The influence of external magnetic field to the conductivity of electrical are plasma is investigated by means of half-analytics. 通过半解析分析研究了外磁场对电弧等离子体电导率的影响。
The results show that the parameters are listed in an effective order as below: magnetic conductivity of roll rim, coil turn's number, air gap width, electric current density and iron core width. 结果表明:影响磁场的因素按影响程度从大到小排列依次为:辊环磁导率、线圈匝数、磁头间距(气隙宽度)、电流密度、磁头宽度。
Influence of magnetic field on thermal conductivity of La_ ( 2-x) Sr_xCuO_4 single crystals 磁场对La(2-x)SrxCuO4单晶热导的影响研究
The influence factors are analyzed on the measurement such as pipe diameter, length of casing crack and thickness, excitation frequency of emitting coil, casing magnetic conductivity and emitting coil eccentricity, etc. it provids a theoretic foundation for the quantitative interpretation of casing inspection. 文中对井径、裂缝长度与厚度、发射探头激励频率、套管磁导率、探头偏心等因素对测量结果的影响作了理论分析,为套管缺陷检测提供了定量解释理论依据。
The static electric screen in the inner side of conductor with high conductivity and the static magnetic screen in the inner side of ferromagnetic medium with high magnetic conductivity are very similar in appearance, yet they are dramatically different in mature. 高电导率导体空腔的静电屏蔽与高磁导率的铁磁介质空腔的静磁屏蔽具有相似的外在表现,但有本质的区别。
Self-integral Rogowski current coil is used parallel sampling resistance in the out-port, and is selected the small magnetic conductivity copper or aluminum as the generatrix to be measured. 自积分式罗果夫斯基电流线圈是在输出端并联一的采样电阻,并选用磁导率小的铜或铝作为与线圈配合的待测母线。
The important parameters for the wave absorption effects are electromagnetic loss factor, complex dielectric constant, complex magnetic conductivity. 评价吸波效能的主要参数是损耗因子、复介电常数、复磁导率。
In this paper, based on an united model of s-d mixing effect and s-d exchange effect, we studied the influences of magnetic impurity effects on thermal conductivity by using green's function method in dilute magnetic alloy. 基于s-d混合效应和s-d交换效应的统一模型,利用格林函数方法,讨论了磁性杂质效应对稀磁合金中热导率的影响。
Recovery of High Magnetic Conductivity of Cold-Rolled Silicon Steel Sheet Through Eliminating Marginal Effect Caused by Punching 消除冲剪边缘效应恢复冷轧硅钢片的高导磁性能
The magnetic nano-granular films with iron or cobalt elements have a high electrical resistivity, a high intensity of saturated magnetic induction and a wide frequency of magnetic conductivity, thus it is a realistic material to make micro-magnetic instruments. 以Fe、Co为主体的磁性纳米颗粒膜具备高电阻率、高饱和磁感应强度及宽频带范围的高磁导率特性,是一种十分理想的微磁器件材料。
The New Recognizing of Magnetic Conductivity and Magnetic Field on Boundary 介质界面处的磁导率与磁场的新认识
The dependent curves of magnetostriction, added magnetic conductivity and other magnetic parameters on magnetic field were measured by using multiple parameter magnetic measurement system. 运用多参数磁测量系统测试了材料的磁致伸缩系数λ、磁感应强度B、动态磁致伸缩系数d33、增量磁导率μ33和磁机电耦合系数k33,研究了磁特性随磁场H的变化规律。
Design and Implement of Signal Generator in Magnetic Focused Conductivity Tomography System 磁聚焦电导率成像系统信号源与信号提取的实现
It is shown that the microstructures, alloying element distribution and magnetic conductivity of P tude remarkably differ from those of S tube. 结果表明,两种渗碳管的组织、合金元素分布及导磁性存在着显著差别。
From the magnetic hysteresis loop-line, we can know some other parameters such as saturated magnetizing strength, magnetic conductivity, etc. 用磁通计测量磁滞回线从而得到其他参数如饱和磁化强度、矫顽力以及磁导率等。
On-line measurement of the depth of white cast iron constitution of tappet bars by magnetic conductivity method combined with inductance displacement meter 磁导率法配合电感位移计在线检测挺杆白口深度值
In this paper, the structure, size and technical parameters were introduced and calculated by the methodology of magnetic conductivity and magnetic flux leakage. 文中介绍磁路结构及技术参数,用磁导法及漏磁系数法计算永磁铁磁路,并确定磁路结构的几何尺寸等。
On calculating the magnetic conductivity in magnets by dual-energy method 用双能量法计算磁系统中气隙的磁导
Based on the differences of density, magnetic and electric conductivity properties among the materials contained in WEEE, a cost-effective and environmentally friendly mechanical/ physical recycling system could be developed. WEEE组成材料在密度、铁磁性、导电性等物理性质方面的较大差异使采用环境友好的机械物理方法对其进行资源化再循环处理成为可能。
Further along, the influence of harmonic wave of magnetic conductivity of air gap and saturation of motor on wave pattern of wind electric current of micro-step driving was analyzed. 进而分析了气隙磁导谐波及电机饱和对微步驱动电流波形的影响。
The effect of the vacuum furnace degassing for material ′ s rate of magnetic conductivity 高温真空除气对材料磁导率的影响
Magnetic and conductivity measurements show the compound is a weak ferromagnetic material and a weak semiconductor. 铁磁性质及导电性质测定结果表明,该材料为弱铁磁体和弱的半导体材料。
The effect of magnetic field on the conductivity of Cu-Fe composites is smaller. 合金凝固过程中施加磁场对Cu-Fe复合材料导电率的影响不大。
A special magnetic rotary encoder was designed using non-magnetic materials with low magnetic conductivity, which realized the angular displacement detected for the permanent magnet synchronous submersible motor. 结合非磁性材料磁导率低的特性,设计了一种专用磁电式编码器结构,实现永磁同步潜油电机角位移检测。
The magnetic field effects in organic optoelectronic devices including current and light-emitting magnetic effect ( i.e., magnetic conductivity and magnetic-induced light-emitting effect), refers to the phenomenon of conduction current of the device or the luminous intensity changes in the magnetic field. 有机光电器件中的磁场效应包括电流和发光的磁效应(即磁电导和磁致发光效应),是指器件的传导电流或发光强度在磁场作用下发生改变的现象。
According to the theory given by Hikami, Larkin and Nagaoka that relation of magnetic conductivity with the varying of magnetic field under diffusion approximation, we fitting results of experiments and get spin-orbit scattering time and inelastic scattering times. 根据Hikami,Larkin和Nagaoka给出的扩散近似下的磁导率随磁场变化关系式,拟合实验结果得到电子自旋-轨道散射时间以及非弹性散射时间。
In the process of magnetic reconnection, the electrical conductivity of current sheet is a decisive factor and it have a great impact on the speed of magnetic reconnection. 在磁重联过程中,电流片内的电导率是至关重要的因素,磁重联发生的快慢受到它的制约和影响。
The effect of magnetic field on the conductivity has two parties which are electron scattering increased by the Lorentz force and electron scattering decreased by polarized spin. 磁场对导电性的影响有两个方面,分别是洛伦兹力增加电子散射和晶体自旋极化降低电子散射。
With the evolution of fatigue damage, magnetic property of ferromagnetic material has been varying that magnetic resistance increases and magnetic conductivity decreases near the damage zones. 疲劳损伤是一个从萌生到扩展不断累积、发展的过程,伴随着疲劳损伤的演化,材料的磁化特性不断发生改变,靠近疲劳损伤处的磁阻增加,磁导率下降。
When the forward bias voltage to the device, the magnetic conductance of the device is rising rapidly in the range of0to40mT; with the further increase of the magnetic field, the magnetic conductivity increased slowly, and gradually become saturated. 当给器件加上正向小偏压时,器件的磁电导在0-40mT范围内迅速上升;随着磁场的进一步增大,该磁电导增加缓慢,并逐渐趋于饱和。