磁场能

本方法提出了一种基于功率吸收原理的电磁阀驱动电路，能迅速实现电磁阀磁场能的加载和卸载，从而高效快速地实现了高速电磁阀的驱动与控制。

A circuitry of Electronic Drive Unit ( EDU ) based on power absorb principle used in high-speed solenoid valve is proposed . By promptly loading or unloading magnetic energy of solenoid valve , the circuitry can implement the drive and control of EDU efficiently and rapidly .

应用能量转换与守恒原理，分析了磁场对电流作用过程中的能量转换问题，论述了磁力劝、磁场能与电源提供能量的基本关系。

The article uses the law of conservation of energy to analyse the energy transformation in the course of magnetic field acting on electrie current . It discusses the work of magnet force and the basic relationship between magnetic energy and power supply .

磁场能抑制癌细胞的分裂和DNA倍性；

The DNA content of nuclei decreased which indicates that a magnetic field can block DNA replication and mitosis of cancer cells .

结论恒定均匀磁场能有效地抑制ISO致动物心肌损伤，对心肌有一定的保护作用。

Conclusion It is suggested that HSMF having enough energy may effectively restrain the exacerbation of myocardial injury by ISO and may have effect of myocardial protection .

在本实验条件下，三元基熔体中杂质元素和C元素的迁移规律是相近的，施加磁场能是使组织均匀度增加；但随着磁场强度增大，均匀度减弱。

In this experimental conditions , the migration of elements and C impurities in the ternary iron-based melt of elements are similar . The results show that magnetic field can increase uniformity ; with increasing of magnetic field strength the degree of uniformity decreases .

这一动物行为学结果暗示，时间不相干而空间相干的低强度ELF噪声磁场能长程抗拮大鼠对连续微波的负作用。

These behavioral results suggested that temporal incoherent but spatially coherent ELF magnetic field with lower intensity can mitigate the adverse response of rats to CW fields .

结果表明，外加间断磁场能控制铸型内液体金属的运动，改善铸坯的表面质量控制弯月面的运动，可使铸坯表面形成和间断频率fi相应的条纹。

It is found that the motion of the melt in the mold can be suppressed and the surface quality of the ingot can be improved by imposing intermittent magnetic field .

结论：脉冲磁场能抑制缺血再灌注神经细胞的凋亡和c-fos的表达，减轻细胞损伤，但其途径可能与Ca2+分布无关。

CONCLUSION : Pulse magnetic field can inhibit the cell apoptosis after cerebral ischemia reperfusion and c-fos expression , and alleviate cell damage , which may be not related with the distribution of Ca2 + .

工艺试验结果与模拟试验基本吻合，证明外加磁场能有效降低TIG焊接残余应力，为焊接残余应力与变形的研究开辟了新的途径。

Process test results and the simulation are consistent to prove that the magnetic field can effectively reduce the TIG welding residual stress , and opened up new method for the welding residual stress and deformation studies .

结论：50Hz，20mT极低频磁场能在体外诱导人肝癌细胞SK-HEP-1发生凋亡。

CONCLUSION : Apoptosis of human liver cancer cell SK-HEP-1 could be induced by 50 Hz , 20 mT magnetic field in vitro .

通过施加磁场能有效控制熔体的流动，从而进一步改善生长过程。

The melt flow can be controlled by applying ofa magnetic field .

磁场能大大缩短废水分离时间。

Magnetic field can shorten the period of sedimentation greatly .

通电线性电感线圈中的磁场能

The Energy of Magnetic Field in Linear Inductance Coil which Have been Energized

结论：脉冲磁场能改善患者血液流变学的特性。

The pulsed magnetic field can improve the status of hemorheology property of blood .

证明了摇摆器磁场能提高电子束聚焦性能。

It proves that wiggler field can improve the focusing quality of beam greatly .

结论：低频交变磁场能增强机体的细胞免疫功能。

Conclusion : Low frequency time-varying magnetic field can promote cellular immunity function in mice .

磁场能引起化学变化

Magnetic Field Can Cause Chemical Change

磁场能提高细胞免疫功能，加强淋巴细胞、浆细胞反应。

The magnetic field enhanced the cellular immune ability and the reaction of lymphocytes and plasma .

发现振动磁场能显著减少集中缩孔的侵入深度。

It is found that the vibrating electromagnetic field can obviously reduce the depth of shrink hole .

同时磁场能增强阳离子的极性和阴离子的变形能力，使杂质离子的影响增强。

The effects of ions were increased by MF for MF strengthened the polarity and deformation capacity of ions .

结论旋转磁场能提高烫伤小鼠血清白蛋白，增强Me-M系统的吞噬功能；

Conclusion Rotating magnetic field can raise serum albumin contents and enhance the engulfing function fo Mc-M system in scald mice ;

同时，交流磁场能有效抑制这3种溶质元素的宏观偏析，在交流磁场作用下，试样的偏析率明显减小。

Furthermore , AC magnetic field can effectively reduce the macro-segregation of the solute elements and the segregation ratio was reduced evidently .

同时，磁场能减小切削振动，还能提高细长杆零件的加工几何精度。

It is discovered that an important reason that magnetic field reduces tool wear is that magnetic field can reduce the vibration in cutting process .

然而若超导（无电阻），磁场能就会持久不变地储存，实际上是无限期的，直到需要时为止。

However , if the wire is superconducting ( resistance-free ), then energy can be stored in a persistent mode , virtually indefinitely , until required .

在恒流条件下，磁场能降低槽电压，提高电流效率，降低能耗。

When the current was constant , the introduction of magnetic field reduced the voltage , and increased current efficiency , thus the energy consumption reduced .

如果只考虑磁扰动的贡献，不同值的振动模的频率变化仅只是涨落磁场能谱的函数。

For the magnetic perturbation contribution , we obtain the frequency shift of modes with different degree as a function of the spectrum of fluctuating magnetic field .

结果表明，全幅一段水平磁场能有效地改变结晶器内的流场分布，并在该区域的下部呈现活塞状态；

It shows that LMF can modify the distribution of flow feild effectively , make the flow under EMBR region plug-like and get more inclusions floating up .

本文讨论线性电感线圈通过直流电流和交流电流时，线圈中所贮存的磁场能。

In this study We discussed when dc and ac is to be separately pass through linear inductance coil , what energy of magnetic field is storage in it .

磁场能有效提高针状焦的有序度，改善其针形纤维组织形貌，并且随着磁场强度的增加，针状焦有序性呈递增趋势。

The effect of magnetic field on the preparation of needle coke was positive , which could effectively improve the ordered degree of needle coke and its pattern of fibrous tissue . And the degree of order was increasing with increased magnetic induction .

发现外加磁场能诱导碳纳米管阵列生长，同时影响其微结构：促使石墨层沿碳纳米管轴心方向排列，并提高了石墨化结晶。

It is found that magnetic field can not only induce the array growth of carbon nanotubes , but also affects the micro-structure : to promote the direction of the graphite layer arranged along the nanotube axis , and improve the crystallization of graphite .