DG1025-17.4－Ⅱ4型锅炉本体主要参数.docx

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1、DG102517.4-II4型锅炉本体主要参数1号锅炉主要参数型号DGIo25/17.4-114型生产厂家东方锅炉（集团）股份有限公司项目单位BMCRTRLTHA过热蒸汽流量t/h1025949.8901.3再热蒸汽流量t/h840.3777.8745汽包工作压力MPa18.7518.4818.31过热蒸汽出口压力（表压）MPa17.4017.3417.27过/再热蒸汽出口温度,c540/540540/540540/540再热蒸汽进/出口压力（表压）MPa3.74/3.563.55/3.393.41/3.25再热蒸汽进口温度C325.8317.2313给水温度C279273.9271空预器进1

2、1风温C282820空预器出口一/二次风温C314/328313/327318/328排烟温度,c126124122燃料计算消耗量kg/h136860127750计算热效率（按低位发热量）%92.4692.54最大连续蒸发量（BMCR）即是汽轮机在Vwo工况卜的汽轮机最大进汽量；锅炉额定蒸发量，即是汽轮机在TRL工况下的进汽量，也对应汽轮机TMCR工况；THA工况是指机组热耗保证工况。2号锅炉主要参数型号DGlO25/17.4-114型生产厂家东方锅炉（集团）股份有限公司项目单位VWOTRLTIIA过热蒸汽流量t/h1025986.2928再热蒸汽流量t/h826.9792.7753.1汽包工

3、作压力MPa18.8818.8818.88过热蒸汽出口压力（表压）MPa17.5117.5117.50过/再热蒸汽出口温度,C570/570570/570570/570再热蒸汽进/出口压力（表压）MPa3.8/3.693.72/3.553.55/3.39再热蒸汽进口温度,c353.10348.7342.3给水温度,c280.8277.9274.3空预器进口风温,c252530燃料计算消耗量kg/h140500138530128480计算热效率（按低位发热量）%92.5992.5992.539、10号锅炉主要参数序号项目单位B-ECRB-MCR1过热蒸汽流量t/h93510252再热蒸汽流量t/

4、h777.5847.83汽包工作压力MPa18.218.534过热蒸汽出口压力MPa17.317.45过热蒸汽出口温度5405406再热蒸汽进口压力MPa3.423.827再热蒸汽出口压力MPa3.213.638再热蒸汽进口温度3163259再热蒸汽出口温度54054010给水温度26827311空预器进口风温555512空预器出口一次风温360.835513空预器出口二次风温349.435314排烟温度1331581号锅炉受热面主要结构数据序号名称数量规格型号材质备注1.省煤器蛇行管306051X6（蛇形管）SA-210C三绕组102排2.省煤器悬吊管153060X11SA-210C共3排,

5、每排51根3.水冷壁管662063.57.5SA210C前后墙各174根，左右墙各157根4.顶棚过热器管116048.5X615CrMo横向节距114.3m5.后竖井侧包墙管162051X6SA210C两侧墙各81根6.水平烟道侧包墙管64051X6SA-210C两侧各32根7.后竖井前、顶、后包墙管102051X6SA-210C8.低温过热器管510057X7060X8.515CrMoG12CrlMoVGSA210C20G每排5根，共102排9.大屏过热器管192051X612CrlMoVGSA-213T91SA-213TP347H共4屏，每屏4组，每组12管圈10.后屏过热器管24706

6、0X8051X6054X8.5060X912CrlMoVG12CrlMoVG12CrlMoVG12CrlMoVG共19屏，每屏13管圈051X6SA-213T91054X8.5SA-213T91060X8SA-213T91054X9SA-213060X8.5TP347H054X8.5SA-213TP347HSA-213TP347H11.高温过热器管456051X912CrlMoVG共76排，051X9SA-213T91每排6管圈12.壁再管360060X412CrlMoVG前墙180根，两侧各90根13.中再管406060X515CrMoG29排，每排14管圈060X415CrMoG060.3

7、X612CrIMoVG060X412CrIMoVG051X412CrIMoVG070X512CrIMoVG060X4.5SA-213T22060X4SA-213T9114.高再管406051X412CrlMoVG共58排,051X512CrlMoVG每排7管圈060X412CrlMoVG060X512CrlMoVG060X4SA213060.3X6T91SA-213T911号炉过热器系统集箱规格、材料表序号名称集箱规格材料1顶棚管进口集箱273X5020G2顶棚管出口集箱335.6X6020G3水平烟道及侧包墙管上集箱325X50(55)20G4水平烟道下集箱273X5020G5后竖井侧后部上

8、集箱（后）273X4520G6后竖井环形下集箱（前、两侧）355.6X6020G7后竖井环形集箱（后）355.6X6520G8低温过热器出口集箱406.4X5012CrlMoVG9大屏过热器进口集箱323.9X4012CrIMoVG10大屏过热器出口集箱368X4512CrlMoVG11后屏过热器进口集箱323.9X4012CrlMoVG12后屏过热器出口集箱355.6X5012CrlMoVG13高温过热器进口集箱355.6X5012CrlMoVG14高温过热器出口集箱609.6X11012CrlMoVG15饱和蒸汽引出管159X1820G16饱和蒸汽旁路管1591820G17低过至大屏连接管

9、609.6X5512CrlMoVG18大屏至后屏连接管406.4X4012CrlMoVG19后屏出口至高过进口连接管406.4X5012CrlMoVG20过热器出口导管455X50S-335P9121一级减温器609.6X5512CrIMoVG22二级减温器426X5012CrlMoVG23三级减温器406.4X5012CrlMoVG1号炉再热器系统集箱和连接管道材料序号名称集箱规格材料1壁再进口集箱406.4X1620G2壁再出口集箱457.2X2520G3中再进口集箱457.2X2520G4高再出口集箱5083012CrIMoVGG5再热器出口导管56430SA-335P226再热器出口导

10、管703X40SA-335P227壁再至中再连接管609.6X22.220G8再热器事故喷水减温器558.83020G9再热蒸汽减温器609.63020G2号锅炉受热面主要结构数据序号名称数规格型号材质备注1.省煤器蛇行管306051X6（蛇形管）SA210C三绕组102排2.省煤器悬吊管153060X11SA-210C共3排，每排51根3.水冷壁管662063.5X7.5063.5X7.5SA210C15CrMo前后墙各174根，左右墙各157根4.顶棚过热器管116048.5X615CrMo横向节距114.3mm5.后竖井侧包墙管162051X6SA-210C两侧墙各81根6.水平烟道侧包

11、墙管64051X6SA-210C两侧各32根7.后竖井前、顶、后包墙管102051X6SA-210C8.低温过热器管510057X7060X8.515CrMoG12CrlMoVGSA-210C20G每排5根，共102排9.大屏过热器管192051X612CrlMoVGSA-213T91SA-213TP347H共4屏，每屏4组，每组12管圈10.后屏过热器管247060X8051X6054X8.5060X9051X6054X8.5060X8054X9060X8.5054X8.512CrlMoVG12CrlMoVG12CrlMoVG12CrlMoVGSA-213T91SA-213T91SA-213T91SA-213TP347HSA-213TP347HSA-213TP347H共19屏，每屏13管圈11.高温过热器管456051X9051X9SA-213TP347HSA-213T91共76排,每排6管圈12.壁再管360060X412CrlMoVG前墙180根,两侧各90根13.中再管406060X415CrMoG