The WC/Co-base alloy was fabricated by the wide-strip laser cladding method without cracks.
利用积分镜对激光束进行整形获得宽带激光束,进行宽带激光熔覆获得无裂纹WC/钴基合金层。
The dispersive and nonlinear properties of the microstructure fiber with hexagonally distributed air-holes in the cladding are numerically simulated by using the vectorial beam propagation method.
采用矢量光束传输法对空气孔包层呈正六边形分布的微结构光纤的色散和非线性特性进行了数值模拟。
The repair of ventilator axle journal with serious wear was achieved by using the method of laser cladding.
采用基于激光熔覆的方法实现了大磨损量的风机轴颈的修复。
Based on the internal laser coaxial-powder feeding technology, it brought up a method of laser cladding inclined wall accumulation without support.
基于光内同轴送粉技术,提出了激光熔覆无支撑偏移堆积斜壁的方法。
The method is compared with the simple analysis for loss characteristics of cladding modes propagating through the fiber and the measured results are in good agreement with theoretical curves.
该方法与以往所做的对沿光纤传播的包层模式功率的损失特性的简单分析对比,测量结果与理论曲线十分相符。
The present invention relates to a semiconductor film internal cladding amplification optical fibre and its perform manufacture method.
本发明涉及一种半导体薄膜内包层放大光纤及其预制棒制造方法。
The concept of equivalent refractive index of cladding is introduced from the equivalent refractive index method, which can rule out the false solutions of FEM.
引入了等效折射率法中的包层等效折射率的概念,排除了有限元法计算导致的伪解。
Optical field in tapered optical fiber is numerically simulated using 2D finite-difference time-domain (FDTD) method, optical character in different cladding radius is expounded.
然后用时域有限差分法(FDTD)数值计算了锥形光纤光场分布,论述了在不同的包层半径处,光纤锥的光场分布特性。
The results are as expected and show that the method and principle used in the measuring device are feasible. It is an ideal and advanced method for the pellet loading of single cladding tube.
结果表明该动态测长装置的方法和原理是可行的,在单根包壳管的装管中采用这种测量方法,是较为理想和先进的。
This method can be applied in the side-pumping of double-cladding fiber.
该方法可用于双包层光纤的侧面抽运。
That method was used for calculating the residual stress of laser cladding layer of the hermetic surface of valves. There is good agreement between our results and the others quoted from literature.
对气门密封面激光熔覆钴基合金层的计算结果显示,显微压入硬度法得到的残余应力分布数据与其它方法测得的激光熔覆层残余应力分布数据具有相同的变化趋势。
The design, fabrication and properties of the ytterbium-erbium co-doped double-cladding fiber are reported, which is made by method of a combination of the MCVD and solution doping technique.
文中主要介绍了用MCVD工艺结合溶液掺杂技术制备铒镱共掺双包层光纤的设计、制作及性能。
The possibility of repairing of damaged blade by the method of laser cladding was discussed.
探讨了使用激光熔覆技术对损伤的K 3合金叶片进行修复的可能性。
A method was approached about making a gradient coating of self-melt Co-based alloy on 20 steel substrate with rare earth(RE) by laser cladding.
采用稀土变质及激光熔覆工艺在20号钢基体上获得了钴基自熔合金梯度组织涂层。
Results shows that all these three methods can be used to measure the shear strength of explosion cladding interface, and the most practical one is the double-notch method using symmetry specimen.
最后分别对3种方法进行了测试试验。结果表明,3种试验方法均能有效测试爆炸复合接头的剪切强度,其中对称试件双切口拉伸法最适合实际应用。
The WMOC ROM a low-index and transparent silicon rubber as the cladding layer material, and takes the advantage of soft lithography method to copy information to its surface at the same time.
采用折射率高的薄波片作为芯层材料、折射率低的透明硅橡胶作为包层材料,利用软刻印方法将信息复制在硅橡胶表面,制作出10层光卡。
The method has the advantages of colored cladding layer which does not reflect light and increased corrosion resistant capability.
本发明的有益效果:具有不反光的有色镀层,耐腐蚀能力增加。
Resolve dispersion equation and obtain the effective refractive index of cladding using method of numerical calculation.
推导出纤芯、包层、薄膜层、环境层的场分布表达式,利用数值计算求出了包层膜的有效折射率。
Resolve dispersion equation and obtain the effective refractive index of cladding using method of numerical calculation.
推导出纤芯、包层、薄膜层、环境层的场分布表达式,利用数值计算求出了包层膜的有效折射率。
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