Power Installations TRIZ Cases

A gas turbine engine converts compressed gas into supplemental power while storing inert gas for fire suppression.

An integrated fuel cell and combustor system burns reformed exhaust with aviation fuel to resolve the trade-off between low NOx emissions and flame stability.

Thermoelectric generator recovers waste heat from rotary wing propulsion systems, improving energy conversion efficiency and reducing fuel consumption.

Permanent magnet generators convert electrical energy into hydraulic pressure for flight control actuators, reducing system weight and complexity.

Heat pipes conduct heat from avionics units to the fuselage or wing, reducing Environmental Control System burden and weight.

A high altitude aircraft uses a laminar wing profile to generate lift with low flow resistance.

Thermal energy from the heating element melts ice deposits on the filter screen, preventing clogging and reducing fluid pressure drop in aircraft fuel systems.

Removable inlet duct allows auxiliary power unit servicing through the aircraft skin opening, avoiding structural disassembly.

A control system filters power consumption inputs into zones to adjust engine idle thrust settings at a rate limit.

An electric motor drives a thermal engine through a combining gearbox to start the aircraft propulsion system.

Dynamic inert gas flow control matches supply to ullage expansion, reducing energy consumption and emissions.

Varying propulsor motor pole counts drives fans at distinct speeds, spreading noise across multiple frequencies to reduce sound pressure levels.

Segmented stow lock pins prevent accidental deployment during maintenance by blocking extension and providing visual reminders.

Thermoelectric elements convert aircraft wall thermal gradients into electrical power, eliminating battery replacement needs in low temperatures.

Step difference in exhaust diffuser radius guides bypass flow to reduce turbulence and minimize flow loss.

Controllers adjust voltage references for parallel DC sources to resolve power sharing difficulties in high-capacity aircraft electrical systems.

A wireless harness automated measurement system uses portable test modules to evaluate electrical wiring harnesses without physical cables.

A wireless autopilot system uses a mounting plate and servomotor to adjust aircraft orientation via an external device.

Merging fuel cell stacks with load-bearing struts resolves the weight-power trade-off, extending flight time without weather-dependent photovoltaic reliance.

Aircraft on-board supply system using hybrid fuel cells to generate electrical and thermal energy for integrated consumer distribution.

Flux regulated permanent magnet generator enables dielectric testing of stowed ram air turbine windings without rotational input.

Electronic source load management module merges primary and secondary power generation to eliminate redundant backup systems.

An auxiliary power unit air feed structure injects pressurized cabin air into the supply duct to enrich oxygen concentration for reliable ignition.

Dual torque sensors on drive and output sides enable automatic fault detection in aircraft actuator no-back brakes, replacing manual checks.

A self-contained device converts ambient pressure variations into electrical energy using a diaphragm and dynamo mechanism.

Dynamic idle speed adjustment prevents compressor surge while minimizing fuel consumption during low-power operations.

Diode isolation prevents DC bus voltage fluctuations during regenerative power processing by directing current to a dedicated battery charging circuit.

Front-mounted connections eliminate peripheral disassembly for maintenance while reducing actuator overhang and vibration exposure.

Adaptive converters regulate voltage and frequency to eliminate harmonic distortion while supporting multiple personal electronic devices.

Distributed primary controllers implement droop power curves to stabilize bus voltage during mode transitions, eliminating the need for large capacitors.

An aircraft maintenance controller classifies operational data to predict component failures and generates partial dependency functions for clear explanations.

Rear-mounted accessory gearbox eliminates intermediate drive elements, reducing radial bulk and freeing space for efficient component placement.

Pre-heating and pressurizing air supply prevents freezing in cold environments while maintaining energy efficiency.

An aircraft power system uses an air separation module to split pressurized air into oxygen-enriched and nitrogen-enriched streams for fuel cell and turbine input.

Conductive shaft bridges sealed generator compartment and external blades, dissipating heat through airstream while maintaining debris protection.

Segmented offset exhaust duct straightens flow to reduce velocity and noise while maintaining shielding.

Temperature controller modulates auxiliary bleed air discharge to defrost frozen fuel-water mixtures and prevent blockages.

Spiral gas channels and segmented interconnector regions increase volumetric power density while reducing structural complexity in aviation fuel systems.

HVDC panel merges with primary distribution unit to transfer power via busbars, reducing cable weight and feeder resistance.

Separate inverter and converter units share power electronics via a controller switch to drive motor generator and auxiliary device motors.

A momentary switch triggers a latching relay to couple an auxiliary power unit to a hot battery, enabling remote startup in cold and dark conditions.

An integrated power quality module monitors generator control units to provide redundant protection without adding hardware.

Replicating certified store inertia and drag characteristics allows external sensor mounting without separate certification, reducing integration complexity.

Pivotable can design maintains seal integrity under high return pressure, preventing fluid leakage and vacuum creation.

Dynamic load cycling optimizes power usage while recovering thermal energy to reduce noise and CO2 emissions.

A modular aircraft design enables interchangeable power plants through automatic avionics adaptation for varying mission requirements.

A crowbar system with a switch module shorts AC lines to protect rectifiers from overcurrent and arc faults.