Temperature early warning method, device and system for power transmission conductor, and medium

• Main Authors: CHEN YUEQING, FENG JIE, ZENG TING, CHEN ZHIWEI, XIE WENPING, FANG RUOJI, JI JINSHUI, ZHU WENWEI
• Format: Patent
• Language: Chinese; English
• Published: 19.08.2022
• Subjects: ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS; CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; MEASURING; MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR; PHYSICS; TARIFF METERING APPARATUS; TESTING

The invention discloses a temperature early warning method, device and system for a power transmission conductor and a medium, and the method comprises the steps: collecting the temperature distribution data and current data of the power transmission conductor, and determining the equivalent temperature corresponding to the power transmission conductor according to the temperature distribution data and current data; according to the equivalent temperature and current data corresponding to the power transmission conductor, establishing a dynamic capacity-increasing model corresponding to the power transmission conductor, and optimizing the dynamic capacity-increasing model according to multiple items of environment monitoring data corresponding to the power transmission conductor; and determining the current-carrying capacity corresponding to the power transmission conductor according to the optimized dynamic capacity-increasing model, and sending out an early warning signal corresponding to the power transmis