Commissioning and Problem Handling of Fieldbus Device in Thermal Power Plant

The paper introduces advantages and commissioning steps of FOUNDATION FIELDBUS and com-prehensively analyzes physical connection layer and software configuration layer of fieldbus in accordance with the commissioning of 660 MW ultra-supercritical coal-fired units;besides, it presents precautions in commis-sioning one after another to provide a reference for fieldbus popularization and application.