HBK Explains Defense Applications of Vibration Testing

Hottinger Brüel & Kjær (HBK) provides an in-depth overview of vibration, or shaker, testing in defense, highlighting its critical role in ensuring high reliability, safety, and performance of military systems across weapons, vehicles, aircraft, naval platforms, and portable soldier equipment.

Shaker testing is a fundamental aspect of defense engineering, with HBK emphasizing the critical role it plays in protecting soldiers, securing mission success, and advancing defense technologies. By simulating the dynamic environments military equipment encounters, testing validates the design, operational readiness, durability, functionality, and safety of different defense systems.

In the weapons sector, vibration testing assesses missiles, rockets, artillery, munitions, and smart weapons. Tests examine propulsion, guidance, payloads, electronics, sensors, and control systems to ensure survivability and precision under vibration and shock conditions. Similarly, military vehicles, including tanks, armored personnel carriers, and onboard electronics, are subjected to vibrations from rough terrain, high-speed movement, and weapon recoil to confirm that suspension, armor, and electronic systems can withstand real-world conditions.

Aircraft, drones, and naval systems also rely on rigorous shaker testing. Combat aircraft, Unmanned Aerial Vehicles (UAVs), and helicopters are tested to ensure structural integrity and operational performance under flight and rotor-induced vibrations, while shipboard equipment, submarines, and missile launch systems are validated for reliability under engine, wave, and launch-related vibrations.

Portable and hand-held soldier systems, such as communication devices, GPS units, night vision goggles, and weaponry, are likewise tested to guarantee ruggedness and performance in demanding environments.

HBK notes that all defense shaker testing adheres to strict standards, including MIL-STD-810, STANAG 4370, and DEF STAN 00-35, and faces several challenges. These include high payload requirements, simulating extreme environmental conditions, achieving precision in data collection, and balancing cost and time constraints.

To find out more information and explore view HBK’s vibration testing products, read ‘Vibration Testing – Defence’