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引用次数: 0
摘要
建立了3 - in蝶阀流量特性的数学模型,并对其流量特性进行了实验测量。最终控制元件的行为对回路的性能起着重要的作用,因此设计好的控制器必须考虑其特性。本文介绍了如何根据标准和技术建议对阀门进行表征。通过测量阀门上的流量和压差,获得了阀门的固有和安装流量特性。设计了相应的仪器系统设置,并在Pontificia Universidad Javeriana土木工程系水力学实验室的压力测试网络上实现。
A mathematical model and experimental measurement of the flow characteristics of a 3 in butterfly-type valve have been obtained and evaluated. Final control elements behavior plays an important role in the loop performance, so its features must be taken into account for a good controller design. This paper shows how the characterization of the valve was carried out relying on standards and technical recommendations. The inherent and installed flow characteristics of the valve were obtained by measuring flow and differential pressure across the valve. The corresponding instrumentation system setup was designed and implemented on the Pressure Tests Network in the Civil Engineering Department's Hydraulics Laboratory at the Pontificia Universidad Javeriana.