Research Article
Pump Selection and Performance Prediction for the Technical Innovation of an Axial-Flow Pump Station
Table 3
List of main instruments and equipment used in the test bench.
| Measurement project | Name of Instrument | Type | Scope of work | Calibration accuracy | Calibration time |
| Head | Differential pressure transmitter | EJA110A | 0~200kPa | ±0.015% | July, 2017 | Flow rate | Electromagnetic flowmeter | E-mag | DN400mm | ±0.18% | Oct., 2015 | Torque and rotational speed | Speed torque sensor | ZJ | 200N·m | ±0.24% | July, 2017 | Cavitation allowance | Absolute pressure transmitter | EJA310A | 0~130kPa | ±0.015% | July, 2017 |
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