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某1000m3高炉,利用系数ηV=2.45,1t生铁消耗干料,焦比474.2kg/t煤比66.8kg/t,矿石消耗1806.6kg,生铁成分如下(%):Fe94.56%,炉顶煤气成分:CO:23.70%,CO2:18.18%,N2:56.32%,CH4:0.6%,H2:1.2%,空气湿度f=2%,焦炭C全=85.61%,煤粉C全=83.57%,入炉矿石含CO2为0.33%,入炉料带入N2:WN2料=2.96kg/tWc熔,WC焦挥忽略不计,求该高炉的rd,(少量元素Si、Mn、P等直接还原和脱S耗碳为7.59kg/t)
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAA5ElEQVRYR2NkGGDAOMD2M+B0wKpVq9huv/jbxPD/fxwDA4MkhQ59zsDIuEhVgrkuLCzsF7JZOB3QOml5B8P//+UUWoyqnZGxszovsoI4B0xc9gyfzxmZmb2rcsK3IRvWMWm599///7fgcfTz6vwoKWId8B+f75kZGX0q8iK3kugAhur8KJRQxx0FE5fhdQC5UTPqgNEQGA2B0RAYDYHREBgNgaETAuTW96TqG7yt4tbRFhGRIQBqHTP9+8dIoDUMTxqk5AK8zXKYiaDWMYhNpANIaJYPdMdkwLtmpOZnctUPeDkAAP6tmiH1ggTLAAAAAElFTkSuQmCC)
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