The poppet valves can be controlled directly via the 24-Vdc/1-A standard outputs of a PLC. In a subbase configuration, the valve measures only 10-mm wide, allowing compact assemblies. They are also ...
The response time of conventional hydraulic operating mechanism solenoid valves is slow, which affects the circuit breaker tripping time. We propose a design scheme for the electromagnetic repulsion ...
The precise position control of the hydraulic support pushing system in the coal mining face is a key technical support for intelligent coal mining. At present, the hydraulic support pushing system ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results