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71篇 您的检索式:作者名="transfer"
    题名 作者 年代 出处 被引量
1Experimental investigation of the influence of electric field on frost layer growth under natural convection condition显示文摘直接电流(DC ) 的影响一个冷垂直盘子上的霜的厚度和团上的电场被调查。生长有或没有电场的存在被拿,并且结果的霜层的相片证明电走在霜厚度上有强烈影响。霜厚度和霜质量上的冷板温度和周围的温度的影响也与电场在自然传送对流条件下面被调查。试验性的结果证明冷板温度在霜层厚度,而是它对霜质量的影响上有很强壮的效果是次要的;对霜团的影响或周围的温度在霜厚度上是比那更明显的。ZHANG Xinhua, LIU Zhongliang, WANG Jieteng, GOU Yujun, MENG Sheng and MA Chongfang Key Laboratory of Enhanced Heat Transfer and Energy Conservation, Ministry of Education Key Laboratory of Heat Transfer and Energy Conversion, Beijing Education Commission, Beijing University of Technology, Beijing 100022, China 2006Progress in Natural Science:Materials International2006,16,4:16
2Design,fabrication and experimental research for an electrohydrodynamic micropump显示文摘This paper presented a novel electrohydrodynamic (EHD) micropump based on MEMS technology. The working mechanisms and classification of EHD micropump were introduced. The fabrication process of EHD micropump was presented with the material selection,optimal design of microelectrode and assembly process. Static pressure experiments and flow experiments were carried out using different fluid and the channel depth. The results indicated that the micropump could achieve a maximum static pressure head of 268 Pa at an applied voltage of 90 V. The maximum flow rate of the micropump-driven fluid could reach 106 μL/min. This paper analyzed the future of combining micropump with heat pipe to deal with heat dissipation of high power electronic chips. The maximum heat dissipation capacity of 87 W/cm2 can be realized by vaporizing the micropump-driven liquid on vaporizing section of the heat pipe.YU He, YU Jian & MA ChongFang Key Lab of Enhanced Heat Transfer & Energy Conservation, Ministry of Education and Key Lab of Heat Transfer & Energy Conversion, Beijing Municipality, College of Enviromental and Energy Engineering, Beijing University of Technology, Beijing 100124, China 2010Science China(Technological Sciences)2010,53,10:6
3Fractal model for simulation of frost formation and growth显示文摘A planar fractal model for simulation of frost formation and growth was proposed based on diffusion limited aggregation(DLA)model and the computational simulation was carried out in this paper.By changing the times of program running circulation and the ratio of random particles generated,the simulation figures were gained under different conditions.A microscope is used to observe the shape and structure of frost layer and a digital camera with high resolution is used to record the pattern of frost layer at different time.Through comparing the simulation figures with the experimental images,we find that the simulation results agree well with the experimental images in shape and the fractal dimension of simulation figures is nearly equal to that of experimental images.The results indicate that it is reasonable to represent frost layer growth time with the program circulation times and to simulate the frost layer density variation during its growth process by reducing the random particle generation probability.The feasibility of using the suggested model to simulate the process of frost formation and growth was justified.The insufficiencies and its causes of this fractal model are also discussed.LIU YaoMin,LIU ZhongLiang,HUANG LingYan&SUN JunFang Education Ministry Key Laboratory of Enhanced Heat Transfer and Energy Conservation,College of Environmental and Energy Engineering,Beijing University of Technology,Beijing 100124,China 2010Science China(Technological Sciences)2010,53,3:4
4Performance study on three-stage power system of compressed air vehicle based on single-screw expander显示文摘A new compressed-air engine system based on three-stage single screw expander was proposed to improve the performance of power system.Three different structure styles were presented,and the studies on the power performance and the distribution of expansion ratios between stages were carried out by programming and mathematical modeling of each style.Research results indicated that the best matches of expansion ratios with equal heat temperature for the air tank of pressure 30 MPa were seven-five-three for'first-stage heating'style,eight-five-three for'two-stage heating'style and five-five-four for'three-stage heating'style,respectively.Results also showed that heating up inlet air or increasing the expander efficiency might improve the power performance.The output power of the'two-stage heating'style is far higher than that of'first-stage heating'style and is a little lower than that of'three-stage heating'style.The new system showed good structure and power performances.HE Wei,WU YuTing ,MA ChongFang&MA GuoYuan Key Laboratory of Enhanced Heat Transfer and Energy Conservation,Ministry of Education,and Key Laboratory of Heat Transfer and Energy Conversion,Beijing Municipality,College of Environmental and Energy Engineering,Beijing University of Technology,Beijing 100124,China 2010Science China(Technological Sciences)2010,53,8:3
5Phase equilibrium calculation of multi-component gas separation of supersonic separator显示文摘A mathematical model for phase equilibrium prediction of multi-component gas separation process inside a supersonic separator is established and an efficient numerical solution method is designed. The model and the numerical method are then used to predict the phase equilibrium characteristics and the separation performance of a field test natural gas supersonic purification separator. The predicted results are generally in good agreement with the field test measurements, which proves that the phase equilibrium model and the solution method are both reliable and accurate, and can be used for the prediction of the vapor and liquid phase equilibrium and the separation performance and the configuration optimization of supersonic separator.BAO LingLing1, LIU ZhongLiang1, LIU HengWei1, JIANG WenMing1, ZHANG Ming1 & ZHANG Jian2 1 Education Ministry Key Lab of Enhanced Heat Transfer & Energy Conversation, College of Environmental and Energy Engineering, Beijing University of Technology, Beijing 100124, China 2 Shengli Engineering & Research Institute, Shengli Oil Field Ltd, SINOPEC, Dongying 257026, China 2010Science China(Technological Sciences)2010,53,2:3
6Integration and Optimized Utilization of Naphtha Resources显示文摘石油是为干净燃料和乙烯 products.However 的制造的重要原料,中国正在经历在石油的供应和需求之间的严肃的不平衡由于它的很快增加的汽车人口和蓬勃发展的乙烯工业,哪个不能被国内弄空的原油 resources.Focusing 在减轻上遇见的需求上述石油赤字,这份报纸提出建议中国的有限石油资源应该被使用的一个想法 reasonably.NaphthaLi Yajun Zhang Tingting (Key Laboratory of Enhanced Heat Transfer and Energy Conservation,Ministry of Education,School of Chemical and Chemical Engineering,South China University of Technology,Guangzhou 510640) 2010China Petroleum Processing & Petrochemical Technology2010,12,2:2
7at angles to the flow direction显示文摘Wang L B Tao W Q Numerical analysis on heat transfer and fluid flow for arrays of non-uniform plate length aligned 1997International Journal of Numerical Methods for Heat and Fluid Flow1997,7,5:1
8Phase I/II study of adoptive with zoledronic acid and IL-2 to pa- tients with advanced renal cell carcinoma 显示文摘Kobayashi H Tanaka Y Yagi J transfer of γδT cells in combination 2011Cancer Immunol lmmu nother2011,60,8:1
9Force and characteristics of hybrid transducer type ultrasonic motors显示文摘Guo Jifeng Gong transfer model shujuan Guo Haixun 2004IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control2004,51,4:1
10AIAA Guidance, Navigation and Control Conference显示文摘 cloutier J R Rapid Transfer Alignment for Tactical Weapon Applications 1989-3581-CP1989,,:1
11Part I:presentation of the model显示文摘Thome J R Dupont V Jacobi A M Heat transfer model for evaporation in microchannels 2004Int J Heat Mass Transfer2004,47,1416:1
123 eases of tumor of the corpus callo- sum显示文摘Brion S Jedynak CE Disorders of interhemispheric transfer (callosaldisonnection) 1972The strangehand Sign Rev Neurol (Paris)1972,126,:1
13A k2A-positive Klebsiella pneumoniae causes liver and brain abscess in a Saint Kitt's man显示文摘Virulence and Transferability of Novel Klebsiella pneumoniae Microb Drug Resist 2014 20 Doud MS Grimes-Zeppegno R Molina E 2009Int J Med Sci2009,6,6:1
14Knowledge Relationships in Industrial Districts : The Role of the Leader Firm 显示文摘Albino V Garavelli A Transfer and Inter-firm C Schiuma G 1999Technovation1999,19,1:1
15The Practice Committee of the Society for Assisted Reproductive Technology and the Practice Committee of the American Society for Reproductive Medicine显示文摘Guidelines on number of embryos transferred 2006Fertil Steril2006,86,5:1
16Water Pollution Research J显示文摘R Berlardi J Pawliszyn The application of chemically modified fused silica fibers in the extracyion of organics from water matrix samples and their rapid transfer to capillary columns 1989Canada1989,24,:1
17Part A: Verification of field synergy principle 显示文摘Wu J M Tao W Q Numerical study on laminar convection heat transfer in a rectangular channel with longi- tudinal vortex generator 2008International Journal of Heat and Mass Transfer2008,51,56:1
18Part B: Parametric study of major influence factors 显示文摘Wu J M Tao WOo Numerical study on laminar convection heat transfer in a channel with longitudinal vortex generator 2008International Journal of Heat and Mass Transfer2008,51,1314:1
19显示文摘Brand PW Biomechanics of tendon transfers 1974Orthop Clin Noah Am1974,5,:1
20Gene显示文摘Mathlesen L Electropermeabilization of skeletal muscle enhances gene transfer in vivo 1999Therapy1999,,6:1
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