u形管換熱器畢業(yè)設(shè)計(jì)-文庫(kù)吧
2024-11-09 11:27 本頁(yè)面
【正文】 ............ 9 流體空間選擇 ............................................................................................12 型式的選取 ...............................................................................................12 校核傳熱系數(shù) K .......................................................................................12 2 結(jié)構(gòu)設(shè)計(jì) ...................................................................................................................14 殼體、管箱殼體和封頭設(shè)計(jì) .............................................................................14 殼體的設(shè)計(jì) ...........................................................................................14 .................................................................................................14 封頭設(shè)計(jì) ..............................................................................................14 進(jìn)出口設(shè)計(jì) .....................................................................................................15 接管直徑的計(jì)算 ....................................................................................16 接管的外伸長(zhǎng)度 ....................................................................................16 接管與筒體、管箱殼體的連接 ...............................................................16 接管的最小位置 ....................................................................................16 管板與換熱管 ..................................................................................................18 管板 .....................................................................................................18 換熱管 ..................................................................................................21 殼體與管板、管板與法蘭及換熱管的連接 ........................................................22 殼體與管板的連接 ................................................................................22 換熱器與管板的連接 .............................................................................22 其他各部件結(jié)構(gòu) ..............................................................................................23 折流板和支持板 ....................................................................................23 拉桿、定距管 .......................................................................................25 防沖板 ..................................................................................................27 鞍座的設(shè)計(jì) .....................................................................................................28 3 強(qiáng)度設(shè)計(jì) ...................................................................................................................29 鋼材的選擇 .....................................................................................................29 殼體、封頭、法蘭及開(kāi)口補(bǔ)強(qiáng) .........................................................................29 殼體的設(shè)計(jì) ...........................................................................................29 內(nèi)壓封頭設(shè)計(jì) .......................................................................................31 法蘭設(shè)計(jì) ..............................................................................................32 開(kāi)口補(bǔ)強(qiáng) ..............................................................................................38 管板 ................................................................................................................41 墊片壓緊力作用中心圓直徑 ..................................................................42 （ 1）墊片設(shè)計(jì) ..................................................................................................42 確定管板設(shè)計(jì)壓力 ................................................................................43 管板計(jì)算厚度 ? 和名義厚度 n? ..............................................................43 換熱管軸向應(yīng)力 ....................................................................................43 換熱器和管板連接拉脫力 ......................................................................44 支座 ................................................................................................................44 計(jì)算鞍座反力 .......................................................................................44 計(jì)算圓筒軸向彎矩
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