This method is different from usual method, we use the concept of electric flux and principle of superposition for the electric field.
与一般方法不同,本文利用电通量概念及电场叠加原理,推导出电场能量密度的普遍表达式。方法简明。
The result of the research indicates that the high performance concrete produced with this type of cement is of higher early and post strength and the electric flux of the concrete is low.
研究结果表明,应用该水泥配制的高性能混凝土均具有较高的早期强度和后期强度,混凝土的电通量较低。
Maxwell's equations conserve certain properties-the magnetic field intensity, the electric displacement field and the Poynting vector that describes the electric flux of an electromagnetic field.
麦克斯韦方程中有某些特性是恒定不变的——磁场强度、电位移场以及描述电磁场电通量的坡印廷矢量。
Schey said one of the key things that distinguishes the SRZERO from other electric cars being rolled out is its reliance on axial-flux motor technology.
Schey说其中一个把SRZero和其他电动车区分开来的关键是,在新车的秘密测试时,依靠的轴向磁通电机技术。
Let's say that we want to find the flux of the electric field out of a closed surface.
我们想要找出,电场对于一个封闭曲面向外的通量。
The paper introduced the design of a new-type direct-drive in-wheel axial flux permanent magnet synchronous machine specially designed for electric vehicle applications.
该文对一种新型的应用于电动车辆驱动的直驱轮用轴向磁场永磁同步电动机的进行了设计。
In this paper a vector controlled ac speed-regulating system is developed, which adopts the rotor flux field-orientated theory to meet the requirements for an electric traction system.
本文依据矢量控制的基本原理,针对电力牵引系统对电机控制性能的要求,设计了基于转子磁场定向的矢量控制交流调速系统。
It 'mainly concludes these characteristic parameters, such as visual, dryness, ion contamination, welding flux residual, surface insulation resistance and electric migration et al.
这些参数主要包括:外观、干燥度、离子污染、助焊剂残留、表面绝缘电阻和电迁移等。
In a direct torque fuzzy control system of electric vehicle, when the voltage model is used as stator flux observer, the system's low speed performance becomes poor.
电动汽车直接转矩模糊控制系统中,定子磁链观测器采用电压模型时,系统低速性能变差。
The tests result shows that this algorithm could effectively compress electric energy data and could effectively reduce the network flux with great practical value.
经过测试,能够对电能量数据进行有效压缩,有效减少了网络传输数据量,具有很大的实用价值。
It sums up the definition, general expressing formula and general calculating method of flux in any vector field by analyzing the flux in the speed field, electric field and magnetic field of fluid.
文章通过对流体的速度场、电场和磁场中通量的解析,总结出了任意的矢量场通量的定义、一般表达式及一般计算方法。
Coulomb law, electric field intensity, calculation of electric field intensity e, flux of electric field intensity.
库仑定律,电场强度;场强的计算,电场强度通量。
The input electric current, voltage, rotary speed, output flux and output pressure of the pump were tested. The regression relation of these parameters was deduced.
测定泵的输入电流、电压、转速、输出流量、输出压力、泵效率等参数,通过回归推断各参数的相关特性。
The results show that coupling electric field with ultrafiltration can increase the flux and retention of mucopolysaccharides, therefore, the transport process of dynamic ultrafiltration is enhanced.
结果表明,电场可以提高膜通量和膜截留率,强化超滤鲨软骨粘多糖的分离过程。
Because of the transverse flux machine can achieve high power density, it becomes a hotspot of electric machinery research.
横向磁通电机由于可以获得较高的转矩密度现在正成为电机界研究的热点。
This thesis is to find out the variation of the flux under the electric field, Analysis mechanism of action, ask for a new method to control the performance of flux under the electric field.
本文主要是了解电场作用下保护渣性能变化规律,分析作用机理,探讨熔融保护渣在电场条件下性能调控的新方法。
Transverse flux machine (TFM) is a novel machine with the merits of large force density, decoupling of electric charge and magnetic charge, easy to design and so on.
横向磁场电机(TFM)是一种新型电机,具有输出力密度大、电磁负荷解耦、设计灵活等特点。
Ions accelerated by the electric field in the sheath form a shape of beam and a flux distribution on the target surface, which are strongly dependent on the applied voltage.
离子被鞘层中的加速电场加速,以束流的形式注入到工件表面,而束流分布的情况与作用电压有着十分密切的关系。
Magnetic properties (including lower iron loss and higher magnetic flux) of non-oriented electric steel can be obtained effectively through controlling slab heating, rolling and coiling temperatures.
合理地控制板坯加热温度、轧制温度和卷取温度可以有效提高无取向电工钢产品的电磁性能(降低铁损、提高磁感)。
A passive sampling technique with electric collecting for measurements of radon flux rate is described.
本文描述了测量氡析出率的驻极体收集被动采样法。
Based on the magnetic flux leakage (MFL) technique, a magnetic flux leakage testing instrument for corrosion in the tank floor plate driven by electric motor is developed.
针对目前储罐底板漏磁检测中存在的问题,提出研制移动机器人代替人力驱动或人工辅助电力驱动方式进行储罐底板漏磁扫描检测。
The systems can be designed to receive, dispense, deliver and store flux and alloy raw materials used in the production of steel at electric arc furnace, ladle furnace, and ladle degassing operations.
这一系统可以接受、分配、发放和储存用电弧炉、钢包炉和钢排气操作来生产钢的焊剂和合金原料。
The ambipolar electric field is important and the ambipolar diffusion flux is of the same order of the ion diffusion level.
此时,存在明显的双极电场,而双极扩散流基本上是离子扩散的量级。
The influences of time, current intensity, initial solute concentration on two-phase concentration ratio, recovery ratio, total mass flux, and electric current efficiency was discussed.
较系统地研究了时间、电流密度、料液初始浓度等因素对葡聚糖-聚乙二醇-水体系中的苯丙氨酸上下相浓度比、萃取率、总传质量以及电流效率的影响。
The influences of time, current intensity, initial solute concentration on two-phase concentration ratio, recovery ratio, total mass flux, and electric current efficiency was discussed.
较系统地研究了时间、电流密度、料液初始浓度等因素对葡聚糖-聚乙二醇-水体系中的苯丙氨酸上下相浓度比、萃取率、总传质量以及电流效率的影响。
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