• 论文以桥墩开缝防护为例,采用本文方法进行了数值模拟,阐述了桥墩开缝的冲刷防护机理。

    Numerical simulations on slotted pier are carried out and the mechanism of this protection method is presented.

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  • 因此,本文提出的无量纲空间波动参数为开缝翅片结构优化设计提供了一个定量的标准。

    Therefore, the space fluctuation parameters proposed in present paper provides a quantitive criterion for configuration optimization design for slotted fin surfaces.

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  • 弄清开缝钝体尾迹的拟序结构是认识其火焰稳定机理的基础。

    To understand flame holding mechanism of a slotted bluff body based on the resolution of its coherent structure in the wake.

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  • 纱线剪刀:是一把对修剪手缝和机缝线头都有用的剪刀,它还可用来修剪弯曲部分和开纽洞。

    Thread Clippers: an efficient tool for clipping threads for both hand and machine sewing, they can also be used in clipping curves and opening buttonholes.

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  • 半开缝时,喷气的引入仅吹除了附着在开缝处的漩涡,对于尾缘处流场影响不大。

    The ejection from the half slot only blows away the vortex on the slot surface, and has little effect on the flow field near the trailing edge.

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  • 凯瑞·安德伍德身着开缝黑色礼服,搭配一条钻石项链——她透露,这是她的情人节礼物。

    Carrie Underwood sizzled in a slit black gown, paired with a statement necklace - which she revealed was a Valentine's Day gift.

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  • 用回流加热链着火分析法,分析比较了钝体燃烧器和开缝钝体燃烧器不同的稳焰机理。

    By the method of circle heating chain analysis, the different mechanism of flame stability between bluffbody burner and slitting bluffbody burner were compared.

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  • 实验证明,根据这一原则设计的开缝纯体燃烧器对低挥发分煤粉的着火与火焰稳定具有较好的适应性。

    Experiments show that a new-type pulverized coal burner with a slit bluff-body designed on the said principle is suitable for the ignition and flame stability of low volatile pulverized coal.

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  • 利用回流烟气加热一次风煤粉气流和提高一次风气流的煤粉浓度,都有利于锅炉燃烧的稳定。 开缝钝体燃烧器的设计综合考虑了回流加热和煤粉浓度局部富集。

    Using recirculation flow to heat the primary air and increasing the concentration of pulverized coal in primary air really do good to boiler flame stability.

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  • 建立了带框架的开缝钢板剪力墙有限元模型,分析了主要开缝参数对其强度和弹性刚度等性能的影响。

    The finite element model of steel plate shear wall with silts in frame is established and by which the effect of main silt parameters on its strength and stiffness is analyzed.

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  • 得出了蔗糠悬浮燃烧宜采用开缝钝体燃烧器的结论。

    The conclusion shows that slitting bluff body burner is suitable for sugarcane chaff's suspended combustion.

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  • 在三维瞬态温度场仿真计算结果的基础上,利用三维瞬态非线性有限元方法对小湾拱坝横缝开度进行了全过程仿真分析。

    On the basis of simulation of transient temperature field, the whole process of Xiaowan arch DAMS transverse joints aperture is simulated by use of transient 3-d nonlinear FEM.

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  • 开缝(16)的大小可调以适于拔不同规格芯棒的需要。

    The size of the slit (16) is adjustable to meet the requirements of drawing the mandrel bars with different specifications.

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  • 通过数值模拟得出了X型双向开缝翅片的效率计算曲线。

    By numerical method, the fin efficiency curves for X-type two-side strip fin surfaces were achieved.

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  • 得出了蔗糠悬浮燃烧宜采用开缝钝体燃烧器的结论。

    The conclusion shows that slitting bluff body burner is suitable for sugarcane ch...

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  • 得出了蔗糠悬浮燃烧宜采用开缝钝体燃烧器的结论。

    The conclusion shows that slitting bluff body burner is suitable for sugarcane ch...

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