CAN bus communication device of excitation system

• Main Authors: CHEN FEIYU, LIU PAN, BAI YUEYUN, WANG SHANXIN, LI XINGGUANG, JIANG BO, JIANG HONGYU, ZHENG ZUFENG, ZHAO MENGYING, WANG ZHIHUI, LI XIANTONG, KONG XIANGSHUAI, LI YUQIU, MAO YUBO
• Format: Patent
• Language: Chinese; English
• Published: 18.08.2023
• Subjects: CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; GENERATION; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The utility model discloses a CAN bus communication device of an excitation system, which is suitable for any generator static excitation system. Comprising an AVR1 controller, an AVR2 controller, an FCR controller, a CAN transceiver and a CAN bus isolation repeater. The device is simple in structure, safe, reliable and high in universality. The CAN bus is adopted for data transmission between the controllers, the real-time performance is high, the transmission distance is long, and the anti-interference capability is high. Based on a self-adaptive intrusion detection technology, injection and interruption attacks are effectively detected, and the safety and reliability of data transmission between excitation system controllers are improved. 本实用新型公开一种励磁系统的CAN总线通讯装置，适用于任何发电机静止励磁系统。包括AVR1控制器、AVR2控制器、FCR控制器、CAN收发器和CAN总线隔离中继器。装置结构简单、安全可靠、通用性强。控制器之间的数据传输采用CAN总线，实时性强、传输距离远、抗干扰能力强。基于自适应入侵检测技术有效地检测注入和中断攻击，提高了励磁系统控制器之间的数据传输的安全可靠性。