Warning device for preventing underground cables against accidental excavation

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United States of America Patent

PATENT NO 11035720
APP PUB NO 20200088566A1
SERIAL NO

16466972

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A warning device for preventing underground cables against accidental excavation comprises an optical fiber vibration sensor having a mode recognition function, a signal processing unit, a wireless communication unit and a power supply unit, wherein the signal processing unit is connected to the optical fiber vibration sensor, the wireless communication unit and the power supply unit, and the optical fiber vibration sensor is installed within a set range of a cable and is used to monitor vibration signals around the cable, so that once a behavior possibly endangering the cable occurs, an alarm is given out in time to reduce power transmission and transformation accidents. Compared with the prior art, the warning device has the advantages of low false alarm rate, rapid response and accurate localization region.

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Patent Owner(s)

Patent OwnerAddress
STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER COMPANYNO 1122 YUANSHEN ROAD PUDONG NEW AREA SHANGHAI 200122 200122

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
An, Ran Shanghai, CN 38 45
Chen, Jia Shanghai, CN 193 1777
Han, Qinqin Shanghai, CN 1 0
Jiang, Xiaojuan Shanghai, CN 5 15
Lou, Tiecheng Shanghai, CN 1 0
Ma, Kaibo Shanghai, CN 2 0
Min, Hong Shanghai, CN 81 824
Wen, Dekang Shanghai, CN 1 0
Wu, Chenbin Shanghai, CN 1 0
Xuan, Chenyang Shanghai, CN 1 0
Yang, Tianyu Shanghai, CN 7 16
Ye, Ting Shanghai, CN 29 151
Yu, Jinhua Shanghai, CN 8 7
Zhou, Lijun Shanghai, CN 13 44
Zhou, Yin Shanghai, CN 48 316
Zhou, Yunjie Shanghai, CN 1 0

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