本文主要论述对流冷却，隧道的结构和设计。
This article is mainly concerned with the structure and design of All Air Convection Cooling Tunnel.
外界辐射加热与对流冷却同时作用于边界表面。
Boundary surfaces were simultaneously exposed to both radiative heating and convective cooling.
计算的边界条件包括燃气加热，内部对流冷却，气膜冷却和冲击冷却的对流换热。
E. M. The boundary condition consists of convective heat transfer of gas heating, internal cooling, film cooling and impinging cooling.
电源器将操作在对流冷却的环境下，即使将通风口阻塞电源也不允许有任何损伤发生。
The power supply will operate with convection cooling. Blocking of vents must not cause damage to the power supply.
通过采用空气自然对流冷却喷头、设置辅助火孔的方法，扩大了单火孔大气式燃烧器的负荷调节范围。
By means of natural convection air-cooling burner spray and auxiliary ports installation, the load regulation range of the atmospheric burner with single port is extended.
物料加热表面受到对流冷却，并讨论了物料的吸收系数，折射率，导热系数，换热系数，物料表面辐射特性对温度场的影响。
The effects of absorption coefficient, refractive index, heat conductivity, convective heat-transfer coefficient and radiative properties of the surf ace on the temperature field are discussed too.
另一种可能是下沉的板块冷却了邻近的地幔，并产生对流，使板块移动。
Another possibility is that the sinking plate cools the neighboring mantle and produces convection currents that move the plates.
另外，静音无油空压机采用空气对流原理，达到自然冷却效果。
In addition, mute oil free compressor USES air convection principle, to achieve the natural cooling effect.
汽轮机快速冷却技术是在汽轮机组停运后，向汽轮机内部通以适量的较低温度的冷却介质，进行强迫对流换热，加快汽缸和转子温降速度的过程。
The fast cooling technology of steam turbine is the process that the cooling medium is used to accelerate the temperature reduction of cylinder and rotor after the shutdown of turbogenerator.
电磁约束成型技术具有无模、电磁搅拌、强冷却等工艺特点。其凝固过程为一对流传热传质的动态过程。
Electromagnetic constrained forming technology features die-free, electromagnetic stirring and strong cooling, its solidification is a dynamic process of convective heat and mass transfer.
该放大器的控制和连接安装在安装金属铝散热器与冷却控制和扬声器系统内保护的整体尺寸外部对流小组。
The amplifier controls and connections mounted on a metal mounting panel with an external convection cooled aluminium heatsink contained and protected within the speaker system overall dimensions.
该放大器控制和连接，安装在安装金属铝散热器与冷却控制和扬声器系统内保护的整体尺寸外部对流小组。
The amplifier controls and connections are mounted on a metal mounting panel with an external convection cooled aluminium heatsink contained and protected within the speaker system overall dimensions.
实验研究了在具有垂直冷却面的大型矩形腔体中因强迫射流造成的混合对流传热。
It investigates experimentally mixed convection and heat transfer augmentation by forced jets in a large rectangular enclosure with a vertical cooling surface.
气体对流对热腔起冷却作用。
如雪松一样的建筑表层设计成穿孔，有利于室内对流的空气冷却。
The cedar-clad skin is perforated to allow convective cooling of the interior.
一般通过实验的方法求得，即运用牛顿冷却公式求出管外对流换热系数，进而求得管外努谢尔数。
It is generally obtained by the experimental method, namely using Newton cooling formula to get tube outside heat transfer coefficient, then get the tube outside Nusselt number.
同时也获得了多股射流冲击冷却的对流换热系数等值线谱图。
The isograms of heat transfer coefficients of impingement cooling are also obtained.
建立了含内热源的液池内自然对流与冷却盘管内强制对流耦合传热的三维物理、数学模型，进行了相应的数值模拟计算。
Three-dimensional physical and mathematical models for the coupled heat transfer of natural convection in a liquid pool with heat source and forced convection in cooling coil tube are established.
在积云中，每秒几米的对流上升速度造成的冷却速率为每分钟几度。
In cumulus convection ascent rates of several metres a second give a cooling rate of a few degrees per minute.
本文对水平矩形槽道内湍流对流换热与发汗冷却进行了实验研究和数值模拟。
The turbulent convection heat transfer of transpiration cooling in a horizontal rectangular channel was investigated experimentally and numerically.
通常，对流换热系数是在实验中以电加热试验管壁面后根据牛顿冷却定律计算得来的。
Normally, coefficient of convective heat transfer is gotten through experiments which is heating testing tube by electricity and computed through Newton cooling law.
磨削区冷却液的热对流系数已由流体动力学和传热学模型估算得到。
The convection heat transfer coefficient of coolant within the grinding zone has been estimated using hydrodynamic and thermal modeling.
工作辊与冷却液之间对流换热系数的确定是轧辊温度场分析的难点。
It is usually difficulty to obtain film coefficients between the working roll and the coolant fluid as we solve the temperature field of the roll.
本文以去离子水为冷却工质，对流体横向冲刷方形微针肋阵列热沉的传热特性进行了实验研究。
It is shown that the forced convection over micro pin fin heat sinks is a very effective heat transfer mode.
燃烧室迷宫复合冷却结构是一种集冲击、对流换热和近似发散冷却于一身，结构合理，冷却效率高，具有创新性的新型冷却结构。
A combustors maze composite cooling structure is an innovative and highly efficient cooling structure that integrates impingement, convection heat exchange and approximate perspection cooling.
对流层内各层大气的辐射差额及其辐射冷却率。
The atmospheric radiation balance and the net radiation cooling rate in tropo-spheric layers.
燃烧室迷宫复合冷却结构是一种集冲击、对流换热和近似发散冷却于一身，兼具冲击冷却、对流换热冷却和席壁冷却结构优点的创新性冷却结构。
Maze composition cooling structure of combustor is a kind of novel cooling structure incorporated the strong points of impingement, convection heat exchange and approximately perspiration cooling.
热分析中考虑了坯料的初始温度、外加热源和冷却源的热流密度以及坯料和空气的对流传热。
In the thermal analysis, the initial temperature of billet, beat fluxes (heat flow per unit area) of positive and negative value and convections to surrounding air are considered.
通过对几种不同的气膜冷却对流换热系数的计算方法的归纳总结，提出用相对气膜冷却换热系数的方法来计算气膜冷却时的对流换热。
By analyzing the methods of calculating different heat transfer coefficients, the film cooling relative heat transfer coefficients was used to calculate the heat transfer.
通过对几种不同的气膜冷却对流换热系数的计算方法的归纳总结，提出用相对气膜冷却换热系数的方法来计算气膜冷却时的对流换热。
By analyzing the methods of calculating different heat transfer coefficients, the film cooling relative heat transfer coefficients was used to calculate the heat transfer.
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