It is used for student to measure area of rectangle, and it is made of PVC material, with 100*100mm, 5mm transparent printing graticule line, and marked with number 1.2.3……9 on the edge.
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Experiments:
Various flow visualisation experiments in two dimensions, including sink and source points and flow around models, for example: Sources and sinks in a uniform stream
Flow through an orifice and a diffuser
Flow through a heat exchanger
Doublet in a uniform stream
Flow around a cylinder (disc) and an aerofoil
Laminar flow relationship for flow between two parallel plates
Mean velocity equations (including seepage in soils)
Potential flow relationships
The momentum equation.Operating Conditions
Operating environment: Laboratory
Operating temperature range: +5°C to +40°C
Storage temperature range:25°C to +55°C (when packed for transport).
Closed water circuit contains multi-stage centrifugal pump, tank, inductive flow meter and flow control valve
Digital display for flow rate, pressure and temperature
Braking torque and speed measured
Supply unit for turbines
Connection to the turbines via flexible hose with quick-release coupling
Constant torques and speeds can be adjusted via.
Determination of the flow rate with the electromagnetic flow rate sensor
Water tank with sight glass
Digital display of flow rate, pressure and temperature
Investigation of an axial-flow pump
Powered by Universal Drive and Brake Unit
Closed water circuit.
It is used to do water softening and water purification experiment in middle school chemistry teaching, and consists of water inlet, cation exchange column, soft water outlet medium, anion exchange column and pure water outlet.
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Investigation of a compressed air driven axial impulse turbine
Applying a load to the turbine by using the band brake
Setting the primary pressure with the pressure reducing valve
Manometer for displaying pressures on the inlet and outlet side
Digital display of speed, torque and temperature
Valve and flow meter for setting the flow rate
Solenoid valve as a safety device to prevent over speed
Transparent front panel for observing the operating area
Distributor with 4 nozzles
Selectable number of nozzles
Determination of the torque on the turbine shaft using a force sensor
Measurement of the turbine speed with an optical speed sensor.
Function of a Kaplan turbine
Loading the turbine by use of air-cooled eddy current brake
Non-contact speed measurement at the turbine shaft and force sensor at the brake for measuring the torque
Digital display for pressures, temperature, flow rate, speed and torque
Rotor with fixed blades
Adjustable guide vanes for setting different angles of attack
Closed water circuit with submersible pump, throttle valve and tank
Adjustment of flow rate with throttle valve.
It is used in chemistry grouping experiment in common middle school, is beneficial to carry on class doing experiment while talking teaching method, to improve students’ learning initiative and save the amount of chemical reagents.
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Dimension (L*W*H CM): 40.5*13*1.5
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Multi-purpose Dropper Frame
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Supply unit for heat exchangers
Digital displays for 6 temperature and 2 flow rate sensors
Flow adjustable using valves
Water connections with quick-release couplings
Hot water circuit with tank, heater, temperature controller, pump and protection against lack of water
Temperature controller controls the temperature of hot water
Stirring machine connection with speed adjustment
Cold water circuit from laboratory mains or water chiller.
2 thermocouples type K: Temperature measurement at the top of the rod-type heater and at the inner surface of the ring heater.
Mounted with quick-action fasteners.
It is used in middle school chemistry to study forming principle of galvanic cell and application of galvanic cell. It mainly consists of transparent plastic vessel and cover, electrode plate, electrode cards and terminal.
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Upper And Lower Compression Platens complete with ball seating, dimensions 510x320x55 mm for tests on blocks.
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Upper Compression Platen With Spherical Seat, to obtain an increased vertical clearance of the testing chamber, to fix on the testing machine.
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Trainer for solar module measurements
Measuring unit with digital displays for current, voltage, illuminance and module temperature
Two pivoting solar modules on mobile frames
Two power resistors for expanding the measuring range
Reference cell as illuminance sensor
Series and parallel connection options
Slide resistor as variable load.
Display and control unit indicates air temperature, heater temperature and heating power
2 heaters can be inserted in a bundle or alone
Air flow rate adjustable
Convective heat transfer
Exchangeable pipe bundle as heat exchanger
Pitot tube and pressure measurement station to determine air velocity.
Low Voltage Power Supply
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Cooling column made of transparent plastic
Wet deck surface made of plastic
Additional cooling column for the wet cooling tower
Connections to measure the pressure loss.
It performs demonstration experiment by using professional microprocessor control circuit, by ultrasonic transmitting and receiving and relevant control circuit. It is used for the demonstration of control experiments: ultrasonic ranging, alarm, water level control and car back alarm.
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