限流孔板计算表

限流孔板计算（气体）,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,

序号,位号,介质名称,用途,所在管道号,用途,所在PID号,所在管道号,流速,密度,流量,流量系数,管道内径,粘度,分子量,压缩系数,绝热指数,板前温度,板前压力,板后压力,临界系数,临界压力,流动形式,总板数,雷诺数,孔径比,孔板孔径,单孔孔径,孔数,法兰等级,备注,,

,,,,,,,,u,ρ,W,C,D,μ,M,Z,k,T,p1,p2,,pc,,n,Re,β,d0,,,PN,,,1.气体、蒸汽的单孔孔板计算公式：

,,,,,,,,m/s,Kg/m3,kg/h,,m,mPa·s(CP),,,,K,Pa(A),Pa(A),,Pa(A),,,,,m,m,,Mpa,,,

1,11RO-0101,低压N2,PID-1201,PHNC3-121001,去振动料斗低压氮气限流,PID-1103,LN-111008,28.65,8.36,1830,0.62,0.052,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,7.32E+05,0.4676,0.024,0.0243,1,,,7.00E+05,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

2,11RO-0104,低压N2,,,去磨煤机低压氮气限流,PID-1103,LN-111004,28.65,8.36,1830,0.62,0.052,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,7.32E+05,0.4676,0.024,0.0243,1,,,7.00E+05,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

3,11RO-0102,低压N2,,,去惰性气体管线低压氮气限流,PID-1104,LN-111006,29.66,8.36,1895,0.62,0.052,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,7.58E+05,0.4758,0.025,0.0247,1,,,7.00E+05,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

4,11RO-0103,低压N2,,,去粉煤惰性输送线低压氮气限流,PID-1104,LN-111007,12.66,8.36,1820,0.6,0.078,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,4.85E+05,0.3160,0.025,0.0246,1,,,7.00E+05,2、单孔孔板的板后压力不能小于临界压力，否则不能采用单板，要选择多板，

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

5,11RO-0201,低压N2,,,去振动料斗低压氮气限流,PID-1106,LN-112008,28.65,8.36,1830,0.62,0.052,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,7.32E+05,0.4676,0.024,0.0243,1,,,7.00E+05,临界压力的推荐值：

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

6,11RO-0204,低压N2,,,去磨煤机低压氮气限流,PID-1106,LN-111004,28.65,8.36,1830,0.62,0.052,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,7.32E+05,0.4676,0.024,0.0243,1,,,7.00E+05,过热蒸汽及多原子气体：pc=0.55p1

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

7,11RO-0202,低压N2,,,去惰性气体管线低压氮气限流,PID-1107,LN-112006,29.66,8.36,1895,0.62,0.052,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,7.58E+05,0.4758,0.025,0.0247,1,,,7.00E+05,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

8,11RO-0203,低压N2,,,去粉煤惰性输送线低压氮气限流,PID-1107,LN-112007,12.66,8.36,1820,0.6,0.078,0.0170,28,1,1.4,323,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,4.85E+05,0.3160,0.025,0.0246,1,,,7.00E+05,多孔孔板。

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

9,12RO-0131,高压CO2(N2),,,V-1204泄压高压CO2(N2)限流,PID-1201,MSHN-121001,13.74,72.5,60017,0.61,0.146,0.0200,28,0.86,1.4,353,4.80E+06,1.00E+05,0.5283,2.54E+06,临界流,7,7.27E+06,0.3865,0.056,0.0564,1,,,4.70E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

10,12RO-0132,高压CO2(N2),,,V-1204泄压高压CO2(N2)限流,PID-1201,MSHN-121003,17.80,31.7,60017,0.61,0.194,0.0200,28,0.95,1.4,353,2.10E+06,1.00E+05,0.5283,1.11E+06,临界流,5,5.47E+06,0.4508,0.087,0.0875,1,,,2.00E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

11,12RO-0141,低压N2,,,去充气锥低压氮气限流,PID-1202,LN-121004,4.02,8.36,257,0.58,0.052,0.0170,28,1,1.4,353,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,1.03E+05,0.1852,0.010,0.0096,1,,,7.00E+05,"力比γc,当每块孔板前后压力比p2/p1≤γc时，可使流量限制在一定数值，说明"

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

12,12RO-0042,低压N2,,,去管道充气器低压氮气限流,PID-1202,LN-121003,6.76,8.36,432,0.59,0.052,0.0170,28,1,1.4,353,8.00E+05,1.00E+05,0.5283,4.23E+05,临界流,4,1.73E+05,0.2381,0.012,0.0124,1,,,7.00E+05,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

13,12RO-0133,高压CO2(N2),,,去充气锥高压CO2(N2)限流,PID-1203,HNC-121007,1.03,78.5,549,0.58,0.049,0.0200,44,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,1.98E+05,0.1007,0.005,0.0049,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

14,12RO-0134,高压CO2(N2),,,去充气锥高压CO2(N2)限流,PID-1203,HNC-121006,15.89,78.5,5090,0.6,0.038,0.0200,44,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,2.37E+06,0.3885,0.015,0.0148,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

15,12RO-0135,高压CO2(N2),,,去管道充气器高压CO2(N2)限流,PID-1203,HNC-121012,26.37,78.5,14046,0.62,0.049,0.0200,44,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,5.07E+06,0.4924,0.024,0.0241,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

16,12RO-0136,高压CO2(N2),,,去充气锥高压CO2(N2)限流,PID-1203,HNC-121008,6.32,78.5,7469,0.61,0.073,0.0200,44,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,1.81E+06,0.2430,0.018,0.0177,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

17,13RO-0801,高压氧气,VO-130002,,氧气切断阀前氧气放空限流,PID-1301,HO-130004,22.68,66.146,7128,0.61,0.041,0.0210,32,1,1.4,298,5.10E+06,1.00E+05,0.5283,2.69E+06,临界流,7,2.93E+06,0.4430,0.018,0.0182,1,,,5.00E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

18,13RO-0802,高压氧气,,,去氧气预热器高压氧气限流,PID-1301,HO-130004,5.57,66.146,1750,0.61,0.041,0.0210,32,1,1.4,298,5.10E+06,1.00E+05,0.5283,2.69E+06,临界流,7,7.19E+05,0.2195,0.009,0.0090,1,,,5.00E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

20,13RO-0803,预热氧气,VO-130002,,氧气预热器放空氧气限流,PID-1301,PHO-130002,35.73,42,7128,0.62,0.041,0.0290,32,1,1.4,453,5.10E+06,1.00E+05,0.5283,2.69E+06,临界流,7,2.12E+06,0.4879,0.020,0.0200,1,,,5.00E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

21,13RO-0804,预热氧气,VO-130002,,氧气预热器放空氧气限流,PID-1301,PHO-130002,76.60,42,7128,0.69,0.028,0.0290,32,1,1.4,453,5.10E+06,1.00E+05,0.5283,2.69E+06,临界流,7,3.10E+06,0.6772,0.019,0.0190,1,,,5.00E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

22,13RO-0805,预热氧气,VO-130002,,氧气预热器预热氧气限流,PID-1301,PHO-130002,8.77,42,1750,0.59,0.041,0.0290,32,1,1.4,453,5.10E+06,1.00E+05,0.5283,2.69E+06,临界流,7,5.21E+05,0.2478,0.010,0.0102,1,,,5.00E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

23,13RO-0808,驰放气,,,去烧嘴冷却水缓冲罐驰放气限流,PID-1302,HY-130004,4.54,19.1,108,0.59,0.021,0.0170,12,1,1.4,373,5.20E+06,5.05E+06,0.5283,2.75E+06,非临界流,1,1.07E+05,0.2466,0.005,0.0052,1,,,1.50E+05,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

24,13RO-0121,高压CO2(N2),,,去粉煤管高压CO2(N2)限流,PID-1303,HNC-131004,4.45,49.6,900,0.58,0.038,0.0200,28,1,1.4,353,5.20E+06,1.00E+06,0.5283,2.75E+06,临界流,3,4.19E+05,0.1861,0.007,0.0071,1,,,4.20E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

25,13RO-0122,高压CO2(N2),,,去粉煤管吹扫器高压CO2(N2)限流,PID-1303,HNC-131003,4.15,49.6,840,0.58,0.038,0.02,28,1,1.4,353,5.20E+06,4.10E+06,0.5283,2.75E+06,非临界流,1,3.91E+05,0.1966,0.007,0.0075,1,,,1.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

26,13RO-0221,高压CO2(N2),,,去粉煤管高压CO2(N2)限流,PID-1304,HNC-132004,4.45,49.6,900,0.58,0.038,0.0200,28,1,1.4,353,5.20E+06,1.00E+06,0.5283,2.75E+06,临界流,3,4.19E+05,0.1861,0.007,0.0071,1,,,4.20E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

27,13RO-0222,高压CO2(N2),,,去粉煤管吹扫器高压CO2(N2)限流,PID-1304,HNC-132003,4.15,49.6,840,0.58,0.038,0.02,28,1,1.4,353,5.20E+06,4.10E+06,0.5283,2.75E+06,非临界流,1,3.91E+05,0.1966,0.007,0.0075,1,,,1.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

28,13RO-0321,高压CO2(N2),,,去粉煤管高压CO2(N2)限流,PID-1305,HNC-133004,4.45,49.6,900,0.58,0.038,0.0200,28,1,1.4,353,5.20E+06,1.00E+06,0.5283,2.75E+06,临界流,3,4.19E+05,0.1861,0.007,0.0071,1,,,4.20E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

29,13RO-0322,高压CO2(N2),,,去粉煤管吹扫器高压CO2(N2)限流,PID-1305,HNC-133003,4.15,49.6,840,0.58,0.038,0.02,28,1,1.4,353,5.20E+06,4.10E+06,0.5283,2.75E+06,非临界流,1,3.91E+05,0.1966,0.007,0.0075,1,,,1.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

30,13RO-0123,中压过热蒸汽,,,出蒸汽过滤器蒸汽限流,PID-1306,MS3-130002,8.22,16.1,540,0.59,0.038,0.026,18,1,1.4,713,5.00E+06,1.00E+05,0.5283,2.64E+06,临界流,7,1.93E+05,0.1940,0.007,0.0074,1,,,4.90E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

31,13RO-0124,“氧气清洁”CO2(N2),,,去氧气/蒸汽混合器CO2(N2)限流,PID-1306,HNCO-130002,4.43,49.6,1044,0.58,0.041,0.02,28,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,4.50E+05,0.1857,0.008,0.0076,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

32,13RO-0125,“氧气清洁”CO2(N2),,,去氧气/蒸汽混合器CO2(N2)限流,PID-1306,HNCO-130002,4.43,49.6,1044,0.58,0.041,0.02,28,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,4.50E+05,0.1857,0.008,0.0076,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

33,13RO-0129,高压氧气,,,去蒸汽混合器氧汽放空限流,PID-1306,VO-130006,81.52,42,16264,0.69,0.041,0.02,32,1,1.4,453,5.00E+06,1.00E+05,0.5283,2.64E+06,临界流,7,7.01E+06,0.7055,0.029,0.0289,1,,,4.90E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

34,13RO-0031,高压CO2(N2),,,去喷嘴高压CO2(N2)限流,PID-1307,HNC-130003,5.79,49.6,2196,0.58,0.052,0.02,28,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,7.47E+05,0.2124,0.011,0.0110,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

35,13RO-0032,高压氧气,,,去烧嘴高压放空氧气限流,PID-1307,HO-130005,9.51,66,1390,0.59,0.028,0.02,32,1,1.4,298,5.00E+06,1.00E+05,0.5283,2.64E+06,临界流,7,8.78E+05,0.2941,0.008,0.0082,1,,,4.90E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

36,13RO-0033,高压氧气,,,去烧嘴高压放空氧气限流,PID-1307,HO-130005,9.51,66,1390,0.59,0.028,0.02,32,1,1.4,298,5.00E+06,1.00E+05,0.5283,2.64E+06,临界流,7,8.78E+05,0.2941,0.008,0.0082,1,,,4.90E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

37,13RO-0034,高压CO2(N2),,,去烧嘴高压CO2(N2)限流,PID-1307,HNC-130008,40.43,49.6,3542,0.63,0.025,0.02,28,1,1.4,353,5.20E+06,1.00E+05,0.5283,2.75E+06,临界流,7,2.51E+06,0.5383,0.013,0.0135,1,,,5.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

38,13RO-0010,高压CO2(N2),,,去烧嘴高压CO2(N2)限流,PID-1310,HNC-130010,1.23,92,200,0.58,0.025,0.02,44,0.85,1.4,353,5.20E+06,4.10E+06,0.5283,2.75E+06,非临界流,1,1.41E+05,0.1251,0.003,0.0031,1,,,1.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

39,13RO-0011,高压CO2(N2),,,去烧嘴高压CO2(N2)限流,PID-1310,HNC-130011,1.23,92,200,0.58,0.025,0.02,44,0.85,1.4,353,5.20E+06,4.10E+06,0.5283,2.75E+06,非临界流,1,1.41E+05,0.1251,0.003,0.0031,1,,,1.10E+06,

,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,0.00E+00,

40,13RO-0001,合成气,,,去洗涤塔合成气取样器合成气限流,PID-1313,PG-130008,5.87,20.5,150,0.58,0.021,0.02,20.6,1,1.4,487,3.80E+06,5.00E+05,0.