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- The concept of networked cascade control system (NCCS) is presented and a class of NCCSs based on fieldbus is studied. 摘要提出了网络化串级控制系统的概念,并针对一类基于现场总线的网络化串级控制系统进行了研究。
- Study and Application of Optimizing Cascade Control Plan in Coke Oven's Heating. 焦炉加热优化串级控制方案的研究与应用。
- Key word: Coal burning boiler; steam-gas; temperature; cascade control system; DCS control system. 关键词:燃煤锅炉,过热蒸汽,温度,串级控制系统,DCS控制系统
- Dahlin algorithm combined with Cascade control (Dahlin-Cascade control) was put forward and used in practice. 运行结果表明,该控制方法能够很好地满足工艺要求。
- The water added feedforward cascade control model was established,and the casing was timely revised with batch control(technology). 建立了加水前馈-串级控制模型,对加料采用批量控制技术进行实时修正。
- This paper design ed the method of cascade control and seq uence control, based on the temperature and humidity control of pharmacy. 以药厂洁净室的温湿度控制为例,设计了一套基于串级控制和分程控制的洁净室温湿度控制系统。
- Simulated resuslts show that this cascade control algorithm is rather strong in following up,adjustability and robustness. 仿真结果表明,该串级控制算法具有较强的跟踪性、自适应性与鲁棒性。
- Finally, a cascade control example in industrial process control is analyzed to show the effectiveness of the presented modeling method. 最后,通过工业过程控制中的一个串级控制实例分析,说明了该建模方法的有效性。
- Huang, H. P., I. L. Chien, Y. C. Lee, and G. B. Wang , “A Simple Method for Tuning Cascade Control Systems,” Chem. Eng. Commun., 165, 89-121 (1998). 王国彬;陈俊瑜;“统计程序控制于品质改善和制程安全之应用;”化工技术;元月号;第70期180页-189页(1999).
- In order to overcome the large delay and the large inertia in MCA's production process,acontrol system based on PFC-PID cascade control is proposed. 针对氯乙酸生产结晶过程被控对象大滞后、大惯性的特点,设计了基于PFC-PID的串级控制系统。
- Currently,the superheated steam temperature control system in most power plants still adopts the conventional PID cascade control scheme. 目前,大多数火电厂的过热汽温控制仍然普遍采用传统的PID串级控制方法。
- To improve the tracking performance of AC servo-system,PFC-PID cascade control strategy is presented by combining the PFC with PID control. 为了提高交流伺服系统的跟踪性能,将预测函数控制(PFC)和PID控制相结合,提出了一种PFC-PID串级控制策略。
- To improve the tracking performance of AC servo-system, PFC-PID cascade control strategy is presented by combining the PFC with PID control. 摘要为了提高交流伺服系统的跟踪性能,将预测函数控制(PFC)和PID控制相结合,提出了一种PFC-PID串级控制策略。
- The cascade control of main pipe for secondary cooling in slab con caster is effecient for smooth operation of secondary cooling system. 板坯连铸机气雾冷却主管压力的串级控制是解决气雾冷却控制系统稳定运行的十分有效的控制方式。
- Two-stage spray desuperheating control method,including the two-loop and cascade control strategies,is designed for the main steam temperature. 主汽温采用二级喷水减温控制,同时设计了双回路和串级控制策略;
- The simulation results indicate that the complex cascade control system have better performances and robusticity than PID control in the super-heated steam temperature s... 仿真结果表明,在过热蒸汽温度控制系统中,采用复合串级控制,显著的改善了汽温响应特性,取得了令人满意的效果。
- Controlling of each tache adopted PID control,forming PID cascade control. The merit of PID cascade control was got. 对每个环节的控制算法都采用PID控制,形成了PID串级控制,得出了PID串级控制的优点。
- For the long time-delayed characteristic of main-steam temperature object in power plant, a mainsteam temperature cascade control system with a feed-forward controller was proposed. 摘要为了解决电厂主蒸汽温度系统的大迟延问题,提出了一种带神经网络前馈控制器的主蒸汽温度串级控制系统。
- Based on it, this algorithm was used to PID controller parameters tuning, and the boil superheated steam temperature cascade control system is used as an example for simulation research. 在此基础上,将改进多目标优化算法用于PID控制器参数整定,以锅炉过热汽温串级控制系统为例进行了仿真研究。
- Firstly, PFC algorithm based on finite step response (FSR) model for single inputand single output (SISO) system is proposed. The algorithm is applied to superheated steamtemperature cascade control system in power plant. 首先,提出了一种单变量系统基于有限阶跃响应模型的预测函数控制算法,并将该算法成功应用于电厂过热汽温串级控制系统仿真;