Research Article
Determination of Hydraulic Ram Pump Performance: Experimental Results
Table 1
Measuring devices specifications.
| Measurement | Instrument/manufacturer | Range | Accuracy (%) | Resolution |
| Pressure | | | | | At the drive pipe and | Pressure transducer | 0–2.5 bar | ±0.25 | 0.0001 bar | At the delivery pipe | Seimens SITRANS P200 | 0–4 bar | ±0.25 | 0.0001 bar | At the air chamber | Burdon-tube gage | 0–12 bar | — | 0.5 bar | Water flow rate | Ultrasonic flow meter | | | | At the drive pipe of flow | Seimens SITRANS FUP1010 | ±12 m/s | ±0.5% to 2 | 0.1 L/min |
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