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气体调节阀KV值计算

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Selected 调节阀, KV.
  • 调节阀
  • KV
  • 调节阀
  • KV
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 依据:调节阀口径及Kv计算
调节阀Kv值计算
(气体)
名称 单位 公式/来源 值
1 输入
2  阀前压力,P1 MPa(A) 1.45
3  阀后压力,P2 MPa(A) 1.18
4  气体温度,t ℃ 90
5  标准状态下气体密度,ρN kg/Nm³ 36
6  标准状态下气体流量,QN Nm³/h 3
7  气体压缩系数,Z / 1
8 过程
9  0.5P1 MPa 0.5P1 0.725
10 结果
11  KV / KV=KV′/FR 121.8483337
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