Core saturation and the rotor bar skin effects were directly taken into account in the field calculation. 铁心饱和以及转子导条集肤效应可以直接在场的计算过程中加以考虑;
Meanwhile, because the heating speed at the surface is higher than that of the core of steel bar, the temperature difference between the core and surface is also gradually increasing. 同时由于外表面的温升速率比芯部的大,因此钢棒内外表面的温度差也逐渐增大。
A ratchet wheel with a handle is sheathed on the core bar, and a screw can be easily screwed down or unscrewed by both hands. 在芯杆上套上一个带有扳把的棘轮,双手并用,就可以较轻松地拧紧或卸下螺丝。
Because the core current is somewhat symmetrical around the axis of rotation, the associated magnetic field is similar to that of a bar magnet. 因为地核流在旋转轴周围存在着一些对称,所以相关的磁场与棒磁铁的磁场相似。
The valve consists of an electromagnetic loop, a valve core, a replacement spring and a shell and the valve core consists of a retaining iron, a movable bar and a sealing pad. 它由电磁线圈、阀芯、复位弹簧和外壳组成,阀芯由挡铁,动杆和密封垫构成。
The utility model relates to an adjustable core bar for the dry isostatic pressing forming machine which is especially suitable to produce the special-shaped ceramic flan, the powder metal pipe, ect. 本实用新型涉及一种干袋法等静压成型机用的可调芯杆,其造型特别适合生产异型陶瓷素坯管、粉末金属管等。
The adjustable core bar is in multi-sidestep structure; 这种可调芯杆呈多级台阶式。
Comprehensive evaluation and log modeling for waterflood wells were made in combination of dynamic and static conditions, core scale and diversified courses by using conventional log data on the basis of constraint of geological conditions in bar and banke facies. 应用常规测井资料,将平方王油田滩坝相沉积储层地质条件约束、岩心刻度及动、静态相结合,进行了细分层原则下的多学科综合水淹层测井建模和评价。
The mechanical principle and its analytic solving method on the forming process of heated pushing elbows of ox horn core bar 牛角芯棒热推弯管成形过程力学原理及分析求解方法
An electromagnetic sensor for the detection of broken core bar in cold rolling steel tube 冷轧钢管芯棒断裂检测装置的研制
Because of large dimensions of the stator for large sized hydrogenerator and the restriction of the transportation conditions, the welding of stator base, iron core lamination, and bar inlaying should be completed in site. 大型水轮发电机的定子,因外形尺寸大,受到运输条件的限制,其定子机座组焊、铁心堆叠和线棒嵌放都需要在工地完成。
Stability Property of Acid-resistant Core Bar of Compound Insulators 复合绝缘子耐酸芯棒的稳定性能
Analyze the influences of core column ′ s bar ratio 、 strength of concrete 、 longitudinal reinforcement classification etc are analyzed. 讨论了芯柱配筋率、混凝土强度等级和纵筋类别等因素的影响。
The valid means of the measurement and control of temperature of the heat-pushing unequal elbow on a core bar is offered by the photoelectrometer temperature measurement system. 该光电比色测温系统为曲锥芯棒上热推变壁厚弯管提供了有效的温度检测与控制方法。
This paper introduces development of automotive ignition technology and technical progress of ignition coil core. It also describes new material for the bar ignition coil core and manufacturing process of the no-step cylindrical core. 介绍汽车点火技术发展的现状与点火线圈铁心技术的进步,阐述棒形点火线圈用铁心的新材料及无级圆柱形铁心制造工序。
Improvement in the Structure of the Progressive Die for the Steel Core of the Sealing Bar 密封条钢芯级进模结构的改进
According to the core analysis and well-test results, the submerged distributary channel was believed to be the main reservoir microfacies, debouch bar was the poor reservoir, and front sand sheet was worse reservoir relatively in this area. 在此基础上结合物性以及试油成果,确定物性及含油性最好是水下分流河道,河口砂坝次之,前缘席状砂相对较差。
In order to get the flat fracture without, thorn and loss of metal and keep tubes sheared from varying shape when cutting tube, the periphery shearing method with core bar is presented in this paper. 为了使切断管材时切口没有毛刺、断面平整、仍能保持原状而且没有金属损耗、没有噪音,提出了用带芯棒的圆周剪切法剪切管材。
The core bar form process should base on the heat curve of the colophony solidify. 芯棒拉挤成型主要参数应根据树脂固化的放热曲线为基准加以确定。
Two major improving measures were proposed: ( 1) Vacuumizing the core of the bar and filling insulation liquid to displace the air inside completely; 最后提出两方面的主要改进措施:(1)棒芯抽真空,注入绝缘液排尽空气;
Welding between Shell and Core Bar of Large-scale Heat Exchanger at High Pressure and Low Temperature 大型高压低温绕管换热器不锈钢外壳及紫铜芯体的焊接
The dog-leg cam, figure plate and slide block are used to realize radial multiple core pulling on the mould, and that gear-rack mechanism or connecting bar mechanism is not adopted, so that the die casting mould is simplified. 该模具利用异形弯销、转盘及滑块完成多型芯径向抽芯,而未采用一般的齿轮&齿条机构或连杆机构,简化了模具结构。
The core bar is composed of M sections of magnetic cores and M 1 non magnetic portions arranged alternately. 其中,芯棒由M段导磁材料与M1段非导磁材料间隔分布构成。
When controlled cooling final cooling temperature is680 ℃, ferrite grain size smaller, the microstructures in core of tested steel bar match great. 当控冷终止温度为680℃时,铁素体晶粒尺寸较小,试验钢筋心部组织匹配较好。
It takes ray bundle adjustment technique as technological core. It can accomplish measuring process only using a CCD camera and some assistant measuring equipments such as global control points and reference bar. 2. 该方法以近景摄影测量中光束平差技术为技术核心,仅利用单摄像机和全局控制点、基准尺等辅助测量设备即可完成测量。
Margin is the core of risk management in futures market. Steel industry is one of the key industries of national economy and ribbed bar is most important steel raw materials. 保证金制度是期货市场风险管理的核心,而钢铁行业作为国民经济的支柱企业之一,螺纹钢在我国占钢材的比重非常大。