Exhaust Apparatus TRIZ Cases

See how ignition timing delay, coolant flow reduction, and fan speed control raise exhaust temp

See how segmented heating conductor routing prevents excessive power coupling at line connector

See how a tuned expansion chamber muffler reduces motor noise by at least 2 dB while maintainin

See how a turbine wheel in the exhaust path recovers mechanical energy from dryer airflow and c

See how resonant cavities with tuned throats reduce vacuum motor noise at targeted frequencies

See how a motor module uses Helmholtz resonance cavities and throats to reduce targeted-frequen

See how a conformal bracket assembly absorbs vibration and thermal expansion in exhaust heaters

See how impermeable baffles redirect reaction bubbles radially through the porous matrix, preve

A modular bracketed exhaust gas heater resists vibration and temperature cycling while maintaining heat flux and sensor-based control.

A phase-change heat pipe transfers waste heat from vehicle fluids to the working fluid, improving Rankine-cycle recovery without air-cooled exchangers.

Annular spaces around a tubular insert absorb compressor pressure pulsations across frequencies, cutting HVAC noise and vibration without hurting efficiency.

Autonomous mobile vapor deactivation improves agent distribution in large or irregular rooms while keeping operators out of hazardous areas.

Fluid pressure opens the coolant valve while timed pump stop and solenoid energization cut unnecessary circulation and power use.

Heated nitrogen drawn through a double-pipe silencer prevents byproduct solidification in vacuum pumps without an added heat source.

Super-fiber nonwoven fabric with a thermosetting binder absorbs vehicle noise and blocks heat while staying durable up to 260°C.

A single mounting bracket supports multiple exhaust treatment devices while shielding the air cleaner from thermal radiation in tight spaces.

Variable-length connecting rods slow Stirling pistons at dead centers, raising cryogenic power while reducing noise, losses, and complexity.

By placing the drive shaft above the cylinders, this vehicle layout frees space for hydrogen tanks while preserving compact packaging and aerodynamics.

When current driving behavior diverges from predictions, the control logic rebuilds the user model to improve component timing, fuel use, and driveability.

Direct welding of the cable lug to the heater terminal cuts heat-driven fastener failure and resistance in exhaust after-treatment systems.

A split bracket mounts both purifier cases to cut engine weight while preserving exhaust-device support strength and service access.

A segmented feedthrough joins the heater conductor at a set angle to cut rod waste and simplify gas-tight, insulated exhaust housing connections.

Flammable battery vent gas is filtered, mixed with oxygen, catalytically converted to inert gas, and scrubbed to limit fire propagation.

A rotating telescoping exhaust stack enables compact transport, fast turbine deployment, filtered air intake, and lower noise in mobile power units.

Multiple load paths and angled receptacles clamp the aftertreatment system securely, reducing fastener strain and slip under vibration.

By moving the exhaust purification device outside a side member, this layout frees central tank space and reduces heat exposure and noise.

Insulating mounting recesses hold exhaust heater cables in fixed positions, preventing interference and damage during assembly and operation.

An insulated extended mid-pipe keeps exhaust hot enough for a remote DOC while saving housing depth and damping diesel prime mover vibration.

A pressure-open membrane and labyrinth drain path release leaked battery coolant while blocking reverse flow to reduce short-circuit risk.

Segmented covers, supports, and fastening bands simplify exhaust duct installation while resisting vibration loosening and reducing heat transfer.

A bead-and-dimple floor cover cuts muffler attachment parts and labor while maintaining rigidity and suppressing vehicle underbody vibration.

A two-level support layout places tractor exhaust cleaning devices above and behind the engine to keep bonnet height low and the engine compartment compact.

A moving-plate drain lets a compact fuel cell silencer remove water while limiting hydrogen discharge and staying close to the noise source.

Relay switching between series and parallel heated catalysts balances converter power distribution, exhaust purification, and energy use.

A protected control-unit casing uses cooling air and a movable lid to shield tractor exhaust cleaning controls from heat, moisture, dust, and water.

Integrated cooling and condensate removal dry exhaust gas to protect capture media and enable efficient onboard carbon capture in vehicles.

Elastic first and second support members absorb thickness and longitudinal vibration in catalyst converter mounts, improving durability.

A casing-cooled tractor controller stays protected from heat, moisture, dust, and water to keep exhaust gas cleaning stable and serviceable.

A conductive support rubber creates a grounding path for the exhaust pipe, preventing charge buildup that can degrade sensor sensitivity and vehicle performance.

Side-by-side aftertreatment units below the cab floor solve dump truck space limits while preserving driver visibility and easing maintenance.

Interlocking positioners guide exhaust insulator members during swaging to prevent axial deviation and improve fit around the converter.

Nanoparticle-filled ceramic pores block saline absorption and reduce thermal-stress cracking in exhaust-system electrical feedthroughs.

A pressure-triggered membrane drains leaked battery coolant while blocking moisture and dirt entry to reduce short-circuit and fire risk.

A rotatable, telescoping exhaust stack cuts transport size while raising exhaust discharge to reduce noise and deployment complexity.

Relay-based resistor switching adapts catalytic converter heater power across battery voltages without PWM ripple, EMC issues, or added converter complexity.

Cooling and condensate separation dry exhaust gas for CO2 capture while limiting backpressure and recovering waste heat.

A fixed installation aid with positioning recesses keeps exhaust heater connection lines stable, insulated, and protected during installation.

Integrated cooling passages lower utility vehicle exhaust temperatures to protect the catalyst and help meet stricter emissions limits.

Openings and baffles in heat transfer plates redirect hot fluid toward thermoelectric modules to raise local velocity and power generation.

Two anti-vibration mounts placed at offset muffler positions absorb transmitted vibration, prevent damage, and keep the attachment structure compact.

A split heat shield lets underfloor vehicle heat exchangers avoid exhaust heat, shrink front-room packaging, and stay easier to service.

A shared fuel vapor purge pump circulates air through the catalyst heater, cutting cold-start emissions without adding a dedicated pump.

Integrated cooling fluid lowers exhaust gas temperature to protect the catalyst and help utility vehicles meet stricter emissions limits.

An asynchronous starter-generator supplies LV power for electric radiator and exhaust fans, cutting mechanical fan losses and external supply needs.

A fuel tank recess nests the reductant tank to fit SCR exhaust treatment without extending tractor length or cutting fuel capacity.

High-conductivity exhaust piping with a uniform bore and smoothing layers cuts temperature gradients, limits condensate buildup, and stabilizes gas flow.

A side-by-side battery and reducing-agent tank layout preserves tank cooling while improving battery maintenance access in the tractor engine compartment.

A spacer-defined airflow channel protects tethered electronics from converter heat while GPS and siren functions deter theft and aid recovery.

Cool underfloor air routed through the rear axle cover cools exhaust tailpipes and blocks hot gas return flow that overheats the rear apron.

A collar, nut, and dual-seal connector structure limits moisture corrosion and heat buildup in high-current exhaust heating connections.

Radial cooling fins on an exhaust heater connection pin dissipate heat to prevent cable overheating, thermal damage, and ignition risk.

Bypassing stack air into the discharge adapter lowers hydrogen in stationary fuel cell exhaust without extra fans, reducing venting risk.

A reductant tank nested in a fuel tank recess frees tractor space for larger fuel capacity without extending body length or shrinking steps.

A segmented pin-insulator-bushing assembly cuts feedthrough waste and cost while maintaining electrical insulation and gas-tight heater contacting.

Axially sliding convex and concave fins absorb thermal expansion, limiting module deformation while maintaining low heat resistance.

Axial annular seals close the filter element drain with less force, improving drainage reliability and preventing clean/raw side mixing.

Installing the air control device beside the cylinder head cover uses space below the fuel tank while preserving tank capacity and center-of-gravity height.