化工仪表及自动化控制系统PPT学习教案：现场总线与计算机控制系统特点、组成与优势

The PPT learning lesson "Chemical Instrumentation and Automated Computer Control Systems" provides a comprehensive overview of the main components of computer control systems in industrial processes. The presentation covers topics such as fieldbus control systems, international standardization of fieldbus systems, and the characteristics of computer control systems. The first section of the presentation focuses on the composition of computer control systems, emphasizing the use of computers to automate industrial production processes. It outlines the three main steps involved in computer control system operation: data acquisition, control decision-making, and control output. A visual representation of the components of computer control systems is provided, highlighting the interconnected nature of the system. The second section delves into the specific characteristics of computer control systems, such as the use of time-sharing operations to replace conventional instruments, the software-based nature of these systems, and the ability to communicate information through networks. The presentation emphasizes the advantages of computer control systems, highlighting their convenience, flexibility, and ability to optimize production processes. Overall, the PPT learning lesson "Chemical Instrumentation and Automated Computer Control Systems" provides valuable insights into the intricacies of computer control systems in industrial settings. It serves as a comprehensive resource for understanding the fundamental principles, components, and characteristics of these systems, and offers practical applications for their implementation in the field of chemical instrumentation and automation.