It simply introduces the technique of GIS,represents the aspects should pay attention to in field application of GIS from the setting,earth of casing and so on,and puts forward the problems need perfecting and solving,to do best to decrease the imperfect link and operating incipient fault in design and increase the design quality.
对GIS技术进行了简单介绍,从安装、外壳接地等方面阐述了GIS在现场运用中应该注意的事项,并提出了一些有待完善及解决的问题,以尽可能减少设计中的不完善环节及运行隐患,提高设计质量。
The questions of testing outer covering injection mold are stated, analysis on the reason and the mold structure is improved.
叙述了外壳注射模在试模中出现的问题,分析了问题产生的原因并改进了模具结构。
The small explosion-proof electric appliance outer covering guards against the explosion of the important parts in the electric equipment.
小型防爆电器外壳是防爆电器设备中重要的防爆部件,其品质状态直接关系到厂矿企业的生产安全。
This paper expounds the structure design of flameproof outer covering of combined switch and analyzes the structure.
阐述了组合开关隔爆外壳的结构设计,并对其结构进行了分析,该结构加工简单、操作方便,进一步提高了煤矿井下采煤工作面的自动化程度。
Brief Talk on General Specification of National Military Case Standard;
国军标外壳总规范之琐谈
Structure analysis of adapter case for ball impact based on ANSYS/LS-DYNA;
基于ANSYS/LS-DYNA的电源适配器外壳耐钢球撞击性的分析
The article presents the mechanical properties and features of a new case material for the box-type substation-glass fiber reinforced cement.
文章介绍了一种新颖的箱变外壳材料—玻璃纤维增强水泥的机械性能及其特点,该材料及其制成的箱变在国内具有较好的推广应用前景。
Injection mould design for mobile telephone shell;
手机外壳的注射模具设计
Both the drawing characters of stainless steel and the forming technology character of its linker shell are analyzed, and the technology calculations are completed, the key points of continuous drawing layout and die design are stressed and stated.
分析了不锈钢拉伸特性及连接器外壳成形工艺特点,并进行了工艺计算,重点阐述了连续拉伸排样与模具设计要点。
Synopsis:This paper analyzes problems encountered in the manufacture of billet mould shell.
分析小方坯结晶器外壳制造中遇到的难点问题。
By the theory of material mechanics,the stress situation of mining flame-proof electrical apparatus enclosure is analyzed,and the method of design is introduced.
运用材料力学原理,对矿用隔爆型电气设备外壳进行受力分析,详细介绍了矿用隔爆外壳的设计方法。
This article gives a brief introduction on the sco pe of application of UL674 and the discussion on the specifications of the structur al parameter, materials for the enclosure and its thickness, wiring connecting m ode for the motor enclosure used in Division 1, classified location in this stan dard.
简要介绍了美国安全标准UL 674的适用范围 ,并详细论述了标准中对用于 1级危险场所电机外壳的结构参数、外壳材料与厚度、现场布线连接方式的规定。