| 高速开关阀在调速控制系统中的应用 |
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| 引用本文： | 李达平,沈景凤,许仰曾.高速开关阀在调速控制系统中的应用[J].轻工机械,2011,29(1):50-53. |
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| 作者姓名： | 李达平 沈景凤 许仰曾 |
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| 作者单位： | 1. 上海理工大学,机械学院,上海,200093;上海豪高机电科技有限公司,上海,200237
2. 上海理工大学,机械学院,上海,200093 |
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| 摘 要： | 运用PWM对高速开关阀进行数字控制,以满足电液控制系统精度高,响应快的要求。提出了高速开关阀在调速控制系统中的应用,利用VB编写界面进行人机对话,实现VB与PLC的串行通信。用本系统模拟工程机械破碎挖掘机的工作过程,仿真及实验结果表明,高速开关阀在调速控制系统的应用具有理论和现实意义。
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| 关 键 词： | 自动控制 高速开关阀 调速控制 可编程控制器（PLC） VB言语 |
Application of High Speed Switch Valve in Speed Control System |
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| LI Da-ping,SHEN Jing-feng,XU Yang-zeng.Application of High Speed Switch Valve in Speed Control System[J].Light Industry Machinery,2011,29(1):50-53. |
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| Authors: | LI Da-ping SHEN Jing-feng XU Yang-zeng |
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| Affiliation: | LI Da-ping1,2,SHEN Jing-feng1,XU Yang-zeng1,2(1.College of Mechanical Engineering,University of Shanghai for Science and Technology,Shanghai 20093,China,2.Haogao Mechatronics Technology(Shanghai) Co.,Ltd.,Shanghai 200237,China) |
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| Abstract: | Adapting PWM to conduct the digital control of high-speed switch valve in order to meet the electro-hydraulic control system with high accuracy and fast response.The paper put forward the application of high-speed switch valve in speed control system,and used VB to write interface to conduct man-machine dialogue to realize the serial communication between VB and PLC.Simulation with the work of construction machinery excavator crushing process,simulation and experimental results show that high-speed switch v... |
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| Keywords: | automation control high speed switch valve speed control programmable logic controller(PLC) VB language |
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