Transformer operation parameter acquisition and monitoring system

The invention provides a transformer operation parameter acquisition and monitoring system, which comprises an FPGA, a small signal conditioning circuit, an oil surface and winding temperature sensor,a multichannel independent ADC module, an air cooling centralized control and alarm device and a magnetic coupling isolated RS485 bus, and the FPGA internally comprises a processor. The beneficial effects of the system are that: the multi-thread parallel operation design that the NIOS-II 32-bit soft core processor of the FPGA is combined with the FPGA hardware description language design is adopted, the detection peripheral equipment of the transformer is combined to achieve collection and monitoring of whole machine operation parameters of transformer operation, and the beneficial effects ofbeing accurate in detection, safe in remote control and the like are achieved. 本发明提供了一种变压器的运行参数采集及监控的系统，包括FPGA、小信号调理电路、油面及绕组温度传感器、多通道独立ADC模块、风冷集控及报警装置、磁藕隔离的RS485总线，所述FPGA内部包括处理器。本发明的有益效果是：本发明采用FPGA的NIOS-II 32位软核处理器结合FPGA硬件描述语