Engr. Shafiul Bari
Marine Engineering Expert
Shafiul Bari is a seasoned Marine Engineer with extensive experience in ship design, maintenance, and marine propulsion systems. With a deep technical knowledge of ship engineering and a passion for advancing maritime technology, Shafiul shares practical insights and expert advice to help marine professionals and enthusiasts better understand the complexities of ship systems. Through his website, he aims to bridge the gap between technical theory and real-world application, fostering a community of informed and skilled maritime engineers. When not immersed in ship engines and technical manuals, Shafiul enjoys exploring the latest innovations in marine technology and mentoring aspiring marine engineers.
Articles by Engr. Shafiul Bari
Sewage Treatment Plant:
.stp .sewage treatment plant Overview of Sewage Treatment Plant on Ships Sewage Treatment Plants (STPs) are crucial systems on ships for processing and treating wastewater before discharge. Proper maintenance and regular checks are essential for ensuring the STP’s efficient operation, … Continue reading →
Pumping Systems:
Net Positive Suction Head and Its Significance? .npsh What is an NPSH curve and what is its significance? Answer: The NPSH curve displays the minimum required inlet pressure (expressed in m) allowing the pump to pump ir accordance with the … Continue reading →
What is Portable Foam applicator?
Portable foam applicators A portable foam applicator unit shall consist of a foam nozzle of an inductor type capable of being connected to the fire main by a fire hose, together with a portable tank containing at least 20 L … Continue reading →
Types of Mechanical Seals for Centrifugal Pumps
Design A basic mechanical seal contains three sealing points. 1.The stationary part of the seal is fitted to the pump housing with a static seal –this may be sealed with an o-ring or gasket clamped between the stationary part and … Continue reading →
Corrosion
.corrosion Corrosion is the deterioration of a material because of its interaction with its surroundings Hot Corrosion: It occurs due to the presence of Vanadium (Va) and Sodium (Na) in the fuel oil and affects exhaust passage of the engine. Creates … Continue reading →
Rudder Drop:
.rudder drop Article link: https://sailorstaan.com/life-at-sea/jumping-clearance-and-its-purpose/ Rudder drop is defined as the wear down of the rudder carrier bearing as a result of the mechanical forces acting on it, namely buoyancy force (with which the rudder stock would ascend and damage … Continue reading →
Rudder
.rudder Rudder types: →Balanced Rudder→Semi-balanced Rudder→Unbalanced Rudder The choice of rudder type depends on→the shape of the stem,→the type of vessel,→the size of the rudder required and→the steering gear available. Parts of rudder: Balanced rudders or spade rudders: This rudder … Continue reading →
Steering Gear
## Role of a Chief Engineer to Keep Steering Gear Healthy .steering gear healthy .healthy .healthy steering gear ### 1. Service & Maintenance Schedule – Follow the comprehensive service & maintenance schedule for the ship’s steering gear system as per … Continue reading →
Ensure no fire event in engine room:
Engine room fire free .engine room fire free .fire free .no fire event .no er fire .er fire free .erf
Master solenoid valve
The master solenoid is installed after the receiver, which is controlled by the control unit. In case of sudden stoppage of the compressor, the master solenoid also closes, avoiding the flooding of the evaporator with refrigerant liquid. Thermostatic expansion valve … Continue reading →