Pumping unit, motorized, identical but equipped also of a three way hydraulic valve to activate, alternatively, two testing frames. Supplied complete.
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With The Table of Pumping Gun
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Experiments:
Non-dimensional performance characteristics
Flow measurement using a Ventur
Centrifugal pump performance and characteristics, typically head against flow and efficiency against flow
Variation of pump performance with speed
Variation of pump performance with inlet pressure.
Experiments:
Parallel operating characteristics of two pumps operating at different speeds
Series operating characteristics of two pumps operating at different speeds
Performance of single centrifugal pump
Series operating characteristics of two similar pumps
Parallel operating characteristics of two similar pumps.
Essential Base Unit:
Volumetric Hydraulic Bench or
Gravi metric Hydraulic Bench.
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.
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.
Refrigeration circuit with compressor, condenser (heat exchanger with fan), 2 evaporators with fan (refrigeration and freezing stage)
Air-to-water heat pump for cooling or heating operation
Displays for temperature, pressure, flow rate and power consumption of the compressor.
Different operating modes selectable via solenoid valves
Glycol-water circuit with tank, pump and coaxial coil heat exchanger
1 thermostatic expansion valve each for all heat exchangers and evaporators
1 additional evaporation pressure controller and 1 capillary tube for the refrigeration stage evaporator
Coaxial coil heat exchanger and heat exchanger with fan can both be used as condenser or evaporator in the refrigeration circuit.
One circulation pump and one safety module each with expansion vessel for heating and brine circuit
Heat pump for the module system
Sensors for temperature, flow rate and pressure with connection to the controller
Connections for various heat sources and sinks.
The Cutaway Over Center Variable Displacement Pump trainer is an application that can be chosen to demonstrate the operation of a hydraulic over-center pump.
Educational Advantages:
The pump housing is cutaway to expose the internal components
The barrel is cutaway to expose the pistons
The rear cover is cutaway to expose the pressure relief valve
The pump is lightweight and easy to handle
The swash plate moves
Large knob on output shaft makes it easy to rotate
The charge pump housing is cutaway to expose the charge pump and the charge pressure relief valve
Includes stand.
Material: grey cast iron/steel.
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Process configuration permits easy exchange of wearing parts
Pump hydraulic design according
Centrifugal pump as accessory for installation
Pump technical requirements according
Drive and water supply provided.
Permanent-magnetic synchronous drive inside pump
Single-stage centrifugal pump with magnetic clutch as accessory for installation
Drive and water supply provided
Pump technical requirements.
Functionality of moving parts preserved
Unit designed for desktop use
Cutaway model of a gear pump
Mounted on base plate; 350x300mm
Flow setting by manual stroke length adjustment (including during operation)
Manual drive with crank instead of a drive motor
Learning concept for maintenance and repair exercises on a single-diaphragm pump
Pump parts and tools housed in a tool box
Diaphragm and push rod directly linked.
Pump shaft sealing with floating ring seal
Pump drive by 3-phase AC motor
Learning concept for maintenance and repair exercises on an in-line centrifugal pump
Pump parts and tools housed in a tool box
Enclosed pump impeller with 5 blades, designed for pure liquids.
Mobile system for alignment of a standard pump and its drive motor
Electric motor with positioning frame and fit plates for alignment
Pump and motor connected via coupling
Asynchronous electric motor with constant speed
Pump with ball valves at inlet and outlet
Closed water circuit
Checking of alignment using straight-edge or dial gauges
Manometer at pump outlet.
Trainer with 2 centrifugal pumps which are operated in series or parallel configuration
Electromagnetic flow meter
Digital displays for power consumption, torque, speed, pressure and flow rate
Closed water circuit
Drive motors with adjustable speed
Inductive speed sensor on the motor
Motor with pendulum bearing, torque measurement via lever arm and force sensor.
Functioning and operating behaviour of a gear pump
Sensors for temperature and pressure at inlet and outlet of the pump
Oval wheel meter as flow sensor
Closed oil circuit contains a gear pump with variable speed via frequency converter and a transparent tank
Microprocessor-based measuring technique
Transparent housing for observing the pump gears
Overflow valve for adjusting the head
Needle valve for adjusting the flow rate.
Measuring objects: pump, flow meter, diaphragm valve
Pressure conditions at various measuring objects
Flow measurement using rotameter
Flow can be adjusted via valves
Centrifugal pump with 3 different speeds
Closed water circuit
Differential pressure measurement using electronic pressure meter
Annular chambers allow easy measurement of pressure.
