Lightweight urethane coating over durable nylon backing
Protects from abrasion and water
Serged nylon edges and shoestring ties.
Asynchronous motor with 4-quadrant operation via frequency converter
Recovery of the brake energy
Motor with pendulum bearing, torque measurement via lever arm and force sensor
Investigation of an axial flow turbomachine.
Measuring probe and differential pressure sensor for recording the pressure curve in the turbomachine
Closed water circuit with expansion tank and centrifugal pump
Inductive speed sensor on the motor
Manometers for measuring the inlet and outlet pressures
Turbomachine may be operated as a turbine and as a pump
Electromagnetic flow meter
Display of power consumption, torque, speed, pressure, differential pressure and flow rate
Two sets of impellers and guide vane systems for pump mode and two sets of rotors and stators for turbine mode with different inlet and outlet angles.
Trainer for studying the flow in packing layers
Closed water circuit with a pump and storage tank
Compressor for air supply
Water-air operation in parallel flow or counter flow
Water direction of flow can be reversed
Measurement of flow rate and pressure loss
Transparent DURAN glass packed column with interchangeable packed bed
Operation with water and/or air.
Visualisation of flow fields by using electrolytically generated hydrogen bubbles
Platinum wire as cathode and stainless steel plate as anode for electrolysis
Different flow velocities via variable-speed circulating pump
Flow straightener and glass spheres ensure consistent and low-turbulence flow
Shallow water channel fitted with indirect LED illumination along the experimental section
Setting power (with display), pulse and pause duration of the power and the flow velocity in the water channel
Various models are included: aerofoil, rectangle, straight plate, curved plate, cylinder (various sizes), Various models for changes in cross-section.
Flow around supplied models: cylinder, square, rectangle, guide vane profile, various models for changes in cross-section
Flow velocity, water inlet and water outlet in sources/sinks as well as dosage of the contrast medium can be adjusted by using valves
Demonstration of potential flow in a Hele-Shaw cell for visualising streamlines
Modelling the flow around contours without models by overlaying parallel flow with sources or sinks
Upper glass plate, hinged for swapping models
Bottom glass plate with cross-shaped water connections for generating sources/sinks, can be combined as required
Hele-Shaw cell made of two glass plates arranged in parallel with narrow gap
Water as flowing medium and ink as contrast medium
Grid in the bottom glass panel for optimal observation of the streamlines.
Open-channel flow demonstrated on 2 weirs
Flow around solid bodies demonstrated on four drag bodies
Flow through demonstrated with 3 differently shaped models
Experimental unit for visualisation of various flow processes
Optional operation via laboratory supply or as closed water circuit
Illuminated flow section with transparent front panel
Contrast medium: ink.
Investigate flow of compressible fluids
Transparent measuring objects with connectors for pressure measurement provide insight into the Internal structure
Pressure losses in subsonic flow in pipe elbows and various pipe sections
Measuring nozzle for determining the mass flow
Subsonic and transonic air flow
Variable speed on the radial fan for adjusting the mass flow
Record fan characteristic curve using a throttle valve
Digital displays for pressures, velocity and speed
Minimised turbulence by drawing in air and optimum arrangement of the measuring objects
Orifice for determining volumetric flow rate by differential pressure measurement
Pressure curve at subsonic and transonic nozzle flow.
Orifice Plate Flow Meter with electronic differential pressure transducer for flow rate measurement as accessory
Vertical and horizontal installation possible
Connections to facilitate pressure loss measurement
Connections to supply auxiliary power via
Operation based on the differential pressure method
Display indicating differential pressure.
Experiments from the field of steady incompressible flow
Radial fan infinitely variable via frequency converter
Pitot tube in the free jet, 3-dimensional adjustable
Different measuring objects: orifice plate, nozzle, iris diaphragm, pipe fittings
16 tube manometers for displaying the pressures
Horizontal measuring section
Pitot tube within the pipe section, vertically adjustable at 3 positions.
Copper cylinder with integrated temperature sensor
Convective heat transfer of a cylinder in an air-flow tube
Oven keeps the temperature constant
Cylinder is heated in the oven to approximately120C
Display and analysis of the measured values using the software.
Non-contact recording of rotation speed by ring magnet and Hall sensor
Display indicating flow rate
Paddle wheel flow meter as accessory for trainer
Vertical and horizontal installation possible
Connections to supply auxiliary power via
Connections to facilitate pressure loss measurement.
Investigation of the principles of air flow
Transparent intake pipe with mounting options for additional accessories
Inlet contour minimises turbulence on the intake side
Throttle valve on the delivery pipe to adjust the air flow
Electronic measurement of temperature and pressure
Determine velocity by means of the dynamic pressure
Determine flow rate via differential pressure.
Different methods of flow rate measurement
Measurement of the total pressure with Pitot tube
6 tube manometers to determine the pressure distribution in Venturi nozzle, orifice plate flow meter and measuring nozzle
Measuring instruments: orifice plate flow meter/measuring nozzle, Venturi nozzle and rotameter.
Investigation of the fundamentals of different areas of incompressible flow
Horizontally travelling level gauge with vertically travelling probe tip to measure the water levels
Pressure measuring points for differential pressure measurement before and after the respective pipe resistances
Experiments on pressure losses at pipe bends and pipe angles, Venturi nozzle, orifice plate
Closed water circuit with pump
Transparent pipe section and open channel
One broad-crested weir and one sharp-crested weir.
Measuring device for determining the jet diameter
Determining the contraction coefficient for different contours and diameters
Pitot tube for determining the total pressure
Pressure display on twin tube manometers
Tank with adjustable overflow
5 interchangeable inserts with different contours
Study of pressure losses in vertical flows from tanks.
Measuring device for determining the jet diameter
Determining the contraction coefficient for different contours and diameters
Pitot tube for determining the total pressure
Pressure display on twin tube manometers
Tank with adjustable overflow
5 interchangeable inserts with different contours
Study of pressure losses in vertical flows from tanks.
Flow velocity, water supply and water drain in sources/sinks as well as dosage of the contrast medium Can be adjusted by using valves
Visualisation of streamlines
Water as flowing medium and ink as contrast medium
Bottom plate with water connections for generating sources/sinks
Sources/sinks can be combined as required
Rubber plate for creating your own models included
Upper glass plate, hinged for interchanging models
Different drag bodies and changes in cross-section included.
Terminal block receptacles are provided for diagnostic test points. The trainer requires a 12V power supply to operate. The Blower Motor System Trainer allows for the demonstration of a complete blower motor system using real-world components.
Educational Advantages:
Four operational faults can be inserted to promote student diagnostic troubleshooting competencies.
Ability to test and verify a basic blower motor circuit.
Ability to visualize the operation of a blower motor control unit.
Includes wiring schematics.
Included Components:
Blower motor resistor.
Fault box with 4 faults.
HVAC control module.
Blower motor.
Test points for diagnosis.
Transparent tank with overflow ensures constant water inlet pressure in the pipe section for experiments with laminar flow
Investigation of the pipe friction in laminar or turbulent flow
Flow rate adjustment via valves
Twin tube manometers for measurements in laminar flow
Dial-gauge manometer for measurements in turbulent flow
Water supply via or via laboratory supply for experiments with turbulent flow.
Investigation of flow processes in the open and closed channel
Fully flowed through experimental section and change in cross-section over sill for experiments in the Closed channel
Closed water circuit with supply tank and pump
Experimental flume with upper limit, made of transparent material
Simple conversion from open to closed channel
Control structures for experiments in the open channel: broad-crested weir, narrow-crested weir, ogee-Crested weir with ski jump spillway, sill, gate
Transparent measuring tubes for measuring static pressure and total pressure
Height-adjustable sill in the bottom of the experimental flume
Water level adjustable via plate weir at the water outlet.
