Author: Shafiul Bari

Shafiul Bari is a professional engineer with a passion for learning and sharing knowledge. Whether you're here to learn about engineering, discuss the latest book you've read, or share parenting tips, I'm excited to engage with you. Feel free to explore my blog posts and reach out with any questions or thoughts. Together, we can create a community of continuous learning and growth.

Stern Tube Seal Renewal Procedure in Dry Dock

Stern Tube Seal Renewal Procedure in Dry Dock Preparation Phase System Familiarization Check maker’s instruction manual for key points, draining procedures, and service records Review previous records (dry dock reports, seal renewal records, wear down reports) Verify and update TALISHAFT MONITORING records Prepare dry dock specification and maintenance plan for office approval Equipment and Supplies […]

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Enclosed Space Definition and Entry Procedure

Enclosed Space Definition and Entry Procedure Definition of Enclosed Spaces Enclosed spaces are areas with limited openings for entry and exit, inadequate ventilation, and not designed for continuous worker occupancy. The atmosphere in these spaces may be oxygen-deficient or oxygen-enriched, and/or contain flammable and/or toxic gases or vapours, presenting a risk to life[1]. Common Enclosed […]

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Viscosity Regulator System

Viscosity Regulator System Differential Pressure (DP) Cell Contains glycerin, which is heavier than oil Oil pressure on top of glycerin transmits to a diaphragm Pressure difference is sensed electrically and generates a signal This signal is fed to a cascade controller as Process Value (PV) Cascade Controller Receives PV from the DP cell Uses a […]

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Infant Formula and Feeding Guide for 10-Month-Olds

Infant Formula and Feeding Guide for 10-Month-Olds Risks of Concentrated Formula Preparing infant formula more concentrated than recommended can lead to severe health complications for babies, including: Hypernatremic dehydration (water-sodium imbalance) Seizures and neurological problems Nutritional imbalances affecting growth and development Increased kidney stress Digestive issues like constipation or vomiting Important: Always follow the exact […]

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Risk Assessment Matrix

No. Hazard Consequences Existing Controls / Safeguards Existing Risk Final Risk Person in Charge Name Date Reference to Procedure Precautions to Take Likelihood/ Consequence Residual Risk Likelihood/ Consequence Residual Risk Ensuring Control Measure in Place 1 Electrical sys. not isolated Elec. shock injury to personnel Damage to machinery COSWP 19.14, IEE & 4 STCW-95 Put […]

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Emergency Generator Auto Starting System

Emergency Generator Auto Starting System The circuit diagram is an Emergency Generator Auto Starting System. Here’s a breakdown of its components and functionality: Main Components 3 Phase Transformers: These are used to step down or step up voltages as needed. The diagram shows connections for both 440V and 220V systems. Emergency Generator (EG): This is […]

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Maintaining Vessel Maneuverability as a Chief Engineer

Maintaining Vessel Maneuverability as a Chief Engineer As a Chief Engineer onboard a ship, maintaining vessel maneuverability is crucial for safe and efficient operations. Here are key practices to ensure optimal maneuverability: Regular Maintenance Conduct routine inspections and maintenance on critical systems: Propulsion system: Regularly service the main engine, gearbox, and propeller Steering gear: Perform […]

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Seawater Splashing on Marine Motors: A Critical Issue

Seawater Splashing on Marine Motors: A Critical Issue On ocean-going vessels, seawater splashing on motors presents a significant threat to the longevity and performance of marine electrical systems. This constant exposure to saltwater requires careful consideration and preventive measures. Effects of Seawater Exposure Accelerated Corrosion: Saltwater rapidly accelerates corrosion in metal components, leading to premature […]

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