Machines/Engines TRIZ Cases

A fuel injection feed pump adjusts its delivery rate via an electric control device to manage fluid flow and pressure in the low-pressure region.

Induction heating with a smart susceptor accelerates shape memory alloy actuator phase transitions while maintaining uniform temperature control.

A crushable air duct uses patterned grooves to absorb impact energy and protect under-hood components.

A control valve overlaps a spool element with a fixed part to minimize axial length.

Dynamic valve positioning resolves linear tone change limitations in active noise control systems.

A suction device removes residual oil from passive filter units during engine operation, preventing external drainage loss.

A thermally insulated reservoir in an aerosol provision cartridge separates vapor channels from liquid storage to stabilize temperature.

A gravity crane system moves bodies vertically to convert kinetic energy into electricity.

Composite coupling reduces machining costs while maintaining impact resistance and compactness.

A magnetic float liquid level indicator uses buoyant sensors to detect fluid height and actuate light sources through a transmissive cover.

A wind power plant hosts electronic warfare systems to enable strategic surveillance, reducing deployment costs while maintaining operational flexibility.

A vertical axis turbine system uses a guide vane assembly to direct fluid flow toward the rotating turbine assembly for energy capture.

Concave-convex joining surfaces absorb friction welding beads, preventing radial protrusion that reduces cooling channel volume and strength.

A variable choking section reduces control flow rates, allowing smaller actuators for large diesel engines.

Jack screws guide alignment of steam turbine carrier halves, eliminating separate temporary supports and reducing assembly complexity.

Combining molybdenum and boron additives in the crankcase lubricant reduces low-speed pre-ignition frequency while maintaining detergent activity.

Vertical fuel pump placement within a shaped tank resolves height constraints while preserving air cleaner performance.

Pivotable air flap reduces propulsion resistance and front axle lift by closing the inlet at low speeds.

A plunger sleeve with a deformable first section adjusts clearance dynamically to maintain volumetric efficiency in high-pressure pumps.

A bushing embedded in adhesive distributes bolt loads across laminate panels to secure components without crushing the foam core.

A welded solenoid magnet group housing simplifies assembly by joining the cover and housing part directly.

A camshaft phaser target wheel features a bayonet tab with an integrated reinforcing groove to enhance structural durability.

A gas-tight waveguide coupling uses a dielectric seal element to transmit electromagnetic signals from a planar radiator.

An automatic voltage regulator powers the drive system using generated electricity, eliminating dependency on external fuel sources.

A computer method segments correlated petrophysical data into independent subsets for accurate property distribution analysis.

A fuel injection valve incorporates a shift permitting member and friction reducing part to allow perpendicular housing displacement.

Shallow axial grooves machined via hobbing increase surface area to improve heat dissipation while reducing production time.

A pouring pipe outer wall enhances structural rigidity while enabling lubricant oil flow through a communicating hollow portion.

Optimized tip airfoil geometry increases lift coefficients for small wind turbines.

A segmented steam turbine casing structure enables precise machining of the bellows fitting unit within existing factory facilities.

A pressure control valve shuts the barrel port during early fuel compression to prevent cavitation damage in diesel engine injection pumps.

Segmenting the hub main body into radial parts reduces assembly complexity while maintaining structural integrity through precise connecting structures.

A segmented venting plug assembly moves an inner seal relative to an outer seal to release trapped air from coolant channels.

Buoyant airbags on a vertical chain drive gear rotation for electricity generation, solving the bottleneck of harnessing rising air energy efficiently.

An oscillating aifoil wing generates low power electricity from various fluid flows, bypassing bulky turbine complexity.

Hydraulic suspension needle arrangement minimizes nozzle seat wear by decelerating impact momentum through spring force and fluid damping.

Integrated silencer chamber within double pipe air duct reduces intake noise without separate components, simplifying design and lowering weight.

Melting a polymer tape overlay onto eroded rotor blades restores protection without replacing entire tapes, reducing operational downtime.

Segmented circuits with intermediary valves stabilize pressure, preventing pump overheating during port injection.

Multi-directional supporting members distribute wind turbine loads across a TLP node structure to ensure stable platform support.

Predictive timing circuitry narrows the measurement sweep window to reduce energy consumption while maintaining update rate and measurement accuracy.

Tower-mounted clearance sensors determine rotor blade eigenmodes without internal installation, avoiding lightning damage and maintenance complexity.

A cam phaser check valve plate uses radial clearance and axially extending bosses to secure fastener alignment.

Double-ended spring biasing ensures linear magnet motion, resolving non-linear cantilever constraints and boosting electrical output bandwidth.

Segmented oil passages deliver precise fluid volumes to differential bearings in gas turbine engines.

An elastic bracket isolates port injection pump vibrations from the fuel tank, reducing acoustic noise while maintaining dual-pump fuel supply capability.

Overmolding the check valve base onto the metal sleeve prevents axial and rotational movement, resolving alignment issues in variable camshaft timing systems.

An extruded copper core inside a steel valve body improves heat radiation, suppressing preignition knocking while simplifying manufacturing.

Integrating a high pressure accumulator into the fuel injector dampens pressure waves generated during multiple injection events, enhancing delivery stability.