Intelligent Temperature Protection Apparatus for Main Fans
ZHENG Fenglong 1, SHEN Huicun 1, GAO Fei 2, ZHOU Genhe 3 (1. Instruments and Meters Research Institute, Shandong Mining Institute, Shandong Tai'an 211019; 2. Mechanic and Electric Section of Kongzhuang Coal Mine, Datun Coal and Power Company, Pei C
A new temperature sensor of high accuracy, single line digital type and the design of an intelligent tempearture alarming and protection apparatus for coal mine large scaled motor's use are introduced. The apparatus can be simply installed and have good operating effects without need of calibration and commissioning.