Table 1 Uncertainty analysis of the TES system.

From: Performance assessment of thermal energy storage system for solar thermal applications

Parameter

Instrument used

Measurement range

Accuracy

Uncertainty

Temperature

RTD sensor

− 200 °C to 650 °C

± 0.5 °C

± 0.2%

Mass flow rate

Flow sensor

0.5 to 25 L per minute

± 2%

± 1.5%

Heat transfer rate

Derived from temperature and mass flow rate data

± 3%