Aerodynamics Training System Hydrodynamics Laboratory Equipment Didactic Equipment

Description

MR1042 Aerodynamics Training System Hydrodynamics Laboratory Equipment Didactic Equipment

The System Should cover the following Training Objective:
Flow around bodies field
Conducting measurement of flows velocity with Pitot tube
Conducting analysis of boundary layer on a flat plate with flow along the plate
–Familiarization with internal friction of gases
–Study of the boundary layer on the flat plate
–Effect of surface roughness on the formation of a boundary layer
–boundary layer interference with degressive/progressive pressure curve
Drag of bodies
–Measuring drag forces on models immersed in a flow
–Study of drag coefficients
–Familiarization with pulse rate application
–Recording pressure distribution on the cylinder immersed in a flow
–Measuring the wake depression behind the cylinder immersed in flow
Explanation of the Coanda effect
–Study of wall guided air flow
–Study of the principle of pneumatic logic elements
–Investigation of amplification effect in pneumatic elements
Illustration of streamlines

–Investigation of flow patterns in real fluids while flowing around and through models: (aero foil with adjustable angle of attack, cylinder and orifice plate for change in cross-section)
–Investigation of flow separation and stall
Steady incompressible flow field
Measurement of flows velocity with Pitot tube and Pitotstatic tube
free jets
–Recording the pressure curve at the outlet of a parallel flow into resting surroundings
–illustration of velocity profiles
Flow in a pipe elbow
–Study of the pressure curve at a 90° pipe bend
–Determination of the static pressure at 29 pressure measuring points
–illustration of the pressure distribution
Demonstration of Bernoulli’s principle
–Study of the continuity equation and Bernoulli’s principle
–Determination of the dynamic pressure from the measurement data via Bernoulli’s principle
–Study of the flow velocity from the measurement data using Bernoulli’s equation
–Investigation of pressure and velocity distribution
The System Comprising the Following:
1.Aerodynamics Main unit
Minimum Technical Specifications Required (like or better than):
Radial fan 0.35kW with maximum volumetric flow rate: 15m3/min, nozzle exit cross-section: 50x100mm and maximum flow velocity at the nozzle exit 38m/s
Vertical measuring section with flow straightener and nozzle
Switch cabinet with speed adjustment
Stabilisation tank
Thermometer: 0 to 58°C
16-tube manometers: 0 to 370mmWC with resolution: maximum 1Pa and inclination: 1:1, 1:2, 1:5 and 1:10
Exhaust air pipe
Placed on a rigid trolley of four caster wheels
2.Layers of boundary unit
Minimum Technical Specifications Required (like or better than):
Adjustable pitot tube: 0.4 to 50mm with diameter: 0.7mm
Fastener device with fast release
Plate with two different rough surfaces
─Adjustable: 0 to 240mm
─Chamfer: 30°
─Smooth surface: 25µm
─Rough surface: 400µm
Pitot tube can be adjustment to the plate via micrometer screw
2x removable side bodies with inclination: 1:12
3.Drag Forces unit
Minimum Technical Specifications Required (like or better than):
Pitot tube with diameter: 1mm and horizontal adjustment: 50 to 0 to 50mm
Measuring section with cross-section 50x100mm
Angle of attack adjusting scale: ±40°
Fastener device with quick release
Set of drag bodies: plate, cylinder with additional pressure measuring point and aerofoil
Set of weights
4.Coanda Influence unit
Minimum Technical Specifications Required (like or better than):
Should be Capable of demonstrating Coanda effect in pneumatic logic elements
Transparent plate with vertical, horizontal and radial scales
Adjustable nozzle with width: 0 to 50mm and length: 100mm
Pivoting and sliding elements: up to 90°
Vertical sliding wedge: 0 to140mm
5.Streamlines visualisation unit
Minimum Technical Specifications Required (like or better than):
Vertical measuring section: 245x40mm with transparent front plate and dark background
Fog generation unit
Fog distributor with nozzles
Flow straightener
Fastener device with quick release
scale
Rotating aerofoil drag body: clockwise and counter clockwise
Orifice plate drag body
Cylinder drag body
6.Principle of Bernoulli unit
Minimum Technical Specifications Required (like or better than):
Should be capable of investigating the continuity equation and Bernoulli’s principle
Should be capable of measuring the total pressure and the static pressure in a steady flow
Fastener device with quick release
Venturi shaped lateral body
Movable Pitotstatic tube: 0 to 280mm
Hose connections

7.Flow of pipe bend unit
Minimum Technical Specifications Required (like or better than):
Should be capable of measuring static pressure at 27 pressure measuring points along the bend
measuring points should be: on the left, right, top and bottom sides
Pipe bend: 90° with cross-section 50x100mm
Fastener device with quick release
8.Free jet unit
Minimum Technical Specifications Required (like or better than):
Should be capable of determining the pressure loss in the flow outlet into stationary surroundings
Fastener device with quick release
Pipe socket for the outlet of the air flow
Sliding pitot tube: horizontal: ±150mm and vertical: up to 680mm