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土壤侵蚀性评估与CFD数值模拟研究

Study on soil erosivity assessment and CFD numerical simulation
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摘要 本研究旨在通过计算流体力学(CFD)数值模拟方法,探究冲击射流对土壤侵蚀的影响,从而评价土壤的可蚀性,这对于评估挡水结构的安全性至关重要。为此,以罗定市泗纶河土壤条件为背景,采用射流侵蚀试验来量化临界应力和侵蚀系数这两个参数,并通过数值模拟方法对整个侵蚀过程进行建模。研究结果表明,k-ω型湍流模型在模拟湍流射流对土壤侵蚀过程中具有更高的相关性,且其模拟结果与试验结果的一致性良好。与简化模型和试验数据的比较进一步证实了该模型的有效性,为挡水结构的安全性评估提供新的理论基础。
作者 梁炜坤 LIANG Weikun
出处 《水利科学与寒区工程》 2024年第10期91-94,共4页 Hydro Science And Cold Zone Engineering
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  • 1张景松.流体力学与流体机械之流体力学[M].徐州:中国矿业大学出版社,2001.
  • 2Nielsen P V.Description of supply openings in numerical models for room air distribution. ASHRAE Transactions . 1992
  • 3Gosman, A.D.,Nielsen, P.V.,Restivo, A.,Whitelaw, J.H.FLOW PROPERTIES OF ROOMS WITH SMALL VENTILATION OPENINGS. Journal of Engineering for Gas Turbines and Power . 1980
  • 4Peter Emvin,Lars Davidson.A numerical compari son of three inlet approximations of the diffuser in case E1 Annex20. Proceedings of ROOMVENT’ 96 . 1996
  • 5Lippmann M,Burge H A,Jones B W,et al.The Airliner Cabin Environment and the Health of Passengers and Crew. . 2002
  • 6HUNT E,,REID D,SPACE D, et al.Commercial airliner environmental control system. Aerospace Medical Association Annual Meeting . 1995
  • 7Nielsen P V,Restivo A,Whitelaw J H.The velocity characteristics of ventilated rooms. Journal of Fluid Mechanics . 1978
  • 8Y Huo,F Haghighat,J.S Zhang,C.Y Shaw.??A systematic approach to describe the air terminal device in CFD simulation for room air distribution analysis(J)Building and Environment . 2000 (6)
  • 9Valentino Todde,Pier Giorgio Spazzini,Mats Sandberg.??Experimental analysis of low-Reynolds number free jets(J)Experiments in Fluids . 2009 (2)
  • 10Heikkinen J.Modeling of a supply air terminal for room air flowsimulation. Proceedings of the 12th AIVC Conferenceon Air Movement and Ventilation . 1991

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