附表二中轴承箱改造前后随缸温变化的膨胀量记录单位mm.docx

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1、附表二：中轴承箱改造前后随缸温变化的膨胀单位:中压缸内壁温度(℃)480Mi418己录408382370359352339322312298283r271nm258241232220201192190改造前中箱膨胀量14.814.514.213.913.713.613.212.812.512.011.511.010.510.09.59.08.88.48.07.5改造后中箱膨胀量11.011.010.810.810.810.811.010.910.910.610.110.09.08.68.57.68.06.46.2中压缸内壁温度(℃)1871781671601461401321

2、2810290改造前中箱膨胀量7.06.56.36.05.85.65.35.04.83.9改造后中箱膨胀量6.25.95.65.04.84.44.03.93.23.0附表三：中轴承箱改造前后机组运行参数记录日期负荷主汽主汽温度再热再热蒸汽温度排汽排汽循环轴位演］压中压低压前箱中箱压力甲侧乙侧汽压甲侧1甲侧2乙侧1乙侧2压力温度水温移差胀差胀差胀绝对膨胀绝对膨胀MWMPaCCMPaCCCCkPaCCmmmmmmmmmmmm大修前20113.35305352.0748949249950098.83161.00.92.34.82910.5大修前16013.35405391.6849

3、250149850699.323.560.980.52.24.62910.5大修前14013.35425331.4149549349848899.42360.950.272.14.62910.5大修后20112.85325322.0454254153551599.226.17.10.651.920.543.213014大修后19213.35325301.9954154053852897.826.98.30.661.430.512.783014大修后18213.45315311.953753754153497.926.38.40.651.320.552.973014大修后162

4、13.35385331.7154154054252094.738.728.90.541.090.221.973115大修后20512.35345342.253654053554190.147.535.60.651.950.21.83114.7大修后16110.75345351.7253353553851391.44535.50.611.750.382.133114.7日期负荷主汽压力主汽温度再热汽压再热蒸汽温度排汽压力排汽温度循环水温轴位移高压差胀中压差胀低压差胀-l-X-Zr/r刖相绝对膨胀中箱绝对膨胀甲侧乙侧甲侧1甲侧2乙侧1乙侧2MWMPaCCMPaCCCCkPaCCm

5、mmmmmmmmmmm大修后20211.65315352.1753753053953892.242.730.30.671.60.311.963114.7