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V锥流量计检定结果表 |
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发布日期:2012-08-27 点击:3760次 |
V锥流量计检定结果表
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Q=A+B
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D/mm
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50.000
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50.000
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50.000
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100.000
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200.00
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0.452
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0.650
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0.854
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0.850
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A
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0.05994628
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-0.01709265
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-0.01640338
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0.75247742
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1.05969451
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B
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1.71625861
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4.04465749
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8.60156801
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15.08579841
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59.88791366
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流量/差压
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2.351
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1.787
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0.544
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0.019
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3.320
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0.151
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6.397
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0.141
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19.914
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0.104
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3.336
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3.634
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2.010
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0.250
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11.567
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1.810
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18.060
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1.325
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67.677
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1.222
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测量值
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4.428
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6.501
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6.976
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2.988
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19.439
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5.098
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35.172
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5.223
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123.031
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4.092
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5.471
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9.942
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11.122
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7.603
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27.437
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10.177
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47.587
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9.553
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173.453
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8.325
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6.593
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14.502
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14.679
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15.063
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33.315
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15.073
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61.366
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16.160
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233.034
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15.078
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不确定度
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0.30%
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0.27%
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0.32%
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0.47%
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0.57%
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精度等级
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0.5
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0.5
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0.5
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0.5
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1.0
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量程比
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2.8:1
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28.8:1
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10:1
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9.6:1
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11.7:1
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