Wind Tunnel Experiment for Aerodynamics Teaching with Clear Airflow Visualization and Removable Wing

Overview This instrument demonstrates and verifies how lift is generated by an aircraft wing in atmospheric flight. It offers a clear, handson visualization of airflow and pressure differences around an airfoil, making aerodynamic principles easy to observe and test. Key benefits Demonstrates core aerodynamic principle: shows how airflow over an asymmetrical wing produces pressure differences that result in lift in accordance with Bernoulli principle. Clear visualization: transparent cover keeps the airflow visible while allowing unobstructed observation of the wing response. Easy to operate: simple setup with an integrated fan produces steady airflow for immediate demonstration and verification. Removable components for flexibility: the airplane model and the slide bar pressing plate can be removed for replacement or adjustment, while other parts remain fixed for stable operation. Engaging and educational: intuitive display that enhances learning and stimulates interest in aerodynamics. Main features Wing profile: rounded leading edge, sharp trailing edge, curved upper surface and flat lower surface; asymmetrical shape designed to produce faster airflow over the surface and slower airflow under the bottom surface, creating lift. Components included: fan, airplane model, transparent cover, slide bar, slide bar pressing plate, wooden base, and fixed support parts. Construction: wooden base provides stable support; transparent cover allows direct observation of airflow interactions with the model wing. Performance: fandriven airflow produces a measurable effect on the model wing, enabling clear verification of lift generation under controlled conditions. How it works Turn on the fan to generate airflow directed at the airplane model. As air moves over the wing, the upper surface produces higher velocity flow and lower pressure while the lower surface has relatively lower velocity and higher pressure. The resulting pressure difference produces an upward force on the wing, visually demonstrating lift. Use scenarios Classroom demonstrations: show students how wing shape and airflow create lift during lectures or lab sessions. Laboratory verification: use as a practical experiment in introductory aerodynamics or fluid mechanics courses to confirm theoretical predictions. Exhibit or outreach displays: place in a science center or museum exhibit to illustrate aerodynamic principles to the general public. Suitable for Educational institutions, training facilities, and demonstration booths that require a compact, easytouse tool for explaining lift and basic aerodynamic behavior. Notes on setup and maintenance The airplane model and slide bar pressing plate are removable for maintenance or replacement; other components are fixed to ensure stable alignment during demonstrations. Operate on a stable tabletop surface to ensure consistent results and repeatable demonstrations. This instrument provides a straightforward, reliable way to demonstrate lift generation and help learners connect theory with visible experimental results.