Experiments
1 Calibration of a subsonic wind tunnel: test section static pressure and total head distributions.
2 Smoke flow visualization studies on a two-dimensional circular cylinder at low speeds.
3 Smoke flow visualization studies on a two dimensional airfoil at different angles of incidence at low speeds
4 Smoke flow visualization studies on a two dimensional multi element airfoil with flaps and slats at different angles of incidence at low speeds
5 Tuft flow visualization on a wing model at different angles of incidence at low speeds: identify zones of attached and separated flows.
6 Surface pressure distributions on a two-dimensional smooth circular cylinder at low speeds and calculation of pressure drag.
7 Surface pressure distributions on a two-dimensional rough circular cylinder at low speeds and calculation of pressure drag.
8 Surface pressure distributions on a two-dimensional symmetric airfoil and estimation of center of pressure.
9 Surface pressure distributions on a two-dimensional cambered airfoil at different angles of incidence, calculation of lift & pressure drag and estimation of center of pressure, aerodynamic centre for one case of Angle of Attack.
10 Calculation of total drag of a two-dimensional circular cylinder at low speeds using pitot-static probe wake survey.
11 Calculation of total drag of a two-dimensional cambered airfoil at low speeds at incidence using pitot-static probe wake survey.
12 Measurement of a typical boundary layer velocity profile on the tunnel wall (at low speeds) using a pitot probe and calculation of boundary layer displacement and momentum thickness.
13 Calculation of aerodynamic coefficients and forces acting on a model aircraft at various Angle of Attack and speeds using wind tunnel balance (With and Without Yaw).
14 Pressure measurements on aerofoil for a case of reverse flow.
Course Outcomes:
At the end of the course the student will be able to:
1. CO1: Apply the flow visualization techniques.
2. CO2: Estimate the pressure distribution over the bodies.
3. CO3: Calculate the lift and drag.
Conduct of Practical Examination:
1. All laboratory experiments are to be included for practical examination.
2. Breakup of marks and the instructions printed on the cover page of answer script to be strictly adhered by the examiners.
3. Students can pick one experiment from the questions lot prepared by the examiners.
4. Change of experiment is allowed only once and 15% Marks allotted to the procedure part to be made