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JP2005050342 |
To optimally operate a plant from a viewpoint of economy.A process control system includes economic models disposed in communication with process control modules, as well as with sources of economic data, such as cost, throughput and pro...
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JP2005050358 |
To provide a device used for creating software and instructions for a distributed process control system wherein a user workstation is arranged in a place distant from a distributed control device for controlling one or more field device...
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JP3646286 |
To provide a simulation device/method which can perform both simulation and data input operations without changing the connection between a simulated device and a simulator for the operation of a real device, a simulation operation and a...
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JP2005038397 |
To provide an efficient method to solve model prediction control problems.A large scale sparse matrix is formed based on a model prediction control problem. Subsequently, without forming H at first, the square root Hr of H is directly fo...
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JP2005004742 |
To provide a method of generating estimated values of properties of a batch process based on a past value or a current state estimated value.The method and device for generating estimated values of properties of a batch process employ a ...
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JP2004326781 |
To shorten an adaptation time, to make a constraint to be the smallest at the time of tuning and to simplify a design.A set of models having a plurality of subsets including status parameters representing a disturbance input is prepared,...
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JP2004280450 |
To enable on-site adjustment without depending on expertise and experience at system delivery and enable adaptation even to aging degradation after delivery and operation by automatically updating a simulation model of a plant operation ...
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JP2004249812 |
To provide a novel method of generating a vehicle movement model by using RNN.This device comprises a first recurrent neural network 21 in which a network is formed by connecting a plurality of nodes and an output from one node is inputt...
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JP2004245814 |
To provide the magnetic field analysis method of a rotary electric machine which filters magnetic field distribution of a rotary electric machine by specific higher harmonics in a specific part.Based on the boundary conditions, a compute...
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JP2004239128 |
To improve practical use as a support tool for design/development by maximally shortening time required for a CFD (Computational Fluid Dynamics) operation while sufficiently enhancing analytical accuracy in a predicting analyzing system ...
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JP2004227292 |
To provide a facility control device capable of effectively performing a facility control to a user who frequently uses the same facility on a daily basis and shows almost the same behavior.The user's face of the facility is imaged by an...
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JP2004227574 |
To provide descriptions of a new method of feedback linearization for controlling a single unit and a multi-unit HVAC system using a high level control technique.A new method for performing non-linear control includes a feedback lineariz...
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JP3579551 |
To realize a simulation with high precision, and to realize a high level operation support of a producing system by executing the simulation through connection with the information on the producing system when the producing system is ope...
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JP2004199656 |
To provide performance environment for realizing integrated control/simulation/display environment for making an advanced control activity, a simulation activity and a display activity possible.A smart process object is utilized for the ...
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JP2004178300 |
To provide a simulation method and program for simulating the behavior of a mechanism of concern along a time axis by use of a hybrid model.Hybrid model description data are analyzed to extract descriptions about the switching of continu...
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JP2004178561 |
To easily create a snapshot of simulation at a specific instant, in relation to a process control system used in a chemical process, a petroleum process or other processes.A simulation system of Fieldbus function blocks automatically cre...
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JP2004178247 |
To reduce manhours for measurements with actual equipment in creating a model that shows the behavior of an engine.The final model for estimating the engine behavior is created by the following procedures: first, a simulation model takin...
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JP3566014 |
To precisely detect abnormality of machining even if characteristics of a driving and mechanism part vary by identifying a driving and mechanism part model by a successive method of least squares when an in-specific-operation signal is i...
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JP2004153993 |
To control the operation of an induction motor using a model of the induction motor.A control device includes a model of the motor, and the model is used to determine design values of a first motor variable and a second motor variable. A...
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JP3556384 |
To alter the fluid model formula change of a piping whole part by employing a fluid model formula derived from a stationary inspection volume in a water conduit system simulation device used in the fluid analyzation of a water conduit sy...
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JP3555609 |
To suppress overshoot or hunting in a desired value response and disturbance response when conducting control by using a model. In a desired value response, the output of a dead time compensator 4 is applied to the input side of a PID ar...
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JP2004144196 |
To provide a precision positioning device capable of realizing high precision positioning control and load control in the Z-direction only by an air cylinder and one servo valve as mechanical elements of a driving source.The precision po...
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JP2004133650 |
To use a personal computer to simulate and verify a control logic which is to be built in a controller for operation control of a combined cycle plant.The control logic to be built in the controller is mounted on a simulator person compu...
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JP2004126868 |
To learn a control model in efficiently and robust manner.For learning the control model, including a plurality of control variables X1 to Xn of effect factors except control variables, are stratified into Np tables, and controlled varia...
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JP2004102441 |
To make a characteristic of a control-objective model approximate precisely to a characteristic of a plant of an actual control object, and to adopt a short period for a control period to enhance controllability.A non-linear disturbance ...
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JP3537862 |
PURPOSE: To provide a method for predicting the skin temperature of a naphtha- cracking oven, and to provide a method for operating and maintaining the- naphtha by the same. CONSTITUTION: An operation data parameter 1, an analysis data b...
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JP2004094000 |
To automatically form a database for evaluating plant operation technique with a minimum labor by automatically accumulating on a simulator system action elements serving as an evaluation reference from an effective and model plant opera...
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JP2004086911 |
To provide a method and a system for improving process management using prediction technology using a customized online process management in real time and synchronous data collection, and to provide a storage medium.The method for impro...
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JP3531975 |
PURPOSE: To provide a portable logic simulation analyzing device which can conduct a confirmation test even when a computer for plant control is in on-line mode and analyze whether logic is true or false. CONSTITUTION: The computer 5 for...
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JP2004061532 |
To provide an operation training system equipped with a human system simulator which enables a single trainee to have a training of operation that a plurality of operators cooperate to do.The system is equipped with a simulating device 4...
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JP3523738 |
To promote high degree of accuracy of forecasting operations for a ventilating state inside a tunnel having combined flow point and branch point and to make it possible to operate accurately a ventilation equipment. A traffic operation d...
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JP2004028087 |
To provide a system and a method for developing an engine model.The system 20 for developing an engine model comprises a module 10 to generate a state variable model of an engine. The module 10 receives a plurality of inputs to an engine...
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JP3514944 |
To improve simulation accuracy of a power system simulator by fitting a digital calculating part which conducts calculation for simulating the condition of a power system, based on the condition of an analog simulator. A node equation ca...
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JP2004023910 |
To stably control a motor that can increase a control gain to the higher one without losing stability even if play occurs in the motor in a motor drive system.A motor control device comprises a means 41a that has a discrete time model 41...
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JP2004021180 |
To provide an on-site operation training simulator which can perform an operation training for plant facilities with the same presence and tense atmosphere as the operation of an actual plant machine.A computer 15 which performs a simula...
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JP2004013393 |
To improve a control accuracy in performing a preset control using a control model with respect to a control object whose control target specifications or conditions of control object change.A controller is provided with a first preset m...
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JP2003348871 |
To perform a machine modeling by acquiring an antiresonance frequency by a simple calculation when a primary-side inertia ratio is known. An inertia identification part 1 identifies a total inertia ratio which is obtained by reduction in...
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JP2003340652 |
To obtain an electric discharge machine capable of simulating how machining progresses under set conditions before performing electric discharge machining. The electric discharge machine is provided with a machining simulation device 6 h...
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JP2003316403 |
To provide a dynamic air data generation equipment which can generate air data (dynamic air data) which varies dynamically.This method is a dynamic air data generation method which controls an air pressure control circuit 25 by inverse t...
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JP2003293344 |
To provide a river water level predicting apparatus which predicts the water level of a river with accuracy.The river water level predicting apparatus 11 comprises a water level measuring section 5 for measuring the water level of the ri...
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JP2003271679 |
To provide a hybrid model generation method and program for supporting so that a user can intuitively and easily generate a hybrid model without being required to be skilled.In order to generate a data in a form of the hybrid model from ...
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JP2003241638 |
To realize an operation training system enabling the operation of the actual operation free from hindrance even while a simulation of an operation is under way and enabling operation training in an simulation back in the past procedure e...
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JP3456560 |
To guarantee a constant response matched with a controller even when the number of function of electric facility equipment is fluctuated by parallelly connecting simulation units as many as the number of equipment to be controlled as sim...
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JP2003214114 |
To improve a clearance control in a turbomachine.A system and method for controlling a clearance of the turbomachine 10 includes adjusting machine case cooling air 33 in accordance with a difference between a desired clearance and a actu...
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JP2003202902 |
To provide an active vibration control method using an adaptive control method capable of inexpensively performing a proper arithmetic operation for preventing the occurrence of the divergence of an output signal even at the time of usin...
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JP3452960 |
PURPOSE: To produce an object type model with no conflict for a modeling object that has a complicated structure. CONSTITUTION: A class design contents read processing part 102 products the class design contents data 101 based on a class...
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JP2003200835 |
To provide a modeling method for automobile steering system which improves reliability of model analysis results and performance of the steering system applicable to an actual automobile by modeling so that a coupling structure of upper ...
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JP3444072 |
To provide a method and device for deciding the format of an object to be interfered with (hereinafter referred to as an object), an automatic deciding method for a work supporting format and an automatic decision method for a tooling fo...
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JP3440844 |
To make it possible to correctly evaluate the position and movement of a liquid level by dividing heat transport equipment into plural nodes, calculating the void ratio of a gaseous phase over the liquid level of each of these nodes and ...
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JP2003167605 |
To suppress overshoot or hunting in a desired value response and disturbance response when conducting control by using a model.In a desired value response, the output of a dead time compensator 4 is applied to the input side of a PID ari...
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