FESTO比例调压阀@festo电磁阀

费斯托比例调压阀#festo比例调压阀#费斯托festo比例调压阀#MPPE-3-1/2-10-01#费斯托festo调压阀上海一级代理从流体力学看，调节阀是一个局部阻力可以 变化的节流元件。对于不可压缩的流体，由 P1-P2 = jpV^2/2  Q=SV 得 Q = [F/j^（1/2）]/[2（P1-P2 ）/p]^（1/2）令C=[F/j^（1/2）]*2^（1/2）则Q = C[（P1-P2 ）/p]^（1/2）
式中p为流体密度，j为调节阀的阻力系数，C称为调节阀的流通能力。由上式知，调节阀流量与调节阀两侧的压力差的平方根成正比。

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FESTO比例调压阀@festo电磁阀

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