| LM331在内燃机车检测中的应用 |
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| 引用本文： | 邱菊英 于德盛. LM331在内燃机车检测中的应用[J]. 大连铁道学院学报, 1992, 13(3): 30-34 |
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| 作者姓名： | 邱菊英 于德盛 |
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| 作者单位： | 大连铁道学院电气工程系，大连铁道学院电气工程系 |
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| 摘 要： | 本文给出一种应用于内燃机车水阻测试台的主电压检测电路,该电路使用廉价的单片V/F转换器,通过光电耦合方式,既保证了检测电压的精度,又可有效防止各种干扰串入计算机控制系统。
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| 关 键 词： | 水阻试验 电压检测电路 内燃机车 |
Application of LM331 in Locomotive Detection |
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| Qiu Juying,Yu Desheng Dept.of Elec Eng.. Application of LM331 in Locomotive Detection[J]. Journal of Dalian Railway Institute, 1992, 13(3): 30-34 |
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| Authors: | Qiu Juying Yu Desheng Dept.of Elec Eng. |
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| Affiliation: | Qiu Juying;Yu Desheng Dept.of Elec Eng. |
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| Abstract: | Gives a circuit which is used in detecting the primary voltage of the locomotive water resistance test platform.The circuit uses the low-priced monocrystalline chip V/F transformer and photo-coupling,It en- sures the precision of the detecting voltage,and avoids various interferes into the computer control system efficiently. |
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| Keywords: | water resistance test analog to digital conversion frequency response/voltage detecting circuit |
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