根据某激光探测系统的原理与工作特点，设计了基于LM5002的非隔离式直流升压及输出电压值可控的混合型偏压电源，为了增加探测系统工作动态范围给出了探测器偏压电源的控制方案；同时用对应滤波电路设计进行分析计算。经过对探测系统测试数据地分析，该偏压电源设计满足探测系统要求。

According to the actual demand of engineering application,an overall plan was established by the PXI virtual instrument technology to construct measurement system,the hardware equipment selection was completed for the measurement system of laser performance parameters,the software solutions of the measuring system were designed,and the measurement system prototype was constructed.The function modules of the system include laser pulse waveform measuring module,laser coding accuracy measuring module,laser pulse energy measuring module,laser far-field divergence angle measuring module and laser beam quality analysis module.The soft and hardware of the measurement system were debugged.The system function testing results show that all the indexes of the system meet the functional requirements of system design.This systen has been applied in the actual production.