It is verified that such systems as laser radiation,microwave radiation,vibration cable,etc.applied to the perimeter security at the operational oil and gas pipeline stations have this or that limitation,such as high false alarm rate,complicated installation in the explosion-proof area,unavoidable loopholes of defense area on the multistep wall,etc.In order to solve these problems,the PetroChina West-to-East Gas Pipeline Company initiated a pilot project of perimeter security based on a vibration fiber opti...
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