STCW Chapter VII, Propeller Singing maritime education

What is Propeller Singing in Merchant Ships

“Propeller singing” in merchant ships refers to a phenomenon characterized by the production of a distinctive noise or vibration as a ship’s propeller rotates underwater. This sound can range from a low-frequency hum to a high-pitched noise and is typically caused by the interaction between the propeller blades and the surrounding water. propeller singing in […]

Shipping Industry

Controllable Pitch Propeller System Fails-How To Take Ship To Port?

CPP systems are used in various merchant vessels. They have advantage of good maneuverability. But if this system fails, then it might create lot of problems. In many ships having this arrangement steering gear is not present. So, if it fails then it is very difficult to steer the ship. CPP system uses the hydraulic oil to change […]