Design of real-time database for industry control system based on cloud theory

Author(s):  
Li De-wen ◽  
Huang Wen-jun ◽  
Li Long
Algorithms ◽  
2019 ◽  
Vol 12 (5) ◽  
pp. 97
Author(s):  
Song Zheng ◽  
Chao Bi ◽  
Yilin Song

This paper presents a novel diagonal recurrent neural network hybrid controller based on the shared memory of real-time database structure. The controller uses Data Engine (DE) technology, through the establishment of a unified and standardized software architecture and real-time database in different control stations, effectively solves many problems caused by technical standard, communication protocol, and programming language in actual industrial application: the advanced control algorithm and control system co-debugging difficulties, algorithm implementation and update inefficiency, and high development and operation and maintenance costs effectively fill the current technical gap. More importantly, the control algorithm development uses a unified visual graphics configuration programming environment, effectively solving the problem of integrated control of heterogeneous devices; and has the advantages of intuitive configuration and transparent data processing process, reducing the difficulty of the advanced control algorithms debugging in engineering applications. In this paper, the application of a neural network hybrid controller based on DE in motor speed measurement and control system shows that the system has excellent control characteristics and anti-disturbance ability, and provides an integrated method for neural network control algorithm in a practical industrial control system, which is the major contribution of this article.


2012 ◽  
Vol 174-177 ◽  
pp. 2142-2146
Author(s):  
Jun Wei Du ◽  
Wei Qiang Chen ◽  
Zhong Zhu ◽  
Xin Liu ◽  
Si Jun Wan ◽  
...  

Reliability is one of the most important properties of integrated supervisory and control system (ISCS) in metro. Redundancy technology, a fault tolerant mechanism, can significantly improve ISCS reliability. This paper introduces a redundancy design schema and its implementation in distributed real-time database, which is the kernel part of ISCS, Including upstream and downstream data redundancy processing technology, fault detection and redundancy switch technology. The result shows that this schema is feasible and reasonable.


2014 ◽  
Vol 528 ◽  
pp. 334-338 ◽  
Author(s):  
Chuan Wei Zhang ◽  
Xue Gang Zhou ◽  
Peng Zhang ◽  
Li Ping Zhang

This paper designs the upper control system of CPP with a core of MCGS configurable software. First is the overall process analysis of CPP slack coal, for sure of the design of upper control system. Second is to take pictures configuration on the equipments of CPP, set real-time database and establish the alarm painting and numeric display under the MCGS configuration environment.


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