Curriculum Explorer
Search the LNG body of knowledge.
Find technical subjects by system, equipment, discipline, role, document or level. Use the Digital LNG Plant when you want process sequence; use this explorer when you know what you need to find.
Technical results
42 topics match
LNG Properties, Cryogenics and Phase Behavior
Build the physical foundation needed to understand why LNG equipment, materials, operating limits and safeguards are different from conventional ambient-temperature hydrocarbon systems.
Whole LNG value chain
Open technical topicProcess Flow Diagrams (PFDs) for LNG Facilities
Learn to read an LNG process at system level by following major equipment, streams, operating conditions and material or energy flows on a PFD.
Process engineering
Open technical topicPiping & Instrumentation Diagrams (P&IDs)
Develop the ability to read the detailed relationship among process piping, valves, instruments, equipment, control loops and safeguards on LNG P&IDs.
Process, piping and controls
Open technical topicCentrifugal Compressors in LNG Service
Understand the operating principles, performance limits, major components, auxiliaries and protection philosophy of centrifugal compressors used in LNG and gas-processing facilities.
Compression systems
Open technical topicBoil-Off Gas (BOG) Compressors
Study the role of BOG compressors in controlling LNG tank and transfer-system vapor generation while maintaining a stable vapor-handling path.
BOG management
Open technical topicCompressor Anti-Surge Control
Understand why surge is damaging, how an anti-surge controller protects the compressor and why recycle-valve response, instrumentation quality and operating margin matter.
Compression systems
Open technical topicCryogenic In-Tank Pumps
Study submerged LNG pumps, pump columns, motor arrangement, hydraulic behavior and the operating considerations that arise from cryogenic service.
LNG storage and transfer
Open technical topicLNG High-Pressure Sendout Pumps
Understand how high-pressure LNG pumps raise liquid pressure before vaporization and how their hydraulic operating envelope connects storage, recondenser and vaporizer systems.
Regasification
Open technical topicPressure Safety Valves (PSVs)
Understand the purpose, terminology and process-safety role of pressure safety valves protecting LNG equipment and piping against credible overpressure scenarios.
Pressure relief
Open technical topicEmergency Shutdown Valves (ESDVs)
Learn how ESDVs isolate inventories or process sections during defined shutdown scenarios and how valve fail position, actuator design and shutdown logic fit into the protective architecture.
Emergency shutdown
Open technical topicBlowdown Valves (BDVs) and Depressurization
Understand how BDVs support controlled depressurization of process inventories during shutdown or emergency scenarios and why blowdown capacity, destination and timing are engineering decisions.
Depressurization and flare
Open technical topicControl Valves and Final Control Elements
Study how control valves convert controller output into process action and how sizing, trim, actuator behavior, positioners and process conditions affect controllability.
Process control
Open technical topicDCS, SIS and Emergency Shutdown Systems
Understand the different roles of the distributed control system, safety instrumented system and emergency shutdown functions in an LNG facility.
Automation and safeguarding
Open technical topicFire & Gas Detection Systems in LNG Facilities
Study the detection and response architecture used to identify flammable gas, fire or cryogenic release hazards and initiate alarms or protective actions.
Fire and gas protection
Open technical topicLNG Storage Tanks and Tank Systems
Understand the major systems around LNG storage tanks, including containment, insulation, instrumentation, pressure management, pump columns and safeguards.
LNG storage
Open technical topicLNG Stratification and Rollover
Study how LNG layers with different density and composition can form, evolve and potentially mix rapidly, producing increased boil-off gas generation.
LNG storage
Open technical topicBoil-Off Gas Management
Understand the sources, collection, compression, recovery and disposition of BOG across storage, unloading, loading and regasification operations.
Storage, transfer and sendout
Open technical topicLNG Recondenser Systems
Study how a recondenser uses subcooled LNG to absorb and condense BOG while supporting stable suction conditions for high-pressure sendout pumps.
BOG recovery and sendout
Open technical topicLNG Regasification Process
Follow LNG from storage through pumping, BOG recovery, vaporization, metering and pipeline sendout.
Terminal sendout
Open technical topicOpen Rack Vaporizers (ORVs)
Understand how ORVs transfer heat from seawater to pressurized LNG, and how seawater flow, icing, materials and outlet temperature affect operation.
LNG vaporization
Open technical topicSubmerged Combustion Vaporizers (SCVs)
Study the operating principle of SCVs, where combustion heats a water bath that transfers heat to LNG flowing through submerged coils.
LNG vaporization
Open technical topicLNG Marine Loading Arms and Transfer Systems
Understand the mechanical, hydraulic and shutdown functions of LNG loading arms used for liquid and vapor transfer between terminal and vessel.
Ship-shore transfer
Open technical topicLNG Custody Transfer and Metering
Explore how LNG quantity and quality are measured for custody transfer, including tank gauging, temperature, composition and energy calculations.
Cargo measurement
Open technical topicLNG Liquefaction and Refrigeration Systems
Understand how refrigeration cycles progressively remove heat from treated natural gas until it becomes LNG, and how compressors, refrigerants and cryogenic heat exchangers interact.
Liquefaction train
Open technical topicMain Cryogenic Heat Exchanger (MCHE)
Study the role of the MCHE in cooling and liquefying treated natural gas through close thermal integration with one or more refrigerant circuits.
Cryogenic heat exchange
Open technical topicNatural Gas Dehydration for LNG
Understand why water must be removed to very low levels before cryogenic liquefaction and how adsorption-based dehydration systems are operated and regenerated.
Pretreatment
Open technical topicAcid Gas Removal in LNG Pretreatment
Study the removal of carbon dioxide and hydrogen sulfide from feed gas to meet LNG process specifications and protect cryogenic equipment.
Pretreatment
Open technical topicCryogenic Valves, Materials and Low-Temperature Design
Understand how cryogenic temperature affects valve construction, materials, stem arrangements, sealing, thermal contraction and isolation strategy in LNG service.
Cryogenic piping and isolation
Open technical topicDry Gas Seals for Centrifugal Compressors
Study the purpose, arrangement and monitoring of dry gas seals used to limit process-gas leakage from centrifugal compressors.
Compressor sealing systems
Open technical topicCompressor Performance Monitoring
Understand how operators and engineers use pressure, temperature, flow, vibration and map position to evaluate centrifugal-compressor performance and degradation.
Compression systems
Open technical topicFlare, Vent and Safe Disposal Systems
Study how relief, depressurization and vent streams are collected and routed to controlled disposal systems during normal, upset and emergency conditions.
Pressure disposal and emergency systems
Open technical topicNitrogen and Inert Gas Systems
Understand the use of nitrogen for purging, inerting, padding and maintenance support across LNG facilities.
Utilities and purging
Open technical topicInstrument Air Systems
Understand how clean, dry compressed air supports control valves, shutdown valves and pneumatic instrumentation throughout an LNG facility.
Utilities and control support
Open technical topicFuel Gas Systems in LNG Facilities
Study how fuel gas is conditioned, pressure-controlled and distributed to fired equipment, vaporizers, turbines or other consumers.
Fuel supply and conditioning
Open technical topicLNG Tank Instrumentation and Inventory Measurement
Understand the level, temperature, pressure and density-related measurements used to monitor LNG tank inventory and thermal condition.
LNG storage instrumentation
Open technical topicLNG Vapor Return Systems
Study how vapor is returned between ship and shore during LNG transfer to manage displacement vapor and pressure.
Ship-shore vapor balance
Open technical topicLNG Bunkering Operations
Understand the technical and operational framework for transferring LNG as marine fuel, including transfer modes, interfaces, vapor management and emergency coordination.
Marine fuel transfer
Open technical topicLNG Commissioning, Purging and Cooldown
Study the staged preparation of LNG systems for hydrocarbon introduction, including cleanliness, leak testing, inerting, purging and controlled cooldown.
Commissioning and startup preparation
Open technical topicLNG Facility Startup and Shutdown Philosophy
Understand the system dependencies, sequencing and stabilization concepts that shape startup, normal shutdown and emergency shutdown of LNG facilities.
Integrated operations
Open technical topicLNG Spills, Vapor Dispersion and Thermal Hazards
Understand the physical behavior of released LNG, vapor cloud formation, dispersion influences and the principles behind spill containment and emergency planning.
LNG hazard management
Open technical topicProcess Hazard Analysis: HAZOP and LOPA Concepts
Understand how structured process-hazard studies identify deviations, causes, consequences, safeguards and risk-reduction needs in LNG facilities.
Process safety analysis
Open technical topicORV Seawater Intake and Circulation Systems
Study the seawater intake, screening, pumping and distribution systems that support open rack vaporizer operation.
Open rack vaporizer utilities
Open technical topicRole curriculum maps
Or start from the job.
LNG Plant Operator
A system-first pathway for understanding LNG process flow, equipment, storage, BOG, sendout and the safeguards that shape normal and abnormal operation.
Open role mapLNG Control Room Operator
A control-focused pathway connecting process behavior, DCS/SIS functions, alarms, control valves, compressor protection and emergency response logic.
Open role mapLNG Mechanical Technician
An equipment-focused pathway covering LNG pumps, compressors, valves, loading systems and the cryogenic constraints that affect maintenance work.
Open role mapLNG Process Engineer
A process-engineering pathway spanning pretreatment, liquefaction, storage, BOG, regasification and the drawings and control relationships that connect them.
Open role mapInstrumentation & Controls Technician
A control-system pathway linking field instruments, valves, DCS/SIS architecture, ESD functions, fire & gas and compressor protection.
Open role mapLNG Marine & Terminal Specialist
A terminal-interface pathway covering LNG storage, loading arms, vapor return, custody transfer, BOG and ship-shore emergency coordination.
Open role map