Trapezoidal sandwiched dual-layer hot-film sensors for highly sensitive and spatial-resolved wall shear stress measurement: A static investigation

Key Points

• High sensitivity is achieved with the trapezoidal design, optimizing wall shear stress measurement accuracy.
• Measurements indicate a notable improvement in spatial resolution, enhancing detection capabilities in fluid dynamics.
• Static investigation emphasizes the sensors' efficacy across various flow conditions without active adjustments.
• Findings support the potential for advanced applications in fluid mechanics and engineering design contexts.