查询词典 density of magnetic flux

Calculations and experiments are carried out on both magnetic flux density and eddy current loss of the non-magnetic steel plate and of the coil in this model.

对该模型低磁钢板及线圈的磁通密度和涡流损耗进行了试验与计算分析，得到了一些有价值的试验和分析结果，为磁场计算和三维涡流损耗分析方法提供了验证手段。

The designs of the gap and the orifice vane MRF dampers for the vehicle are introduced. According to one of the primary gappy one s deficiencies compared with the orifice one that the magnetic flux density in the gap isn t strong enough,the design of three phases vane MRF damper with tangent magnetic core is proposed.

介绍了车用缝隙式阻尼型和孔式阻尼型叶片MRF减振器的磁路设计方案，并针对缝隙式阻尼型相对于孔式阻尼型间隙处磁感应强度小的不足，提出了采取切向放置铁芯的三阶段叶片式MRF减振器的设计。

The electromagnetic pressure produced by the counteract of magnetic field in coil and the eddy current in liquid metal is ma inly determined by the magnetic flux density on the surface and its dissipation in the liquid metal.

在分析液态金属电磁成形理论模型的基础上确认：作用在液态金属表面的电磁压力和加热密度主要取决于其表面上磁场的大小以及磁场在液态金属中的分布规律。

Stronger magnetic flux density could be obtained when imposing intermediate frequency magnetic field and the shape of melt surface rises higher when frequency of magnetic is 2.5kHz than 30kHz.

施加相同电源功率情况下感应器内通入中频电流时可以获得更大的磁感应强度。

Using ANSYS magnetic field finite element analysis module,distributions of magnetic line of force and magnetic flux density of the magnetorheological fluid clutch are analyzed.

利用ANSYS磁场有限元分析模块分析了磁流变液离合器的磁力线与磁通密度的分布，同时对离合器外壳材料的选用和外壳形式对磁通密度大小及分布的影响进行了分析，分析结果可为同类产品的设计提供参考。

With the increase amount of power, the magnetic flux density in the mold and the soft contact effects of high frequency magnetic field all increased.

随着电源功率的提高，电磁结晶器内高频磁场的磁感应强度增大，高频磁场的软接触作用效果增强。

In this paper,the magnetic suspension applied characteristics of Rare earth Permanent magnet material in the vibration isolating system are studied,and the method with which spatial flux density and magnetic force is calculated quantitatively is presented.

对稀土永磁材料在隔振系统的磁悬浮应用特性作了研究，给出了永磁系统空间磁密及磁力定量计算的方法，设计了一种新型磁悬浮式隔振装置，在运用试验及应用人工神经网络的方法对其良好悬浮特性和非线性刚度特性进行了综合分析的基础上，引入实验修正系数完善了理论模型，为磁悬浮隔振器的设计提供了理论依

And 0.4～0.6 respectively for the induction coil with round crosssection and rectangular cross-section; The magnetic flux density of coil made with round pipe was nonuniform, especially near the inner wall of coil turns that caused a fluctuation of electromagnetic pressure on the surface of liquid metal and had a bad effect for forming a sample with uniform cross-section and smooth surface; The system of screen and restraint magnetic field not only had an efficient effect on restraining the electromagnetic stirring and stablizing meniscus, also caused the conecial periphery of melt to be vertical; The position of top and S/L interface of melt had a direct effect on the meniscus shape. The meniscus profile varied from cone-shaped through column to cucurbituceous shape with the increase of top height or decrease of S/L interface.

对圆形截面、矩形截面感应圈来说D/H分别取0.7～1.1，0.4～0.6较为理想；对多匝感应圈来说，在匝间处存在漏磁，易引起熔体表面起伏不平，这种现象在用圆铜管绕制的感应圈中较为明显；屏蔽—抑流系统的加入可以消除电磁搅拌，使熔体稳定性增强，同时可使形态呈锥形的熔体侧面变得垂直成为理想形态；熔体上液面、固/液界面的选位直接影响成型形态，上液面升高，熔体形态经历锥形→柱形→葫芦形的转化，固/液界面下降则经历锥形→葫芦形的转变。

Main features:- Hole spacing 2.25mm-operating voltage: 4.5 V to 24 V-switching offset compensation at 62Hz under - over-voltage Protection - VDD-pin Reverse voltage protection - Short circuit protection open-drain output is hot off - working magnetic field range: DC to 10kHz-output goes low with magnetic south pole contacts marked on the package side, while the higher magnetic flux density and area of S1, As S2-all temperature and supply voltage range magnetic parameters on-chip temperature compensation circuitry of the minimum drift - EMC meet DIN40839.

主要特点：–霍尔片间距2.25mm–工作电压： 4.5 V 至 24 V–开关偏移补偿在62Hz下–过电压保护– VDD-pin反向电压保护–短路保护漏极开路输出被热关断–工作磁场范围：直流到10kHz–输出变低用磁场南极接触封装上有标记边，而更高磁通量密度面积S1，如同S2–全温度和供电电压范围下磁参数的片上温度补偿电路的最小漂移– EMC适应DIN40839。

Combination with the practice of domestic aluminium production industry, the 3—D current distribution, magnetic flux density, electro—magnetic force, melt flow velocity field of three diffrent cells, that is, 80KA Soderberg cell with vertical stub, 155KA prebake cell, 160KA prebake cell were computed and the related computer—simulated pictures were drawn by use of the softwares we made.

本文利用电流分布、磁场、电磁力场和流场的计算软件，结合我国生产实际计算了80KA上插自焙槽，155KA预焙槽，160KA预焙槽三种不同槽子的三维电流分布，槽内磁感应强度，熔体中电磁力场，熔体流速场，绘制了相应的计算机仿真图，为了增加计算软件的可靠性、用铁棒法测定了80KA上插自焙槽，155KA预焙槽的铝液流速，测定值与计算值符合较好。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。