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Chief Engineer's Log
"Decarbonization & Technical Insights for Maritime Leaders"
  • Technician inspecting an industrial valve with a handheld diagnostic device
    Engine Room Management | Maintenance & PMS | Planned Maintenance & Reliability | Predictive Maintenance | Troubleshooting

    The Vibration I Explained Away Three Times Before It Was a Bearing

    Bychiefengineerslog 15 September 2026

    The Vibration I Explained Away Three Times Before It Was a Bearing | Chief Engineer’s Log Chief Engineer’s Log Decarbonization & Technical Insights for Maritime Leaders Chief Engineer Log · Subscribe Free Real Maintenance Stories · 25+ Years in the Field The Vibration I Explained Away Three Times Before It Was a Bearing I did…

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  • Tired industrial operator monitoring equipment beside a computer and logbook
    Engine Room Management | Maintenance & PMS | Planned Maintenance & Reliability | Predictive Maintenance | Watchkeeping & Resource Management

    The Line I Deleted From the Handover Log

    Bychiefengineerslog 9 September 20268 September 2026

    The Line I Deleted From the Handover Log | Chief Engineer’s Log Chief Engineer’s Log Decarbonization & Technical Insights for Maritime Leaders Chief Engineer Log · Subscribe Free Real Maintenance Stories · 25+ Years in the Field The Line I Deleted From the Handover Log Nothing I almost wrote was false. That’s exactly what made…

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  • Ship control room emergency response scene
    Calculators (CII, Fuel, Emissions) | CII Practical Guide | CII/EEXI Implementation Support | EEXI Implementation | Energy & Efficiency Management | Energy Efficiency Measures | Environmental | EU ETS for Shipping | SEEMP Part III

    The Ten Minutes We Ran Without the Power Limiter

    Bychiefengineerslog 2 September 2026

    The Ten Minutes We Ran Without the Power Limiter | Chief Engineer’s Log Chief Engineer’s Log Decarbonization & Technical Insights for Maritime Leaders Chief Engineer Log · Subscribe Free Real Maintenance Stories · 25+ Years in the Field The Ten Minutes We Ran Without the Power Limiter A squall turned a routine transit through a…

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  • Large tanker anchored in harbor at dusk with cargo ships behind it
    Calculators (CII, Fuel, Emissions) | CII Practical Guide | CII/EEXI Implementation Support | Documentation & Compliance | EEXI Implementation | Energy & Efficiency Management | EU ETS for Shipping | SEEMP Part III

    The Fourteen Days Adrift That Cost Us a CII Grade

    Bychiefengineerslog 25 August 202623 August 2026

    The Fourteen Days Adrift That Cost Us a CII Grade | Chief Engineer’s Log Chief Engineer’s Log Decarbonization & Technical Insights for Maritime Leaders Chief Engineer Log · Subscribe Free Real Maintenance Stories · 25+ Years in the Field The Fourteen Days Adrift That Cost Us a CII Grade A lost fixture sent us digging…

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  • The AI Alert I Dismissed, and Wished I Hadn’t
    AI in Ship Operations | Predictive Maintenance | Smart Ship Case Studies

    The AI Alert I Dismissed, and Wished I Hadn’t

    Bychiefengineerslog 10 August 202610 August 2026

    The AI Alert I Dismissed, and Wished I Hadn’t Chief Engineer’s Log Subscribe Free Real Maintenance Stories · 25+ Years in the Field The AI Alert I Dismissed, and Wished I Hadn’t The condition monitoring system flagged an anomaly on the turbocharger. I had seen a hundred false alarms from that same system. This was…

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  • Why SEEMP Part III Is More Than a Compliance Document
    Calculators (CII, Fuel, Emissions) | CII Practical Guide | CII/EEXI Implementation Support | CMMS & Data Analytics | Compliance Toolkits | Documentation & Compliance | EEXI Implementation | Energy & Efficiency Management | Energy Efficiency Measures | EU ETS for Shipping | SEEMP Part III | Training & Mentoring

    Why SEEMP Part III Is More Than a Compliance Document

    Bychiefengineerslog 29 July 2026

    Why SEEMP Part III Is More Than a Compliance Document Chief Engineer Log Subscribe Free Real Maintenance Stories · 15+ Years in the Field Why SEEMP Part III Is More Than a Compliance Document I treated it as paperwork for two years. Then a D rating and a very uncomfortable meeting with the technical director…

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  • The Bunker Delivery Note That Didn’t Match the Tank
    Bunkering | Case Studies | Marine fuels and Bunkering | Risk & Emergency Management | Training & Mentoring

    The Bunker Delivery Note That Didn’t Match the Tank

    Bychiefengineerslog 14 July 2026

    The Bunker Delivery Note That Didn’t Match the Tank Chief Engineer Log Subscribe Free Real Maintenance Stories · 15+ Years in the Field The Bunker Delivery Note That Didn’t Match the Tank The paperwork said 380 metric tons. The tank said something very different. Here’s what I learned about trusting numbers on paper over numbers…

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  • The Grease Nipple Nobody Touched: How Small Maintenance Lies Become Big Failures
    Engine Room Management | Maintenance & PMS | Planned Maintenance & Reliability | Risk & Emergency Management | Training & Mentoring

    The Grease Nipple Nobody Touched: How Small Maintenance Lies Become Big Failures

    Bychiefengineerslog 8 July 2026

    The Grease Nipple Nobody Touched: How Small Maintenance Lies Become Big Failures Chief Engineer Log Subscribe Free Real Maintenance Stories · 15+ Years in the Field The Grease Nipple Nobody Touched: How Small Maintenance Lies Become Big Failures Forty thousand dollars, three weeks of downtime, and a bearing that seized because of a checkbox that…

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  • The Pump Was Running, But Nobody Asked Why the Pressure Was Falling
    Maintenance & PMS | Planned Maintenance & Reliability | Predictive Maintenance | Risk & Emergency Management | Troubleshooting

    The Pump Was Running, But Nobody Asked Why the Pressure Was Falling

    Bychiefengineerslog 23 June 2026

    The Pump Was Running, But Nobody Asked Why the Pressure Was Falling Chief Engineer Log Subscribe Free System Monitoring · Preventive Maintenance The Pump Was Running, But Nobody Asked Why the Pressure Was Falling A system in motion is not the same as a system in health. Engineering organizations miss catastrophic failures because they’re measuring…

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  • The Most Dangerous Troubleshooting Method: Guessing With Confidence
    Maintenance & PMS | Planned Maintenance & Reliability | Training & Mentoring | Troubleshooting | Watchkeeping & Resource Management

    The Most Dangerous Troubleshooting Method: Guessing With Confidence

    Bychiefengineerslog 17 June 2026

    The Most Dangerous Troubleshooting Method: Guessing With Confidence Chief Engineer Log Subscribe Free Troubleshooting · Engineering Procedure The Most Dangerous Troubleshooting Method: Guessing With Confidence The engineer who admits uncertainty and looks for data is safer than the one who feels their way to a diagnosis. Here’s why guessing masquerades as experience—and destroys equipment in…

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  • Home
  • Maritime Operations
    • Troubleshooting
    • Maintenance & PMS
      • Auxiliary engines
      • Auxiliary machineries
        • Boilers
        • Purifiers
        • Filtering equipment
      • Bridge Equipment
      • Deck equipment
      • Electrical and Automation
      • Fuel injection system
      • Marine fuels and Bunkering
        • Bunkering
        • Marine Fuels
      • Vessel propulsion
        • Main engines
          • Cylinder Unit
          • Scavenging and Turbocharging
        • Propeller
        • Thrusters
      • Water treatment
        • Boiler’s water treatment
        • Cooling water treatment
    • Safety & Procedures
    • Engine Room Management
      • Watchkeeping & Resource Management
      • Planned Maintenance & Reliability
      • Documentation & Compliance
      • Energy & Efficiency Management
      • Risk & Emergency Management
      • Training & Mentoring
    • Case Studies
  • Digitalization & AI
    • AI in Ship Operations
    • CMMS & Data Analytics
    • Digital Twins
    • Predictive Maintenance
    • Smart Ship Case Studies
  • Decarbonization & Compliance
    • CII Practical Guide
    • EEXI Implementation
    • Energy Efficiency Measures
    • EU ETS for Shipping
    • SEEMP Part III
  • Resources
    • Calculators (CII, Fuel, Emissions)
    • Compliance Toolkits
    • Playbook & Guides
    • Templates & Checklists
    • Training Materials
  • Services (B2B)
    • Audit Preparation
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