Besides regular maintenance, there is a direct link between the skills of the operators in relation to the ship unloader capacity. In other words: when the operators are not skilled, it will influence the unloaders performance. Basically there are 2 different types of pneumatic ship unloading systems: fully-automatic or semi-automatic. Fully-automatic Unloader: This type of equipment is capable of unloading the ship fully-automatic by means of a PLC/HMI, valves, instrumentation and a logic on the needed valve sequences allowing to collect and convey the dry material from A to B. This equipment is better known as shore Stationary or Dock mounted Pneumatic Ship Unloaders whereas the ship itself is equipped with the needed floor & piping onboard. Allowing the cargo