传热是指由于温度差引起的能量转移,又称热传递。由热力学第二定律可知,凡是有温度差存在时,热就必然从高温处传递到低温处,因此传热是自然界和工程技术领域中极普遍的一种传递现象。无论在能源、宇航、化工、动力、冶金、机械、建筑等工业部门,还是在农业、环境保护等其他部门中都涉及许多有关传热的问题。
-冷凝器两相流动与传热数值模拟。-知来数据 Keywords: heat transfer, numerical simulation, Computational Fluid Dynamics (CFD), condenser, porous me[gap=661]关键词:传热,数值模拟,计算流体...
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...传热;烧蚀;有限元 中图分类号:TJ012 文献标识码:A 文章编号:1004-731X (2007) 19-4407-04 [gap=1116]Key words: barrel; thermal transfer; ablation; FEM ...
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... overall efficiency 总效率 overall heat transfer 传热 overall heat transfer coefficient 热传递系数 ...
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... diffusion controlled 扩散控制 ; 廓张节制 ; 扩散控制 ; 扩散过程调整 heat diffusion 热扩散 ; 传热 ; 导热 ; 散热 channel diffusion 沟道扩散 ; 通道扩散 ; 通道转运 ...
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传热系数 [热] heat transfer coefficient ; [热] coefficient of heat transfer ; Heat Conductivity ; coficient of effective heat emission
对流传热 [热] convective heat transfer ; [热] heat transfer by convection ; heat transfer
传热学 Heat Transfer ; Heat Transfer Science
传热媒体 HEATING MEDIUM ; Medium ; heat transfer medium ; Fluid
低温传热学 Heat Transfer at Low Temperatures
炼厂传热设备 Refinery Heat Transfer Equipment
传热油 [油气] Heat transfer oil ; Heat-Transfer Fluid ; Mobither ; Texatherm
传热介质 [热] heat transfer medium ; heat medium ; heating medium ; heat transfer agent
传热性 conductivity of heat ; thermal conductivity ; diathermy ; heattransferproperty
pulse combustion; drying; heat transfer; mass transfer
脉动燃烧; 干燥; 传热; 传质。
参考来源 - 脉动燃烧干燥过程的传热传质研究A practical cooling numerical simulational system is designed by using VC++6.0. The mould temperature field can be simulated by the cooling analysis system.
本论文针对注射模冷却系统的设计,运用传热学的基本原理,利用计算机数值模拟技术,建立了冷却过程的解析模型。
参考来源 - 注塑模凹模冷却过程稳态传热温度场数值模拟As a result, the change law of interphase convective heat transport coefficient h and convective mass transport coefficient kc .
从而获得了相际对流传热系数h和对流传质系数kc的变化规律。
参考来源 - 液滴降落过程的数值研究The verification experiment of the model indicated that the model could approximately reflected the law of heat transmission and water transfers during the dryingprocess.
试验验证表明,该传热传质模型基本能反映竹材在热压干燥过程中的传热传质规律。
参考来源 - 龙竹竹材的热压干燥及传热传质特性In vacuum: PHP heat transport performance was very bad when took the top heat input way.
抽真空条件下:采取顶部加热方式的实验中,脉动热管传热性能很差。
参考来源 - 脉动热管传热性能的实验研究On the foundation of the common steel resistant roller shutter, get a kind of modified version steel resistant roller shutter, make it have the larger surface,and raise diathermanous efficiency of shade plate.
在普通钢质防火卷帘的基础上,得到一种改良型钢质防火卷帘,使其有更大的表面积,提高了帘板的传热效率。
参考来源 - 旋转式水喷淋保护钢质防火卷帘技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
大多数塑料不易传热或导电。
不过铝制锅底的不锈钢锅还不错,因为厚铝底的传热效果很好。
Stainless steel with a cast aluminum bottom, on the other hand, is good, as the thick aluminum spreads the heat.
纳米分子不可避免地改变了这种排列,从而使混合物更有利于传热。
Nanoparticles inevitably alter this arrangement, and that may make the mix better able to transmit heat.
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