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Ball valve is designed to regulate a certain flux according to different openings based on the system's requirements in various industries.
球形调节阀是根据系统要求利用不同开度调节流量的装置,目前被广泛应用于各行各业。
参考来源 - 球形调节阀流量系数与力矩特性三维仿真与试验研究At the same time,it summarized working principle,controlling principle,transporting storage,and installing requirement of this ball valve.
阐述了水轮机进水球阀的工作原理、控制原理、运输保管和安装要求等事项。
参考来源 - 水轮机进水球阀的结构设计N（名词） a one-way valve consisting of a metal ball with a cylindrical hole fitting into a concave seat over an opening 球阀