本数据集为中国科学院平凉雷电与雹暴试验站的雷达气象观测数据，包含2009年福建泉港双偏振多普勒雷达观测数据。
观测时间从2009年7月25日开始到2009年8月31日结束。
双偏振多普勒雷达接收机是数字中频接收机，发射机是行波管脉冲压缩机，偏振制式是双通道同时收发式和水平通道，单独发射式(可互换)，信号处理器是 RVP900，天线控制器 RCP8。
所获得回波参量强度有：速度V、谱宽W、强度反射率差 、差传输相移 、比相差、相关系数和线性退偏振比Ldr。", "ds_source": "
自主生产（仪器观测）。
", "ds_process_way": "原始数据，未经加工处理。
", "ds_quality": "双偏振多普勒雷达波长为3cm、发射脉宽1us或2us可选、接收机灵敏度为-109dBm、发射波形水平或45度线偏振波可选，强度信号精度 为0.5dB，相位信号精度 0.1º。
", "ds_acq_start_time": "2009-07-25 00:00:00", "ds_acq_end_time": "2009-08-31 00:00:00", "ds_acq_place": "福建省泉港市", "ds_acq_lon_east": 118.68277777777779, "ds_acq_lat_south": 25.25, "ds_acq_lon_west": 119.01944444444445, "ds_acq_lat_north": 25.0, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 12121429773, "ds_files_count": 20, "ds_format": "zip", "ds_space_res": "150.0m", "ds_time_res": "分", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "e607d12f-0113-47d2-8e88-f3fb00ef4a5b.jpg", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "为保障平台科技资源的权益、扩展平台中心的服务、提升科技资源的应用潜力，请资源使用者在使用资源所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明资源来源和资源作者。", "ds_from_station": null, "organization_id": "ac14d22b-55f5-400c-8452-3bc4e6373736", "ds_serv_man": "赵果", "ds_serv_phone": "0931-4967695", "ds_serv_mail": "guozh@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.1540" ], "quality_level": 3, "publish_time": "2020-12-24 10:46:26", "last_updated": "2025-06-30 14:55:38", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.LASON-PL.2020.232", "i18n": { "en": { "title": "Observation data of dual polarization Doppler weather radar in Quangang, Fujian Province (2009)", "ds_format": "zip", "ds_source": "Self production (instrument observation).
", "ds_quality": "The dual polarization Doppler radar has a wavelength of 3cm, optional transmission pulse width of 1us or 2us, receiver sensitivity of -109dBm, optional transmission waveform horizontal or 45 degree linearly polarized wave, intensity signal accuracy of 0.5dB, and phase signal accuracy of 0.1 º.
", "ds_ref_way": "", "ds_abstract": "This data set is the radar meteorological observation data of Pingliang Lightning and Hailstorm Experimental Station of the Chinese Academy of Sciences, including the dual polarization Doppler radar observation data of Fujian Quangang in 2009.
The observation period began on July 25, 2009 and ended on August 31, 2009.
The dual polarization Doppler radar receiver is a digital intermediate frequency receiver, the transmitter is a traveling wave tube pulse compressor, the polarization system is dual channel simultaneous transmission and horizontal channel, separate transmission (interchangeable), the signal processor is RVP900, and the antenna controller RCP8.
The obtained echo parameter intensities include velocity V, spectral width W, intensity reflectance difference, differential transmission phase shift, phase difference, correlation coefficient, and linear depolarization ratio Ldr.
", "ds_time_res": "分", "ds_acq_place": "Quangang City, Fujian Province", "ds_space_res": "150.0m", "ds_projection": "", "ds_process_way": "Raw data, unprocessed.
", "ds_ref_instruction": "In order to protect the rights and interests of the platform's scientific and technological resources, expand the service of the platform center, and enhance the application potential of the scientific and technological resources, resource users are requested to clearly indicate the resource sources and resource authors in the research results (including published papers, works, data products and unpublished research reports, data products and other results) produced by using the resources." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "https://creativecommons.org/licenses/by/4.0/", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "云物理", "气象", "双偏振多普勒气象雷达" ], "ds_subject_tags": [ "云与降水物理学" ], "ds_class_tags": [], "ds_locus_tags": [ "泉港", "福建" ], "ds_time_tags": [ 2009 ], "ds_contributors": [ { "true_name": "张彤", "email": "zhangt@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "张彤", "email": "zhangt@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "张彤", "email": "zhangt@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "气象" }