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通过对合山电厂６ 号炉的综合治理， ６ 号炉的排烟温度大幅下降， 同时主汽温提高１０ ℃， 保证了机组的安全经济运行。改造采取的措施及采用新型的螺旋槽管空气预热器， 可对燃用劣质煤的电站锅炉改造起到良好的借鉴作用
Through the comprehensive management of No. 6 furnace at Heshan Power Plant, the temperature of the flue gas in furnace No.6 dropped significantly while the temperature of main steam increased by 10 ℃, which ensured the safe and economic operation of the unit. The measures taken to retrofit and the adoption of a new spiral fluted air preheater can be a good reference for the retrofit of utility boilers burning with inferior coal