基于FPGA的电磁多速率仿真通讯接口研究

针对基于现场可编程门阵列(field-programmable gate array,FPGA )的电磁暂态多速率仿真器的海量计算数据与外部系统通讯问题,研究通过定制化的通讯接口硬件和通讯协议,最大限度地利用电力系统仿真的特点,提升小步长仿真的通讯能力,并对通讯接口的可用性和正确性进行测试验证。结果表明:基于 FPGA 的电磁暂态多速率仿真系统通讯接口克服了多速率仿真的通讯瓶颈,实现了高带宽、高稳定性和低延迟的高效通讯,适用于大规模的电磁暂态多速率仿真计算。

Research on communication interface of electromagnetic multi-rate simulation based on field-programmable gate array

Aiming at the communication problem of massive amounts of computing data andexternal system of the electromagnetic transient multi-rate simulator based on field-programmablegate array (FPGA),by customized communication interface hardware and communication protocolresearch,makes the best use of power system simulation trait,lifts the communication capability ofsmall-step simulation,and tests the feasibility and accuracy of the communication interface. Theresult shows that electromagnetic transient multi -rate simulation system communication interfacebased on FPGA overcomes the communication bottle neck of multi-rate simulation,can realize higheffective communication with high band width,high stability and low delay,adapts to large-scaleelectromagnetic transient multi-rate simulation calculation.