| 基于PLC的数字滤波器设计及其在低压铸造中的应用 |
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| 引用本文： | 李芳. 基于PLC的数字滤波器设计及其在低压铸造中的应用[J]. 微计算机信息, 2005, 0(15) |
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| 作者姓名： | 李芳 |
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| 作者单位： | 广东商学院信息学院 510320广州 |
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| 基金项目： | 广东省“十五”重大专项科技(A1040101) |
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| 摘 要： | 本文详细介绍了低通滤波器的数学模型及其滤波的仿真效果,而后介绍了对其进行数字化的过程,并给出了这种数字滤波器的PLC程序,最后介绍了这种数字滤波器在低压铸造温度采样中的应用。应用实践表明,这种数字滤波的效果是相当好的。
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| 关 键 词： | 低通滤波器 模拟信号 低压铸造 PLC |
Design Basing on PLC and Application to Low Pressure Casting of Numerical Filter |
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| Li,Fang. Design Basing on PLC and Application to Low Pressure Casting of Numerical Filter[J]. Control & Automation, 2005, 0(15) |
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| Authors: | Li Fang |
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| Affiliation: | (Information College,Guangdong Business College,Guangzhou 510320,China) Li,Fang |
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| Abstract: | This paper describes in details the mathematic model and simulating result of the low pass filter . And this paper dis-cusses how to numbering the filter and make the PLC program of filter . Finally , the paper introduces the its application to low pressure casting temperature sampling . The practice result shows that the effect of numerical filter is quite good . |
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| Keywords: | low pass filter analog signal low pressure casting PLC |
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