研究能克服传统过热汽温控制系统的缺点的新型控制方法，对于电站运行的安全性和经济性有十分重要的意义。
For the security and economic of power plant, research the new control method which can overcome the disadvantages of traditional superheat steam temperature control system has important meaning.
在工作中，如果控制激光器温度的温控器失效，恒流源自身的过热保护功能可切断驱动电流，强迫激光器停止工作，确保了激光器的安全使用。
During the work, if the temperature controller is invalid, the excessive heat protect circuit can cut the driving current, and force the laser to stop work to insure the safety of lasers.
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