Fisher safety valve portfolio now includes a 2-inch model, enabling closer-to-setpoint control, easier installation, and simplified maintenance for smaller tanks Emerson has introduced the Fisher™ ...

Abstract: The proportional directional valve is a key component in electro-hydraulic control systems; however, existing solutions face structural and functional challenges. The mechanical feedback ...

Abstract: The accurate control of hydraulic support movement in coal mining remains a significant technical challenge due to the limitations of the existing electrohydraulic directional valves, which ...