国产三缸四排汽空冷600MW汽轮机介绍资料..

1、1.1213.23.123.223.324.24.124.234.344.464.5694.795.96117117.111127.314818202232421.2022324140+9622673+3+1538538273.13.3.13.20.0073.34.4.1202232449615202232444.26156656565 664.31234202232454.414564.5202232464.7155.2022324101221120.10.2NZK600-16.7/538/538型汽轮机介绍资料歸7+002221*0021.册002126002-790+ffiHl6.3?*

2、00ll1.5S+00?|8*001d.75+001A17C0115D+IM17570026气动部分（见专题报告“三缸600MW汽轮机全三维叶片开发设计”7力学分析7.1高中压外缸力学分析高中压外缸的的材料为ZG15Cr2Mo1,材料的屈服强度为275MPa,分析的最大应力为237Mpa,最大应力处的温度为333.4度。图7-1高中压外缸应力云图MSCPfltnwi2W11SNkry01092252Fringe-.SC1:BBfi,MlStditSOieihei!.SlneuTHKDr,-|HCW-URED)1V0hM|2022年3月24日11哈尔滨汽轮机厂有限责任公司delaiit.Frin

3、gE2Max去艇叩02鬧1狮门高压1级高压2级高压3级高压4级高压5级高压6级高压7级高压8级导叶型线2.52412.52422.52422.52422.52422.52422.52492.5249h静叶高m0.0910.1020.1140.1230.1330.1460.1410.157datp压差MPa0.9090.6430.5840.5380.4980.4450.4940.435Nb静叶只数6882806882806464Dm静叶平均直径m1.041.061.071.071.081.0871.0761.092xgmd进汽边叶顶应力MPa1.143.55-0.38-0.19-0.42-0.8

4、1-1.26-7.45xgmdl出汽边叶顶应力MPa-38.20-43.01-43.50-37.66-33.32-28.80-22.71-31.13xgmg进汽边叶根应力MPa122.09152.39162.83163.35164.42163.81148.71166.13xgmg1出汽边叶根应力MPa8.0011.5815.2610.627.283.92-32.51-21.40工作温度505.5487.2469.3451.1432.9414.8398377许用应力MPa126.75154.2181.05212.35247.2278.17290.14294.29焊缝应力MPa76.1744.85

5、45.4939.3734.8430.1353.7671.2焊缝许用应力MPa97.22117.80136.61161.79186.57213.30239.07268.29高压9级中压1级中压2级中压3级中压4级中压5级中压6级导叶型线2.52492.52302.52302.52302.52302.52302.5230h静叶高m0.1710.1430.1600.180.200.230.265datp压差MPa0.4020.4220.3100.2670.2320.2100.174Nb静叶只数64687070707274Dm静叶平均直径m1.1041.3131.3261.3441.3571.3871

6、.419xgmd进汽边叶顶应力MPa-7.23-0.87-0.1-0.56-0.32-0.65-0.33xgmd1出汽边叶顶应力MPa-28.85-9.17-10.86-9.64-7.16-7.10-5.13xgmg进汽边叶根应力MPa173.9167.1365.9267.6867.3475.4376.10xgmg1出汽边叶根应力MPa-26.1-4.8-3.96-4.27-5.79-6.23-7.45工作温度356.3538.2508.8478446.4413377许用应力MPa297.6087.79121.8168221.03281294.292022年3月24日12哈尔滨汽轮机厂有限责任

7、公司焊缝应力MPa焊缝许用应力MPa65.8557.2168.8560.5445.0844.3132.16271.6069.8493.46127.29167.94216.00268.292022年3月24日15哈尔滨汽轮机厂有限责任公司7.3轴承号轴承直径（cm）轴承有效宽度（cm）轴承类型轴承比压（MPa）轴承支反力（N）轴承静态标高（mm）Brg140.525.0四瓦可倾1.503152225.213.17Brg240.528.5四瓦可倾1.517174778.03.55Brg348.2635.56四瓦可倾1.751300718.22.50Brg448.2635.56四瓦可倾1.73829

8、8489.60.33Brg548.2635.56四瓦可倾1.738298489.60.00Brg648.2635.56四瓦可倾1.772304677.20.30Brg750.040.54可倾瓦1.696344120.20.49Brg850.040.54可倾瓦1.600324957.011.14Brg930.4812.7可倾瓦0.35912851.117.727.3.3轴系临界转速计算表7-2武乡三缸空冷600MW汽轮发电机组轴系无阻尼临界转速（单位:r/min）振型高中压转子低压I转子低压II转子发电机转子一阶170316341656780二阶3907386735962073判别准则：国产机组

9、避振要求：临界转速避开额定转速土15%,西屋公司避振要求：过去是用临界转速避开额定转速±10%，同时考核不平衡响应。现在是用共振转速峰值响应灵敏度Q因子考核(Qfactor)。734轴系不平衡响应计算表7-3武乡三缸空冷600MW汽轮发电机组轴系不平衡响应第一阶第二阶轴系不平衡轴系不平轴承号峰值转速响应允许值峰值转速衡响应允许值r/minmilsmilsr/minmilsmilsbrg14.537200.71.5brg24.536500.71.5brg317900.964.533000.81.5brg418000.874.535501.11.5brg518500.934.533001

10、.11.5brg618700.964.533000.81.5Brg78000.784.522000.71.5Brg88000.544.522000.61.5Brg98000.034.5>37501.5由表7-3可知武乡三缸空冷600MW汽轮发电机组轴系不平衡响应品质是良好的。7.3.5共振转速峰值响应灵敏度Q因子计算表7-4武乡三缸空冷600MW汽轮发电机组轴系共振转速峰值响应灵敏度Q因子MODE频率RPM频率/3000Q许用Q因子Gen1st8100.274.517.5LP-11st18330.614.714.0LP-21st18550.625.113.82022年3月24日15哈尔滨

11、汽轮机厂有限责任公司HP-IP1st17250.586.813.5Gen2nd22530.759.012.1LP-12nd40411.350.617.4LP-22nd40661.362.67.2HP-IP2nd41201.372.96.9Exc1st8100.274.517.52022年3月24日17哈尔滨汽轮机厂有限责任公司模态123456扭振频率(Hz)13.722.726.8109.6131.2131.3表7-6武乡三缸空冷600MW汽轮发电机组轴系剪切应力(MPa)轴承号brg1brg2brg3brg4brg5brg6brg7brg8brg9合成剪切应力0.61978811920328

12、8235281.7许用剪切336336433433433433380380537应力737结论通过对武乡三缸空冷600MW汽轮发电机组轴系振动特性的计算、分析和调整，我们对机组的振动特性有了更深入的认识，综上所述，武乡三缸空冷600MW汽轮发电机组轴系振动特性是良好的，无论是轴系无阻尼临界转速还是轴系不平衡响应及共振转速峰值响应灵敏度Q因子、轴系扭振都是符合安全评价标准的，因此设计是合理的，内容是全面的。武乡三缸空冷600MWr/minr/minNZK600-16.7/538/538型汽轮机介绍资料nn.L览J1J1EMH-ne8附图RS3S«£as£7TS3mI

13、W32022年3月24日2022年3月24日19139911-V.L禺A1DTS匚2004.1H.1750h/kW.h3.D31Kg/kV.hCMDD£kV2022年3月24日27企D日白開览町3kV7)4DFLP.L097酋1D7SC沁匕:/'4LL,GH13.301177.3C7£2：£.Hkg/k'U'.hSMEkU一二3-DPLP7,15W3L5eH|E?B.EO|I4L4.2H1LISEC(Lan.dh'XJR©/X_ex/*/CD.45AJ417B3匚11D4.1匚121,TC172.5 CI732.6 fel

14、l*0J10E.0C13KL1C&D.5E0Q14.3hJ/kV.h3.1igkg/kW.h&&B1B7hW型汽轮机介绍资料B.6W吨4H£33.1U3DPLP117.&CJkg4.Bh1I413h2.DL1A443,4C7EIKUKTh.15V1L17F】匚77D.7H级间级后级后等熵有效wL1级流量级效率级功率反动度出口号压力压力温度焓降焓降角t/hMPaMPaoCkJ/kgkJ/kg%kW%oI1872.111.21510.889482.113077.72604041713.111842.1810.2789.7554464.735.2130.36

15、0.862215535.70.462484.921842.189.22088.7412447.534.5429.970.867715336.10.472986.631842.188.2567.8057430.134.7530.350.873415530.60.481485.541842.187.36016.9588412.934.5030.350.879715530.60.473888.151842.186.5476.1949395.834.1630.130.881915418.00.460992.661842.185.82875.544538031.9028.030.878614343.40

16、.4371106.371721.825.13194.811536039.1935.140.896716806.90.437278.181721.824.44964.1703340.538.9034.80.894716644.30.435683.791721.823.83683.5939320.239.7735.710.897817079.50.421487.111603.62.81172.6132508.767.5359.70.884026593.00.399976.421603.62.34672.155478.271.0162.060.874027644.30.418572.231603.61.9