國(guó)產(chǎn)三缸四排汽空冷600MW汽輪機(jī)介紹資料..

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型汽輪機(jī)介紹資料歸7+002221*0021.冊(cè)002126002-790+ffiHl6.3?*

2、00ll1.5S+00?|8*001d.75+001A17C0115D+IM17570026氣動(dòng)部分（見專題報(bào)告“三缸600MW汽輪機(jī)全三維葉片開發(fā)設(shè)計(jì)”7力學(xué)分析7.1高中壓外缸力學(xué)分析高中壓外缸的的材料為ZG15Cr2Mo1,材料的屈服強(qiáng)度為275MPa,分析的最大應(yīng)力為237Mpa,最大應(yīng)力處的溫度為333.4度。圖7-1高中壓外缸應(yīng)力云圖MSCPfltnwi2W11SNkry01092252Fringe-.SC1:BBfi,MlStditSOieihei!.SlneuTHKDr,-|HCW-URED)1V0hM|2022年3月24日11哈爾濱汽輪機(jī)廠有限責(zé)任公司delaiit.Frin

3、gE2Max去艇叩02鬧1獅門高壓1級(jí)高壓2級(jí)高壓3級(jí)高壓4級(jí)高壓5級(jí)高壓6級(jí)高壓7級(jí)高壓8級(jí)導(dǎo)葉型線2.52412.52422.52422.52422.52422.52422.52492.5249h靜葉高m0.0910.1020.1140.1230.1330.1460.1410.157datp壓差MPa0.9090.6430.5840.5380.4980.4450.4940.435Nb靜葉只數(shù)6882806882806464Dm靜葉平均直徑m1.041.061.071.071.081.0871.0761.092xgmd進(jìn)汽邊葉頂應(yīng)力MPa1.143.55-0.38-0.19-0.42-0.8

4、1-1.26-7.45xgmdl出汽邊葉頂應(yīng)力MPa-38.20-43.01-43.50-37.66-33.32-28.80-22.71-31.13xgmg進(jìn)汽邊葉根應(yīng)力MPa122.09152.39162.83163.35164.42163.81148.71166.13xgmg1出汽邊葉根應(yīng)力MPa8.0011.5815.2610.627.283.92-32.51-21.40工作溫度505.5487.2469.3451.1432.9414.8398377許用應(yīng)力MPa126.75154.2181.05212.35247.2278.17290.14294.29焊縫應(yīng)力MPa76.1744.85

5、45.4939.3734.8430.1353.7671.2焊縫許用應(yīng)力MPa97.22117.80136.61161.79186.57213.30239.07268.29高壓9級(jí)中壓1級(jí)中壓2級(jí)中壓3級(jí)中壓4級(jí)中壓5級(jí)中壓6級(jí)導(dǎo)葉型線2.52492.52302.52302.52302.52302.52302.5230h靜葉高m0.1710.1430.1600.180.200.230.265datp壓差MPa0.4020.4220.3100.2670.2320.2100.174Nb靜葉只數(shù)64687070707274Dm靜葉平均直徑m1.1041.3131.3261.3441.3571.3871

6、.419xgmd進(jìn)汽邊葉頂應(yīng)力MPa-7.23-0.87-0.1-0.56-0.32-0.65-0.33xgmd1出汽邊葉頂應(yīng)力MPa-28.85-9.17-10.86-9.64-7.16-7.10-5.13xgmg進(jìn)汽邊葉根應(yīng)力MPa173.9167.1365.9267.6867.3475.4376.10xgmg1出汽邊葉根應(yīng)力MPa-26.1-4.8-3.96-4.27-5.79-6.23-7.45工作溫度356.3538.2508.8478446.4413377許用應(yīng)力MPa297.6087.79121.8168221.03281294.292022年3月24日12哈爾濱汽輪機(jī)廠有限責(zé)任

7、公司焊縫應(yīng)力MPa焊縫許用應(yīng)力MPa65.8557.2168.8560.5445.0844.3132.16271.6069.8493.46127.29167.94216.00268.292022年3月24日15哈爾濱汽輪機(jī)廠有限責(zé)任公司7.3軸承號(hào)軸承直徑（cm）軸承有效寬度（cm）軸承類型軸承比壓（MPa）軸承支反力（N）軸承靜態(tài)標(biāo)高（mm）Brg140.525.0四瓦可傾1.503152225.213.17Brg240.528.5四瓦可傾1.517174778.03.55Brg348.2635.56四瓦可傾1.751300718.22.50Brg448.2635.56四瓦可傾1.73829

8、8489.60.33Brg548.2635.56四瓦可傾1.738298489.60.00Brg648.2635.56四瓦可傾1.772304677.20.30Brg750.040.54可傾瓦1.696344120.20.49Brg850.040.54可傾瓦1.600324957.011.14Brg930.4812.7可傾瓦0.35912851.117.727.3.3軸系臨界轉(zhuǎn)速計(jì)算表7-2武鄉(xiāng)三缸空冷600MW汽輪發(fā)電機(jī)組軸系無(wú)阻尼臨界轉(zhuǎn)速（單位:r/min）振型高中壓轉(zhuǎn)子低壓I轉(zhuǎn)子低壓II轉(zhuǎn)子發(fā)電機(jī)轉(zhuǎn)子一階170316341656780二階3907386735962073判別準(zhǔn)則：國(guó)產(chǎn)機(jī)組

9、避振要求：臨界轉(zhuǎn)速避開額定轉(zhuǎn)速土15%,西屋公司避振要求：過(guò)去是用臨界轉(zhuǎn)速避開額定轉(zhuǎn)速±10%，同時(shí)考核不平衡響應(yīng)?，F(xiàn)在是用共振轉(zhuǎn)速峰值響應(yīng)靈敏度Q因子考核(Qfactor)。734軸系不平衡響應(yīng)計(jì)算表7-3武鄉(xiāng)三缸空冷600MW汽輪發(fā)電機(jī)組軸系不平衡響應(yīng)第一階第二階軸系不平衡軸系不平軸承號(hào)峰值轉(zhuǎn)速響應(yīng)允許值峰值轉(zhuǎn)速衡響應(yīng)允許值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可知武鄉(xiāng)三缸空冷600MW汽輪發(fā)電機(jī)組軸系不平衡響應(yīng)品質(zhì)是良好的。7.3.5共振轉(zhuǎn)速峰值響應(yīng)靈敏度Q因子計(jì)算表7-4武鄉(xiāng)三缸空冷600MW汽輪發(fā)電機(jī)組軸系共振轉(zhuǎn)速峰值響應(yīng)靈敏度Q因子MODE頻率RPM頻率/3000Q許用Q因子Gen1st8100.274.517.5LP-11st18330.614.714.0LP-21st18550.625.113.82022年3月24日15哈爾濱

11、汽輪機(jī)廠有限責(zé)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哈爾濱汽輪機(jī)廠有限責(zé)任公司模態(tài)123456扭振頻率(Hz)13.722.726.8109.6131.2131.3表7-6武鄉(xiāng)三缸空冷600MW汽輪發(fā)電機(jī)組軸系剪切應(yīng)力(MPa)軸承號(hào)brg1brg2brg3brg4brg5brg6brg7brg8brg9合成剪切應(yīng)力0.61978811920328

12、8235281.7許用剪切336336433433433433380380537應(yīng)力737結(jié)論通過(guò)對(duì)武鄉(xiāng)三缸空冷600MW汽輪發(fā)電機(jī)組軸系振動(dòng)特性的計(jì)算、分析和調(diào)整，我們對(duì)機(jī)組的振動(dòng)特性有了更深入的認(rèn)識(shí)，綜上所述，武鄉(xiāng)三缸空冷600MW汽輪發(fā)電機(jī)組軸系振動(dòng)特性是良好的，無(wú)論是軸系無(wú)阻尼臨界轉(zhuǎn)速還是軸系不平衡響應(yīng)及共振轉(zhuǎn)速峰值響應(yīng)靈敏度Q因子、軸系扭振都是符合安全評(píng)價(jià)標(biāo)準(zhǔn)的，因此設(shè)計(jì)是合理的，內(nèi)容是全面的。武鄉(xiāng)三缸空冷600MWr/minr/minNZK600-16.7/538/538型汽輪機(jī)介紹資料nn.L覽J1J1EMH-ne8附圖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日白開覽町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型汽輪機(jī)介紹資料B.6W噸4H£33.1U3DPLP117.&CJkg4.Bh1I413h2.DL1A443,4C7EIKUKTh.15V1L17F】匚77D.7H級(jí)間級(jí)后級(jí)后等熵有效wL1級(jí)流量級(jí)效率級(jí)功率反動(dòng)度出口號(hào)壓力壓力溫度焓降焓降角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