Solidification TRIZ Cases

NOx in oxycombustion gas complicates CO2 distillation; a dedicated removal column and exchanger integration improve purity and energy use.

See how high space velocity adsorption removes NOx from hydrocarbon streams before low-temperat

See how merging cryogenic liquid vaporization with natural gas liquefaction in one heat exchang

See how condensed vapor from one LPG cargo type cools and condenses vapor from a second cargo,

See how adding a CO₂-rich contaminant stream to low-CO₂ feed enables efficient dehydration and

See how heated condenser water is reused to cool compressors in series, reducing total water fl

See how a single-heater TEPSA design integrates heating within adsorbent vessels to minimize he

See how distribution-type identification and adaptive control limits reduce false alarms in sta

See how distillation with CO₂ wash recycle recovers >98% helium from high-CO₂ feeds above −82.7

See how integrated heat and mass transfer within a single fractionation vessel eliminates exter

See how a horizontal Claus sulfur condenser with integrated catalyst degasses polysulfanes duri

Separating natural-gas and refrigerant cooling preserves nitrogen concentration and reduces nitrogen rejection unit feed by 10% to 15%.

A vessel system compresses BOG and uses cargo-tank cold energy in a heat exchanger to recover fuel and reduce reliquefaction complexity.

See how staged membrane separation and condensation recover unreacted olefins from effluent str

A cryogenic column sleeve routes feed gas through a wall passage to prevent CO2 buildup and column plugging.

See how sweep-based membrane separation at intermediate pressure and temperature enables polyme

See how segmented compression of gaseous and liquid fractions enables HFO-1234yf production at

See how a nitrogen-neon refrigerant mixture remains gaseous at high pressure to reduce energy u

See how three-stage separation with intermediate pressure drums and partial stream recirculatio

A cooled modified zeolite 4A bed removes oxygen from liquid argon through TSA while avoiding vacuum regeneration and limiting energy use.

See how multi-stage heat exchange and inverse Rankine cycle refrigeration enable 90% CO₂ captur

See how parallel refrigerators share a single lubricated-screw compression station with common

See how an external heat exchanger with thermo-siphon circulation enables side-cutting and easy

See how a vertical Claus condenser integrates catalyst in the liquid sulfur reservoir to decomp

See how dynamic switching between differential pressure and supply pressure control modes maint

See how distillation separates mixed refrigerant into methane and heavier components, retaining

Expanding a methane-rich recirculation flow in a turbine creates cooling for C2+ recovery from heavy natural gas feeds without an external cycle.

Low nitrogen can destabilize column pressure and carbon monoxide purity; hydrogen-rich gas routing keeps the cryogenic separation unit operating.

See how controlled cooling and pressure conditions condense C3+ hydrocarbons from CO₂ recycle s

Underflow and overflow weirs stabilize melt-tray liquid levels so solid contaminants melt before leaving a controlled freeze zone.

See how a two-stage cooling design uses sloped aluminum passages above freezing and stainless s

See how splitting refrigerant flow across parallel first-stage compressor bodies and merging be

A shell-and-tube exchanger at carbon dioxide’s triple point condenses feed gas before distillation, supporting pressure stability and yield.

Twin LNG carriers create open process space while improving stability and explosion safety.

See how mixing LNG into rich natural gas streams condenses selected hydrocarbons at controlled

See how segmented cooling, nozzle expansion, and enriched-flow recycling achieve low dew points

The case uses direct methane feed and staged vapor transfer to establish cryogenic profiles and limit CO2 solid accumulation.

A carbon-dioxide-free cryogenic fluid cools the controlled freeze zone, reducing CO2 and stabilizing tower start-up separation.

See how radial inlet cryopanel extension with skirt and nested housing increases moisture pumpi

See how a single fractionating column integrated into a gas subcooled process removes excess ni

See how dual-pressure distillation columns merge separation and liquefaction to produce liquid

Recycle gas stabilizes adsorption pressure for efficient CO2 recovery from steelmaking waste gas.

See how subcooling a liquid air feed and introducing it above the crude oxygen point increases

See how partial condensation and segmented compression of gas and liquid fractions reduce compr

See how a speed-increasing gear system with multiple pinion shafts and idle gears raises compre

This case uses oxygen-selective zeolite in cold PSA to purify argon while reducing equipment, energy use, and contamination risk.

See how helium barrier gas injection at compressor bearings replaces complex seals, reduces mec

See how liquid nitrogen subcooling from a separate location boosts expander-based LNG capacity

See how LNG refrigerant integration shifts carbon capture energy use to off-peak periods, reduc