Machines/Engines TRIZ Cases

Redirects captured waste energy from drilling rigs to reduce electrical power requirements and operating expenses.

An internal oil flow path in the cylinder base cools the unit, protecting sensors from steam heat.

Integrating the spark gap into the holder reduces part count and assembly complexity while directing lightning currents away from the sliding connector.

A plunger mechanism detects fluid levels in lined containers by moving between extended and retracted positions.

Exothermic microcapsules generate heat to trigger shape memory transitions without external sources.

A chained assembly of buoyant hydroelectric generators extracts energy from moving water bodies without requiring large-scale dam infrastructure.

A rotor blade shear web uses pultruded components with hollow cross-sections to improve bond thickness control and manufacturing efficiency.

Segmented lips on the gasket elastically deform to accommodate engine vibrations while maintaining a secure seal against the airbox.

A solid ferromagnetic pole disk enhances saturation induction in a solenoid valve magnetic circuit, reducing eddy currents and power consumption.

Deflecting bars extend downstream outside the inlet opening to guide debris along the flow housing exterior.

A coaxial probe system uses microwave pulses to measure fluid levels and detect contaminants in aviation fuel tanks.

Forward oil catch tank condenses gaseous alcohol to prevent air-fuel ratio deviations without enlarging the vehicle.

A plastic fuel filter connector integrates a recessed channel to secure retention posts at multiple orientations.

Alternating self-healing and crack-deflecting layers in a CMC matrix preserve the interphase coating against oxidation during melt infiltration.

Acoustic covering featuring undulations with pressure-sensitive adhesive beads secures to generator enclosures without mechanical fasteners.

A radar level gauge system uses time delay control in pulse generating circuitry to stabilize frequency differences.

Constricted nozzle and recessed pole piece generate friction at the seam weld line, distributing hydraulic load to withstand pressures above 350 bar.

Thick internal panels absorb acoustic energy to resolve the trade-off between engine cooling airflow and strict acoustic insulation standards.

An integrated filter assembly uses a conductive heat bridge and thermal insulators to thaw frozen aqueous urea solutions while minimizing energy loss.

Cables routed over the hub and anchored at blade roots eliminate specialized anchorage points, simplifying attachment while maintaining stability.

A wire release mechanism uses a high-resistance fuse to loosen restraint wires via electrical current for selective component movement.

Pivoting flow control plate directs water force onto a hydro turbine for consistent power generation.

Undercrown recesses expand the surface area for cooling oil, eliminating complex internal galleries while maintaining thermal resistance.

Captive elongate pins secure composite nacelle panels to a steel structural frame, reducing weight and installation complexity.

A reversible transfer pump drives fluid through a filter cartridge to enable controlled drainage operations.

Longitudinal fins with drop-shaped deflection units redirect warmed air toward the root, resolving uneven heat distribution and preventing icing.

A pulsed waveguide system transmits voltage pulses through liquid to detect quality variations via impedance and permittivity changes.

A ball valve mechanism in an engine breather structure opens and closes based on gravity, preventing oil leakage during vehicle inclinations.

Converging modules and pressure-balancing units channel wind to overcome low torque conversion limits in direct flow systems.

Grind base parts to create precise stop faces that establish fixed coupling, resolving manufacturing tolerance accumulation in combustion engine injectors.

A coil spring conducts current to generate a magnetic field that induces heat in a shape-memory alloy member.

Segmented solidified sodium rods fill hollow poppet valve cavities, eliminating molten state temperature control requirements.

Periodic resistance measurement pulses enable accurate SMA wire sensing without sense resistors, reducing power consumption and system complexity.

A fuel injector piston compresses fluid to generate high pressure without external pumps.

Gusset members support roof panels on a skid platform to reduce footprint while accommodating various genset sizes without welding.

A vehicle cooling system vents gas from the heat exchanger through a line connected upstream of the coolant pump.

A single cooler cooling circuit uses a valve arrangement to regulate coolant flow rates and generate distinct temperature levels for multiple heat-generating devices.

Displacing sub-layers in composite laminates prevents ply boundary alignment, limiting crack propagation to improve impact resistance.

Valve means control fluid flow between chambers, preventing false warnings during dynamic vehicle maneuvers.

A sensor device uses a hybrid fastening system combining threaded and conical press-fit connections to secure the housing.

Integrating a biased closure member into the cartridge casing eliminates complex moving parts on the engine block while preventing oil spillage.

Nested exterior sections extend the aerodynamic profile to reduce energy losses from flow separation without increasing overall blade size.

Capacitance sensor detects remaining aerosol material in the cartridge, resolving inconsistent aerosol quality caused by unknown material levels.

A filling level sensor uses a thermally coupled reference unit to stabilize measurement signals against temperature fluctuations.

Curved frequency ramps compensate for dispersion-induced velocity changes in waveguides, eliminating iterative corrections and improving measurement precision.

Alternating primary color bands on rotating blades generate a pulsating effect that deters birds and prevents collisions.

A metal valve housing and fixed core support structure stabilizes direct fuel injection valves under high axial loads.

Twist-lock housing engages positioning arms on the filter element to secure the seal, eliminating manual seal installation errors.

An elastic compensation element accommodates liquid volume expansion during freezing, preventing ice pressure damage to the filter structure.

Overlapping shear webs boost outboard torsional stiffness to reduce blade twist and improve energy capture efficiency.