Study on Typhoon Characteristic Based on Bridge Health Monitoring System

Table 1

Specifications of anemometer.

Brand (type)	Wind speed		Wind direction		Measurement and structure
Gill Windsonic	Range	0–60 m/s (116 Knots)	Range	0–359°	Frequency	0.25 Hz, 0.5 Hz, 1 Hz, 2 Hz or 4 Hz
	Accuracy	±2%; 12 m/s	Accuracy	±3° at 12 m/s	Parameter	U and V
	Resolution	0.01 m/s (0.02 Knots)	Resolution	1°	Measurement unit	m/s, knots, mph, kph, ft/min
	Reaction time	0.25 s	Reaction time	0.25 s	Size	142 mm × 160 mm
	Lowest	0.01 m/s	/	/	Wight	0.5 Kg