针对珠海电厂 2× 70 0 MW机组的日本三菱公司调试程序 ,叙述了国内外大机组启动调试的一般做法 ,并对两种调试程序作了分析比较。随着大容量机组制造、建设水平的提高 ,在不断参考国外先进调试经验的基础上 ,应逐步完善我国的大机组调试程序 ,使调试更适合机组现代化的功能水平 Aiming at the debugging procedure of Japan Mitsubishi Company of 2 × 70 0 MW units in Zhuhai Power Plant, the general practices of start-up and debugging of large units at home and abroad are described and the two debugging procedures are analyzed and compared. With the improvement of manufacturing and construction level of large capacity units, on the basis of continuous reference to the advanced experience of overseas commissioning, the debugging procedures of large units in China should be gradually perfected so that the commissioning is more suitable for the modern functional level of units