What is the role of pressure vacuum (PV) valve on ships??

Steering Mariners
Steering Mariners
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This video answers an important oral exam question asked of mariners. The use of pictures aid understanding. Knowledge gained from this video helps in ship safety.
Contents of this video will benefit mariners preparing for exams (written and oral examinations).
Mariners will also benefit by watching the following videos:

Ship Construction
Stiffening of ship’s plates: Stiffening of ship’s plates - Ship Co...
Forces experienced by a ship: Forces experienced by a ship - Sheari...
Torsion of the hull and local stresses: Torsion of the hull and local stresse...
Stress distribution and deflection simulation: Stress Distribution and deflection si...
Longitudinal and transverse framing systems: Longitudinal and Transverse Framing S...
Principle dimensions of a vessel: Are you familiar with the principle d...
Difference between GRT and NRT: Watch this video to finally understan...
Pumping and piping arrangements on a vessel: Don't let the Pumping and Piping arra...
Form coefficients: What are Form Coefficients and why is...
Information derived from a ship’s lines plan: What information can you derive from ...
Ship’s plan: What kind of information can you obta...
How a ship is built: Watch this video to know the story be...
Design limitations of bulk carrier: Why design limitations of Bulk Carrie...
How can a ship lose its class: How can a ship lose its class (Classi...
Types of survey conducted on ships: What are the types of survey conducte...
How is the bulbous bow of a ship constructed? How is the Bulbous Bow of a ship cons...
What are the different types of ship rudders? What are the different types of ship ...

Bridge Watchkeeping:
Contents of a GMDSS radio logbook: Contents of a GMDSS radio logbook
Pilot card, wheelhouse poster and Manoeuvring booklet: Display of maneuvering information on...
Avoidance of false distress alerts: Avoidance of false distress alerts - ...
Ship reporting systems: Ship reporting system (SRS) - General...
Ship routeing system: Ship’s Routeing System - Purpose and ...
Master-pilot information exchange: Master - pilot information exchange -...
Factors deciding the composition of engine room: Factors deciding the composition of a...
Factors deciding the composition of a bridge watch: Factors to be taken into account when...
Contents of a pilot card: Contents of a Pilot Card used on ship...
IMO guidelines for piracy waters: IMO guidelines for ships entering pir...
Decision support system: Decision support systems for Masters ...
Use of ground tackle for beached vessel: The use of Ground Tackle when a vesse...
Heaving to: What is the meaning of the term "Heav...
Accidents using watertight doors: Accidents when using power-operated w...
Master-Pilot relationship: Master - pilot relationship
Gross tonnage and Net tonnage: Gross Tonnage and Net Tonnage - Defin...
Elements of an effective master-pilot relationship: Elements of an effective master-pilot...
Contents of master-pilot information exchange form: Contents of a master-pilot informatio...
IMO guidelines on master-pilot relationship: IMO guidelines on master-pilot relati...
Parts of a multi-purpose ship: Parts of a multi-purpose ship - early...
Pilot ladders with illegal trap doors: What are Pilot ladders with illegal t...

Search and Rescue:
Duties of the SAR mission coordinator: Duties of the search and rescue (SAR)...
Duties of the on-scene commander: Duties of the On-Scene Commander duri...
Rescue form a disabled ship: Rescuing crew and Passengers from a d...
Track line search: Track Line Search - Search and Rescue
Contour Search: Contour Search - Search and Rescue
Expanding square search: Expanding Square Search - Search and ...
Parallel sweep search: Parallel Sweep Search - Search and Re...
Coordinated vessel aircraft search: Coordinated vessel aircraft search pa...
Sector search: Sector Search - Search and Rescue
Search and rescue helicopter: Search and Rescue Helicopter Hi-Line ...
Computing the search area: Computing the Search Areas for Search...

Shipboard Emergencies:
Beaching a vessel: Shipboard Emergency - Beaching (Inten...
Collision: Ship Emergencies - Collision (Actions...
Steering failure: Steering failure - Shipboard Emergenc...
Man overboard: Man Overboard - Shipboard Emergency (...
Stranding: Stranding of vessel - Shipboard Emerg...
Scouring: Scouring of a stranded or grounded ve...
Contingency plan for grounding: Contingency plan for Grounding - an e...
Fire if port: Actions if vessel catches fire in por...
SOPEP: Shipboard oil pollution emergency pla...
Towing another vessel: Towing another vessel in emergency - ...
Schedule of drills as per SOLAS: Schedule of drills as per SOLAS - Aba...
Damage stability booklet and control plans: Damage Stability Booklet and Damage C...
What happens in BLOW BACK when using a fire extinguisher? What they don't teach you in fire - f...
How to deal with blow back? How to deal with a fire extinguisher ...
2 سال پیش در تاریخ 1401/07/18 منتشر شده است.
6,526 بـار بازدید شده
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