Development of shipborne multi-parameter atmospheric lidar and navigation observations in the Yellow and East China Seas
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Affiliation:

1.Institute of Oceanographic Instrumentation, Qilu University of Technology (Shandong Academy of Sciences), Qingdao 266061, China;2.Qingdao Huahang Seaglet Environmental Technology Ltd., Qingdao 266100, China;3.Shandong SCICOM Shenguang Technology Co. Ltd., Qingdao 266061, China

Clc Number:

TN958.;98

Fund Project:

Supported by the National Key Research and Development Program of China (2022YFC2807202), the Shandong Province Key Research and Development Program (2022JMRH0102, 2022CXPT020, 2024TSGC0164), the Natural Science Foundation of Qingdao (24-4-4-zrjj-124-jch), the National Natural Science Foundation of China (62401306, 12204260), the Natural Science Foundation of Shandong Province (ZR2022MD068)

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    Abstract:

    Aerosol and wind field are critical parameters for studying the marine atmosphere, of which the high-precision measurements are of great significance. To achieve high spatiotemporal resolution observations of atmospheric aerosols and wind fields over the ocean, a shipborne multi-parameter atmospheric lidar has been developed. A detailed description of the structural design, detection principles, technical specifications, and retrieval methodology of the lidar system has been presented first. The lidar system was then calibrated by atmospheric molecular Rayleigh tests and wind field observing comparison tests, for verifying its detection accuracy and characteristics. Towards real applications, the system was deployed aboard the “Luqing Yujiao 16” research vessel during August 2024 for mobile observations in the Yellow and East China Seas. During the aboard experiments, the aerosol optical parameters within the height range of 0-10 km and wind field information of 0-5 km were obtained online. The results show that the aerosol concentrations over the ocean vary significantly in different areas, and the lidar system even captures low-level aerosol layers and low-level clouds. Furthermore, the atmospheric wind speed over the ocean remains lower than 20 m·s-1 at low heights; meanwhile, the height of the boundary layer fluctuates near 1 km; when comparing the time-resolved profiles at typical heights, the aerosol optical parameters, wind speed and wind direction exhibit distinct temporal evolution patterns among different height layers such as 200 m, 500 m and 1 000 m. It is demonstrated that the shipborne multi-parameter atmospheric lidar can perform as an effective tool for accurate, continuous, and online monitoring of the critical atmospheric parameters over the ocean by combining with advanced marine platforms.

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WANG Zhang-Jun, ZHUANG Quan-Feng, LI Hui, LI Hao, LIU Dong, CHEN Chao, PAN Xin, CHEN Shuo, LI Chuan-Dong, XUE Bo-Yang, XU Zhi-Jun. Development of shipborne multi-parameter atmospheric lidar and navigation observations in the Yellow and East China Seas[J]. Journal of Infrared and Millimeter Waves,2025,44(6):1001~1012

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History
  • Received:March 30,2025
  • Revised:November 13,2025
  • Adopted:May 21,2025
  • Online: November 07,2025
  • Published:
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