Definition
A flight control system that uses computer software modeled on the structure of biological neural networks to continuously adjust how control inputs are translated into control surface movements. The system learns from real-time aircraft response data and adapts its control logic to maintain stable, predictable handling, including after damage, system failures, or changing flight conditions.
Plain English
A flight control computer that learns and adjusts itself in flight. If something changes — damage, a failure, unusual conditions — it figures out new ways to keep the airplane flying the way the pilot expects.
Context Anchor
Seen in discussions of advanced flight control technology, especially aircraft that use computers between the pilot’s controls and the control surfaces.
Derivation
‘Adaptive’ comes from Latin adaptare, meaning to adjust or fit to. ‘Neural network’ borrows from biology — networks of neurons in the brain — and refers to software designed to learn patterns the same way a brain does. Together: a control system that learns and adjusts itself.
Why Pilots Care
These systems can keep an aircraft controllable in situations a traditional control system could not handle, such as partial loss of a control surface or unexpected damage. Understanding that the flight controls may be actively reshaping their own behavior helps pilots interpret aircraft responses correctly.
Analogy
It is like a helper who notices that a steering wheel no longer turns the vehicle quite the usual amount, then adjusts how much steering input is sent so the vehicle still follows the intended path.
Grounding Statement
If the airplane starts responding differently than expected, this system can change the control commands it sends to help keep the airplane under control.
Intuition Check
Do not read “neural” as meaning the aircraft has a human brain. Here it means a computer method that uses many connected calculation steps to adjust its control behavior.
Example Sentence 1
The research aircraft used an adaptive neural network-based flight control system that maintained stable handling even after a simulated control surface failure.
Example Sentence 2
During the long cross-country flight the adaptive neural network-based flight control system continuously refined its pitch commands to reduce fuel burn.