利用输出光强变化，通过数字PID调节器反馈控制激光管电流可获得较为稳定的激光输出。
When the output intensity of a laser is changed, a feedback control signal processed by a digital PID regulator is used to control the current of a laser tube.
温控电路采用比例积分调节器，通过半导体制冷器，使激光器工作在恒温状态下，同时引入积分分离思想，进而抑制积分饱和。
Temperature control was realized by PI adjustor based on semiconductor cooler. At the same time, integral separation was introduced to inhibit integral saturation.
本文介绍一种由三维样品调节器、光学系统和离子光学系统组成的激光探针离子源的工作原理与结构设计。
This paper describes the working principle and structure design of a laser probe ion source which is composed of an x-y-z manipulated sample holder, an optical system and an ion optical system.
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