Overview of Remote Control Butterfly Valves in Marine Ballast Water Treatment Systems
The remote control butterfly valve of the Marine ballast water treatment system needs to have the regulating or opening/closing function.This paper summarizes the characteristics of electric,pneumatic,hydraulic and electro-hydraulic remote butterfly valve,such as working principle,advantages and disadvantages,etc.,so that can provide suggestions for the selection of remote control butterfly valves for ballast water treatment systems.Based on the butterfly valve frequent action,high regulating accuracy,low failure rate,low cost,easy installation and other aspects of consideration,it is recommended to choose pneumatic regulating butterfly valve.If only the switch function is required,pneumatic remote O/C butterfly valve,hydraulic remote O/C butterfly valve can be selected according to the actual situation of the ship.
electric remote control butterfly valvepneumatic remote control butterfly valvehydraulic remote control butterfly valveelectrohydraulic remote control butterfly valve
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