降低烧结系统电耗的实践

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烧结生产中,电耗占烧结矿能源消耗的34.2%,其中烧结机主抽风机、环冷风机耗电量比重大,为此炼铁厂实施设备改造降低主抽风机及环冷风机漏风率,从而降低烧结机电耗,并利用同步电机工作原理,降低主抽风机电机电流;及推行“避峰填谷”、“工完机停”措施等,通过一年的攻关,效果显著,烧结机电耗由原来的52.1 kwh/h,降低为目前的49 kwh/h,电耗降低3.1 kWh/t,最好达到45 kwh/t,年产生效益一千多万元.
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