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一种非接触式的扇形板密封间隙自动控制系统，采用自行研制的耐高温、适合电厂应用的电涡流位移传感器，控制器采用可编程序控制器（ Ｐ Ｌ Ｃ）完成全部控制功能，最后介绍了实际运行情况。
A non-contact sector seal gap automatic control system, using self-developed high temperature, suitable for power plant applications eddy current displacement sensor, controller using programmable logic controller (P L C) to complete all the control functions, and finally introduced The actual operation.