SALTATION

作品数：37被引量：101H指数：6
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相关期刊：《International Soil and Water Conservation Research》《Research in Cold and Arid Regions》《Science China Earth Sciences》《International Journal of Sediment Research》更多>>
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Wind erosion from crusted playa surfaces by no saltation and with saltation:A comparison through laboratory wind tunnel experiments
《International Soil and Water Conservation Research》2023年第3期518-527,共10页Guoming Zhang Li Li Wenjian Tang Lianyou Liu Peijun Shi Xujiao Han jiadong Dai 
supported by the National Natural Science Foundation of China(Grant Nos.41971120,41730639,42107353)。
Playas are common in many arid regions and recognized as a major source of hypersaline particles.A better understanding of wind erosion on crusted playas has significant implications for land management and pollution ...
关键词：Playa crust Sand bombardment Wind tunnel Surface abrasion Crust strength 
Aeolian sediment transport over sandy gobi:Field studies in the Nanhu gobi along the Hami-Lop Nor Railway被引量：1
《International Soil and Water Conservation Research》2023年第1期125-134,共10页Tao Wang Jianjun Qu Lihai Tan 
supported by the National Natural Science Foundation of China(41901011,41730644 and 41871018);the Open Fund of Key Laboratory of Desert and Desertification,Chinese Academy of Sciences(KLDD-2019-002);the Open Fund of State Key Laboratory Breeding Base of Desertification and Aeolian Sand Disaster Combating(GSDC201903).
Wind-blown sand over sandy gobi with an abundant sediment supply can cause severe sand hazards.However,compared with the study of aeolian transport over gravel gobi with a limited sediment supply,less attention has be...
关键词：Sandy gobi Saltation threshold salcation layer height Sediment transport rates Wind-blown sand control 
Mapping of the Sedimentary Facies of the Bottom of the Ouladine Lagoon in Grand-Bassam (Ivory Coast_West Africa)
《Journal of Geoscience and Environment Protection》2022年第10期163-175,共13页Bi Kassia Francis Koffi Samassy Rokyatou Epouse Yeo Kouassi Kouamé Alfred 
The Ouladine lagoon has an irregular bottom lined with different substrates. The lithological characteristics make it possible to observe sediments ranging from silts to sands and mixed sediments of variable color. Th...
关键词：Substrate LITHOLOGY SILTS Sediments Barrier Beach Mouth Granulometric ESTUARINE SALTATION 
Effect of stones on the sand saltation threshold during natural sand and dust storms in a stony desert in Tsogt-Ovoo in the Gobi Desert,Mongolia被引量：1
《Journal of Arid Land》2021年第7期653-673,共21页Batjargal BUYANTOGTOKH Yasunori KUROSAKI Atsushi TSUNEKAWA Mitsuru TSUBO Batdelger GANTSETSEG Amarsaikhan DAVAADORJ Masahide ISHIZUKA Tsuyoshi T SEKIYAMA Taichu Y TANAKA Takashi MAKI 
This study was supported by the Arid Land Research Center's Project(Impacts of Climate Change on Drylands:Assessment and Adaptation,funded by the Japan's Ministry of Education,Culture,Sports,Science,and Technology);the Grants-in-Aid for Scientific Research(JSPS KAKENHI)(15H05115,17H01616,16H02712,and 25220201);the Environment Research and Technology Development Fund of the Environmental Restoration and Conservation Agency(JPMEERF20205001);This study was funded by the Joint Research Program of Arid Land Research Center,Tottori University(31C2003 and 31C2012).
Non-erodible elements such as stones and vegetation are key to controlling wind erosion and dust emission in drylands.Stony deserts are widely distributed in the Gobi Desert,but the effect of stones on wind erosion an...
关键词：arid region threshold friction velocity roughness density shear stress sand saltation threshold roughness correction Gobi Desert 
Large scale sand saltation over hard surface:a controlled experiment in still air被引量：2
《Journal of Arid Land》2021年第6期599-611,共13页LIU Benli WANG Zhaoyun NIU Baicheng QU Jianjun 
supported by the Strategic Priority Research Program of the Chinese Academy of Sciences(XD23060201);the Key Special Project for Introduced Talents Team of Southern Marine Science and Engineering Guangdong Laboratory(Guangzhou)(GML2019ZD0601);the National Natural Science Foundation of China(42071014);the Excellent Youth Innovation Promotion Association of the Chinese Academy of Sciences(Y202085)。
Saltation is the major particle movement type in wind erosion process.Saltating sand grains can rebound up to tens of times larger in length and height over hard surface(such as gravel surface)than over loose sand sur...
关键词：sand saltation TRAJECTORY gravel surface contact angle full-scale experiment 
An improved particle tracking velocimetry(PTV) technique to evaluate the velocity field of saltating particles被引量：3
《Journal of Arid Land》2017年第5期727-742,共16页JIANG Chanwen DONG Zhibao WANG Xiaoyan 
funded by the Young Talent Fund of University Association for Science and Technology in Shaanxi, China (20170303);the National Science Basic Research Plan in Shaanxi Province of China (2017JQ6080);the Talent Development Project of Weinan Normal University, China (16ZRRC02)
Velocity is a key parameter characterizing the movement of saltating particles. High-speed photography is an efficient method to record the velocity. But, manually determining the relevant information from these photo...
关键词：high-speed photography image processing particle image velocimetry velocity distribution saltation 
Sand particle lift-off velocity measurements and numerical simulation of mass flux distributions in a wind tunnel被引量：4
《Journal of Arid Land》2017年第3期331-344,共14页XIAO Fengjun DONG Zhibao GUO Liejin WANG Yueshe LI Debiao 
supported by the Fundamental Research Funds for the Central Universities of China(GK201503053);the National Natural Science Foundation of China(41601002)
Lift-off velocity of saltating sand particles in wind-blown sand located at 1.0 mm above the sand bed surface was measured using a phase Doppler particle analyzer in a wind tunnel. The results show that the probabilit...
关键词：lift-off velocity lift-off angle joint probability distribution sand mass flux SALTATION 
Soil Moisture Effects on Sand Saltation and Dust Emission Observed over the Horqin Sandy Land Area in China被引量：8
《Journal of Meteorological Research》2014年第3期444-452,共9页李晓岚 张宏升 
Supported by the National(Key)Basic Research and Development(973)Program of China(2010CB428501);China Meteorological Administration Special Public Welfare Research Fund(GYHY201006014);National Natural Science Foundation of China(41075005);Research Fund for Doctoral Program of Higher Education of China(20110001130010)
In this study, the eff ects of soil moisture on sand saltation and dust emission over the Horqin Sandy Land area are investigated, based on observations of three dust events in 2010. The minimum friction velocity init...
关键词：soil moisture sand saltation dust emission Horqin Sandy Land area 
Measuring the kinetic parameters of saltating sand grains using a high-speed digital camera被引量：5
《Science China(Physics,Mechanics & Astronomy)》2014年第6期1137-1143,共7页ZHANG Yang WANG Yuan JIA Pan 
supported by the National Natural Science Foundation of China(Grant No.11272252)
A high-speed digital camera is used to record the saltation of three sand samples(diameter range:300–500,200–300 and100–125μm).This is followed by an overlapping particle tracking algorithm to reconstruct the salt...
关键词：high-speed digital camera sand saltation particle tracking kinetic parameters 
Stream-Flow Response to Climate Change and Human Activities in an Upstream Catchment of Huai River
《Journal of Geoscience and Environment Protection》2014年第5期68-78,共11页Peng Shi Miao Wu Xinxin Ma Simin Qu Xueyuan Qiao 
Climate change and human activities have great implications for hydrological process and water projects planning. In order to evaluate the impacts on stream-flow, statistical methods and SWAT model are applied to this...
关键词：TREND and SALTATION Analysis SWAT Model Climate Change Human Activities Stream-Flow 
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