ABSTARCT
ABSTRACT
With the continuous development of city economy and the people's living level, a source of urban living garbage is produced, this has become a environment problem,which influences people’s life and economic development. Through waste incineration is one of the main method and is harmless. Wastes incinerator driving control system is the core of MSW incneration power plant, the operation status of directly affected trash burning process and its efficiency and secondary pollution emissions. Therefore, the wastes incinerator drive control system has an important practical significance.
This paper for incinerator driving control system design and research is based on ChengDu JiuJiang power plant, under analyzing garbage incineration technology based on the present situation of MSW control system, according to the technical requirements, WinCC is proposed based on PLC and realize the basic scheme of incinerator control system. Secondly, design the system electrical diagram, terminal hookup , etc. Finally, PLCSIM and STEP7, by Siemens WinCC finished with PLC control program and WinCC human-computer interface program design, and provide interfaces for remote DCS control system. Through the simulation debug, this topic design can achieve the desired goals, and can achieve incinerator hydraulic station local control and HMI, DCS remote control.
Keywords: PLC; HMI; Hydraulic station; Waste to energy; Driver and control
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目录
目 录
摘 要 ..................................................................... I ABSTRACT ................................................................. II 1 绪 论 ................................................................... 1
1.1 垃圾焚烧发电技术现状与发展趋势 .................................... 1 1.2 课题的目的及意义 .................................................. 1 1.3 课题的主要内容 .................................................... 2 1.4 本章小结 .......................................................... 2 2 焚烧炉液压站控制系统方案设计 ............................................ 3
2.1工艺需求分析及控制方案 ............................................. 3 2.2 控制系统结构 ...................................................... 3 2.3 主要器件选型设计 .................................................. 3
2.3.1 PLC电源容量计算与选型 ....................................... 3 2.3.2 电机空开容量计算与选型 ....................................... 4 2.3.3 电机接触器容量计算与选型 ..................................... 5 2.3.4 电机热继电器容量计算与选型 ................................... 6 2.3.5 双电源容量计算与选型 ......................................... 7 2.3.6 直流电源容量计算与选型 ....................................... 7 2.4 控制系统开发平台 .................................................. 9
2.4.1 PLC开发平台 ................................................. 9 2.4.2 HMI开发平台 ................................................. 9 2.5 本章小结 .......................................................... 9 3 控制系统电气图设计 ..................................................... 10
3.1设备之间的信号关联 ................................................ 10 3.2 输入输出信号编址 ................................................. 10 3.3 主要电气接线图的设计 ............................................. 11
3.3.1 主电路图 .................................................... 11 3.3.2 输入输出接线图 .............................................. 11 3.4 本章小结 ......................................................... 11 4 PLC控制程序的设计 ..................................................... 12
4.1 程序结构分析与设计 ............................................... 12 4.2 程序块与数据块规划 ............................................... 12 4.3 典型程序块设计 ................................................... 13
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4.3.1 主油泵程序设计 .............................................. 13 4.3.2 冷却泵程序设计 .............................................. 14 4.3.3 加热器程序设计 .............................................. 15 4.3.4 隔离门程序设计 .............................................. 16 4.3.5 料层程序设计 ................................................ 17 4.3.6 除渣机程序设计 .............................................. 18 4.3.7 炉排、给料器程序设计 ........................................ 19 4.4 本章小结 ......................................................... 19 5 HMI监控程序的设计 ..................................................... 20
5.1 基于组态软件开发HMI的方法和步骤 ................................. 20
5.1.1创建项目 .................................................... 20 5.1.2组态变量 .................................................... 20 5.1.3组态画面 .................................................... 20 5.2 画面组态设计 ..................................................... 20
5.2.1 主监控画面的设计 ............................................ 20 5.2.2 主油泵控制画面的设计 ........................................ 21 5.2.3 冷却泵控制画面的设计 ........................................ 21 5.2.4 加热器控制画面的设计 ........................................ 21 5.2.5 隔离门、料层控制画面的设计 .................................. 22 5.2.6 炉排控制画面的设计 .......................................... 22 5.2.7 给料器控制画面的设计 ........................................ 23 5.2.8 除渣机监控画面的设计 ........................................ 23 5.3 本章小结 ......................................................... 24 6 系统调试 ............................................................... 25
6.1 西门子全仿真调试技术简介 ......................................... 25
6.1.1 S7-PLCSIM仿真调试技术 ...................................... 25 6.1.2 WinCC仿真调试技术简介 ...................................... 25 6.1.3 全仿真调试的系统配置 ........................................ 25 6.2 控制程序仿真调试过程 ............................................. 26
6.2.1 主油泵控制程序调试 .......................................... 26 6.2.2 冷却泵、电加热器控制程序调试 ................................ 27 6.2.3 隔离门调试方法与步骤 ........................................ 27 6.2.4 除渣机调试方法与步骤 ........................................ 28 6.2.5 炉排/给料器控制程序调试 ..................................... 28 6.2.6 料层控制程序调试 ............................................ 29
目录
6.3 本章小结 ......................................................... 29 7 总 结 .................................................................. 30 参考文献 ................................................................. 31 致 谢 ................................................................... 32 附录1 程序清单 .......................................................... 33 附录2 电气连接图 ....................................................... 100
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