钢圆煤斗是大型火力发电厂主厂房一个重要的建筑物,但现行的国家及部门规程规范中没有相应的计算煤斗壁厚的设计条文,故有必要对其计算方法作一综合性的探讨。
The circle steel coal bucket is a main building in large thermal power plant, but in national and departmental standards there are no design articles about the wall thickness calculation.
有些决定,如壁厚和销轴直径,可能取决于科学的计算,但非科学的部分的设计仍然是首要的。
Some decisions, such as wall thickness and pin diameter, may depend on scientific calculations, but the nonscientific component of design remains primary.
塑料水槽的设计的内容包括制品的材料选择,壁厚的确定,收缩率的确定以及用UG软件绘制的过程。
The flume's design includes the selection of the material, thickness, contractibility and how to use UG to plot it.
将原有的解析法(AM)做了改进,以改进的AM法的初步设计结果为基础,对雷达罩壁厚分布进行编码,并建立了基因代码与罩性能参量之间的制约关系。
To speed up the GA optimizer, the analytical method (AM) is improved and used as a pretreatment measns for determining the bases and regions of parameters to be encoded.
真空箱在工作时,由于要承受较大的压力,需要合理设计其壁厚。
With high pressure acting on the surface, the wall thicknesses of a vacuum box should be well designed.
计算结果表明,在最苛刻的加载方式下,轨姿控舱体的强度可以满足设计要求;壁厚尺寸是关键的优化设计变量。
The analysis result shows that the section can work reliably and the wall thickness is the key design variable.
根据外套壁厚和裂纹位置特点,提出了专用超声换能器的设计关键在于工作频率和晶片倾斜角。
It was pointed out that the keypoint in designing the special transducer was its working frequency and crystal Angle according to the coat thickness and flaw location.
在双薄壁墩连续刚构桥设计中,选择合理优化的双薄壁墩的墩距和壁厚等参数是至关重要的。
In the design of the continuous rigid frame bridge with double thin-wall piers, the reasonable selecting of parameters is very important to the bridge.
设计了钛合金高压气瓶的结构,确定了压力、壁厚、安全系数等技术参数。
The structure of the gas bottle is designed and the parameters such as pressure, thickness and safety factor are given also.
对大卷、厚壁、高强度钢带纵剪机组的主要设备如开卷机、圆盘剪、卷取机的设计进行了探讨。
Main equipment design of strip slitting unit applied for big steel coil, heavy thickness and high strength, such as uncoiling machine, disc shear and recoiler were researched.
同时给出了考虑偏离正弦律强力旋压等壁厚和变壁厚锥形件毛坯的设计模型。
The design models of blank of tapered wall thickness cone and equal wall thickness cone with deviation from sine law are presented.
研究过程中设计的超声波轮式探头,发出超声波信号测量管道壁厚。
A roller ultrasonic probe was designed in the subject, and it sends ultrasonic wave to detect the pipe wall's thickness.
在分析传统卷筒壁厚设计与稳定性校核方法的基础上,对起重机卷筒进行了有限元分析。
Based on analyzing the wall thickness design and stability checking method of drum, the finite element analysis of the crane 'drum is studied.
所给出的数据及对毁伤规律的分析,对厚壁钢管生存能力的分析和战斗部的设计与改进提供了参考依据。
The given data and the analyses to damage law can be used as reference basis to analyses of thick tube's viability and to design and improvement of warhead.
介绍了型坯壁厚控制系统在中空吹塑机中的设计与实现。
This paper introduces the design and implementation of parison wall thickness control system in blow molding machine.
斜轧穿孔机轧辊形状设计十分重要,其中辗轧锥角的正确设计是获得高精度壁厚的关键。
Proper design of roller cone angle of smooth rolling is the key to obtaining a high accurate wall thickness.
设备的设计计算主要包括加热器的功率、加热元件、壳体的壁厚、真空系统、传动等方面的计算。
The design and calculation of mostly parts are carried out specifically, which includes of power of heater, element of heater, thickness of shell, vacuum system, and drive etc.
以结构的总重量最小为优化目标,以导管的平均直径和壁厚作为设计变量,考虑强度、刚度和稳定等约束条件。
Total weight of the structure was selected to be optimal objectives. Average diameter and wall thickness of the structural element were taken as design variables.
架子设计为厚壁的,聚乙烯类塑料材质的加筋立柱,和保持最大稳定性的地板。
Stands are constructed of durable thick-wall, polyethylene plastic with a structurally reinforced post and fillable base for maximum stability.
以结构的总重量最小和结构的总应变能最大为优化目标,以导管的平均直径和壁厚作为设计变量,考虑强度、刚度和稳定等约束条件。
Total weight and seismic strain energy of the structure were selected to be optimal objectives. Average diameter and wall thickness of the structural element were taken as design variables.
介绍了用CCD器件完成玻璃管外径和壁厚在线测量的实现方法,测试系统的结构和硬件及软件设计思想。
This paper discusses the method of using CCD to survey the outer diameter and thickness of glass tube, introduces the structure of survey system and design thought for software and hardware.
在分析原有的真空箱机械强度的基础上,使用有限元方法对真空箱进行优化设计,进一步降低了产品的重量,并获得了最小壁厚尺寸,在实际应用中达到了满意的效果。
The weight of the box is optimized using FEA method, based on the mechanical strength analysis of the old one, and the minimum wall thicknesses are obtained, and are used sounded in practice.
设计不同的凸模下压速度、不同壁厚方案并完成相应的数值模拟。
A scheme of different loading speeds and wall thickness was designed and simulated.
介绍复合包敷层厚壁固体药柱的X射线检验透照工艺的设计和检测结果的评价。
The evaluation on the X - ray inspection technology and test results for the composite coaling thick - wall solid charge is described in the paper.
分析了手工下向焊、半自动焊、自动焊及特种焊等焊接方法的特点,在选择焊接方法时应考虑管道直径、壁厚、管道长度、设计条件、管子级别等因素。
The features of manual downhill welding, semiautomatic welding, automatic welding and other welding technologies like butt flash welding and laser beam welding (LEW) and so on are analyzed.
曼乃斯曼桶形轧辊设计简单,加工方便,但形成非线性的斜轧变形区,导致壁厚不均。
The Mannesmann barrel-shaped rolls can be designed arid processed easily, but it makes the non-linear deformation zone in skew-rolling and leads to the inhomogeneous wall thickness.
特殊设计可以拥有稳定的直径尺寸和圆整度,可以适合生产厚壁管的需要。
And the design can ensure the stability of diameter and roundness when producing the pipe with thick wall.
本文介绍了厚壁管连接自动焊接机床的结构、组成、工作原理及设计中解决的几个主要问题。
The paper introduces the construction, constitute, and working principle of the automatic welding machines which are used in joining thick-walled pipes.
分析了铝合金厚壁支座的弯曲工艺,计算了弯曲件的展开长度、落料力、冲孔力及弯曲力,阐述了弯曲件的回弹因素及凸凹模之间的间隙,介绍铝合金厚壁支座弯曲模具的结构设计。
The bending technology of the thick-wall supprt of aluminum alloy was analyzed, and the flattening length of bending, blanking force, piercing force and bending force were calculated.
介绍了厚壁承压无缝钢管超声波探伤方法,自动化探伤中探头的扫查设计,以及采用该方法开发的钢管自动探伤设备的实用效果。
A method of automatic ultrasonic detection for tubes with thick walls are introduced. The screw-gauge of probes in this automatic detection are designed, and their practical results were obtained.
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