| 矿用自适应风压风量监测仪关键技术研究 |
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| 引用本文： | 华大龙.矿用自适应风压风量监测仪关键技术研究[J].煤矿机械,2010,31(2). |
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| 作者姓名： | 华大龙 |
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| 作者单位： | 淮安信息职业技术学院,江苏,淮安,223003 |
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| 摘 要： | 对矿井总风量的测量受到诸多原因的限制,多年来一直没有得到很好地解决。以单片机AT89S52为核心,给出一种自适应风压风量监测仪的方案。系统包括看门狗电路、自适应A/D采集模块(可接4-20 mA电流型、0-5 V电压型、200-1 000 Hz频率型3种传感器)、串行D/A转换模块、LCD显示、红外接收电路等。对软硬件设计的关键技术进行了详细地阐述。工作人员可现场进行环境参数设置,系统设有操作权限,以增强系统的安全性。
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| 关 键 词： | 风压风量 监测仪 自适应A/D 串行D/A |
Adaptable Monitor of Wind-pressure and Air-volume |
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| HUA Da-long.Adaptable Monitor of Wind-pressure and Air-volume[J].Coal Mine Machinery,2010,31(2). |
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| Authors: | HUA Da-long |
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| Affiliation: | Huaian Communication Vocational Technical College/a>;Huaian 223003/a>;China |
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| Abstract: | Many reasons have being restricted the measure of air volume in mine,they haven’t been resolved for years.Centering on AT89S52,offers a project of adaptable monitor of wind-pressure and air-volume.The system includes watch-dog、adaptable A/D(frequency 200-1 000 Hz,voltage 0-5 V,current 4-20 mA)、serial D/A、LCD display、Ir-reception circuit.Also describes key technologies of software-hardware.The staff may establish the environment parameters on the spot in order to strengthen security,the system is equipped with the operation jurisdiction. |
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| Keywords: | wind-pressure and air-volume monitor adaptable A/D serial D/A |
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