作，彻底避免吸瘪油罐事故并为日常维护提供数据支持。

关键词：油罐  吸瘪   PLC

Abstract: By importing the high sophisticated pressure transmitter to monitor the pressure of the top part of the tank and PLC making some appropriate operations to avoid the tank suction happen absolutely and offer the data support for the daily maintenance

Key Woeds: Oil tank   Sucking   PLC

【中图分类号】TP273 【文献标识码】B  文章编号1606-5123（2018）