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关键词:闪电三维定位网络, 测量精度, 标准偏差, 几何模型, 理论误差摘要:
利用自制的探空球载闪电模拟源对青海大通地区建立的闪电VHF 辐射源三维定位网络的精确度进行了实验研究, 通过探空闪电模拟源携带的GPS 飞行轨迹, 对观测网络中心上空附近和网络外辐射源定位的误差进行了估算, 并与模型理论计算作比....
发表年度:2015 -
关键词:Positive CG lightning flash, Positive leader, In-cloud discharge process, Optical images, Electric field change摘要:
The characteristics of five downward positive cloud-to-ground (CG) flashes were analyzed based on images from a high-speed video camera and electric field (E-field) changes from slow antenna and fast antenna systems...
发表年度:2015 -
关键词:Electric field, charge structure, Charge density摘要:
An electric field sounding system, based on corona discharge, was designed to measure the vertical component of the electric fields in a thunderstorm. The decay stage of a thunderstorm that occurred during the night...
发表年度:2015 -
关键词:natural bipolar cloud-to-ground lightning, leader, spectra, M component, luminosity of channel摘要:
A natural bipolar cloud-to-ground lightning with two return strokes has been recorded with a slitless spectrograph. The subsequent positive stroke occurred retracing the preexisting channel created by the first nega...
发表年度:2015 -
关键词:spectral radiation, surface albedo, bare soil underlying surfaces, semi-arid and arid regions, China摘要:
In this paper, the field experiments on ground surface spectral broadband solar radiation (SR) and corresponding albedo were introduced at three man-made sites at Gobi, desert, and bare loess zones during three diff...
发表年度:2015 -
关键词:Albedo, Roughness, Similarity functions, Gobi摘要:
Land-atmosphere interactions in the northwest arid and semi-arid areas of China are important because of their influence on energy exchange at both regional and global scales. In this paper, regular meteorological o...
发表年度:2015