【正文】 ................................................................................................................. 57 終點(diǎn)控制與出鋼 ............................................................................................................................. 59 脫氧合金化 ...................................................................................................................................... 59 脫氧合金化操作 ...................................................................................................................... 59 影響合金元素吸收率的因素 ................................................................................................. 60 精煉與連鑄 ...................................................................................................................................... 61 6 車間工藝布置 ......................................................................................................................................... 61 車間生產(chǎn)工藝流程圖 ..................................................................................................................... 61 供應(yīng)系統(tǒng) .......................................................................................................................................... 62 轉(zhuǎn)爐煙氣凈化與回收系統(tǒng) ............................................................................................................. 64 爐下出鋼出渣系統(tǒng) ......................................................................................................................... 65 7 冶煉車間組成及車間布置 .................................................................................................................. 65 10410410410410410410410455555555555555 第 5 頁(yè) 冶煉車間的組成和廠房的布置形式 ............................................................................................ 65 車間的組成 ............................................................................................................................... 65 主廠房的工藝布置 ......................................................................................................................... 66 原料跨間的布置 ...................................................................................................................... 67 轉(zhuǎn)爐跨間的布置 ............................................................................................................................. 68 精煉跨間的布置 ............................................................................................................................. 72 澆鑄跨間的布置 .............................................................................................................................. 72 ........................................................................................................................... 72 連鑄機(jī)高度 ............................................................................................................................... 73 連鑄機(jī)澆注平臺(tái)尺寸 .............................................................................................................. 73 澆注跨長(zhǎng)度 ............................................................................................................................... 74 澆注跨吊車軌面標(biāo)高 .............................................................................................................. 74 8 連 鑄 車 間 ........................................................................................................................................... 76 連鑄系統(tǒng)的組成及工藝流程 ........................................................................................................ 76 澆注跨的工藝布置 ......................................................................................................................... 76 連鑄機(jī)機(jī)型的選擇 .................................................................................................................. 76 連鑄機(jī)的主要工藝參數(shù)計(jì)算 .................................................................................................. 77 連鑄機(jī)基本參數(shù)的確定 ................................................................................................................. 79 拉坯速度 ................................................................................................................................... 79 鑄機(jī)的弧形半徑的確定 ......................................................................................................... 80 鑄坯液心長(zhǎng)度、冶金長(zhǎng)度和鑄機(jī)長(zhǎng)度，以及高度 ........................................................... 80 鋼包的設(shè)計(jì) .............................................................................................................................. 81 中間包的設(shè)計(jì) .......................................................................................................................... 83 結(jié)晶器的設(shè)計(jì) .......................................................................................................................... 84 二冷區(qū)的設(shè)計(jì) ........................................................................................................................... 85 拉矯方法的確定 ..................................................................................................................... 86 引錠裝置 ................................................................................................................................... 86 輥道及后步工序其他設(shè)備 ................................................................................................... 86 電磁攪 拌裝置 ......................................................................................................................... 86 8 生產(chǎn)組織和人員編制 ............................................................................................................................ 88 9 主要經(jīng)濟(jì)技術(shù)指標(biāo) ................................................................................................................................ 93 專題 ....................................................