Weather Identification System for Normal Running of Middle and Upper Atmosphere Lidar

Junfeng Wei; Xuewu Cheng; Guotao Yang; Weiqiang Zhan; Zhaoxiang Lin

doi:10.3788/LOP221378

Journals >Laser & Optoelectronics Progress >Volume 60 >Issue 12 >Page 1228004 > Article

Laser & Optoelectronics Progress
Vol. 60, Issue 12, 1228004 (2023)

Weather Identification System for Normal Running of Middle and Upper Atmosphere Lidar

Junfeng Wei¹, Xuewu Cheng², Guotao Yang³, Weiqiang Zhan⁴, and Zhaoxiang Lin^1,*

Author Affiliations

¹College of Electronics and Information Engineering, South-Central Minzu University, Wuhan 430074, Hubei, China

²Innovation Academy for Precision Measurement Science and Technology, Chinese Academy of Sciences, Wuhan 430071, Hubei, China

³State Key Laboratory of Space Weather, National Space Science Center, Chinese Academy of Sciences, Beijing 100190, China

⁴Wuhan TopStar Optronics Technology Co., Ltd., Wuhan 430071, Hubei, China

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DOI: 10.3788/LOP221378 Cite this Article Set citation alerts

Junfeng Wei, Xuewu Cheng, Guotao Yang, Weiqiang Zhan, Zhaoxiang Lin. Weather Identification System for Normal Running of Middle and Upper Atmosphere Lidar[J]. Laser & Optoelectronics Progress, 2023, 60(12): 1228004 Copy Citation Text

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Fig. 1. Web weather information and part of the weather data. (a) Web weather information; (b) part of the meteorological data

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Fig. 2. Local weather station equipment. (a) Wind speed sensor; (b) wind direction sensor; (c) instrument shelter; (d) rain sensor

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Fig. 3. Night-sky image analyzer. (a) Model map; (b) algorithm flow chart

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Fig. 4. Logic diagram of lidar weather discrimination system

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Fig. 5. Weather identification software

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Fig. 6. Judgment situation of weather identification software

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Device name	Technical parameter	Value range
Wind speed sensor	Start wind speed /（m·s^-1）	≤0.5
	Resolution ratio /（m·s^-1）	0.1
	Measuring range /（m·s^-1）	0-70.0
Wind direction sensor	Start wind speed /（m·s^-1）	≤0.5
	Resolution ratio /（°）	1
	Measuring range /（°）	0-360
Instrument shelter	PM_2.5 measuring range /（μg·m^-3）	0-500
	PM_2.5 resolution ratio /（μg·m^-3）	1
	Temperature measuring range /℃	-40-70
	Temperature resolution ratio /℃	0.1
	Humidity measurement range /%	0-100
	Humidity resolution ratio /%	0.1
	Barometric pressure measuring range /hPa	10.0-1100.0
	Barometric pressure resolution ratio /hPa	0.1
Rain sensor	Large instantaneous rainfall /（mm·s^-1）	0.4
Rain sensor	Resolution ratio /（mm·s^-1）	0.1

Table 1. Technical parameters of local weather station equipments

Type of weather	Standard of weather
Clear day	C≤20%
Partly cloudy day	20%<C≤80%
Cloudy	80%<C
Light haze	100 μg/m³< $C_{P M_{2.5}}$ ≤150 μg/m³
Moderate haze	150 μg/m³< $C_{P M_{2.5}}$ ≤200 μg/m³
Heavy haze	200< $C_{P M_{2.5}}$
Light rain	0.08 mm/h<P≤3.44 mm/h
Moderate rain	3.44 mm/h<P≤11.33 mm/h
Heavy rain	11.33 mm/h<P≤51.30 mm/h
Storm rain	51.30 mm/h<P
Fog day	low visibility，high humidity，low wind speed，low temperature
Light snow	0.08 mm/h<P≤3.44 mm/h
Moderate snow	3.44 mm/h<P≤11.33 mm/h
Heavy snow	11.33 mm/h<P≤51.30 mm/h
Storm snow	51.30 mm/h<P
Dust day	150<I，150< $C_{P M_{10}}$ ，H<30%，S≤6 m/s
Sand day	150<I，150< $C_{P M_{10}}$ ，H<30%，S>6 m/s
Wind day	8.0 m/s<S