Internal Combustion Piston Engines TRIZ Cases

Segmented fitting holding portion and elastic holder member resolve workability-reliability contradiction while enhancing welding joint strength.

Inverted fire-tube evaporator structure prevents metal abrasion from coal ash particles while maintaining high heat exchange efficiency.

A basin-like porous heating element with arcuate spokes increases thermal resistance while maintaining low flow resistance.

Segmenting the exhaust system into a lightweight manifold and separate turbine housing improves heat dissipation while reducing component weight.

Flat plates press honeycomb end faces to prevent plug material paste protrusion, ensuring reliable cell sealing and structural integrity.

A dual switch mechanism detects actual brake pedal depression states to prevent false engine starts.

Pre-mixing inorganic binder with fibers prevents pullout and increases mechanical strength.

Integrated mixing unit dispenses fuel and exhaust gas into the intake conduit to form a combustible mixture.

BP neural networks predict transverse velocity to constrain INS drift, resolving positioning error divergence during GNSS outages.

A common rail with integrated pressure detection and adjustment apparatus manages urea solution flow within diesel exhaust systems.

Multi-layer flexible connector combines decoupling and noise attenuation to reduce complexity while resisting high temperatures and pressures.

A two-layer catalytically active particle filter removes soot and gaseous pollutants from stoichiometric combustion engine exhaust.

Segmented asymmetric cutting tool rake face controls chip flow to break ridges and prevent burrs, achieving adequate surface roughness.

Butt-welding stop pins to the blade bearing ring simplifies guide grate assembly.

A turbocharger cleaning arrangement injects air or water into the exhaust gas duct to cool turbine surfaces during operation.

A segmented turbine housing uses a clamp assembly to secure a containment ring between an exhaust diffuser and support member.

A multi-stage turbocharger relocates bypass valves into a dedicated cooled housing module to lower component temperatures.

Upstream pressure monitoring determines injection deviations, eliminating downstream sensor latency to improve dynamic responsiveness.

Segmented cooling chambers protect electrical components from high temperatures while maintaining precise dosing valve operation.

A movable filter passage in the exhaust manifold constricts flow to capture wet soot, preventing turbocharger turbine deposition.

An Otto engine piston uses a depression and inclined bulge to accelerate air-fuel mixing, preventing knocking while maintaining structural simplicity.

Relocating the oxygen sensor to the exhaust pipe upstream of the silencer prevents stone chip impact and eliminates bulky protective covers.

A flowable seal cures inside a suction pipe assembly chamber to join the pipe and intercooler sections.

A dual intake valve arrangement with nonparallel axes and semi-circumferential seats induces in-cylinder swirl.

Congruous combustion bowl and cooling gallery profiles manage thermal loads to reduce hot spots and balance emissions with fuel efficiency.

Segmented axially nested armature parts reduce space requirements and energy consumption while increasing actuating dynamics for precise gas valve control.

A multi-leg aftertreatment system balances exhaust flow through differential pressure sensors and reductant injection commands.

A control unit generates actuation signals for a reducing agent dosing valve based on estimated injection pressure drops.

A combined internal combustion and steam engine recycles steam in a closed circuit to recover waste heat.

A bypass valve uses a doubly rotatable flap to open fully without obstructing fluid flow.

A muffler housing integrates a thermoelectric generator to extract waste heat from exhaust gas.

An outer beaded body with a flat mounting zone creates an air gap between the casing and the bracket.

A segmented heat exchanger subsystem recovers waste heat using aluminum and stainless steel sections.

An oscillating exhaust flap adjusts its position and angle range to manipulate vehicle exhaust outlet noise characteristics.

A proportional heater control system adjusts electrical power delivery to an inline exhaust gas heater based on real-time temperature feedback.

A hybrid intercooler system cools compressed intake air using an air cooler and a water cooler.

A dual fuel engine controller estimates total indicated load by summing measured power and loss components to determine precise gas and diesel fueling amounts.

Conical duct structures guide fuel jets to ensure uniform mixing and inhibit combustion product entrainment, reducing soot formation.

Resin bonding fills die-cast pinholes in the valve body, preventing fluid leakage and ensuring thermal resistance.

A dynamic ignition timing controller adjusts spark angles across combustion sequences to manage engine rotation speed.

A vehicle control system manages clutch engagement by executing a downshift of the continuously variable transmission before re-engaging the clutch.

Continuous motion eliminates reciprocating energy loss while maintaining sealing through dynamic contact surfaces.

A Rankine loop energy recovery device uses a passive non-return valve to manage working fluid flow through an expansion member.

An electrically heated catalyst and selectively driven compressor manage diesel engine emissions.

Engine controller maintains service brake pressure after pedal release to prevent vehicle rollback during automatic start-stop cycles.

A control device coordinates selective catalytic reduction and lean NOx trap regeneration to manage exhaust emissions.

Segmented control shaft design enables separate assembly of arm link and housing components, reducing housing size and production costs.

Segmenting compressor and expander units with magnetic seals eliminates sliding friction losses, enabling a full power cycle per revolution.

Radial compression of the metal tube eliminates long seams and clearance issues found in winding or half-shell canning processes.

Barium hexaaluminate supports palladium and barium to suppress sintering at high temperatures.