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Development of small flow measurement and control system
Author(s): 
Pages: 172-173,177
Year: Issue:  5
Journal: ELECTRONIC MEASUREMENT TECHNOLOGY

Keyword:  微小流量组合管排宽量程;
Abstract: 本文从实际运用角度出发,设计了一套组合式微小流量计量与控制系统.该系统采用组合式管排,仅使用单调节阀及单流量计,通过电磁阀切换不同管路,巧妙运用恒差压阀稳定调节阀前后压差,实现了流量从O.009 m3/h至2.700m3/h的宽量程计量,现场使用效果良好.本系统采用组态软件MCGS及Visual Basic混和编程,人机界面友好,系统稳定,在微小流量计量与控制中具有一定的推广应用价值.
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