Pumps on Ships | Simple Guide

It is a complete guide for different Pumps on ship. This is a good collection of notes prepared in the purview of Marine exams in a simple and easy understandable language with bullet points.

As it is impossible to answer all questions at a time it is done on timely basis. please comment below or contact on admin@marinesite.info, once you find any important area, missed out. Also contact us, if you wish to answer any of the questions listed.

Basics

> What is a pump? Different types of Pumps on board ship

Centrifugal Pump

> Explain Centrifugal pump working with Basic Components

> Explain Working of Mechanical Seals with Diagram
> What is Cavitation, Causes and Remedies

> Net Positive Suction Head, NPSHR and NPSHA

> Why centrifugal pump discharge Valve closed while starting?

> Centrifugal Pump Characteristics

Procedures
> Checks And Starting Procedure for a centrifugal Pump

> Pump Shaft alignment method And Procedure

Maintenance

> Overhauling of Centrifugal Pump And Checks