Chemical/Physical Processes TRIZ Cases

Segmented peripheral outlets eliminate conical bottlenecks, ensuring uniform descent and reducing heat dispersion.

Adding antioxidants before devolatilization prevents oxygen-induced chain breakage, maintaining melt index and molecular weight distribution.

Alternating gaps between stacked round plates transfer heat from hot effluent to cooling medium, reducing pressure drops and device complexity.

A cold wall ammonia synthesis reactor uses a cooling fluid between inner and outer shells to maintain optimal reaction temperatures.

Segmented loading system uses wax coating to maintain catalyst mass integrity while allowing visual gap-fill verification in transparent tube.

Optimizing downcomer hold-up between 55 and 80 wt.% prevents agglomerates and ensures reliable heat dissipation.

An extendable catalyst transfer tube displaces upward during filling to maintain continuous pneumatic flow.

A columnar body with spiral yield lines dampens falling particulate material to distribute catalyst evenly within vertical reactor tubes.

Single-reactor produced unimodal propylene-ethylene copolymers achieve MRS class 10 pressure resistance by optimizing molecular weight distribution.

A modeling module filters sensor readings to generate reliable bed height values for reactor charging control.

A continuous gas-phase circulating bed reactor with riser and downer sections enables independent control of polymerization conditions.

A fluid mixing device uses a stacked exchange chamber ceiling with longitudinal openings to guide flow toward the distribution zone.

Liquid injection into motive gas prevents polymer fouling in fines ejectors, maintaining flow and eliminating shutdowns for cleaning.

Positioning the cyclone inlet lower than the reactor outlet creates a downward flow path that reduces solids re-entrainment and minimizes equipment fouling.

Multi-bed catalytic converter uses inter-bed heat exchangers to manage process gas temperature.

Liquid alkane slurry transports Zieg-Natta catalyst powder to activation sections, preventing feed line plugging and catalyst degradation.

Segmenting the bed plate with vertical baffles prevents raceway formation and liquid pooling that cause reactor flooding.

A fluid catalytic reactor transition portion maintains velocity profiles during scale-up by adjusting geometric ratios.

A reaction assembly uses a gas acceleration nozzle to produce fluidizing flow that moves reaction particles within a reactive bed region.

A double cone reactor design enhances heat transfer in gas phase olefin polymerization.

A horizontal polymerization reactor uses liquefied propylene vaporization to remove heat of reaction and stabilize the process.

Adjusting monomer partial pressure maintains polyolefin melt index during high-rate ICA polymerization.

Pressure sensors measure differential across a fluidized bed to calculate superficial gas velocity without flowmeter contact.

A remotely controlled telescopic arm deploys tools to extract catalyst from fixed bed vessels without human entry.

Segmented piston chambers enable continuous solid feeding into pressurized fluids, preventing pump erosion and clogging while maintaining process reliability.

A vertical fluidized bed reactor uses a conical bottom zone to suspend polymer particles in an upward gas stream without a distribution grid.

A catalyst loading tray uses vacuum suction to remove dust and fines from particulate material during reactor filling.

A catalyst system with optimized aluminum to titanium ratio reduces stirrer torque in polyolefin reactors.

A pneumatic air lance uses a rigid poker to transmit hammer blows and break up stuck catalyst pellets inside reactor tubes.

A catalyst bed with reversibly sorbed substrate releases active agents into polyurethane mixtures to accelerate curing reactions on demand.

A vertical tube cooling device uses a thermosiphon mechanism to circulate water and steam through a catalytic reactor.

Vertically stacked truncated cone plates fragment large gas bubbles within three-phase fluidized reactors to reduce solid particle entrainment.

Segmenting the gas inlet into multiple nozzles reduces non-productive reactor volume and prevents polymer particle deposition.

An enlarged cross-section mixing chamber uses diluent flow for self-mixing, eliminating batch vessels and reducing inventory management.

Dual-circuit decarbonation separates gas streams to capture concentrated CO2, reducing emissions and energy consumption.

Infrared heated solid bed transfers thermal energy to high-purity gases without metallic contact, preventing contamination in fluidized bed deposition.

Static mixers guide radial gas flow through annular spaces to equalize temperature distribution across catalyst beds.

An acoustic detection system identifies particle agglomerations in gas phase reactors, preventing blockages and maintaining continuous polyolefin production.

Tapered vapor chimneys in a mixing chamber reduce radial pressure gradients, minimizing the interbed height required for effective fluid distribution.

A hinged metal covering system adapts to reactor packing deformations using articulated concentric circles and movable plates.

A continuous ethylene copolymer transition process maintains stable reactor conditions while shifting comonomer composition.

Liquid catalyst suspension neutralizes electrostatic charges to reduce polymer agglomerates without heater devices.

Ingoing gas flow paths within the insulation layer reduce outside surface temperature below safety thresholds while minimizing fuel consumption.

Adjusting inert gas partial pressure independently of total reactor pressure reduces hydrocarbon losses while preventing polymer carry-over.

Lock hopper cross-ties equilibrate pressure between discharge vessels to reduce nitrogen venting and hydrocarbon losses.

A cylindrical reaction tank embeds a flue gas circulation tube to transfer heat directly to the feedstock duct.

A liquid distribution device uses spray nozzles and mixing chambers to deliver fluid over reactor beds.

Angled nozzle placement extends fines residence time in gas-phase reactors, boosting yield without adding compressor complexity.

Gas and water fluidization inlets in the spool assembly remove used catalyst, reducing shutdown time and preventing nozzle plugging.

Segmented horizontal discharge lines with large-radius bends prevent blockages and maintain polymer quality during gas-phase reactor operations.