查询词典 heat transfer

In previous researches, the numerical simulations were mainly focused on the convective heat transfer in the fluid zone of the louvered fin geometry. Virtually, the heat conduction in the fins and the convective heat transfer of air are coupled each other.

国外有学者对百叶窗翅片内的流场和温度场进行了数值模拟，事实上，在百叶窗翅片上的传热过程中，翅片的导热和空气的对流换热是相互耦合的，而这在以前的研究中忽略了。

The result shows that the cooling capacity increases with increasing generator heat transfer. The coefficient of performance of the system increases when the quantity of the generator heat transfer is increased from 6 kW to 7 kW, however it decreases in the range of 7 kW-9 kW. When the fan frequency increases, the temperature of liquid ammonia leaving condenser decreases, while the cooling capacity and the COP of the system increases. When the flow rate and inlet temperature of water/glycol increases, the evaporator takes more heat away and the cooling capacity and COP of the system increases.

其结果可发现当发生器加热量增加，系统温度增加系统冷冻能力增加，但其COP於6 kW-7 kW 系统COP会有先增加，於7 kW-9 kW，系统COP会有下掉的趋势；在冷凝器方面，当风扇频率增加，冷凝器温度降低时，冷凝器出口冷媒随之降低，系统冷冻能力会有所提高，COP亦增加；在蒸发器方面，蒸发器卤水出口温度及卤水流量增加，可以使蒸发器带走更多的热量其系统冷冻能力及COP也就会相对增加。

This paper gives a review of the heat transfer of supercritical carbon dioxide in-tube flow and points out that the main factors to influence heat transfer are heat flux, buoyancy, pressure,lubricant and so on.

概述了超临界CO2流体管内对流换热的研究，指出了影响换热的主要因素有热流密度、浮升力、压力、润滑油等，提供了多种公开发表的超临界流体在冷却工况下的换热关联式，同时指出了现有研究内容的不足。

According to heat load source of die cavity, temperature distribution gradient equations and heat flux equations and the peak value equations of temperature load at die cavity surface have been obtained with research of temperature distribution and transfer laws of die surface by unsteady heat transfer theory.

摘要根据锻模型腔热负荷来源，通过非稳态传热理论，分析研究了模具工作表面层的温度分布与传递规律，给出了型腔表面温度分布梯度和热流密度公式，并给出了锻模型腔表面的温度负荷峰值的计算公式。

According to heat load source of die cavity, temperature distribution gradient equations and heat flux equations and the peak value equations of temperature load at die cavity surface have been obtained with research of temperature distribution and transfer laws of die surface by unsteady heat transfer theory.

新闻摘要：根据锻模型腔热负荷来源，通过非稳态传热理论，分析研究了模具工作表面层的温度分布与传递规律，给出了型腔表面温度分布梯度和热流密度公式，并给出了锻模型腔表面的温度负荷峰值的计算公式。

The energy balance of flue gas, radiative heat transfer equations and zero dimensional model of heat transfer are derived in the multiple combustion boiler combining a chain grate with a pulverized coal, considering the radiation heat between the lower and upper zone in the furnace.

将链条炉排加煤粉复合燃烧锅炉的炉膛分成上下两部分，导出了上下炉膛的烟气热平衡方程、辐射换热方程及炉膛传热计算的零维模型，方程中考虑了上下炉膛间的辐射换热。

Moreover, as the heat flux approach to CHF, numerous vapor mushrooms periodically extruded from the perimeter of fin array are observed. This mechanism will cause the dry-out situation in the central part of fin array. The closer fin spacing and longer fin length can provide larger heat transfer. However, the results also demonstrate that early decay on overall heat transfer coefficient as the fin spacing is closer or fin length is longer.

此外，间距0.5mm且高度4mm的鳍片阵列，其热传系数并不随热通量的升高而增加，在中高热通量区，其热传系数保持在一固定值，而其它低深宽比的鳍片阵列，热传系数则是随著热通量升高而增加，到了高热通量区，热传系数会有一最大值，之后会随热通量增加而递减。

Among all of the cooling technologies, the impingement cooling is the most potential one to enhance local heat transfer coefficient. The impingement of the jet forms high speed airflows on the cooled surface. These airflows can be used to improve local heat-transfer conditions significantly especially in the area with very high heat flux and temperature.

在所有提高传热的技术中，冲击冷却对于提高当地的传热系数具有最大的潜力，其冲击所形成的高速气流，极大的改善了当地的换热状况，特别适用于局部高温的地区。

This type of heat transfer is commonly used in oil refinery processes to met the high temperature requirements of most processes, plus the necessary high heat transfer rate and heat flux control, and for ease of decoking.

这种类型的热量转化普遍应用于石油炼制过程，其目的是满足大部分炼油过程对高温的需要，以担高热转化速度，实现热流量控制，并使除焦工作与更为容易。

A wall heat flux function was introduced to separate the numerical prediction of internal heat transfer in aircraft from that of thermal effects outside the skin.The thermal network method combined with the Monte Carlo method was used to analyze the internal heat transfer and the FLUENT code was employed to simulate the aerodynamic convection outside skin.

引入壁面热流函数，将蒙皮外部热环境与飞机内部换热进行解耦计算，采用热网络法与蒙特卡罗法进行飞机内部传热分析，利用FLUENT软件进行蒙皮外气动对流换热模拟，建立了飞机蒙皮瞬态温度场的数值方法。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。