lorentz force meaning in English
罗伦兹力
洛兰兹力
洛伦兹力
洛仑兹力
Examples
- As a new type of ship propulsion , ac magnetohydrodynamic ( mhd ) propulsion apply alternating magnetic field through seawater , then a lorentz force will act to move the seawater and thus drive the ship to move
磁流体( mhd )推进是一种新型的船舶推进方式。它利用海水中电流和磁场间的相互作用力使海水运动，其反作用力为推力，推进船舶运动。 - Many planets ( for example , ganymede , mercury , the earth , jupiter and saturn ) and stars ( for example , the sun ) possess intrinsic magnetic fields . the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists . this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars . it is the fluid motions , usually driven by thermal convection , that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars . in planets , the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation , magnetic fields and spherical geometry . the key dynamics involves the interaction between the coriolis and lorentz forces . in the sun , it is the solar tachocline , a thin shear flow layer located at the base of the convection envelope , that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle . some results of a new nonlinear three - dimensional solar dynamo model are also presented
许多行星(如木卫三,水星,地球,木星和土星)和恒星(如太阳)具有内部磁场.对这些磁场的存在和变化的解释对行星科学家和天体物理学家是一个巨大的挑战.本文试图总结行星和恒星的导电流体内部磁流体力学研究的新近发展和困难.一般由热对流驱动的流动通过磁流体力学过程产生并维持在行星和恒星中的磁场.在行星中磁流体力学过程强烈地受到转动,磁场和球几何位型的综合影响.其动力学的关键方面涉及科里奥利力和洛伦兹力间的相互作用.在太阳中其流线,即处于对流层的薄的剪切流层在太阳的磁流体力学过程中扮演了一个基本的角色,并由之产生了11年的太阳黑子周期.本文也给出了一个新的非线性三维太阳发电机模型 - This paper makes a further analysis of the traditional opinion about ampere force that is the macroscopic showing of lorentz force , and it demonstrates that microscopic nature of ampere force is composition of electric field forces applied by hall electric field which is caused by lorentz forces for the positive ions at the crystal lattice of the conductor in magnetic field
摘要对安培力是洛伦兹力的宏观表现的传统说法进行了深入剖析，指明了安培力微观本质是由于洛伦兹力而引起的霍尔电场对磁场中载流导体的晶格正离子施加的电场力的合力。 - In this application , the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay . in this paper , we make an intensive study of the process of de - orbiting using electro - dynamic tether system . the concrete work includes : firstly , i have studied the basic principle of how to generate the electro - dynamic drag , modeled via accuracy geomagnetism , made a concrete analysis of the de - orbiting duration , the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models , set up a counterbalance between electro - dynamic torque and gravity gradient torque , emulate the de - orbiting process of spacecraft , and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models
本文对基于电动力缆绳的航天器离轨过程进行了深入研究,具体工作如下:首先,本文研究了电动力缆绳产生电动力拉力的基本原理,建立了精确地磁场模型;分别在偶极子模型和精确地磁场模型作用下,对电动力拉力的大小、方向、离轨时间及电动力缆绳倾角的大小进行了计算分析;建立了电动力力矩与缆绳系统重力梯度力矩的平衡关系;分析了电动力力矩为系统提供能量的原理;最后分别在偶极子地磁场模型和精确地磁场模型作用下,对受电动力缆绳作用的航天器的离轨过程进行仿真,分析了在不同精度地磁场模型下,航天器离轨过程中各轨道参数的变化情况,并比较了不同模型对离轨时间的影响。 - For obtaining the numeral solutions of round elastic plates in axisymmetrical deformation with varying - thickness in nonlinear deformation in the unsteady electromagnetic field and mechanical field , by establishing the equations of motion , the equations of distortion , the equations of lorentz force , the equations of electronic dynamic mechenical , and adopting iterative method , we gained the nonlinear magneto - elastic calculation method and outcome of current - carrying shell , and gained the influencing degree toward mechanical parameter of varying thickness round ferreous plates in the electromagnetic field and mechanical field
摘要为了获得内边界固定的环形导电薄板在均布力与横向磁场作用下的变形问题的数值解，通过建立运动方程、变形方程、电动力学方程和洛仑兹力方程，运用迭代法得出了载流板壳的非线性磁弹性的计算方法和结果，以及机械场、电磁场对铁质变厚度圆板各力学参量的影响程度。