基于FPGA+AD7606的多通道数据采样系统设计与实现  

Design and implementation of multi⁃channel data sampling system based on FPGA+AD7606

作　　者：蒋思宇 王斌[1] 余龙海 余腾飞 JIANG Siyu;WANG Bin;YU Longhai;YU Tengfei(School of Information Science and Engineering,Wuhan Institute of Science and Technology,Wuhan 430081,China;Big Power Xiangyang Incorporated Company,Xiangyang 441057,China;Hubei Chuntian Limited Company of Electrical Technology,Wuhan 430073,China)

机构地区：[1]武汉科技大学信息科学与工程学院,湖北武汉430081 [2]大力电工襄阳股份有限公司,湖北襄阳441057 [3]湖北春田电工技术有限公司,湖北武汉430073

出　　处：《电子设计工程》2022年第22期103-107,共5页Electronic Design Engineering

摘　　要：随着电网的发展,基于柔性互联技术的配电网逐渐成为未来智能配电网的发展趋势。为了满足柔性配电设备在监测其电能质量过程中实时性高精度多通道的采集需求,基于Altera公司的EP4CE10F17C8型FPGA提出了一种实时采样设计方案。系统利用AD7606采样芯片,结合硬件电路中常用的状态机思想,完成FPGA对AD7606的相关配置,实现高精度多通道AD采样系统。通过实验表明,设计的采样系统能够满足一定的采样速度、采样精度及采样可靠性要求,可应用在柔性互联配电等领域。With the development of the power grid,the distribution network based on flexible interconn⁃ection technology has gradually become the development trend of the future smart distribution network.In order to meet the real⁃time high⁃precision multi⁃channel acquisition requirements of flexible power distribution equipment in the process of monitoring its power quality,a real⁃time sampling design scheme is proposed based on Altera’s EP4CE10F17C8 FPGA.The system uses the AD7606 sampling chip,combined with the commonly used state machine ideas in the hardware circuit,to complete the FPGA configuration of the AD7606 and achieve a high⁃precision multi⁃channel AD sampling system.Experiments show that the designed sampling system can meet certain sampling speed,sampling accuracy and sampling reliability requirements.

关 键 词：FPGA AD7606 多通道采样系统 配电网 

分 类 号：TN79[电子电信—电路与系统]