Power Installations TRIZ Cases

Lowering the mount attachment point into the oil reservoir uses thermal conduction to protect against flame exposure, eliminating complex thermal blankets.

Rotatable flaps block axial bolt movement, eliminating complex linkages and vibration susceptibility in aircraft actuators.

A functional enhancement module manages electrical power take-up via a dedicated controller and power controller to support additional loads.

A radially-enlarged housing section defines an oil sump that prevents oil contact with the gearset in the stowed position.

Controller disconnects failed primary generator and connects secondary source to essential bus, ensuring continuous power supply during aircraft emergencies.

A hybrid helicopter uses a battery and engine-driven generator to supply electric motors, enabling continuous flight operations.

Adjustable inlet guide vanes and exhaust panels maximize mass flow and torque production in a submerged ram air turbine generating system.

Segmented dual active bridges phase-shift power flow to cancel ripple current, reducing output capacitor size and weight in aerospace applications.

A charging compressor uses pressure measurements to determine a surge parameter for relief valve control.

Segmented power converters step voltage levels to enable efficient transmission, reducing heavy insulation requirements and overall system weight.

Multiple thermoelectric cells generate electrical power in aircraft gas turbines using a flowing cold fluid as the heat sink.

Radial arms in a turbomachine subassembly channel ventilation air to cool the generator chamber, bypassing mounting clevises that block additional conduits.

Segmented clevis sides connected by a brace resist bending loads from solenoids, enabling modular maintenance without replacing the assembly.

An unmanned aerial vehicle fluid chamber merges buoyancy, cargo storage, and renewable energy generation to eliminate charging station dependency.

A jet engine connection device with interchangeable fluid areas enables flexible mounting on aircraft fuselage positions.

A vehicle electrical interconnect system shares a high voltage return path with low voltage distribution to reduce weight.

Dynamic speed adjustment maintains constant power output across varying ambient conditions, eliminating the need for oversized auxiliary power units.

An auxiliary air turbine extracts work from ram airflow to generate power and provide a cold heat sink for aircraft systems.

Dual generators harvest kinetic energy from propellers during descent to extend flight time while reducing propulsion complexity.

Rollers guided by a lock bolt push up-lock wedges radially outward, preventing stowing damage.

Integrated hybrid emergency power system improves reliability by using a heat exchanger to preheat intake air, resolving complexity trade-offs.

Integrating the beam and trunnion into a single forged body reduces assembly complexity while maintaining structural strength.

Segmented actuator housing interfaces solenoid and toggle assemblies via precise pin and threaded hole clocking.

An unshrouded open rotor assembly positioned aft of the empennage ingests boundary layer airflow to reduce parasitic drag and enhance propulsion efficiency.

Turbocharger recovers APU exhaust thermal energy to drive compression, enabling ground-level operation where cabin pressurization is unavailable.

An auxiliary power unit supplies emergency energy through a dedicated hydrogen fuel circuit.

Segmented thru shaft and coupler mounts compensate for thermal deflections, reducing seal wear and coupler failure risks.

Flexible thermoelectric composites convert waste heat into electricity, eliminating the power drain on aircraft systems.

Pivotally attached rods and structural handholds secure rotorcraft cowlings in open positions, maintaining airflow continuity without extra reinforcement.

A multilevel hierarchical power distribution system allocates logical operations to secondary assemblies using field programmable gate arrays.

A hybrid ram air turbine uses a gearbox to match optimal speeds for electrical and hydraulic power conversion devices.

Voltage sensors feed the automatic deployment controller, which triggers ram air turbine activation when DC bus voltage drops below thresholds.

A turbo pump converts compressed gas into electrical or hydraulic power for aircraft emergency systems.

A compound engine assembly integrates a compressor and turbine to generate compressed air and electrical power.

A localized aircraft galley power system uses segmented fuel cell modules to generate electrical and thermal energy independently of centralized generators.

External pods house power sources and refrigeration systems, reducing detectable signature by managing thermal loads independently.

Direct bleed air temperature sensing replaces indirect exhaust gas correlation, enabling precise thermal control despite operational uncoupling.

A fuel cell system uses a segmented air path with a bypass valve to regulate oxygen delivery based on motor power demand.

Actuator disengages engine from gearbox to drive accessories, eliminating dedicated APU weight.

An eccentric exhaust muffler system uses an annular baffle and radial gaps to attenuate auxiliary power unit noise while accommodating thermal expansion.

A turbomachine regulation system calculates an anticipation parameter from electrical power requirements to control rotation speeds.

Altitude-dependent voltage control prevents electric arcs and partial discharges in high-voltage electrical propulsion systems.

An accessory turbine generator powered by high pressure air and exhaust heat reduces aircraft specific fuel consumption.

Flexible printed circuit mounts sensors into recessed support cavities, reducing assembly complexity and improving aerodynamic profile.

An auxiliary winding coupled to an input filter inductor channels short-circuit energy into a dissipative element for safe operation.

Aircraft auxiliary power unit exhaust gas temperature monitoring system dynamically adjusts operational modes to reduce fuel consumption.

DC power buffer absorbs regenerative actuator energy to stabilize aircraft AC bus voltage without adding heavy resistors or oversized generators.