of the quotient of an analog dividing part to the corresponding control part, while synchronizing with a tracking e...
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JPS6316303U |
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JPS6316305A |
PURPOSE:To obtain an accurate weighing value by sampling the weighing value obtained by a weigh hopper for each fixed time and estimating the weighing value to be obtained after a prescribed time by a corrected exponent smoothing method ...
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JPS62285282A |
There is disclosed herein an apparatus and method for generating a first signal related to the rate of change of a second signal. In particular, a system is disclosed for generating a velocity signal in a sampled data servo system. The a...
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JPS62278425A |
An automated analysis system includes a pair of sample selection subsystems whose operations are coordinated by a host computer pursuant to developing analytical data useful to a process computer in controlling an industrial process. Eac...
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JPS62259101A |
PURPOSE:To increase the speed resolution with no change of speed and to avoid increase of the arithmetic delay with change of speed, by calculating the 1st or 2nd control values which is used as the speed feedback control value based on ...
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JPS62254278A |
Data is digitally sampled at intervals, and these samples are stored for a fixed period. During this period the samples are also processed to select certain characteristics, such as maximum, minimum, average, etc., and these abstract ind...
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JPS62251801A |
PURPOSE:To attain stable control by moderately correcting large disturbance temporarily generated on a liquid level within a small deviation range as a deviation obtained by averaging variation. CONSTITUTION:In a control system for the l...
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JPS62244843A |
PURPOSE: To eliminate the need for setting a criterion and facilitate an operation while removing the fear of erroneous operation by obtaining the minimum value of the quantity of transmitted light in plural sample points and operating a...
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JPS62235609A |
(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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JPS6246004B2 |
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JPS62502433A |
PCT No. PCT/SE86/00137 Sec. 371 Date Dec. 3, 1986 Sec. 102(e) Date Dec. 3, 1986 PCT Filed Mar. 26, 1986 PCT Pub. No. WO86/05896 PCT Pub. Date Oct. 9, 1986.Method for adjusting the setting of a digital process regulator on the basis of th...
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JPS62210515A |
PURPOSE:To provide a stable control capability less in speed variance by using a value obtained by correcting a measured speed with its correction value to perform the control operation processing. CONSTITUTION:A control logic part 12 re...
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JPS62197803A |
PURPOSE:To prevent the overshoot due to the over-integration and to omit the need to set again the anti-reset value by setting the ratio between the gain of a controlled system model obtained by estimation of a parameter and the set valu...
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JPS62135348U |
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JPS62184503A |
PURPOSE:To automatically estimate a precise parameter without complicated manual operation and to attain applicable control when a parameter is reset by providing an exciting signal generation clock and a switch. CONSTITUTION:If a parame...
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JPS62184502A |
PURPOSE:To automatically stop the estimation of a parameter without complicated manual operation as long as the operation attains a steady state and to continue applicable control by providing a steady state deciding block and a sampling...
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JPS62168284A |
PURPOSE:To generate a time series file against an optional unit time without changing a program of a file processing part, by deriving a difference value per unit time from a table for executing the accumulating total of an input value, ...
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JPS6233601B2 |
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JPS6229803B2 |
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JPS62143106A |
PURPOSE:To forecast the future value of a controlled variable and to improve the stability and adaptability of a control system by using >= three time series data including the up-to-date value of the controlled variable and adopting the...
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JPS62138728A |
PURPOSE: To estimate the time when a scaled quantity integral value reaches a target value by sampling scaled values of a scaling hopper, applying a method of the least squares to them and finding a straight line for predicting the scale...
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JPS62137607A |
PURPOSE:To improve a following accuracy by considering the response delay time of a control system, which is previously estimated through experiment, at the time of processing a deviation operation. CONSTITUTION:An automatic operating de...
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JPS6284882U |
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JPS62118406A |
PURPOSE:To improve a response accuracy without making the constitution complicated by storing the past increment manipulated variable, the deviating quantity of a trial error and calculating the increment manipulated variable to satisfy ...
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JPS62108303A |
PURPOSE:To improve the control responsiveness of a feedback control by calculating a correct proportional gain from a variation of a deviation quantity and a manipulated variable at every sampling period, and varying dynamically the prop...
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JPS6289120A |
PURPOSE:To decrease the variation of the control condition quantity of the control object due to the disturbance by making the error signal of a comparing means into an input signal of a normal feedback loop, adding and synthesizing the ...
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JPS6280705A |
PURPOSE:To obtain an estimation mechanism prevented from adverse influence due to transient disturbance to be applied to a plant by utilizing a disturbance suppressing effect based upon a closed loop system. CONSTITUTION:Instead of the e...
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JPS6277606A |
PURPOSE:To improve the transient response characteristics of a control system by clamping a manipulated variable at a maximum value and setting an integral term to a value satisfying a specific relational equation when the arithmetic res...
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JPS6275714A |
PURPOSE:To secure an excellent control property, by changing a sampling period by grasping the steadiness of a process control system. CONSTITUTION:The refined quantity of a material is measured with a level meter 39 at a receiver 38 and...
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JPS6214844B2 |
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JPS6213683B2 |
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JPS6266303A |
PURPOSE:To reduce hunting by determining a proportional gain automatically based on the mean value of past manipulated variables. CONSTITUTION:A manipulated variable arithmetic and output means 3 calculates a manipulated variable at ever...
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JPS6255705A |
PURPOSE:To set and change programs with high efficiency and without needing any time to calculate manually the arithmetic time each time, by calculating the total arithmetic time despite the setting and change of programs and the change ...
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JPS6247717A |
PURPOSE:To attain an inexpensive digital servo control system at a high speed and with high accuracy by performing only the prescribed four rules of arithmetic for each sampling cycle. CONSTITUTION:A digital servo system includes a pulse...
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JPS6235921A |
PURPOSE:To stop and position a control object quickly by detecting whether an object to be controlled enters into a prescribed range determined preliminarily with respect to a stopping target position or not and shortening the period of ...
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JPS6223301U |
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JPS624733B2 |
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JPS6215802U |
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JPS6222038A |
PURPOSE: To obtain stability against noisy variation by dividing plural electric signals by counters to which a temperature range is assigned and determining a range to which each signal belongs, and outputting data obtained by making a ...
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JPS6220005A |
PURPOSE:To hold optimum control by changing the proportional gain to a proper value in accordance with recognition of hunting and recognition of excessive stability. CONSTITUTION:A deviation arithmetic means 1 calculates the deviation be...
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JPS6214202A |
PURPOSE:To improve versatility and productivity by constituting making an I-PD control system a position control device and constiting to improve dynamic characteristic of a moving body by gain operation in a feedback compensation contro...
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JPS625421A |
PURPOSE:To set plural target values and to modify continuously said values by controlling the preset value of a counter and D/A-converting the sampled count value so as to apply it to a motor. CONSTITUTION:The frequency of an FGR pulse s...
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JPS61292703A |
PURPOSE:To reduce the memory capacity by increasing successively the sampling cycle until a fixed number of pieces of sampling value stored in the memory are stable when the identifying signal is impressed to a controlled system and the ...
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JPS6158218B2 |
PURPOSE:To make stable a rate of gas mixing by comparing an observed value and a set value of a gas mixing rate and changing the time interval for measuring the gas mixing rate automatically. CONSTITUTION:A comparing and instructing sect...
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JPS6155124B2 |
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