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双语推荐：双容水箱

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基于MCGS组态软件构建了双容水箱液位控制系统,以双容水箱液位为控制对象建立数学模型,进行实验研究;同时,设计了单容水箱液位PID调节器,并在阶跃信号作用下进行了P、PI和PID实验,对构建多参数过程控制系统具有重要的实际意义和参考价值。
The liquid level control system of double tanks was built based on MCGS configuration software. Taking the liquid lev-el of double tanks as control object,the mathematics model was built,which was used for experiment and research. Moreover,the liquid level PID adjustor of single tank was designed. P,PI and PID experiments were done in step signal,which had important prac-tical significance and reference value.

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经济实用的教学实验装置对提高课程教学具有实际意义；以一种常见的过程控制实验装置双容水箱液位控制系统为对象，设计了分析模型，建立了其数学模型，给出了pid控制原理；进行了PID控制器的参数整定，利用Malab软件进行了该双容水箱系统的仿真，进行了单闭环控制系统和串级控制系统的比较，使教学手段形象直观，对实际条件下的双容水箱研究也有一定的参考价值。
Economical and practical teaching experimental device has important effect on improving teaching quality .In this paper ,the mathematical model was established ,and the control principle of PID was given ,based on a common process control experimental device of double tank water .Meanwhile ,the PID controller parameters were tuned ,the two -tank system was simulated by using Malab software ,and the single closed-loop control system and cascade control system were compared ,which make the teach-ing methods visual and clear and has a certain reference value for the study of double water tank under ac-tual conditions .

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针对双容水箱液位控制,设计了一个模糊控制器并采用SLC-500PLC实现算法,在实验中与传统PID控制算法做比较,通过分析两者的实时控制曲线图得出,模糊控制算法具有更好的控制效果。
For the water level of a typical 2-Container Water Tank,a fuzzy control er is designed based on Rockwel SLC-500 PLC.Compared with traditional control algorithm of PID in the experiment,obtained by real-time control chart analysis of both,fuzzy control algorithm has better.

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以双容水箱为被控对象,利用MATLAB/Simulink程序开发工具,对广义预测控制(GPC)进行仿真和实验研究。首先建立一个控制系统的数学模型,然后对GPC算法进行选择,最后对应用广义预测控制算法的模型进行了仿真验证。实验结果表明:所提出的算法具有良好的动态响应性能,可快速跟踪设定值,得到了较好的控制效果。
Taking a double-tank system as controlled object, the MATLAB/Simulink program development tool was used to simulate and to experimentally investigate the generalized predictive control( GPC) .The con-trol system’ s mathematical model was established and the GPC algorithm was selected before having GPC mod-el simulated.The experimental results show that the proposed algorithm has good dynamic response, fast-track setting and preferable control effect.

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利用PLC和MCGS混合编程,建立了双容水箱液位控制系统的仿真数学模型,详述了基于PLC的PID控制程序实现方法,对实验得到的控制曲线进行了分析,取得了良好的控制效果。该系统可以在仿真实验与实物实验之间实现功能互补、交叉融合,并且稳定性好、成本低,使用方便,形象直观,容易升级,为研究性学习提供了良好的基础平台。
The design process of double-capacity water tank-level control simulation and reality experiment system based on PLC is mainly introduced .Based on mixed programming of PLC and MCGS ,the simulation mathematical model of double-capacity water tank-level control system is established .The realization method of PID control program based on PLC is described in detail ,and the monitoring interface of upper computer is obtained .The actual operation process shows that between simulation experiment and reality experiment of this system ,there are characteristics of functional complementation ,crossing and fusion .The control curves obtained from the experiment are analyzed ,and results show that the control effect is good .The practice has proved that this system is well stable ,low cost ,easy to use ,intuitive image ,easy to update and expand .It fully mobilizes the enthusiasm of the participants ,and provides a good platform for their research learning .

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针对传统工业单容水箱液位控制过程中存在的稳定性差、响应慢等问题,提出了一种模糊控制方法对液位进行控制。首先根据单容水箱液位的控制要求设计了模糊控制器,然后搭建了基于远程数据采集模块的计算机控制系统,最后在VB环境下,设计了单容水箱液位监控人机界面进行液位控制。实验结果表明,在单容液位过程控制系统中,采用模糊控制与闭环PID控制相比,稳定性更好、响应速度更快,液位控制性能明显提高。
To the problems of poor stability and slow response in the traditional industrial single water tank control ,this paper presents a fuzzy control method to control the liquid level .Firstly ,a fuzzy controller is designed based on the single-tank water level control requirements ,and then a computer control system based on remote data acquisition modules is built ,finally in the VB environment ,the single tank water level monitoring human-machine interface is designed to control the liquid level .The experimental results show that the fuzzy control system is stable in performance and rapid in response in the single tank liquid level process control ,compared with closed-loop PID control ,and the liquid level control performance is improved obviously .

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双容水箱液位控制因其动态特性惯性大、非线性且存在多种不确定扰动，导致控制过程比较复杂。针对液位控制，运用RSLogix5000软件，使用结构化文本语言编写自抗扰控制器的各个组成部分，并采用模块化和功能图相结合的编程方式实现了自抗扰控制器模块。仿真试验证明，自抗扰控制器能够实现快速无超调的控制，具有很强的抗干扰特性，说明结构化文本编程的方法符合IEC 61131国际标准，方便可行，适用性强，对相关算法的工程化应用具有参考价值。
The water level control process for double tank system is complicated because of its characteristics of large inertia, non-linearity and many uncertain disturbances. For such level control, by using RSLogix5000 software, and structured text language, various components of active disturbance rejection control(ADRC) are compiled, and with the programming method of combining modularization and functional graphics, the ADRC module is implemented. The simulation test verifies that the active disturbance rejection controller is able to realize fast speed control without overshoot, and features strong anti interference capability; the structured test programming method conforms IEC61131 international standard, it is convenient, feasible, with strong applicability, and is valuable to be referenced in engineering applications of relevant algorithm.

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介绍了CS4000水箱液位控制系统及其硬件组成。详细说明了EPA技术原理以及如何利用EPA控制系统对CS4000单容水箱液位进行控制。
This paper introduces water controI system of water tank device CS4000.The hardware composition of system CS4000 is introduced.The principIe of EPA and how to use EPA controI system in singIe tank water IeveI controI system of CS4000 are descripted in detaiI.

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以四容水箱液位控制为对象,实现2×2多变量控制。着重介绍基于S7-400硬件系统和PCS7控制系统的MPC控制功能块ModPreCon实现对多变量、非线性的四容水箱液位控制的方案和步骤,并通过实验证明控制效果良好。
The quadruple tank level was taken as the object of control to implement 2 ×2 multivariable con-trol.Employing S7-400 hardware system and PCS7 control system-based MPC control function block ModPre-Con to realize both scheme and procedure of the multivariable and nonlinear water level control in the quadrup-le tank was mainly introduced.Experimental result proves its favorable control effect.

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三容水箱常用于模拟工业过程中对液位、流量、温度、压力参数的测量和控制，具有非线性、强耦合、多变量和大滞后的特点。介绍了微型三容水箱系统结构设计原理，系统硬件和软件设计。给出了2种典型的液位控制算法，并进行了实验验证。该实验系统仿真与实体实验结合，可以实现远程控制，具有结构紧凑、扩展性强、性价比高的优点，可以用于自动控制原理和计算机控制技术等相关课程的设计性和创新性实验教学。
Three-Tanks is commonly used in the simulation of industrial process measurement and control of liquid level, flow, temperature, pressure parameters, it has the characteristics of nonlinear, strong coupling, multiple variable and complex lag. An introduction of the structural design principle of micro-three-tanks system, the design of hardware and software is conducted in this paper. Two kinds of liquid level control algorithm is proposed, and experiments have been conducted to verify the control algorithm. The simulation and physical experiment is combined, and remote control can be realized in the system .With compact structure, openness, strong expansion, cost-effective benefits, the system can be used for the design and innovation of experimental teaching in courses, such as the principle of automatic control and computer control technology.

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