This paper introduced control valve selection and its application based on the theory of flow characteristic, pressure drop, flashing, cavitation and noise.
针对调节阀的流量特性、压降、闪蒸、气蚀及噪音等问题介绍了调节阀在选型和应用中的要点。
This paper introduces measure of selecting of control valve, and putting forward influence and settlement measure of control valve producing phenomenon of flashing, cavitations, noise.
本文介绍了控制阀的选型步骤，并提出了控制阀所产生的闪蒸、空化、噪音现象造成的影响及解决措施。
The letdown back-pressure regulating valve maintains pressure in the section of letdown upstream or the letdown heat exchanger to prevent the letdown liquid flashing to steam.
下泄背压控制阀维持下泄流上游段或下泄热交换器处的压力，防止压力过低引起流体汽化。
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