LPG Carrier Reliquefaction System Explained Pressure Control, Thermodynamics & Failure Scenarios

🚢 LPG Carrier Reliquefaction System Explained In this MarineLearn technical training video, we explain how LPG carrier reliquefaction systems control cargo tank pressure during sea voyage operations. This video covers: ✔ Why cargo tank pressure rises at sea ✔ Heat ingress and boil-off generation ✔ Reliquefaction operational flow ✔ Compressor and condenser operation ✔ Pressure-temperature relationship ✔ Cargo thermodynamics ✔ Failure scenarios and operational risks ✔ Cargo Control Room (CCR) trend monitoring ✔ Practical operational lessons for LPG cargo operations Designed for: LCHS LPG Cargo Course students Junior cargo engineers Deck officers Maritime professionals Simulator trainees This video uses simplified training diagrams and operational explanations to help students understand real onboard cargo system behavior. ⚠️ Operational Focus: Reliquefaction controls tank pressure by removing heat from the cargo system through vapour extraction, compression, condensation, and liquid return. 📘 MarineLearn Practical Knowledge for Maritime Professionals #LPGCarrier #Reliquefaction #LPGCargo #MarineEngineering #CargoOperations #LCHS #GasCarrier #MarineLearn #CargoEngineering #Thermodynamics #MaritimeTraining #ShipOperations #CargoControlRoom #MarineSimulator #LPGTraining DISCLAIMER This video is created for maritime educational and training purposes only. The operational sequences, diagrams, values, and explanations presented are simplified for instructional understanding and may vary depending on vessel design, cargo type, manufacturer recommendations, company procedures, class requirements, and onboard operational practices. Always follow: Company SMS procedures Manufacturer manuals Approved cargo handling guides International regulations Senior officer instructions MarineLearn is not responsible for operational decisions made based on this educational content. This content is intended to support maritime learning, simulator familiarization, and technical understanding for maritime professionals. Welcome to MarineLearn, providing practical knowledge for maritime professionals. This video explains the reliquefaction system for "lng" cargo tanks, detailing how heat absorption causes boil-off vapor and increases tank pressure, which is crucial for any "gas carrier" operation. We illustrate the reliquefaction process, involving compression and condensation, and discuss common failure scenarios and corrective actions, offering essential insights into "liquefied natural gas" handling and related "fluid mechanics".