Skip to content

Knowledge Of Sea

We will keep you updated

  • Home
  • Video
  • Chartering Terms
  • Rule of the Road (COLREG)
    • Nautical Flags
    • Rule of the Roads – CARDS
  • Tanker Definitions
  • Downloads
  • ORAL NOTES
    • ORAL NOTES- 2ND OFFICER
    • ORAL NOTES- CHIEF MATE
  • About Me
  • Home
  • Page 10
EMERGENCY INERTING  OF BALLAST TANKS
Shipboard operation

EMERGENCY INERTING  OF BALLAST TANKS

adminJune 24, 2023June 24, 2023

Opposite each ballast tank there is a spur pipe off the 200mm IG line to the cargo tanks, which is…

LIFERAFTS
LSA & FFA

LIFERAFTS

adminJune 22, 2023June 22, 2023

There are four sixteen person liferafts stowed close by each lifeboat on the main deck and one 6 man liferaft…

Emergency Fire Pump
Engine Room Operations

Emergency Fire Pump

adminJune 21, 2023June 21, 2023

The emergency fire pump is located in the emergency fire pump space inside the steering gear flat. The pump is…

GENERAL SERVICE AIR SYSTEM
Engine Room Operations

GENERAL SERVICE AIR SYSTEM

adminJune 21, 2023June 21, 2023

The general service air system is supplied by one electric motor driven air compressor operating at a pressure of 6.9MPa.…

STARTING AIR SYSTEM
Engine Room Operations

STARTING AIR SYSTEM

adminJune 20, 2023June 20, 2023

The starting air system is supplied by two main starting air compressors that supply two 5.0m3 starting air receivers. The…

STEERING GEAR
Engine Room Operations

STEERING GEAR

adminJune 18, 2023June 18, 2023

The steering gear consists of two rams and four cylinders that are driven by two electrically driven pumps. The pumps…

DOMESTIC  FRESH WATER SYSTEM
Engine Room Operations

DOMESTIC  FRESH WATER SYSTEM

adminJune 17, 2023June 17, 2023

Fresh water for domestic use is stored in the fresh water tank located in the steering gear room. Drinking water…

STRIPPING PUMP AND EDUCTORS
Cargo handling

STRIPPING PUMP AND EDUCTORS

adminJune 15, 2023June 15, 2023

The stripping pump is a steam driven, double stroke, reciprocating type pump, controlled  from the cargo console in the CCR.…

CARGO PUMPS
Cargo handling

CARGO PUMPS

adminJune 10, 2023June 10, 2023

Normally on oil tankers the main cargo pump system consists of three vertical centrifugal single stage double suction type cargo…

DECK FOAM FIRE EXTINGUISHING SYSTEM
Shipboard operation

DECK FOAM FIRE EXTINGUISHING SYSTEM

adminJune 8, 2023June 8, 2023

The foam system supplies foam to eight monitors at various points on upper deck. The liquid foam making chemical is…

Posts navigation

Older posts
Newer posts

Categories

  • Bulk Carrier
  • Cargo handling
  • Engine Room Operations
  • LSA & FFA
  • Maritime Industry
  • Maritime Law
  • Merchant Shipping
  • Navigation
  • Rules and Regulation
  • Ship Construction
  • Shipboard operation
  • Stability
  • Tanker
  • Uncategorized

Blog is primarily for candidates appearing for certificate of competency exams but such is the detail that while being equally suitable for the beginner, it is also reference work for experienced seaman, and the layout and style of blog make it suitable for shipboard training where practical experience can be allied to the theoretical approach.

Recent Comments

  • admin on Dry Docking (Theory & Numericals)
  • Stelios Karamplakas on Dry Docking (Theory & Numericals)
  • Farid OMARI on Demurrage
  • admin on Tanker Cargo Calculations
  • Rex piloton on Tanker Cargo Calculations

Copyright © 2018 knowledge of sea – All Rights Reserved.

If you’re unsure about what type of training will work best for you, just tell us a little more about your needs. We will get back to you as soon as possible with the answers you need!

All answers will be from sailor mouth, who is practically working on board.

September 2025
S M T W T F S
 123456
78910111213
14151617181920
21222324252627
282930  
« Mar    
Copyright © 2025 Knowledge Of Sea | Newspulse Magazine by Ascendoor | Powered by WordPress.