CONVECTION

作品数：672被引量：935H指数：12
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相关机构：清华大学西北工业大学哈尔滨工业大学香港中文大学更多>>
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Interactions between Initial and Lateral Boundary Perturbations in Convection-Permitting Ensemble Prediction
《Journal of Meteorological Research》2025年第1期116-131,共16页Jingzhuo WANG Jing CHEN Fajing CHEN Yanan Ma 
Supported by the National Natural Science Foundation of China(U2242213 and 42105154).
How to construct appropriate perturbations for convection-permitting ensemble prediction systems(CPEPSs)is a critical issue awaiting urgent solutions.As two common perturbations,initial perturbations(IPs)and lateral b...
关键词：INTERACTIONS initial perturbations lateral boundary perturbations convection-permitting ensemble prediction 
Impacts of the Initial Perturbation Scale and Magnitude on Convection-Allowing Ensemble Forecasts over Eastern China
《Journal of Meteorological Research》2025年第1期132-153,共22页Yanan MA Jing CHEN Jingzhuo WANG Fajing CHEN Jing WANG Zhizhen XU 
Supported by the National Natural Science Foundation of China(U2242213);National Science Foundation for Young Scholars of China(42205166).
Given the chaotic nature of the atmosphere and inevitable initial condition errors,constructing effective initial perturbations(IPs)is crucial for the performance of a convection-allowing ensemble prediction system(CA...
关键词：convection-allowing ensemble prediction system initial perturbation scales initial perturbation magnitudes forecast skill/verification perturbation growth 
Analysis of convective-radiative heat transfer in dovetail longitudinal fins with shape-dependent hybrid nanofluids:a study using the Hermite wavelet method
《Applied Mathematics and Mechanics(English Edition)》2025年第2期357-372,共16页C.G.PAVITHRA B.J.GIREESHA S.SUSHMA K.J.GOWTHAM 
A distinguished category of operational fluids,known as hybrid nanofluids,occupies a prominent role among various fluid types owing to its superior heat transfer properties.By employing a dovetail fin profile,this wor...
关键词：Hermite wavelet method radiation CONVECTION dovetail fin nanoparticle configuration 
Optical manipulation of macroscopic curved objects
《Frontiers of physics》2025年第1期263-268,共6页Gui-hua Chen Mu-ying Wu Yong-qing Li 
supported by the National Natural Science Foundation of China(Grant No.61775036);the high-level talents program of Dongguan University of Technology(Grant No.KCYCXPT2017003).
Laser has become a powerful tool to manipulate micro-particles and atoms by radiation pressure or photophoretic force,but its effectiveness for large objects is less noticeable.Here,we report the direct observation of...
关键词：optical manipulation radiometric force geometry effect unbalanced gas convection 
Some fundamental issues in buoyancy-driven flows with implications for geophysical and astrophysical systems
《Acta Mechanica Sinica》2025年第1期1-21,共21页Ke-Qing Xia Kai Leong Chong Guang-Yu Ding Lu Zhang 
supponted by the National Natural Science Foundation of China (Grant Nos 12202173,12072144,12232010,12372219,and 12302282).
Buoyancy-driven flows are prevalent in a wide range of geophysical and astrophysical systems. In this review, we focus on threepivotal effects that significantly influence the dynamics and transport properties of buoy...
关键词：Buoyancy-driven flows Geophysical turbulence Rayleigh-B´enard convection 
Tectonic modes of mantle convection and their implications for Earth's tectonic evolution based on three-dimensional numerical simulations
《Science China Earth Sciences》2025年第1期270-296,共27页Song XIANG Jinshui HUANG Bingcheng WU 
supported by the National Natural Science Foundation of China(Grant Nos.42074105 and 92155204);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB 41000000)。
Five tectonic modes of mantle convection are obtained and analyzed with three-dimensional numerical models in a spherical shell domain.The five tectonic convective modes are non-plate mobile-lid,plate-like mobile-lid,...
关键词：Tectonic mode of mantle convection Plate-like mobile-lid convection Episodic plate-like mobile-lid convection Episodic stagnant-lid convection Plate tectonics and tectonic evolution of the Earth 
Development of Asymmetric Convection in a Tropical Cyclone under Environmental Uniform Flow and Vertical Wind Shear
《Advances in Atmospheric Sciences》2024年第12期2399-2418,共20页Yubin LI Yuncong JIANG Johnny C.L.CHAN Kevin K.W.CHEUNG 
supported by the National Natural Science Foundation of China(Grant number 42075072);support from The Startup Foundation for Introducing Talent of the Nanjing University of Information Science and Technology.
Idealized numerical simulations have been carried out to reveal the complexity in the development of asymmetric convection in a tropical cyclone(TC)under the influence of an environment with either uniform flow,vertic...
关键词：tropical cyclone environmental flow vertical wind shear asymmetric convection inner core outer rainband 
Analysis of Uncertainties in Convection-Permitting Ensemble Simulations of Land Breeze and Nocturnal Coastal Rainfall in South China
《Journal of Meteorological Research》2024年第6期1047-1063,共17页Ling HUANG Lanqiang BAI Yunji ZHANG 
Supported by the National Natural Science Foundation of China(U2242203,42275006,41805035,and 42030610);Guangdong Basic and Applied Basic Research Funds(2024A1515030210 and 2022A1515011288);Key Innovation Team Program of China Meteorological Administration(CMA2023ZD08).
Through daily convection-permitting ensemble simulations conducted over a 3-month period,the forecast uncertainty for the land breeze and associated coastal rainfall during early-summer rainy season over South China i...
关键词：land breeze forecast uncertainty nocturnal coastal rainfall ensemble forecast 
0−12 Hour QPFs of HRRR-TLE Using Optimized Probability-Matching Method:Taking Hunan Province as an Example被引量：1
《Journal of Tropical Meteorology》2024年第4期361-372,共12页LIU Jin-qing MAO Zi-yi DAI Guang-feng YANG Zhao-li PENG Xuan 
Natural Science Foundation of Hunan Province(2021JC0009);National Natural Science Foundation of China(42375002,42105146);Key Projects of Hunan Meteorological Bureau(XQKJ22A004)。
In real-time operations,the minutely/hourly updated high-resolution rapid refresh(HRRR)system is one of the most expensive numerical weather prediction(NWP)models.Based on a twenty-member HRRR-time-lagged-ensemble(HRR...
关键词：high-resolution rapid refresh convection-permitting time-lagged probability-matching CMA-GD(R3) CMA-SH3 
Transient Thermal Distribution in a Wavy Fin Using Finite Difference Approximation Based Physics Informed Neural Network
《Computer Modeling in Engineering & Sciences》2024年第12期2555-2574,共20页Sara Salem Alzaid Badr Saad T.Alkahtani Kumar Chandan Ravikumar Shashikala Varun Kumar 
supported by the Researchers Supporting Project number (RSPD2024R526),King Saud University,Riyadh,Saudi Arabi.
Heat transport has been significantly enhanced by the widespread usage of extended surfaces in various engi-neering domains.Gas turbine blade cooling,refrigeration,and electronic equipment cooling are a few prevalent ...
关键词：Heat transfer CONVECTION FIN machine learning physics informed neural network 
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