| 用电信息采集系统中无线信号延伸技术分析 |
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| 引用本文： | 赵建立,周雯娟,俞磊,厉达.用电信息采集系统中无线信号延伸技术分析[J].供用电,2011,28(3):37-38,48. |
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| 作者姓名： | 赵建立 周雯娟 俞磊 厉达 |
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| 作者单位： | 1. 上海市电力公司电能计量中心,上海,200051
2. 上海市电力公司青浦供电公司,上海,201700 |
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| 摘 要： | 在用电信息采集系统广泛应用无线信道通道的情况下,存在部分用户环境无线信号有盲区的问题。分析了无线GPRS/CDMA信道在用电信息远程信道中的应用,以及无线信号存在盲区的原因,提出了小无线、加装增益天线、采用通信模块外移技术3种进行信号延伸的解决方案。通过对这些技术手段的分析比较,提出实用性建议。
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| 关 键 词： | 用电信息采集 GPRS/CDMA 信号延伸 |
Study on the Wireless Signal Extension Technology of Electric Energy Data Acquiring System |
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| ZHAO Jianli,ZHOU Wenjuan,YU Lei,LI Da.Study on the Wireless Signal Extension Technology of Electric Energy Data Acquiring System[J].Distribution & Utilization,2011,28(3):37-38,48. |
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| Authors: | ZHAO Jianli ZHOU Wenjuan YU Lei LI Da |
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| Affiliation: | 1.Electrical Energy Measurement Center of SMEPC,Shanghai 200051 Shanghai China; 2.Qingpu Power Supply Company of SMEPC,Shanghai 201700 Shanghai China) |
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| Abstract: | As the wireless technology is widely applied in the transmission channel for the electric energy data acquiring system,exists part of blind areas uncovered by wireless signal in some circumstances.The wireless technology of GPRS/CDMA transmission channel applied in the acquiring system is analyzed,the reasons for existing blind areas are given,three technological methods of micro-power wireless technology,gained antenna and relocation-type communication module are proposed to extend signal for solving solution.The paper compares those technologies and suggests some practical advices. |
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| Keywords: | electric energy data acquisition GPRS/CDMA extension of wireless signal |
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