Biofuels TRIZ Cases

Amino acid substitutions in exoglucanase boost glucose yields while lowering enzyme dosage requirements.

Dicarboxylic acid hydrolyzes lignocellulosic biomass to produce enriched glucan solids, avoiding sulfuric acid degradation inhibitors.

Fermented biomass packing material enables ethanol distillation in a vertical column, recovering high-concentration product from low-yield feed.

A steam explosion process converts polluted wood waste into fuel pellets by injecting high-pressure steam.

Salt-based leaching extracts alkali metals and chlorine from biomass, preventing reactor corrosion during thermochemical conversion.

A continuous bio-coke production method uses segmented retort zones to carbonize biomass at high temperatures.

Amorphous silica-alumina catalyst with group VIII metal performs one-step hydrotreatment of fatty acid esters.

Quaternary ammonium salts and succinimide derivatives in diesel fuel reduce lacquering and coking deposits on internal injectors.

Sulfite pretreatment softens lignocellulose to overcome recalcitrance, reducing mechanical energy consumption while maintaining high cellulose conversion rates.

FaceCon and ShadowCon modules filter suboptimal flux distributions to resolve the trade-off between chemical production and multi-criteria strain design.

Condensing torrefaction gases onto biomass increases heating value, while oxygen injection reduces milling energy by 60%.

Polymer encapsulation of combustible organic fines increases bioenergy BTUs and reduces moisture content while lowering carbon emissions.

Targeted amino acid substitutions at positions 95, 59, 119, 121, and 426 boost thermo-stability and glucose tolerance in starch conversion processes.

Sequential magnetic sorting and crushing boost solid fuel yield while recovering ferrous metals.

Curved inner walls in a dual-ball mill setup resolve the trade-off between device complexity and particle uniformity for stable enzymatic processes.

Humidity adjustment and CO2 capture stabilize the Wobbe index of fuel gas from variable waste, ensuring reliable turbine operation.

Compressed Cinnamomum and wood particles eliminate chemical ignition aids and reduce respiratory harm from harmful smoke emissions.

Identifying yeast alleles like MEX67 to boost ethanol tolerance and accumulation capacity in fermentation strains.

A supported CoMo catalyst performs hydrodeoxygenation on triglyceride feeds to generate propylene.

A colloid mill reduces biomass particles to 100-800 microns, resolving slurry pumpability issues while maximizing carbohydrate availability for fermentation.

External sulfur compounds deter microbial growth during enzymatic cellulose hydrolysis, preserving glucose yields and reducing enzyme costs.

Selective removal of oxygen-containing molecules prevents catalyst deactivation during isomerization, improving cold flow properties.

Catalytic conversion of biomass saccharides yields low-carbon aviation fuel, reducing fossil fuel reliance.

Real-time torque feedback regulates additive application to ensure consistent pellet strength despite variable moisture content.

Calcium carbonate reacts with organic compounds in wood biomass to neutralize acids and reduce ash emissions during combustion.

A process converts municipal solid waste into bio-oil using liquefaction, adsorption, and fermentation steps.

Segmenting breeding stages resolves the contradiction between uniformity and trait diversity, stabilizing agronomic quality for mechanical harvesting.

Segmenting the kiln into a non-heating zone removes moisture vapor before carbonization, preventing molded body collapse.

Mechanical milling and radiation pretreatments reduce biomass recalcitrance before enzymatic saccharification.

A fermented soybean composition utilizing low-carbohydrate raw materials and specific microorganisms to control fermentation.

Solids-liquid separation removes extractives from cellulosic feedstocks to enable efficient biogas production and thermal processing.

Enzymes from Humicola insolens and Meripilus giganteus release arabinose from internally substituted xyloses, resolving incomplete biomass hydrolysis.

Whole fermentation broth hydrolyzes lignocellulosic material, reducing sugar degradation and enzyme costs.

Catalytic cracking of vegetable oils yields high cetane diesel fuel while eliminating cold weather gelling and injector coking issues.

A two-stage fermentation process converts CO2 into acetate and ethanol using recombinant microorganisms.

Steam injection eliminates costly stirrers and pumps while an economizer recovers energy from condensing gas to lower consumption.

Engineered pullulanase maintains stability at 75°C to resolve the trade-off between bond versatility and thermal reliability.

A biomass hydrothermal decomposition apparatus maintains a high-temperature reaction zone and a rapid cooling section to preserve soluble fractions.

Single-stage supercritical hydrolysis converts size-reduced biomass into C5 and C6 sugars using water at elevated temperatures.

A biomass torrefaction control method adjusts roasting temperature based on measured particle diameter to optimize processing speed.

Isolated xylanase polypeptides hydrolyze lignocellulosic materials to release fermentable sugars for ethanol production.

A basic catalyst system converts bio-alcohols to alkenes with high selectivity.

Separating solid and liquid biomass fractions enables targeted enzymatic hydrolysis, reducing energy consumption while maximizing sugar yield.

A rhodium-cerium catalyst converts solid biomass into hydrogen and carbon monoxide gas, preventing char formation that stops continuous syngas production.

Segmented pyrolysis and mobile furnace design resolve high transportation costs while maintaining rapid temperature rise.

Enzyme addition degrades hemicellulose and pectin to increase ethanol yield while reducing batch time by six hours.

Thermal treatment of protonated free fatty acids under anoxic conditions produces stable hydrocarbon fuels.

Acid-catalyzed hydrolysis creates flowable digest slurries that enable effective heat recovery from high-solids biomass processing without equipment plugging.