Internal Combustion Piston Engines TRIZ Cases

An integrated clip and snap-in receptacle layout simplifies heated fluid duct assembly while securing electrical heating connections.

A pinned gasket clamp exposes the gasket edge for visual installation checks while preventing deviation and exhaust leakage.

A radially sliding spring secures the turbocharger bypass valve while absorbing tilt, cutting actuator load, wear, and closure noise.

Removing the hub nut lets turbocharger wheel blades meet at a center apex, improving flow, spool-up, and power in the same frame size.

A vacuum-actuated movable housing and PTFE split rings let trapped air escape quickly, reducing compressor surge, friction, and valve wear.

A shuffled BP sub-network and MSE-guided training improve protograph LDPC decoding convergence while lowering training complexity.

Alternating conductive peaks and troughs let a steering wheel sensor distinguish hand position and correct grip without complex sensor arrays.

Pulsed opposite-polarity electrodes along a fuel pipe ionize and atomize fuel to improve combustion while reducing spark risk and emissions.

Varying conductive track peaks and gaps lets a steering wheel sensor distinguish hand position and grip style while resisting water-triggered false contact.

Opposed pneumatic pistons hydraulically drive working pistons to deliver high torque with better efficiency across the speed range.

Independent air and EGR pump control stabilizes hydrogen combustion, limiting backfire and knock while preserving power and NOx control.

Opposing hydraulic pistons transmit tangential force to deliver uniform torque across the speed range without crank dead centers or a flywheel.

Predictive route and topography data set SCR ammonia storage before engine shutdown, improving NOx control after restart.

A piston-coupled pre-chamber improves scavenging under residual gases, enabling faster flame propagation and stable spark ignition.

A shape-memory nozzle opening adjusts with temperature to improve urea spray mixing in exhaust flow and support more effective NOx reduction.

Gradient-based feedback raises image-text matching degree so generated images better match target text without unnecessary optimization steps.

A raised crank chamber vent uses gas buoyancy to discharge hydrogen blow-by efficiently while reducing liquid fuel buildup and backfire risk.

Multi-level fusion of keypoint heat maps and channel relationships improves pose recognition accuracy without excessive model complexity.

Curved double-scroll passages redirect combustion residues away from turbine blades, cutting erosion and pressure loss in compact turbochargers.

Intrinsic non-return and pressure relief functions in a diesel exhaust dosing layout cut reverse flow, leakage, and extra valve complexity.

Transverse wall openings and insulating slots cut heater mass and raise resistance, speeding catalyst light-off and heat transfer.

Crossed hydraulic circuits let each cylinder’s two intake valves open sequentially under different cams, improving air charge control and combustion.

Upstream catalyst-precursor mixing and compression improve combustion in marine diesel engines, cutting particles and gaseous emissions.

Air-blocking portions through the intercooler housing seam curb charged-air leakage at welded U-shaped housings while supporting compact sealing.

Hot exhaust gas flows through a sleeve gap to heat the mixing pipe evenly, preventing cold spots, crystallization, and injector deposits.

A segmented fixed-and-adjustable bracket stabilizes bicycle auxiliary wheels and adapts mounting height across different rear fork layouts.

A fuel loss bias corrects gaseous fuel manifold leakage during demand changes, improving combustor fuel delivery accuracy.

A conductive filament micronizer breaks fuel into finer droplets and reduces flow electrification to improve vaporization and stabilize engine output.

Dual-loop feedback and feedforward heater control keeps SCR catalyst temperature stable across changing engine conditions while limiting fuel use.

Heating fuel downstream of the high-pressure pump improves atomization, cuts emissions, and preserves DI component durability at lower pressure.

An elastic positioning assembly restrains turbocharger nozzle ring vibration in the circumferential direction to suppress rattling and wear.

Swirl-generator vanes improve fuel-air mixing with minimal pressure loss, helping the burner cut NOx and maintain stable multi-fuel combustion.

An angled compression and expansion layout makes a split-cycle engine compact enough for vehicle bays while using existing manufacturing processes.

By placing turbocharger controllers around the cylinder and routing the high-voltage harness above the crankcase, this case eases packaging and cuts resistance.

Temperature-based monitoring links reservoir heat history to reducing-solution degradation, enabling timely SCR fluid replacement and damage prevention.

Evaluation index data guides which timetable elements and generation models to change, improving railway schedule quality without slow manual revision.

A radial air guide in the intake port boosts turbulence around a clear injection tube, improving hydrogen mixing while avoiding clogging and backfires.

A two-section pre-chamber transfer channel forms an oxygen-free gas cushion that prevents deposits, blockage, and emissions.

Synthesized voice samples and matched-content feature fusion expand training data, improving timbre conversion accuracy while reducing recording cost.

A clipped nozzle cap and thermal barrier layer limit injector tip heating while conducting heat into the cylinder head bore.

Burner heating and lambda-delay sensing measure catalytic converter oxygen storage capacity with lower emissions and better diagnostic reliability.

Ceria-alumina support stabilizes platinum in a palladium-free three-way catalyst, preserving high-temperature emission control under severe aging.

Inclined fuel directing surfaces flatten and separate piston fuel sprays to enlarge stoichiometric area, improving mixing and heat release.

Hot rich combustion breaks down tar in syngas while engine controls adjust fuel, spark, and recirculation to match changing loads.

A controller cuts or reduces aftertreatment heater use at idle when catalyst efficiency and temperature are sufficient, lowering CO2 emissions.

An inclined plate with convex and concave surfaces uses exhaust heat to evaporate urea water, improve ammonia generation, and prevent clogging.

Scale-specific convolution kernels in reparameterization training extract richer face features and improve detection accuracy.

Drilling parameters constrain seismic iteration to refine velocity models in heterogeneous formations with sparse well logging data.

A cross-port swirl passage boosts in-cylinder swirl for better fuel mixing while avoiding the pumping losses of conventional intake port designs.

A four-layer symmetric oxygen sensor chip balances sintering and thermal stress to reduce warpage, cracking, and assembly chipping.

Dynamically adjusts estimated ammonia adsorption to optimize urea water injection, preventing slip and corrosion caused by dosing discrepancies.

Circumferential perforations in a conical mixing pipe concentrate exhaust gas flow at the center, preventing additive deposition on pipe walls.

Segmented in-wall and on-wall catalytic coatings distribute platinum group metals across porous filter walls to enhance particle capture.

A mobile MENG system converts flare gas into methanol using air reforming and syngas compression.

A control module detects exhaust over-temperature conditions by comparing soot load and multiple sensor readings.

Asymmetric hysteresis prevents frequent intake conduit switching near threshold values, ensuring stable engine performance and improved ride comfort.

Sequential gaseous fuel injection into an oxidation catalyst enables partial regeneration of the exhaust treatment system.

Electronic control unit adjusts stop-and-start prohibition time based on ignition state.

Controlling the spatial separation between rhodium and barium sulfate components reduces rhodium loading while sustaining NOx conversion rates in exhaust gas.

Thickened second plate increases heat capacity to reduce thermal deformation, preventing damage from high exhaust temperatures.

Segmenting the valve seat from the sizing portion stabilizes injection quantity by fixing the crushing margin despite elastic member wear.

A diesel particulate filter system uses an ambient temperature sensor to dynamically adjust the regeneration threshold via a control module.

A liquid additive tank wall uses integrated stiffening structures in the mounting section to support extraction units.

A piston rim and passageway guide squish flow to enhance air-fuel mixing, resolving incomplete combustion caused by poor flame plume interaction.

A phase change heat exchanger absorbs thermal energy from exhaust gases to maintain valve temperature.

An asymmetric twin scroll turbine volute balances gas flow between cylinder sets to reduce engine backpressure.

Optimized precipitate density reduces carbon sludge adsorption, improving exhaust heat exchanger thermal efficiency.

A sealed container maintains liquefied petroleum gas in a liquid state while a delivery pump increases pressure for engine injection.

An air compressor driven by an exhaust turbine supplies compressed air to a marine engine intake manifold.

Inclined spraying parts and gas ejecting controls create a flattened adhesion region, resolving uneven liquid distribution in hydrolyzing devices.

Parallel turbine paths eliminate series flow disturbance, boosting energy recovery efficiency while simplifying engine architecture.

Differential lower and upper fin tilt angles facilitate sand core separation from dies, reducing manufacturing costs and improving cooling performance.

Probability distribution models analyze urea consumption and sensor readings to identify falsified NOx data.

Electronic control unit alternates relay closing sequences to distribute overvoltage stress evenly across starter contacts.

A V-type engine uses a spiral wound gasket to seal exhaust manifolds and pipes while absorbing dimensional errors through elasticity.

An expansion plenum reduces exhaust gas velocity to resolve unequal flow distribution and backpressure issues in vertical engine systems.

Layered mats bundled with non-fixing belts allow longitudinal shifting to prevent positional deviation during winding.

Mounting an oxygen sensor perpendicular to the exhaust flow isolates detection from residual gas mixing in the muffler expansion chamber.

Asymmetric spark placement in the downward flow region reduces wall heat losses and improves combustion efficiency.

Planetary gear trains multiply torque in a rotary engine, overcoming low-speed limitations without increasing structural complexity.

Thin metal cover elements seal through-openings in exhaust jacket tubes, reducing thermal mass for rapid heating while maintaining mechanical strength.

An insulation gap extending beyond a metal bushing prevents creepage currents in high-voltage exhaust systems.

A channeled reductant mixing nozzle disperses liquid into fine droplets using compressed air impingement.

Calibrated orifice and pressure sensor determine actual liquid additive flow rate, resolving measurement precision versus device complexity trade-offs.

Modular thermoelectric generator uses graphite heat exchange walls to transfer exhaust energy to solid state cells.

A toroidal wastegate plug contacts a spherical seat to reduce exhaust leakage under mechanical stress.

A two-stage venturi cooler forms a mixed gas column using coaxial conduits to enhance cooling air flow.

Aerodynamic spacers align with volute tongues to direct exhaust flow into the turbine wheel, reducing high cycle fatigue from uneven pulse distribution.

A pivoting primary vane and sliding secondary vane adjust the turbocharger housing throat area to control exhaust gas flow into the turbine wheel.

Acoustic resonance analysis of catalytic converter walls replaces complex lambda sensor systems, reducing diagnostic hardware requirements.

External bypass conduits route cooling water around the O-ring joint, eliminating integrated jackets that cause sealing leaks and corrosion.

A rotary piston engine adjusts compression ratio and valve timing via a control device.

Resin covers shield the metal housing from fuel adhesion and nitrogen oxide oxidation to prevent surface discoloration.

Dynamic control gains resolve signal indistinguishability from noise, enabling accurate catalyst degradation detection.

A crimped pintle assembly with a curled tube and steel ball controls reagent flow in diesel exhaust systems.

Alternating sensor offsets in cylinder heads resolve plug interference, ensuring uniform pressure fluctuation detection across all cylinders.

Controller adjusts urea injection using catalyst temperature and flow rate sensors to optimize reductant use.

Titanium exhaust pistons use ceramic thermal barrier coatings to withstand high temperatures while maintaining structural integrity.

A coupling mechanism uses a locking protrusion and anti-rotation hole to secure auxiliary machine components on work vehicles.