Hydrocarbon Distillation TRIZ Cases

Segmented distillation columns separate C6, C7, and C8 hydrocarbon streams to reduce hydrogen consumption during benzene production.

Consolidating atmospheric and vacuum columns into one unit reduces heater duty and capital costs in energy-intensive hydrocracking operations.

Multiple dividing walls create distinct volumes to separate feed into high-purity products while maintaining pressure balance across varying boiling ranges.

Merges separation with reaction to prevent distillation flooding and lower energy consumption during heavy crude oil upgrading.

Integrated crude oil conversion combines resid upgrading, hydrocracking, and steam cracking to produce petrochemical products.

Segmented flash evaporation separates stratified phases to resolve clogging and entrainment while improving heat transfer efficiency.

Thermal coupling between distillation columns cuts heat input by half while maintaining C6-C7 separation precision.

Process eliminates the stripper column to reduce device complexity while maintaining purification of hydrocracked effluent streams.

Integrating separate stripping sections reduces installed costs while maintaining fractionation efficiency through dynamic reflux control.

Liquid-liquid extraction using de-ionized water removes nitrogen compounds from aromatic light petroleum oils.

Blending polymer waste with crude oil enables hydrotreating to remove sulphur and prevent equipment fouling.

Adsorption and ionic liquid extraction remove heavy poly-nuclear aromatics from hydrocracking recycle streams to extend catalyst lifespan.

Liquid-liquid extraction unit separates aromatics from feedstock using polar solvents, reducing aromatic ring losses and increasing para-xylene yield.

Fractionation trays route heavy hydrocarbons away from preheat exchangers to reduce fouling.

Helical butterfly stirrer mixes catalyst with plastic chips to decompose waste into fuels, preventing equipment fouling from wax and tar.

Heating heavy bottom fraction above bubble point concentrates HPNA compounds in liquid phase for targeted removal.

Liquid-full reactor hydroprocessing converts low-value light cycle oil into high-quality diesel fuel by dissolving hydrogen in the liquid feed phase.

Segmented separator drums feed a shared column, eliminating redundant equipment while maintaining independent pressure control.

A fluidized reactor converts heavy aromatics into light olefins using a dealkylation catalyst.

Dual pressure product splitters reuse turbine exhaust steam as reboiler heat, cutting energy consumption by 18-22%.

Separate hydrocarbon streams by boiling point before fractionation to reduce energy consumption and capital expenditures.

Thermal coupling between high and low pressure columns recovers overhead heat to reboil the lower unit, reducing energy consumption in aromatics complexes.

Adding FT recycle streams restores wax content for CFPP additives, lowering the cold filter plugging point without fractionation yield losses.

A dividing wall column system separates hexane from hydrocarbon mixtures to produce high-purity product streams.

A hot high pressure stripper removes chlorides from hydroprocessing effluent, preventing ammonium chloride salt deposition and system corrosion.

Radical coupling reactions increase molecular weight of base stocks using peroxide catalysts to form high viscosity lubricants.

Radical coupling of feedstock with a peroxide catalyst increases kinematic viscosity while retaining low molecular weight properties.

Two-stage hydropyrolysis and hydroconversion reduce aromatic content in bio-oils to meet diesel specifications.

An amphiphilic additive disperses asphaltenes in heavy oil to enhance catalyst interaction during hydrogenation.

Specific reflux and temperature parameters isolate high-purity hexene, eliminating costly secondary purification steps for toluene removal.

A diluent recycle stream blends with bio-oil feedstock to lower reaction rates and minimize deposit buildup in upgrading equipment.

Segmenting the FCC slurry stream into cooled and heated portions reduces fouling while maintaining high separation efficiency.