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
Finding Earth Fault on 220V Circuit
Finding an Earth Fault on a 220V circuit is comparatively difficult than a 440V circuit. The main reason being the lighting circuits found all round the vessel. However, any earth fault alarm with respect to a 220V circuit is usually … Continue reading →
How to find out an Earth Fault?
.earth fault The seriousness of the action to be taken on an Earth Fault depends on the part of the electrical system it affects. Conventional ships which operate on 3 Phase, 440V, have earth fault indicators installed on all three … Continue reading →
A General Overview of Engine Room Crane and Safety Features
The engine room crane consists of a motor coupled with wire drum so that the motor can lift or lower the crane hoist by winding or unwinding the wire over the drum. The whole system is then fitted in a … Continue reading →
ER Overhead crane electric diagram and safeties:
Electric diagram: .overhead crane .ohc .oc .oh crane
Mandatory High Voltage Safety Equipment:
Mandatory High Voltage Instruments for Ships Safety Equipment: Testing and Measurement Devices: Note on Polarization Index: PI testing equipment is designed to measure the insulation resistance of electrical systems over time. The test involves applying a high DC voltage to … Continue reading →
High Voltage Operation, Maintenance Safety Procedure
Personal Protective Equipment (PPE) Essential PPE for High Voltage Work: Glove Testing: High Voltage Operation Procedure Pre-Work Steps: Earthing Process: Permit to Work: Safety Measures Workspace Setup: Work Procedure: Transformer Isolation
High Voltage Safety:
.hv safety .hv .high voltage safety Personnel who are required to routinely test and maintain HV equipment should be trained in the necessary practical safety procedures and certified as qualified for this duty. Safety equipment should be used by electrical workers … Continue reading →
MAIN SWITCHBOARD SAFETY DEVICES
.switchboard safety device .switch board safety device .msb The main switchboard (MSB) on a ship is a critical component of the electrical power distribution system. To ensure safe and reliable operation, various safety devices and measures are implemented. Here are … Continue reading →
Alternate Marine Power (AMP) or Cold Ironing
.cold ironing Alternate Maritime Power or AMP is an anti-pollution measure which helps in reducing air pollution generated from diesel generators by using shore electric power as a substitute. AMP is used when the ship is stay at port, required … Continue reading →
Causes of motor running hot
.motor running hot 1. Electrical overload caused by excessive voltage supply or overwork by drawing more current will lead to overheating issues. As the motor works harder or under unusual load, heat will be the chief byproduct, leading to failure. 2. Low … Continue reading →