本文正是从实际应用的角度出发,来研究凸极同步电动机在起动过程中的电磁场和电机转子温升变化规律。
From the aspect of practical application, this paper studies electromagnetic fields and rotor temperature rise change of salient synchronous motor in the process of starting.
以凸台型热节为对象,采用ANSYS软件对铸造过程中由于型芯形成的热节进行分析。
Analysis of hot spot resulting from core during casting process was conducted by ANSYS software aiming at the boss hot spot.
优化了模具结构,同时也介绍了在冲压过程中凸、凹模易开裂采取的措施和方法。
Also introduced the measure of prevent the convex and concave die cracking in course of pressing.
介绍了挤压型材模具中,具有阶梯式凸模的分流组合模设计的方法和设计要点,用实例阐述了该类型模具的设计过程和设计思路。
Introduced design method and points of separation combined extruding die with ladder-shape punch in extruding die, stated extruding die design process and thought using practical example.
针对锁紧片零件,设计了折弯压凸复合模,并介绍了模具结构和工作过程。提高了产品质量以及生产效率。
The bending and pressing convex forming compound die for locking spring is designed, the die structure and pressing process are introduced, the product quality and production efficiency are improved.
为了改善超分辨率重建图像的效果,提出了一种基于线过程模型的凸集投影方法。
In order to improve the superresolution reconstruction of image, a method of projections onto convex sets (POCS) based on the line process modeling is proposed.
本文主要论述了MCM工艺过程及多芯片组装技术中的C4技术。并对M CM种类、MCM关键工艺、M CM凸点的制作方法等做了简单介绍。
This paper described the C4 fabrication of Multi-chip-modules and the MCM process, and also described the key point of MCM technology, the variety of MCM, the bump fabrication methods.
本文研究了凸域内两点间的平均距离公式,利用广义支持函数的方法分别求出了圆、矩形、椭圆域内两点间的平均距离,并给出了具体的求解过程。
By using the generalized support function, we reckon the mean distance of two points of circle, rectangle and ellipse, and deduct the idiographic process.
利用有限元技术,对凸翻边钣金零件的高压橡皮成形过程进行模拟分析。
FEM has been used to simulate and analyze the high pressure rubber forming process of part with flange bending.
针对锁紧片零件,设计了折弯压凸复合模,并介绍了模具结构和工作过程。
The bending and pressing convex forming compound die for locking spring is designed, the die structure and pressing process are introduced, the product quality and production efficiency are improved.
本文基于UG软件提出了一种复杂曲面覆盖件模具的分区加工方法,并以汽车前盖内板的凸模加工为例,详细介绍了基于该法的模具CAM过程。
The method of divided-area machining for complicated surface panel die based on UG software has been presented with introduction to such CAM process in details of production of an automotive panel.
研究了焊接过程中焊接电流产生的电磁力对电容储能凸焊喷溅、接头强度及焊接工艺的影响。
The effect of electromagnetic force on the splash, joint strength and welding process of capacitor discharge projection welding is studied.
系统与控制理论中的许多问题,都可转化为线性矩阵不等式约束的凸优化问题,从而简化其求解过程。
Many important problems of system and control theory can be reformulated as linear matrix inequality convex optimization problems, which is numerically tractable.
摘要:本设计主要阐述了一种多功能开瓶器冲压模具的主要设计过程,主要原理是利用凸、凹模进行冲裁加工出目标零件。
Abstract: This design mainly expounds a kind of multi-functional corkscrew stamping mould main design process, the main principle is to use convex, concave die cutting processing for the target parts.
本文用数值计算方法研完了凸极同步发电机阻尼绕组对电力系统自动重合闸暂态过程的影响。
In this paper, the effect of damper windings of salient-pole synchronous generator on transients of the recloser in power system is considered by numerical calculation method.
分析表明,蓄水后土脑子河段已基本完成由凸岸深切河曲向宽浅河曲变化的过程,将会进一步转化为凹岸深槽的河曲。
The results reveal that after the impounding, Tunaozi Shoal transformed basically from convex-bank entrenched meander to shallow broad river, and will further develop to a concave-bank deep channel.
晶状体(lens)为双凸形状,有弹性,是无血管的透明组织,具有复杂的代谢过程。
The lens is a kind of avascular transparent tissue with complex metabolic process.
详细论述了点,线,面和凸体的三维缓冲区生成过程。
The processes of 3d buffer creation for point, line, face and convex polyhedron are introduced in detail in the paper.
同时在对多边形填充过程中使用了凸包算法,解决确定多边形顶点顺序问题。
At the same time in the polygon filling process , the Graham algorithm is used to determine the polygon vertex order.
然而,支持向量机的训练过程等价于求解一个约束凸二次规划。
However, the training procedure of support vector machines amounts to solving a constrained quadratic programming.
文章在对零件的工艺性进行认真分析的基础上,有针对性地设计了模具结构中的凸模和凹模,优化实现了矩形拉伸件的分离冲切过程。
After analysis of process of components, design raised mold and the concave mold in the structure of molds, optimize the pressing-cutting process for the rectangle stretched component.
凸齿(106)中的每一个在其延 伸到套头(102)的末端的过程中宽度保持一致,而不是在套头(102)的锥形部分(108)中形成锥度。
The lobes (106), rather than being tapered in the conical section (108) of the socket (102), are each uniform in width in the process of extending to an end of the socket (102).
由冲裁变形过程的分析可知,决定合理间隙值的理论依据是应保证在塑性剪切变形结束后,由凸模和凹模刃口处所产生的上、下剪切裂纹重合。
According to the blanking distortion procedure, the theory that decide the proper gap is to make sure the edge of the male die and female die's gap can be superposition.
针对锁紧片零件,设计了折弯压凸复合模,并介绍了模具结构和工作过程。
The structure and design method of typical bending slide block using in punching die were introduced.
着重介绍了电镀金、金锡、锡铅、锡银和化学镀镍凸点的工艺过程,最后简单介绍了制备凸点的电镀设备。
Electroplating processes of Au, Au-Sn, Sn-Pb, Sn-Ag and chemical nickel-plated bumpings are described in particular. And finally, electroplating equipments for bumping formation are introduced.
在薄板拉深过程中,拉深件的质量问题主要表现为起皱、破裂、变薄、回弹、凸耳等。
During the process of pulling and stretching, the quality of pulling and strething parts mainly show: wrinkle, plosion thin, rebound, lug etc.
在薄板拉深过程中,拉深件的质量问题主要表现为起皱、破裂、变薄、回弹、凸耳等。
During the process of pulling and stretching, the quality of pulling and strething parts mainly show: wrinkle, plosion thin, rebound, lug etc.
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