VF1系列流量阀是燃气发动机专用调节阀，其功能是作为发动机流量控制的执行元件，控制系统根据控制目标，利用执行器驱动蝶门，控制发动机的混合气、空气或燃气的进气量，实现流量的控制策略。

VF1 Series Flow Valve is a special regulating valve for gas engines and functions as an actuator for engine flow control. The control system uses the actuator to drive the butterfly valve to control the intake of the engine mixture, air or gas according to the control target and to realize the control strategy for flow.