Machines/Engines TRIZ Cases

Overlapping shear webs with chordwise gaps simplify segmented wind blade alignment while improving load transfer, stability, and assembly speed.

A curved multi-step deflector surface redirects and focuses ultrasonic echoes, enabling accurate external liquid level measurement on vertical tanks.

A separate pressure-limiting path to the inlet valve area cuts damper wear, noise, and pulsation load in a high-pressure fuel pump.

A low-Tg fluorescent thermoplastic binder speeds wind blade fabric layup and enables UV inspection of binder coverage and conformance.

Nacelle LIDAR measures hub-height wind speed to detect blade roughness in real time, avoiding rotor-wake errors and inspection downtime.

A multilayer Ti and CrN coating helps methanol injector valve seats resist corrosion, wear, and cavitation under high heat and pressure.

High-pressure oil jets crush bubbles in the engine oil return channel, reducing aeration and improving lubrication and cooling.

Controlled motion of rotating load elements generates resultant thrust, offering fuel-free vehicle propulsion with lower pollution and range limits.

Oversampling and digital high-pass/low-pass filtering replace complex analog filters in FMCW distance measurement, cutting cost and temperature drift.

Separating the kite sail into two parts shifts it into a parachute state, cutting tether load for controlled emergency landing.

A nested outer bell and optional cup widen the usable flow range, improve air intake, and help the siphon stop cleanly without clog-prone snorkels.

Reflected light power from a prism distinguishes air, water, and fuel in a tank, improving fuel level and water accumulation monitoring.

A multi-stage plasma engine boosts thrust-to-power by extracting atomic ions, then recombining them in a reaction region to release thrust energy.

Nanoparticle-coated, unequally pre-loaded TCP actuators in elastomer skins cut power use, reduce hysteresis, and improve twisting actuation in water.

Continuous oil level sensing inside the gauge assembly detects sudden drops early, helping protect compressor lubrication and reliability.

Robotic drilling, internal filling, and hole sealing add balancing mass inside wind turbine blade tips without external aerodynamic disturbance.

Lightning down conductors route strike current through metallic blade joints instead of bolts, protecting segmented wind turbine blade connections.

Reflected optical power from prism sensors at different tank heights distinguishes air, water, and fuel to track fuel level and water buildup.

A pivotable support and crane line upend wind turbine generators on limited vessel deck space, easing offshore removal and repair.

Using multi-wavelength transmitted light and vertical position analysis, this case corrects meniscus error for more accurate liquid level detection.

A dual-spring inlet valve slows opening before impact, reducing cavitation, NVH, and component damage while preserving fuel metering response.

Modular green ceramic chip lamination and sintering simplify ion thruster fabrication while improving high-temperature resistance and compactness.

Impedance-matched PTO control and tension-only stroke let a point absorber harvest wave energy across changing sea states without end stops.

Threshold-based storage keeps only significant wind turbine measurement changes, cutting memory use while preserving long-term operating data.

A stepped lower-case layout preserves fuel storage volume while easing pump, regulator, and nearby engine component packaging.

An oil reservoir inside the valve timing rotor limits lubricant discharge, reducing component collision, noise, and vibration during engine operation.

A retractable tape and deployable optical or ultrasonic sensor measures varying reservoir fill levels without multiple custom point sensors.

A deformable tensegrity buoy changes shape and volume in rough seas to improve wave energy capture and converter survivability.

A threaded drive nut and hollow valve rod enable controlled engine oil drainage with less force, cleaner flow, and reduced spillage.

A rotating axial surface and ring-shaped sealing gap keep separated oil from re-entering cleaned gas and direct it to drainage.

Engineered HSC-derived iNKT cells suppress antigen-presenting myeloid cells to ease GvHD while preserving graft-versus-leukemia activity.

Voltage-driven artificial muscles twist a paddle for compact submarine propulsion, cutting motor noise and underwater detectability.

Floating vessels use hydrofoils, guide cables, and underwater turbines to generate predictable tidal power even in slower currents.

Opposite-polarity charging and multiplexer calibration improve capacitive level measurement accuracy under environmental interference.

Cross-checking turbine lightning sensor data with geolocation and waveform criteria improves strike detection reliability and reduces false alarms.

Primary winding voltage regulation suppresses premature sparks, lowers power use, and improves ion current sensing in spark ignition.

Taut guide wires and a slidable harness restrain load swing between platform and nacelle, enabling safer hoisting in higher winds.

Light-metal clamping pins relieve shear and thermal stress in fuel injector housings through controlled plastic deformation and relaxation.

A concave deformation-suppressing member limits diaphragm stress and damage while keeping pulsation absorption stable over service life.

Interference-fit tensioning blocks let engineers reposition wind turbine rotor blade shells precisely while avoiding damage, overbite, and ovalization.

A deployable tape and single sensor replace multiple fixed level sensors, cutting reservoir weight, cost, and customization effort.

Biasing a sensing electrode to track charge variation enables accurate liquid and leak detection with lower power, smaller sensors, and less noise.

Real-time blade temperature modeling enables localized de-icing and weight-balanced heating without shutting down the wind turbine.

Extensible wave receiver chambers pressurize hydraulic fluid from surface wave motion, improving power capture with lower marine impact.

A porous exhaust-side valve guide uses permeation and a flow passage to improve valve shaft lubrication while limiting oil loss in hydrogen engines.

Thermochemical cycling of cyclohexane and benzene compresses hydrogen using reaction heat, cutting external work and final temperature.

A deformable outer flange lets the bearing housing absorb strut thermal expansion, cutting stress concentration and fatigue in turbine exhaust cases.

A separate high-viscosity control fluid lubricates the needle guide and seals leakage paths, keeping alternative-fuel injectors compact.

Electrode-based permittivity sensing detects filling level, material quality, and air pockets inside embedded cable sheaths during construction.

Accelerometer-based calibration replaces unreliable rotor angle input to align strain-sensor blade load measurements with reference moments.