Internal Combustion Piston Engines TRIZ Cases

Camera data detects ramps and intersections to prevent unsafe idle stops.

Offset nozzles create a compound vortex flow pattern that promotes efficient flame propagation, reducing NOx emissions while maintaining combustion stability.

A control device manages active regeneration timing in diesel particulate filters using soot and ash data.

A feature conversion model transforms extracted features between extraction models to match library data.

Sheet metal deformation forms integrated bearing stops to simplify manufacturing and reduce costs.

Segmenting the main and shuttle valves reduces internal leakage and response times without increasing manufacturing complexity.

Dead tube in exhaust housing enables homogeneous urea mixing and efficient NOx reduction without increasing device length.

Liquid phase sensors measure temperature and density to calculate the methane number of liquefied natural gas in real time.

Variable height and inclination ridges in an EGR gas distributor prevent condensed water from overflowing into cylinders during centrifugal force changes.

Segmented linear controllers with speed-responsive weighting simplify parameterization while maintaining precision across varying vehicle speeds.

Turbulent inlet flow stabilizes control chamber pressure against piezo stack heating, ensuring consistent injection quantity.

Segmenting the SCR catalyst into distinct units with targeted ammonia injection strategies extends refill intervals and improves packaging efficiency.

A directing device with variable permeability concentrates air flow toward a motor vehicle engine flow meter to improve measurement precision.

Segmented desorption at 300-500°C removes sulfur before high-temperature soot burning, preventing white smoke formation.

A gas engine valve system uses a nested linear control valve inside a rotating admission valve to regulate fuel flow.

Switching between alternator and battery power for exhaust heating reduces fuel consumption while maintaining nitrogen oxide emission control.

Segmenting exhaust zones with dedicated sensors isolates SCR catalyst faults from DPF issues, maintaining diagnostic accuracy despite system complexity.

Dual reductant injection adjusts SCR buffer levels using NOx conversion feedback to minimize ammonia slip.

Dynamic adjustment of lubricating oil delivery timing based on engine load and exhaust valve closing time improves oil distribution uniformity.

A reciprocating engine bracket supports turbochargers and charge air coolers in a compact assembly.

A fixing device with a base and rim secures inlet boxes to heat exchange bundles via shoulder wedging.

A variable geometry turbine uses a hub-side groove to modify exhaust gas inflow angles, reducing vortex flow and improving efficiency at low flow rates.

An orbital pump adjusts delivery parameters using temperature data to ensure precise additive metering.

A diagnostic system monitors reagent dosing pressure drops to detect blockages and faults in SCR catalyst supply lines.

An epicyclic gear train uses its annulus gear as a kinetic energy flywheel to drive the compressor directly.

Segmenting fuel pathways with independent check valves prevents coking and migration while maintaining reliable sealing under high pressure.

Applying microwave or RF energy through a wave guide preheats exhaust gases, reducing light-off time and improving conversion efficiency in modern engines.

An electromagnetic joint transfers power between independent turbine and compressor shafts, resolving mechanical coupling inefficiencies.

Statistical upper control limit algorithms in the charged-based sensor distinguish compliant from non-compliant diesel exhaust conditions.

Segmented oiling systems deliver high pressure to turbochargers, resolving lubrication inadequacy in two-stroke engines.

High-aspect-ratio pores in the catalyst coating layer enhance gas diffusivity without increasing pressure loss.

Douglas-Peucker algorithm reduces calculation burden by extracting key coordinate points from dense data for accurate rail transit control zone analysis.

Aligning facing walls on parallel containers enables precise pipe coupling, reducing assembly time and minimizing on-site adjustments.

A piston bowl with a cylindrical wall and toroidal base enhances fuel-air mixing energy.

An oxygen storage material lowers regeneration temperature to prevent selective reduction catalyst degradation.

A vehicle controller adjusts exhaust system parameters based on reductant tank location data to maintain accurate delivery.

Dynamic power modulation maintains exhaust temperatures for SCR and DPF regeneration without derating genset capacity.

A capacitor attached to a container wall measures operating liquid electrical conductivity via impedance analysis.

A cylindrical strainer with a triangular front end directs urea flow outward through side surfaces.

A variable injection pipe connects to parallel fuel or urea pipes via rotation and linear movement.

A fluid injector needle uses a blind hole and connecting holes to create a double passage area for gas flow.

Existing lambda sensors regulate burner fuel and air flow rates to achieve optimal thermal power, eliminating the need for additional measurement devices.

Ceria-zirconia-lanthana complex oxide stores oxygen while palladium converts phosphorus into stable compounds, maintaining purification efficiency.

Upper wall constriction creates collision diffusion chamber for uniform gas distribution while lower smooth section prevents condensed water accumulation.

Curved exhaust pipe generates swirl flow to distribute gas uniformly, resolving uneven flow distribution that prevents rapid temperature rise of the catalyst.

Heated exhaust regeneration of a siloxane adsorber via a secondary intake conduit prevents silica buildup in engine cylinders.

Thermal insulation on the bypass wall prevents heat transfer, allowing the valve to divert airflow and stop condensate formation in humid conditions.

A variable-gain amplifier adjusts signal levels to optimize ion current measurement accuracy.

Periodic alternation of ignition timing prevents excessive engine speed while maintaining power output and reducing exhaust pollutants.

Staged orifice positioning in one nozzle eliminates separate injection systems, reducing device complexity while maintaining reliable fuel delivery.