Multiphysics Simulation for Analyzing the Influencing Factors of Electrostatic Charge Transfer in Supersonic Flow Field Deposition

This study investigates electrostatic charge transfer in supersonic flow fields using a multiphysics simulation approach. The mechanisms governing charge transfer characteristics is elucidated, by analyzing key influencing factors, including particle size constraints, flow velocity, surface roughness, and humidity, our. A corrected charge transfer model is developed, integrated with flow-particle coupling simulations, to reveal the critical properties of charge transfer under supersonic conditions. The findings provide valuable theoretical insights for the design of static protection systems in aircraft, addressing a critical challenge in aerospace engineering.