State Grid Jiangsu Electric Power Company

Nari Technology Co., Ltd.

Xiangdong Chen

Jianfeng Ren

Xiao Lu

Chunlei Xu

Lin Liu

Jijun Yin

Xueming Li

Jianyu Luo

Qing Chen

Kaiming Luo

Yunsong Yan

Zheng Wu

Haifeng Xia

Bijun Li

Hengzhi Cui

Provided are an accurate load shedding system, and a communication method and an access apparatus thereof. The access apparatus includes: two E1 interfaces, eight optical fiber interfaces, a CPU and an FPGA. The two E1 interfaces are respectively connected to a control apparatus A and a control apparatus B of a control substation. The eight optical fiber interfaces are respectively connected to eight control terminals. The FPGA includes eight optical fiber transceivers respectively connected to the eight optical fiber interfaces through serial interfaces, and two E1 transceivers respectively connected to the two E1 interfaces through serial interfaces. Each optical fiber transceiver includes a reset submodule. Each E1 transceiver also includes a reset submodule. The CPU is connected to the FPGA through a parallel bus.

Load shedding system, communication method and access apparatus thereof

Growing community of inventors

Jiangsu, China

Xiangdong Chen