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260篇 您的检索式:作者名="Haroun"
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1二氧化碳管道意外泄漏减压过程的断裂控制研究进展显示文摘管道是二氧化碳捕集、利用和封存(carbon capture,utilization,and storage,CCUS)技术产业链中输运大量二氧化碳(CO_(2))的最优方式,但其在运行中具有意外泄漏风险。本文从实验和计算机模拟两个方面综述了国内外开展CO_(2)管道泄漏减压、断裂扩展的研究进展,分析了相态、管材、埋地条件等初始状态对裂纹扩展规律的影响。阐述了状态方程、杂质因素、理论模型对开展实验和模拟计算研究的影响。归纳了适用于建立减压波预测模型的状态方程,开展流固耦合研究的理论方法和模拟仿真软件,设计CO_(2)输运管道参考的技术文档。总结了当前CO_(2)管道泄漏减压、断裂扩展控制研究方面需深入研究的科学问题,展望了亟待开展的研究内容,包括构建多元混合物状态方程在三相点、相间线的计算模型;探究裂纹裂间处CO_(2)热物性质与裂纹断裂扩展的耦合关系;建立管道止裂准则,开发、优化CO_(2)输运管道专用止裂器。陈磊 闫兴清 胡延伟 于帅 杨凯 陈绍云 关辉 喻健良 HMAHGEREFTE Haroun MARTYNOV Sergey 2022化工进展2022,41,3:7
2Spatial prediction and modeling of soil salinity using simple cokriging, artificial neural networks, and support vector machines in El Outaya plain, Biskra, southeastern Algeria显示文摘Soil salinization is one of the most predominant environmental hazards responsible for agricultural land degradation,especially in the arid and semi-arid regions.An accurate spatial prediction and modeling of soil salinity in agricultural land are so important for farmers and decision-makers to develop the appropriate mechanisms to prevent the loss of fertile soil and increase crop production.El Outaya plain is marked by soil salinity increases due to the excessive use of poor groundwater quality for irrigation.This study aims to compare the performance of simple kriging,cokriging(SCOK),multilayer perceptron neural networks(MLP-NN),and support vector machines(SVM)in the prediction of topsoil and subsoil salinity.The field covariates including geochemical properties of irrigation groundwater and physical properties of soil and environmental covariates including digital elevation model and remote sensing derivatives were used as input candidates to SCOK,MLP-NN,and SVM.The optimal input combination was determined using multiple linear stepwise regression(MLSR).The results revealed that the SCOK using field covariates including water electrical conductivity(ECw)and sand percentage(sand%),and environmental covariates including land surface temperature(LST),topographic wetness index(TWI),and elevation could significantly increase the accuracy of soil salinity spatial prediction.The comparison of the prediction accuracy of the different modeling techniques using the Taylor diagram indicated that MLP-NN using LST,TWI,and elevation as inputs were more accurate in predicting the topsoil salinity[ECs(TS)]with a mean absolute error(MAE)of 0.43,root mean square error(RMSE)of 0.6 and correlation coefficient of 0.946.MLP-NN using ECw and sand%as inputs were more accurate in predicting the subsoil salinity[ECs(SS)]with MAE of 0.38,RMSE of0.6,and R of 0.968.Samir Boudibi Bachir Sakaa Zineeddine Benguega Haroun Fadlaoui Tarek Othman Narimen Bouzidi 2021Acta Geochimica2021,40,3:3
3Superselective embolisation of bilateral superior vesical arteries for management of intractable hematuria in context of metastatic bladder cancer显示文摘Hematuria due to locally advanced or metastatic bladder cancer is a common condition and is often a management problem.Percutaneous embolisation is a mini-invasive option to handle this situation.We report a case of a patient with a metastatic bladder cancer and who presented with an abundant hematuria and severe anemia.After failure of endoscopic resections and“flush”of radiotherapy haemostatic and refusal of cystectomy by the patient,he was treated by superselective embolisation of bilateral superior bladder arteries with excellent immediate results.The technique is safe and effective in the short term.The longterm effectiveness requires further investigation.Ahmed Saadi Abderrazak Bouzouita Mohamed Hedi Rebai Mohamed Cherif Walid Kerkeni Haroun Ayed Amine Derouiche Hatem Rajhi Riadh Ben Slama Najla Mnif Mohamed Chebil 2017Asian Journal of Urology2017,4,2:2
4Optimization study of a PEM fuel cell performance using 3D multi-phase computational fluid dynamics model显示文摘An optimization study using a comprehensive 3D, multi-phase, non-isothermal model of a PEM (proton exchange membrane) fuel cell that incorporates significant physical processes and key parameters affecting fuel cell performance is pre-sented and discussed in detail. The model accounts for both gas and liquid phase in the same computational domain, and thus allows for the implementation of phase change inside the gas diffusion layers. The model includes the transport of gaseous species, liquid water, protons, energy, and water dissolved in the ion-conducting polymer. Water is assumed to be exchanged among three phases: liquid, vapour, and dissolved, with equilibrium among these phases being assumed. This model also takes into account convection and diffusion of different species in the channels as well as in the porous gas diffusion layer, heat transfer in the solids as well as in the gases, and electrochemical reactions. The results showed that the present multi-phase model is capable of iden-tifying important parameters for the wetting behaviour of the gas diffusion layers and can be used to identify conditions that might lead to the onset of pore plugging, which has a detrimental effect on the fuel cell performance. This model is used to study the effects of several operating, design, and material parameters on fuel cell performance. Detailed analyses of the fuel cell per-formance under various operating conditions have been conducted and examined.AL-BAGHDADI Maher A.R. Sadiq AL-JANABI Haroun A.K.Shahad 2007Journal of Zhejiang University-Science A(Applied Physics & Engineering)2007,8,2:2
5Experi- mental Investigation of Seismic Repair and Retrofit of Bridge Columns by Composite Jackets显示文摘Haroun M A Mosallam A S Feng M Q 2003Journal of Reinforced Plastics and Composites2003,22,14:1
6Improvement of performance and reduction of pollutant emission of a four stroke spark ignition engine fueled with hydrogen-gasoline fuel rnixture显示文摘 SADIQ A B HAROUN A K S 2000Energy Conversion & Management2000,,41:1
7Parametric study of seismic soil-tank in teraction in horizontal excitation 显示文摘HAROUN M A 1992ASCE1992,118,3:1
8Utility of Contrast-enhanced 3D Turbo-flash MR Angiography in Evaluating the Intracranial Venous System显示文摘Haroun A 2005Neuroradiology2005,47,5:1
9Risk factors for chronic kidney disease:a prospective study of 23,534 men and women in Washington County, Maryland显示文摘Haroun MK Jaar BG Hoffman SC 2003J Am Soc Nephrol2003,14,11:1
10The association between periodontal disease,physical activity and healthy diet among adults in Jordan显示文摘Bawadi HA Khader YS Haroun TF 0,,01:1
11Experimental evalua- tion of distributor technologies for trickle-bed reactors显示文摘Bazer-Bachi F Haroun Y Augier F 2013Indus- trial & engineering chemistry research2013,52,11:1
12Risk and protection in prodromal schizophrenia:ethical implications for clinical practice and future research显示文摘Haroun N Dunn L Haroun A 2006Schizophrenia Bull2006,32,1:1
13BMP-ginduced muscle heterotopic ossification requires changes to the skeletal muscle micrcenvironment显示文摘Leblanc E Trernsz F Haroun S 2011J Bone Miner ires2011,26,6:1
14Improvement of performance and reduction of pollutant emission of a four stroke spark ignition engine fueled with hydrogen-gasoline fuel mixture 显示文摘Maher Abdul-Resul Sadiq A1-Baghdadi Haroun Abdul- Kadim Shahad 2000Energy Conversion & Management2000,,41:1
15A study of heavy metals and their fate in the composting of tannery sludge显示文摘Mahdi Haroun Azni Idris S.R. Syed Omar 2006Waste Management2006,,11:1
16Analysis of heavy metals during composting of the tannery sludge using physicochemical and spectra -scopie techniques显示文摘Mahdi Haroun Azni Idris Syed Omar 2009Journal of Hazardous Materials2009,165,:1
17Risk and protection in prodromal schizophrenia: ethical implications for clinical practice and future research显示文摘Haroun N Dunn L Haroun A et aZ 2006Schizophr Bull2006,32,:1
18Gamma-radiation-induced wood-plastic composites from Syrian tree species显示文摘Elias Hanna Bakra j i Numan Salman Haroun Al-kassiri 2001Radiation Physics and Chemisty2001,61,:1
19Utility of free prostatespecific antigen serum level and its related parameters in the diag-nosis of prostate cancer 显示文摘Haroun AA Hadidy AS Awwad ZM 2011Saudi J Kidney Dis Transpl2011,22,2:1
20Structure analy-sis and antitumor activity of the exopolysaccharide from probiot-ic Lactobacillus plantarum NRRL B-4496 in vitro and in vivo显示文摘Haroun BM Refaat BM El-Menoufy HA 0,,01:1
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