Steam boiler Ultra-supercritical PC 660-1000MW

coalfire tubetwo-pass

(Ultra-)supercritical pressure spiral tube coil once-through boiler, single furnace arrangement, single intermediate reheat, tangential firing, balanced draft, full steel frame suspension structure. Two-pass arrangement, dry ash extraction. Superior performance, economical and environment-friendly 1000MW class two-pass ultra-supercritical PC boiler: 22 units; 600MW class tower type (ultra-) supercritical PC boiler: 55 units. Typical projects: Anhui Banji, Guotou Meizhouwan, Baolihua Jiahuwan, Huaneng Bajiao, Guotou Beijiang (1)Two-pass arrangement with better safety, reliability, and lower electricity consumption.(2)Advanced compound air classification low NOx tangential combustion system, high-efficient, environment friendly, with wider coal adaptability.(3)Reasonable heating surface arrangement and temperature regulation mode with better regulation of steam temperature.