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JPS603708A |
PURPOSE:To respond quickly to a change of a target value and to suppress a disturbance by using a PID control constant and a sample period to design a filter constant and using this filter constant to perform correction with a target val...
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JPS5952441B2 |
PURPOSE:The circuit which automatically controls the peak value of synchronizing video signal is so constructed that the voltage across the capacitor for holding the peak value of the circuit becomes more or less zero, theeby improving o...
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JPS59223898A |
(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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JPS59220108A |
(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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JPS59206909A |
PURPOSE:To control the flow rate of a flow flowing through a course reaching a load by using a previously set aimed value and actually measured value, by installing a means, etc., which fetch the flow rate of the flowing course of an act...
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JPS59202510A |
PURPOSE:To ensure the constant and accurate correction of errors by giving more weighted average to the error obtaind after execution of control of an automatic positioning device as the past error becomes newer and performing correction...
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JPS59196736A |
PURPOSE: To maintain a controllable gas mixture ratio, by connecting a control mixture ratio, by connecting a control gas pipeline to a gas mixture pipeline through a multi-stage solenoid valve. CONSTITUTION: A control gas pipeline 21 is...
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JPS59196232A |
PURPOSE: To control the production with good efficiency, by detecting the crosssectional area of an extrudate at all times, comparing the detected crosssectional area with a reference value that is a predetermined value to which the cros...
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JPS59165006U |
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JPS59191608A |
(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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JPS59160334U |
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JPS59178502A |
PURPOSE:To improve the accuracy in measurement of plate thickness deviation of a feed-forward automatic plate thickness controlling device, by adding an actually measured plate length compensating device to the device. CONSTITUTION:The r...
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JPS5934192Y2 |
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JPS59137839U |
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JPS59161706A |
PURPOSE:To vary the input period in planning automatically to an input period suitable to a plant by distributing the load on input control and preventing the load on the process control of a process monitoring controller from exceeding ...
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JPS59157877A |
PURPOSE:To fix the loop gain of a servo system and to stabilize a servo operation by sampling an error signal with a signal synchronized with the information signal. CONSTITUTION:Input signals (a) and (b) are supplied to an input termina...
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JPS59149511A |
PURPOSE:To perform the process control with a special proportion control operation during the perfect waste time and then only with an intermittent integrating operation, by combining the sample control with the special proportion action...
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JPS59140516A |
PURPOSE:To improve the speed of response of a controller, by using an arithmetic device having a special function in a control system and attaining an output coinciding with a target value at the second sampling. CONSTITUTION:A control o...
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JPS59139404A |
PURPOSE:To reduce the cost and to operate a process adaptively to even disturbance flexibly by calculating a forgetting factor, which is a parameter determining availability, on a basis of an identification error in an identifying part w...
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JPS59133611A |
An improved cartridge and receptacle therefor for use with an electronically controlled appliance includes within the receptacle a vertically movable platform having a pivoting door. A printed circuit board extends upwardly within the ap...
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JPS59128607A |
PURPOSE:To form a digital servo system resisting disturbance by setting up respective sampling frequency and clock frequency of the 1st and 2nd modes with a prescribed relation. CONSTITUTION:The sampling frequencies fS1, fS2 in the recor...
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JPS59127112A |
PURPOSE:To obtain an output to a servomotor by calculating the difference of each deviation during each sampling time from a limited number of sampling value obtained from the present to the past and then totalizing the values obtained b...
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JPS59127111A |
PURPOSE:To decentralize the control execution timing to plural control loops and to equalize the load by performing the control in the sampling cycle ISI at an initial start time point and then using the sampling cycle SI thereafter. CON...
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JPS59125409A |
PURPOSE:To satisfy both 8 the stability and responsibility of a control system during control by predicting the current input signal on the basis of the current output and control signal and equalizing the output signal to a command. CON...
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JPS5929005B2 |
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JPS59119421A |
PURPOSE:To execute positioning to a target position without causing an overshoot by switching a contrl mode to a position control mode from a speed control mode at a position prescribed in advance. CONSTITUTION:A mode switching controlli...
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JPS59117478A |
PURPOSE:To enable to detect the speed of a servo motor at a low speed rotation time and to perform high speed responsiveness at a high speed rotation time by assuming the instantaneous speed from the armature current and the armature vol...
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JPS5926041B2 |
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JPS59108113A |
PURPOSE:To secure a shipping quantity highly accurately by closing a shipping control value fully if the difference between the remaining value of the shipment and a flow rate signal is zero when the remaining value obtained from the int...
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JPS5998211A |
PURPOSE:To economize a memory and to facilitate data analysis by using the sampling time of the most minor sampler in the near past of the trouble occurrence time as the start period of gathering of trouble data and using the sampling ti...
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JPS5919888B2 |
In a float process of flat glass production, the width of a glass ribbon formed by discharging a molten glass onto a molten metal bath is controlled in response to the temperature of a molten glass to be supplied to the molten metal bath...
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JPS5919362B2 |
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JPS5966705A |
An electro-hydraulic servo control system which includes a servo actuator adapted to variably position a load mass, and an actuator control system which includes a sensor coupled to the actuator for providing an indication of measured ac...
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JPS5953412U |
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JPS5957305A |
PURPOSE:To attain the servo circuit control in excellent way by detecting a resonance or vibration, changing the count value of a counter by a detecting signal and changing a transfer function, when the resonance or vibration takes place...
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JPS5952305A |
PURPOSE:To control a subject without control delay, by storing and holding the past sampling data and using this data to estimate the state of a time point when a control arithmetic result is transmitted to the control subject. CONSTITUT...
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JPS5947606A |
PURPOSE:To decrease the number of signal lines used between an operation board and a control board, by addig a pulse width modulation circuit to the control board. CONSTITUTION:The pluse side fixed terminal of a variable resistor 2 provi...
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JPS5945508A |
PURPOSE:To execute precise feedback control with high response by sampling data at the rise of a chop signal to omit an integrating circuit or to reduce the time constant. CONSTITUTION:A dimming controlling device 1 outputs a high freque...
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JPS5933503A |
PURPOSE:To improve the reliability of the position control system and to attain high speed, by compensating the nonlinearity due to the oscillating elements of a speed control system and the sampling of the application of speed command s...
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JPS595921B2 |
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JPS5920588A |
PURPOSE: To obtain sure control at proper timing by estimating a pressure value at a succeeding time point on the basis of the pressure at the present or a preceding time point and comparing the estimated value with the set pressure valu...
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JPS596207U |
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JPS58219604A |
PURPOSE:To control a feeding mechanism for documents, etc., with high precision by programming the control logic of a feedback loop, holding the number of steps constant, and performing fixed-time control over a sampling period, manipula...
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JPS58190707U |
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JPS58208817A |
PURPOSE:To realize fine control of temperature, by comparing the comparison output ratio increasing linearly and in terms of time series with the output ratio for each sampling period at each proportion period including numbers of sampli...
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JPS5854407B2 |
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JPS58207107A |
PURPOSE:To control a sampling control system with high stability and high accuracy, by using the value obtained by multiplying the difference value between the sampling input value at a certain time point and the sampling input value at ...
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JPS58174706U |
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JPS58195201A |
PURPOSE:To obtain stable and high-precision data, by correcting data, which are obtained by processing n-number of past inputs to the input processing in the method of moving averages, by data obtained by subjecting m-number (m
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JPS58189731A |
PURPOSE: To accelerate the data replacing speed without accelerating the transmitting speed, by dividing the process input/output units having high data replacing speeds into minor groups and including these groups into a process input/ ...
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