Analysis of Near-Surface Turbulence in Plateau and Desert Regions Using HAP Model

Zhiyuan Hu; Shiyong Shao; Pei Tang; Yuan Mu; Xiaoqing Wu

doi:10.3788/AOS240994

Acta Optica Sinica, Volume. 44, Issue 24, 2401010(2024)

Analysis of Near-Surface Turbulence in Plateau and Desert Regions Using HAP Model

Zhiyuan Hu^1,2, Shiyong Shao^1、*, Pei Tang^1,2, Yuan Mu^1,2, and Xiaoqing Wu¹

¹Key Laboratory of Atmospheric Optics, Anhui Institute of Optics and Fine Mechanics, Hefei Institute of Physical Science, Chinese Academy of Sciences, Anhui 230031, Hefei , China

²Science Island Branch of Graduate School, University of Science and Technology of China, Anhui 230026, Hefei , China

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Figures & Tables(13)

Fig. 1. Schematic diagram of unmanned aerial vehicle measurement equipment

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Fig. 2. Daily variation curves of atmospheric optical turbulence in plateau and desert regions. (a) Plateau region; (b) desert region

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Fig. 3. Plateau, HAP model, and desert indices changing with time (Dotted lines represent actual indices). (a) Plateau index; (b) HAP model index; (c) desert index

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Fig. 4. Measurement data of micro-temperature sensor carried by unmanned aerial vehicles on plateau and desert regions. (a)‒(b) Plateau region; (c)‒(d) desert region

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Fig. 5. Comparison of estimated and measured $C_{n}^{2}$ values at 5 m altitude in plateau and desert regions. (a) Plateau region; (b) desert region

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Fig. 6. Comparison of estimated and measured profiles of plateau and desert regions. (a)‒(b) Plateau region; (c)‒(d) desert region

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Fig. 7. Comparison of new estimated and measured $C_{n}^{2}$ values at 5 m altitude in plateau and desert regions. (a) Plateau region; (b) desert region

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Fig. 8. Comparison of new estimated profiles with measured profiles in plateau and desert regions. (a)‒(b) Plateau region; (c)‒(d) desert region

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Fig. 9. Comparison between estimated values (traditional and new HAP models) and measured values at a height of 5 m in plateau and desert regions. (a)‒(b) Plateau region; (c)‒(d) desert region

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Table 1. Effective data days in plateau and desert regions
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Table 1. Effective data days in plateau and desert regions
Experimental location Date Number of effective date days
Plateau 2023.08 12
Desert 2023.10 12

Table 2. Correlation coefficient (CC) and root mean square error (RMSE) between estimate and measured values
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Table 2. Correlation coefficient (CC) and root mean square error (RMSE) between estimate and measured values
Experimental location CC RMSE
Plateau 0.934 0.165
Desert 0.943 0.150

Table 3. CC and RMSE between new estimated and measured values
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Table 3. CC and RMSE between new estimated and measured values
Experimental location CC RMSE
Plateau 0.965 0.086
Desert 0.978 0.101

Table 4. CC between estimated values (traditional and new HAP models) and measured values
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Table 4. CC between estimated values (traditional and new HAP models) and measured values
Date 2023-07-30 2023-07-31 2023-11-01 2023-11-02
HAP 0.879 0.845 0.901 0.855
New-HAP 0.887 0.889 0.913 0.865

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Zhiyuan Hu, Shiyong Shao, Pei Tang, Yuan Mu, Xiaoqing Wu. Analysis of Near-Surface Turbulence in Plateau and Desert Regions Using HAP Model[J]. Acta Optica Sinica, 2024, 44(24): 2401010

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Paper Information

Category: Atmospheric Optics and Oceanic Optics

Received: May. 13, 2024

Accepted: Jul. 8, 2024

Published Online: Dec. 19, 2024

The Author Email: Shao Shiyong (shaoshiyong@aiofm.ac.cn)

DOI:10.3788/AOS240994

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Effective data days in plateau and desert regions

Table 1. Effective data days in plateau and desert regions

Table 2. Correlation coefficient (CC) and root mean square error (RMSE) between estimate and measured values

Table 2. Correlation coefficient (CC) and root mean square error (RMSE) between estimate and measured values

Table 3. CC and RMSE between new estimated and measured values

Table 3. CC and RMSE between new estimated and measured values

Table 4. CC between estimated values (traditional and new HAP models) and measured values

Table 4. CC between estimated values (traditional and new HAP models) and measured values