Machines/Engines TRIZ Cases

A vehicle controller calculates fuel mileage using baseline data from factory settings or previous runs.

Quenching and tempering restricts inner surface inclusions to prevent fatigue fractures under high internal pressure.

A dispensing nozzle initiates liquid suction during its descent to prevent air bubbles from escaping the tip.

Coil-ring propulsor generates thrust via magnetostriction and electromagnetic induction at super high frequencies.

A vacuum cathode arc pulsed thruster uses concentric electrodes and an insulating fuel layer to generate plasma for propulsion.

Secondary rotors capture vortex energy at blade tips to eliminate heavy gearboxes and reduce structural complexity in large turbines.

Inwardly protruding sealing flanks extend the heat conduction path to reduce thermal bridges while maintaining high tightness.

A portable blood viscosity measurement apparatus integrates a disposable cartridge with automated injection and heating for point-of-care testing.

Segmented scanning with varying resolutions calculates silo volume while reducing energy consumption and data transmission.

A floating breakwater structure uses a damping system to absorb wave energy and stabilize the platform on water surfaces.

Projections on a unison ring scrape soot from the gap between facing surfaces during circumferential displacement.

Float switches detect rising water levels in power electronics installations to trigger automatic shutdown sequences.

Sliding trailing plies induce tension forces that prevent wrinkles and stress concentrations during composite flange formation.

A helical flow path in an anti-reflection device dissipates pressure wave energy to stabilize injection and reduce particle emission.

Directional panels on a roof-mounted wind turbine guide airflow to maintain constant impeller rotation, reducing mechanical wear from frequent pivoting.

A pneumatic tool rotary valve adjusts compressed air flow through multiple rotational positions to control motor power output.

Integrated ring holder organizes connectors and tools to resolve time selection bottlenecks during oil changing operations.

A measuring device separates wanted echo signals from disturbance echoes using sequential sampling and low-frequency intermediate signal processing.

An ignition control apparatus uses an energy accumulation coil to maintain discharge current through semiconductor switching elements.

Hub-mounted hoisting systems lower rotor blades to re-index pitch bearings, eliminating costly crane requirements and dedicated road access.

Replacing threaded fasteners with an integrated latch assembly eliminates stripped threads and lost hardware, reducing automotive airbox service time.

A fluid level gauge uses a prism and window to define a chamber that provides visual and electronic detection of liquid levels.

A unified gasket merges multiple sealing functions to reduce device complexity while maintaining reliability against leakage.

Adhesive distributes stress between crimp structures and shape memory alloy wires, preventing damage while maintaining electrical coupling.

Segmented partition walls position orifices away from joint portions, preventing deformation during vibration welding and ensuring high airtightness.

Positioning elements on a rotatable central element engage housing counters to fix angular alignment and ensure reliable electrical contact.

Melt infiltration of silicon carbide fibers with a transition metal disilicide alloy suppresses interface layer deterioration and oxidation.

Curved end faces on radial support elements lock into matching recesses, preventing relative movement under vibration loads that degrades measurement accuracy.

Protrusion portions offset the fuel rail body laterally, preventing interference with ignition plugs while maintaining compact engine dimensions.

Segmented modules reduce fabrication costs by allowing local assembly of offshore wind foundations without large facility space.

Stepped frequency radar signals resolve phase wrapping ambiguities to achieve sub-millimeter liquid level accuracy despite interference.

A clamping jaw with a copper sleeve increases screw assembly elasticity to maintain injector preload force.

A fuel pump assembly uses a jet pump to draw fluid from the reservoir into the primary pump outlet.

A clutch device transmits torque via axial friction contact between drive and driven elements within a tapered gap.

Angled flow guiding device on wind turbine blade pressure side creates air pocket to increase lift while reducing structural loads in root region.

Interlocking spar bridge connects blade sections to transfer loads while allowing longitudinal movement, reducing manufacturing and transport costs.

Optimized vortex generator fin heights balance drag and separation suppression across normal and degraded blade states.

Vertical light receivers detect liquid levels via signal intensity differences, bypassing temperature equilibrium errors common in thermal sensors.

A loop powered distance transmitter uses a laser emitter and single photon detector to measure target distance via optical time of flight.

Stationary thermographic imaging eliminates aerodynamic heating errors to ensure accurate damage detection in wind turbine blades.

Detachable support means allow inner housing adjustment from outside, reducing maintenance time by avoiding full outer housing disassembly.

Asymmetric stall fences restrict root cross-flows while minimizing trailing edge separation, increasing blade lift and reducing drag.

Segmenting the ignition coil from the control unit reduces temperature stress on electronics while maintaining signal integrity.

A shape memory alloy system converts low-grade thermal energy into electrical power through cyclic expansion and contraction.

A compact filter valve assembly integrates bypass and shutoff pistons within the manifold to manage fluid flow paths.

An H-shaped fuel pump strainer maximizes filtering area within a compact volume, reducing flow resistance for space-constrained modules.

A dynamic electro-optic sensor adjusts light intensity and detector sensitivity to determine liquid presence in a chamber.

A breather coking device heats blow-by gas using an exhaust manifold to remove entrained oil before the gas reaches engine components.

Suction jet pump moves water from collection chamber using fuel pressure to prevent overflow and freezing damage.

A radar level gauge uses a spring-loaded clamping mechanism to press an annular collar portion against an abutment for reliable sealing.