Heat transfer in narrow channel has lots of advantages such as compact structure, low heat transfer temperature difference and high efficiency and so on.
窄缝通道具有结构紧凑、换热温差低等优点，因此该无源强化传热技术被广泛应用在微电子、低温制冷、化工及其航空航天等领域。
A new method of heat transfer augmentation with foreign gas jet impingement has recorded very high heat flux even in the case of "negative temperature difference".
异种气体射流强化传热的新方法即使在“负温差的情况下也有很高的热流量发生。”
When the outlet coolant temperature or heat-transfer temperature difference is chosen, the acceptable mean residence time can be calculated by the second limiting condition.
在冷却介质出口温度或传热温差选定的情况下，可以由第二个条件计算满足热稳定性的平均停留时间。
The key lies in producing enough great driving force of natural circulation at reasonable heating temperature difference to make masted tape self-rotate reliably in heat transfer tubes.
其关键是能否在合理的加热温差下产生足够大的自然循环推动力，足以带动自动清洗螺旋扭带可靠地自转。
Through a test research for heat pipe radiators of steel column type, we get the relative formula of heat transfer rate, calculating temperature difference and flow rate of the heat medium.
通过对钢制柱型热管散热器的试验研究，得出了散热器热流量和计算温差、热媒流量的关系式，并提出了进行热工性能试验的方法及进一步研究的意见。
Mean temperature difference for countercurrent flow and cocurrent flow in steady continuous heat transfer has been deduced uniformly.
采用统一的方法对定态传热逆流和并流的平均温差进行了推导。
The theory based on condenser fouling have on effect temperature difference, condenser heat transfer and turbine activity, set forth judge condenser fouling.
从理论上分析凝汽器结垢对端差、凝汽器传热、汽轮机功率的影响，提出判断凝汽器结垢的依据。
There are small temperature and pressure difference in steam inlet and outlet of heat exchanger, and big heat transfer surface.
换热器蒸汽入口和出口温差小，压差小，管程传热面积大。
The key lies in producing enough great driving force of natural circulation at reasonable heating temperature difference to make twisted tape self-rotate reliably in heat transfer tubes.
自然循环自动清洗式蒸发器是解决蒸发器结垢问题的理想方案，其关键是能否在合理的加热温差下产生足够大的自然循环推动力，足以带动自动清洗螺旋扭带可靠地自转。
The base of EHTV calculation is analyzing the dynamic heat transfer to equivalent temperature difference Solar factor of windows, for the shading of windows it used external shading multiplier.
EHTV简化计算的基础是将这些动态热作用分解为等效温差、标准窗太阳辐射得热等参数，而且系统地提出外遮阳系数，简化了建筑遮阳对外窗太阳辐射得热的计算方法。
Improve the heat transfer efficiency of plate heat exchanger is to improve the heat transfer coefficient and key logarithmic mean temperature difference.
提高板式换热器传热效率的关键是提高传热系数和对数平均温差。
Improve the heat transfer efficiency of plate heat exchanger is to improve the heat transfer coefficient and key logarithmic mean temperature difference.
提高板式换热器传热效率的关键是提高传热系数和对数平均温差。
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