The problem of the electroelastic coupling interaction between a screw dislocation and a circular coated inclusion with an interfacial rigid line in piezoelectric solids is investigated. 研究了压电材料中位于基体的螺型位错与含界面刚性线圆形涂层夹杂的电弹耦合干涉问题。
Force-thermal coupling analysis numerical simulation for a double-helix single screw pump bush 双头单螺杆泵衬套力热耦合模拟研究
A.N.S.I.Standard B2.4& This standard controls NIBCO hose coupling screw threads. 标准B2.4-这个标准控制美国尼伯科软管连接螺丝螺纹。
A design of new underwater electromagnetic launch system is presented, which is composed of four parts: flywheel energy storage system, electromagnetic coupling device, screw device and launch device. 提出了一种新型水下电磁发射装置,包括飞轮储能系统、电磁耦合器、螺旋机构和发射机构四部分。
This paper presents a high efficient process method of a steep lead tread of coupling screw and studies the profile accuracy by using electronic computer and arrives at the profile error curve. 介绍了一种大导程波形联结螺纹的高效加工方法,借助计算机进行了螺纹牙形的精度分析,得出了齿形误差曲线。
The effect of coupling flow field and pressure backflow on mixing can be shown by the method proposed in the paper, and the mixing degree of polymer melt in the single screw extruder is exposed more realistically. 结果表明:半解析方法能够反映由流体的非牛顿性所导致的耦合流场及压力反流对混合的影响,能更真实地反映聚合物熔体在单螺杆挤出机内的混合程度。
New technology and new construction, such as hydraulic coupling, dismountable scraper chain, pneumatic discharge gate valve and screw tensioning device with multi-spring buffer are used. The pneumatic discharge apparatus is one of the main energy consumption equipment in wood-working and wood-based panel industry. 它采用液力偶合器、可拆式刮板链条、气动卸料闸门以及多弹簧缓冲的螺旋张紧装置等新技术、新结构。物料风送设备是木材加工和人造板生产中的主要耗能设备之一。
Countermeasures to Improve the Coupling Strength of Screw Bolts 提高螺栓联接强度之对策
After simulating the cylindrical dielectric resonator and square dielectric resonator by using the CST software, the split and coupling of the degenerate modes in the case of screw coupling and slotted coupling are analyzed, which can be used to design the 2-order dual-mode dielectric filters. 利用仿真软件CST对圆柱谐振器和方形介质谐振器进行仿真,重点分析耦合螺钉和开槽两种腔内扰动下,简并模的分离情况,并利用该特性实现二阶双模介质滤波器。