The correctness of using periodic unit duct model to simulate the shell-side flow and heat transfer is confirmed for the first time, when using the corrugated tube.
本文首次验证了纵流壳程换热器选用波纹管作为换热元件采用单元流道模型对壳程进行数值模拟的正确性，同时验证了数值模拟结果的正确性。
Under low packing density, convection is significant in shell-side flow, which is preferable for the reduction of dead zone area and the higher utilization of contacting area.
较低的封装分率下，组件壳程对流作用明显，有利于减少死区，充分利用膜接触面积。
The heating medium will flow through the heater tubing while the fuel gas will fill the shell side of the heater.
加热介质流过加热器管，而燃气则注入加热器壳程。
These measures significantly reduce the resistance and laminar flow zone in the shell side. The gas pipe connection orientation on the shell side can be freely selected.
这些措施显著降低了壳程阻力和滞流区，壳程的气体接管方位可任意选定。
The shell side of the rod baffle heat exchanger is so complicated that the flow field and enhanced heat transfer mechanism of the shell side cannot be commentated by the theoretical method.
折流杆换热器壳程结构复杂，用理论方法难以获得壳程流体流动和强化传热机理。
However due to the complexity in the structure of the heat exchanger, the detailed information of the fluid flow and heat transfer in the shell side can scarcely be described.
但限于换热器结构的复杂性，其壳程流体的流动和换热细节信息还不甚清楚。
The velocity and temperature profiles of water flow in the shell-side of a shell-tube waste heat boiler were experimentally studied.
本文对列管式废热锅炉火管管间液体流速场和温度场进行了实验研究。
The soaking unit has the configuration of being arranged along the internal side of the shell and a hydropneumatic dual-direction flow field.
所述均热单元具有沿所述外壳内侧设置的构形，且具有液气态的双向流场。
Turbulent flow is obtained at lower Reynolds Numbers on the shell side, so that the fluid with the lower mass flow preferably goes on that side.
壳程流体在较低的雷诺数时就可获得湍流流动，因此，壳程适合低密度流体。
Turbulent flow is obtained at lower Reynolds Numbers on the shell side, so that the fluid with the lower mass flow preferably goes on that side.
壳程流体在较低的雷诺数时就可获得湍流流动，因此，壳程适合低密度流体。
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