A review of dynamic multiaxial experimental techniques

Area of Science:

• Materials Science
• Mechanical Engineering
• Solid Mechanics

Background:

• Materials and structures frequently face explosive and impact loads.
• These conditions induce significant multiaxial plastic deformation at high strain rates.
• Understanding material response under such dynamic loading is critical for safety and design.

Purpose of the Study:

• To review the historical development and recent advancements in dynamic multiaxial loading experiment techniques.
• To identify and analyze the primary technical challenges encountered in dynamic multiaxial testing.
• To propose a viable solution to overcome these identified testing problems.

Main Methods:

• Comprehensive literature review of dynamic multiaxial loading experimental techniques.
• Analysis of key technical issues in high strain rate, multiaxial deformation testing.
• Development and proposal of a practical solution for dynamic multiaxial testing.

Main Results:

• Detailed historical overview of dynamic multiaxial testing evolution.
• Identification of critical technical bottlenecks in current experimental methods.
• A proposed feasible solution to enhance the accuracy and applicability of dynamic multiaxial tests.

Conclusions:

• Dynamic multiaxial loading experiments are essential for characterizing material behavior under extreme conditions.
• Addressing key technical challenges is vital for advancing experimental capabilities.
• The proposed solution offers a pathway to more reliable and practical dynamic material testing.