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时间:2019-08-10
《过热蒸汽密度》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、蒸汽的重度随压力和温度的变化而变化(重度:即重力密度,Υ=ρ*g),过热蒸汽在压力为10~160公斤/厘米3,温度为300~555℃的范围内,重度Υ与压力P、温度t的关系可用经验公式:Υ=1.82*P/(t/100+1.66-0.55*P/100)过热蒸汽密度表表中压力为绝对压力,查表时应按仪表显示压力+大气压 。密度单位为kg/m3压力(Mpa) 温度(℃) 150 170 190 210 2300.10 0.5164 0.4925 0.4707 0.4507 0.43230.15 0.7781 0.7412
2、 0.7079 0.6777 0.65000.20 1.0423 0.9918 0.9466 0.9056 0.86840.25 1.3089 1.2444 1.1869 1.1349 1.08490.30 1.5783 1.4990 1.4287 1.3653 1.30790.40 2.1237 2.0141 1.9166 1.8297 1.75130.50 2.6658 2.5380 2.4121 2.2997 2.19
3、920.80 4.3966 4.1676 3.9350 3.7400 3.53741.10 6.1313 5.8332 5.5342 5.2356 4.98101.40 7.8785 7.5163 7.1540 6.7913 6.42881.70 9.8464 9.3688 9.2473 8.4130 7.93522.00 11.6295 11.0985 10.5676 10.0366 9.50542.50 15.1890 14.
4、4516 13.7150 12.9776 12.24063.00 18.4168 17.5709 16.7243 15.8776 15.03673.50 22.7008 21.5713 20.4427 19.3131 18.22664.00 27.1640 25.7470 24.3303 22.9129 21.49544.50 30.3852 28.9163 27.4475 25.9784 24.50965.00 35.4243 33.629
5、3 31.8342 30.0384 28.24336.00 43.8954 41.7475 39.5988 37.4508 35.30207.00 56.7201 53.6991 50.6780 47.6561 44.63528.00 65.4713 62.1800 58.8883 55.5968 52.30619.00 84.5457 79.8261 75.1061 70.3863 65.666510.0 108.6250 102.0289
6、 95.4346 88.8412 82.248612.5 158.3464 148.7516 139.1578 129.5629 119.978115.0 206.4175 194.4276 182.4477 170.4577 158.476617.5 250.3934 236.6910 222.8603 209.1592 195.456820.0 327.8165 309.9521 291.2953 273.4409 255.578621.5 3
7、84.6647 363.2975 341.9027 320.5455 299.1880压力(Mpa) 温度(℃) 250 270 290 310 3300.10 0.4156 0.4001 0.3857 0.3724 0.36000.15 0.6246 0.6010 0.5795 0.5594 0.540
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