Research Article
Experimental Study of Onset of Nucleate Boiling in Vertical Rectangular Channels with Different Flow Path Heights
| Measurement signals | Measurement instruments | Measurement accuracy | Temperature | Inlet and outlet fluid temperature | Φ6 mm Pt100 thermal resistors | ±0.5°C | Wall temperature | Φ1 mm K-type thermocouples | ±0.5°C |
| Pressure | Absolute pressure | 3151SA pressure gauge | 0.15% | Flow mass | Mass flow rate | PEL-L024 turbine flow meter | 1.25% | Voltage | Voltage of test section | D65-V voltmeter | 0.2% | Current | Current of test section | D65-A ammeter | 0.2% | Length | Size of test section | Meter stick | 1 mm | Size of cross-section | Vernier calliper | 0.01 mm |
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