Simultaneous Design of a Control System and a Controlled Object Using Asymptotic Characteristics of the Control System

1997 ◽  
Vol 30 (11) ◽  
pp. 585-590
Author(s):  
Akihiko Matsushita ◽  
Takeshi Tsuchiya
2013 ◽  
Vol 680 ◽  
pp. 488-494
Author(s):  
Hai Ming Niu ◽  
Zhong Xu Han ◽  
Huan Pao Huang ◽  
Hong Min Zhang

Base on the mathematical model of a common coordinated control system in field of thermal, by analyzing characteristics of the controlled object supercritical once-through boiler coordinated control system, the article puts forward suggestions for improvement, and verifies the results of the analysis by test.


2011 ◽  
Vol 383-390 ◽  
pp. 7328-7331
Author(s):  
Lan Jiang Zhang ◽  
Gui Jie Wang

Designed the control system policy for automobile electric seat using fuzzy control technology, therefore established its control model by Fuzzy Logic Toolbox, and carried on the off-line simulation to choose controller's optimum control parameters. From the dynamic viewpoint, the auto electric seat adjustment system is not only a complex nonlinear function which includes the location of the DC servo motor and the speed, but also contains serious nonlinear coupling interference, so the system is a highly nonlinear strong coupling, variable multivariable system. Application of traditional control methods (such as traditional PID) is difficult to meet its order requirements, so the research is highly robust method of intelligent control is an effective way to solve the problem. Fuzzy control technology has become the field in which drawn greater attention and researched in recent years. It doesn’t depend on the mathematical model of controlled object, has a good robustness, and nonlinear control characteristics, so it is an effective means to control the object with time-varying, non- linear parameters. In this paper, fuzzy control technology to achieve the orders of auto electric seat adjustment control system functions in the Literature [1], and the tracking of the system was simulated.


Author(s):  
Chunguo Fei ◽  
Chunxin Li

According to the characteristics of configuration software and process control course, the configuration software is applied to teaching practice of process control. Configuration software can realize the mathematical model and the design of the digital controller of the controlled object in the process control, and can build different process control system. In the teaching practice of process control, the combination of theory and simulation practice not only makes the boring process control theory more vivid and helps students to understand and remember the theoretical knowledge easily, but also improves the students’ learning interest, efficiency and enthusiasm. Practices prove that this method is an effective way to teach process control system. And it also provides a new idea for such kind of control courses.


2012 ◽  
Vol 214 ◽  
pp. 775-779
Author(s):  
Yi Chun Ling

Through the study of computer control system, article puts forward a mathematical model in the computer control system which controlled object is digital, and describes the mathematical model through logic algebra to form a set of method solving optimal index control laws which has the characters of easy to understand and easy to operate.


2013 ◽  
Vol 675 ◽  
pp. 51-54 ◽  
Author(s):  
Yong Xi ◽  
Cheng Zhi Yang ◽  
Jin Xing Xu

A solution is proposed to design and build virtual elevator model by software for the elevator manufacturing industry, which realize the communication between virtual elevator model and TwinCAT soft-PLC. To test the correctness of this approach, the ten layer virtual elevator model is simulated through TwinCAT soft-PLC. And the usability of simulation system and the reasonableness of control programming method are verified. The main characteristic in this new research method is to use virtual controlled object and virtual PLC. It means that all research work can be finished with full virtual system and its research results can be used well in elevator manufacturing industry.


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