The water pump online test system is a state-of-the-art solution designed for precise performance evaluation. It includes a flow speed measuring instrument, pressure head measuring instrument, electrical parameter measuring instrument, live winding temperature rise tester, flow pressure sensor, related pipelines, test vessels, and supporting instruments. This cutting-edge system utilizes high-precision flow sensors, high-precision pressure transmitters, and advanced electrical parameter measurement tools to meet the stringent requirements of various pump models and grades. The system ensures accurate measurement of flow, head, voltage, current, input power, efficiency, and more. Key features include high test accuracy, excellent repeatability, robust operational stability, high parallel efficiency, extended service life, and user-friendly operation.
Test items:
Flow, pressure (head), speed, voltage, current, power, efficiency, temperature rise, etc.
Test function:
No-load test, load/performance test, cavitation test, temperature rise test, stalled rotor test, noise test, vibration test, leakage test.
Application:
Submersible pump, deep well pump, centrifugal pump, pipeline pump, self-priming pump, chemical pump, screw pump, household booster pump, sewage pump, mixed-flow pump, axial flow pump, vortex pump, automobile washing pump, automobile circulation pump, automobile cooling pump, etc..
Software introduction:
1.Test method:
• Electrical measurement method to assess unit efficiency
• Actual measurement method to evaluate pump efficiency
• Efficiency calculation from motor curve
2.Rich parameter setting functions:
1) Product design parameters: This includes settings for design point flow, design point head, design point efficiency, large flow point flow, large flow point head, large flow point efficiency, small flow point flow, small flow point head, small flow point efficiency, ideal point flow, positive displacement pump full pressure, rated speed, speed transmission ratio, and turbidity margin.
2)Status parameter settings: This section includes the inlet pipe diameter, outlet pipe diameter, inlet epitope difference, outlet epitope difference, atmospheric pressure, room temperature, pump stage, and sampling frequency.
3)Test method settings:
• Flow sensor selection: Choose from electromagnetic flowmeter, eddy current flowmeter, orifice plate differential press, measuring range, turbine coefficient, orifice plate coefficient.
• Pressure sensor selection: Options include differential pressure gauge with positive and negative gauge, differential pressure sensor, outlet pressure gauge with positive and negative gauge. Set inlet pressure range, outlet pressure range. • Power test method: Select from electrical measurement method or torque method, applicable for single-phase or three-phase motors, with current rate, motor curve, and sensor calibration temperature settings.
• Rotational speed test method: Options for automatic or manual measurement.
3. Humanized test operation interface: This includes parameter screen display, stop, sampling, insertion sampling, resampling, deletion, calculation, data return, motor power calculation, data processing, and other essential functions.
4. Data processing interface: Basic information settings cover manufacturing unit, report number, test time, pump model, pump number, room temperature, water temperature, atmospheric pressure, meter difference, inlet pipe diameter, outlet pipe diameter, pressure range, current rate, rated power, rated speed, flowmeter coefficient, etc.
5. Test bench error analysis function: This includes average error, percentage error (%), random error (%), systematic error (%) and total error (%).
6. Access the 'Curve Fitting' function
• Curve type: Performance curve, turbidity curve, dual curves.
• Discriminant type: Crosshair discrimination, non-discrimination, etc.
• Levels: (Level 1, Level 2, Custom, Level B, Level C).
• Data open: Import data to be fitted.
• Open the data file: Query by product number, product model, or test date.
7. Execute curve fitting on the exported data to plot the pump performance curve (H-Q, H-Q, P-Q) or cavitation curve (NASH-Q).
8. Print curve report, accuracy analysis report, and English curve.
9. Draw the current curve and compare the graph.
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