Marine Purifier & Clarifier | Notes | Guide

     It is a complete guide for Marine Purifier & Clarifier. 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

> Centrifugal Purifiers Basic Principle and Working

> General Construction of Marine Purifiers
> Difference Between Purifier and clarifier
> How to Convert Purifier Into Clarifier 

> Explain the Selection Of Gravity Disc Of purifiers 

> If density of oil increases, What will be the size of gravity disc? Explain

> How & Why back pressure maintained in Purifier? 

> What is weak link in Purifier? location? Function?

> Why lube oil in purifier is not heated above 90 degree Celsius?

> What is Blind disk in Purifiers?

> Where Pilot valve is located? Function? Working 

> What is Interface? Factors Affecting Interface

Procedures

> General Procedure For Purifier Starting and Stopping

Trip, Alarms, Safeties 
> Safeties, Alarms And Shutdowns In Marine Purifier 

Maintenance

> Purifier Overhauling 

> Routine Checks, Maintenance Normal Parameters 

Troubleshooting 

> Marine Purifier Overflowing Reasons 

> Bowl speed low or low RPM

> Abnormal Vibration

> Bowl Does Not Close or Fails To Close Properly

> Oil Discharge on water side 

> Water discharge on Oil Side