And according to actual need a plurality of different numerical sampling voltage can be created, thus to achieve the purpose of different depth of discharge.
并且可根据实际需要再增设多个不同数值的取样电压，以实现不同深度放电的目的。
This paper expounds the fundamental principles of vector voltage measurement using a sampling method, and deduces the calculating formula.
本文阐述了用取样技术测量矢量电压的基本原理，推导了计算公式。
In part of hardware design, voltage and current sampling circuit, IGBT driving circuit communication and man-machine interface circuit are designed.
在硬件设计中对电压、电流采样电路，IGBT驱动电路以及通讯和人机接口电路进行了设计。
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