A Visualized Method of Airflow between Adjacent Zones inside a Multizone Building Based on Pressure Difference Frequency: Airflow Mapping

Table 1

Instrument specifications.

Instrument	Picture	Specifications
Pressure monitoring system A (data receiver and logger)		Communication: RF communication
		Function: receive real-time measured data from multiple B systems
Pressure monitoring system B (pressure sensors)		Model: model PTB110
		Range: 800 to 1100 hPa
		Accuracy: ±0.30 hPa at +20°C
		Repeatability: ±0.03 hPa
		Interval: 5 s (minimum)
		Storage: 8 GB
		Function: monitor real-time absolute pressure and communicate with system A
Absolute pressure gauge (standard absolute pressure)		Model: model PTB330 class A
		Range: 500 to 1100 hPa
		Accuracy: ±0.10 hPa at +20°C
		Repeatability: ±0.03 hPa
		Function: monitor real-time absolute pressure and provide standard value