| 基于双CPU的电动机保护装置设计 |
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| 引用本文： | 温阳东,余佳.基于双CPU的电动机保护装置设计[J].工矿自动化,2011,37(4):79-82. |
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| 作者姓名： | 温阳东 余佳 |
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| 作者单位： | 合肥工业大学电气与自动化工程学院,安徽,合肥,230009 |
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| 摘 要： | 介绍了一种基于DSP56F807和W78E516B的双CPU结构的电动机保护装置设计方案,着重分析了该装置中主控板、人机交互板的硬件电路设计及保护算法。该装置采用DSP56F807实现多通道AD转换、电量计算、各种保护算法、实时时钟控制、数据存储、CAN通信及继电器开关量输出控制等功能,采用W78E516B实现人机交互功能,采用带有任意衰减时间常数补偿、滤除衰减直流分量的傅氏算法来提高电动机保护算法的精度和准确度。实验结果表明,该装置的过电流保护算法具有较高的灵敏度和可靠性,取得了良好的运行效果。
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| 关 键 词： | 电动机保护 双CPU DSP 单片机 保护算法 |
Design of Motor Protection Device Based on Dual-CPU |
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| WEN Yang-dong,YU Jia.Design of Motor Protection Device Based on Dual-CPU[J].Industry and Automation,2011,37(4):79-82. |
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| Authors: | WEN Yang-dong YU Jia |
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| Affiliation: | WEN Yang-dong,YU Jia(School of Electrical Engineering and Automation of Hefei University of Technology,Hefei 230009,China) |
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| Abstract: | The paper introduced a design scheme of motor protection device based on dual-CPU of DSP56F807 and W78E516B,and analyzed circuit designs of main control board and man-machine interaction board and protection algorithm of the device.The device uses DSP56F807 to realize functions of multi-channel AD conversion,electricity-quantity calculation,kinds of protection algorithm,real-time clock control,data storage,CAN communication and output control of switching value of relay,uses W78E516B to realize function of ... |
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| Keywords: | DSP |
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