Development of Liquid Capacity Measuring Algorithm Based on Data Integration from Multiple Sensors

Table 1

Comparison of sensors used for measuring liquid level.

Sensor type	Scope of measurement [m]	Precision	Temperature limits [°C]	Pressure limits [kgf/cm^2]
Pressure type [9]	0.1–100	±0.05 [FS%]	70	—
Float type [10]	Customizable	6.35 mm	105	—
Displacement type [11]	0.3–3	±2 [%]	370	300
Capacitance type [12]	0.1–4	±0.1 [%]	200	102
Weight level type [13]	30.5	10 [mm]	49	—
Radiation type [14]	7	0.5 [%]	50	No limitation (noncontact)
Ultrasonic type [15]	8–11	±0.5 [%]	70	3
Radar type [16]	30	±10	By the strength of windows