Windmilling Testing Services for Aero Engines
Avoid catastrophic incidents and ensure your aerospace systems meet the highest safety standards with Element’s precise and reliable windmilling and vibration testing. Our advanced capabilities simulate the extreme vibrations caused by fan blade-out events, validating the resilience and compliance of your engines and components. With cutting-edge equipment and proven expertise, we help you confidently address regulatory requirements, minimize risks, and optimize performance - keeping your projects on track, your customers safe and your reputation intact.

What is Windmilling Testing at Element?
Windmilling occurs when the propellor of an aircraft turns from airflow only, rather than powered by the engine. This could be due to a fan blade out event – such as ingestion of a bird by the engine – causing rotor blades to detach. The result is windmilling vibration, which often causes enough damage to halt power production, although the engine will continue to rotate due to the incoming airflow causing sustained engine imbalance - ‘windmilling’ - which places a significant strain on an aircraft’s flight systems. Windmilling testing ensures that these systems can handle the stress and remain operational.
While these extreme conditions are difficult to replicate in standard testing, Element’s LDS V8 electrodynamic test system can simulate even extreme events, providing the certainty you need to demonstrate your product’s compliance to any standard.

What can Element offer you for Windmilling Testing?
Products We Test
Products We Test
Element specialize in testing critical components such as aircraft engine fan rotors, flight system components, vibration isolation systems, and structural supports. Our expertise ensures every part of your system is validated under the most demanding conditions.
Key Services Offered
Key Services Offered
Our windmilling testing accurately replicates extreme stresses, providing reliable data to validate compliance with industry standards and confirm your systems' ability to operate under challenging conditions.
Cutting-Edge Equipment We Use
Cutting-Edge Equipment We Use
Simulating fan blade-out events involves high transient loads and sinusoidal vibrations (typically 5 to 25 Hz). Our powerful electrodynamic LDS V8 system is one of only a few in the UK and can accurately replicate these conditions, testing your systems under real-world stresses.
Which Labs We Offer This Service At
Which Labs We Offer This Service At
Our windmilling testing is conducted at our Warwick laboratory, one of the few UK facilities equipped with specialized high-displacement vibration testing systems. With globally recognized expertise, we’re positioned to support aerospace customers worldwide.
Products we test
- Aircraft engine fan rotors
- Engine mounts
- Flight system components
Your Challenges, Our Solutions
Replicating Extreme Real-World Conditions
Meeting Stringent Compliance Standards
Preventing Critical System Failures
Access to Cutting-Edge Facilities
Why Choose Element

Advanced Testing Capabilities
Trusted Industry Expertise
Compliance You Can Count On
Global Reach, Local Support
3,000+ Aerospace Experts
1of Few UK Labs
17025:2005UKAS Accredited
100+Years of Expertise


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