For some years, the boilers performed quite successfully with Hagan pneumatic-operated, linear piston-type actuators. Last year, however, Entergy decided the time had come to replace the aging ...

Contemplating an actuator for your pneumatic linear-motion system? Here are some tips on how to select the best one for the job.

A single acting cylinder (SAC) is a type of pneumatic actuator that produces force and movement in one direction only. It has a single port for compressed air to enter, which causes the piston to ...

The piston returns to its original position using a spring or pressurized air supplied to the other side of the piston. Most aluminum pneumatic actuators carry a maximum pressure rating of 150 psi.

The problem: A piston-type reciprocating compressor has valve damage, or the valves are not sealing for some reason. The result: an inefficient compressor. This is one of the most difficult service ...

Pistons and rings are only found on reciprocating compressors, so when servicing systems incorporating reciprocating or piston-type compressors, worn compressor rings and/or leaky compressor suction ...