起始磁导率

同时，等温退火处理对各样品相对起始磁导率的影响比改变Cr元素含量x要大得多。

At the same time , the effect of isothermal annealed treatment on the relative initial permeability is much greater than the effect of various contents of Cr element .

α－Fe（Si）相和残余非晶相结构对合金的起始磁导率均有影响。

Both α - Fe ( Si ) phase and the residual amorphous phase may affect the initial permeability of nanocrystalline Fe_ ( 73.5 ) Cu_1Mo_3Si_ ( 13.5 ) B_9 alloy .

发现材料实现低烧的同时也有效地克服了烧结过程中的Li挥发，用Zn和Co部分地替代Li可有效地提高材料的起始磁导率和截止频率。

It was found that the volatilization of Li in the sintering process was diminished by lowering sintering temperature , and substitution of Li by Zn can increase initial magnetic permeability and by Co can increase cut off frequency .

研究了原材料中Fe2+含量对Mn-Zn铁氧体材料的电阻率ρ、功耗PL、居里温度TC、起始磁导率μi等性能的影响。

The magnetic properties of Mn-Zn ferrite such as initial permeability , saturation magnetization , Curie temperature , resistivity and power loss are affected greatly by Fe2 + content in the raw materials .

少量P2O5掺杂可使铁氧体晶粒尺寸增大，均匀性改善，起始磁导率提高。

We can concluded that a small quantity of P_2O_5 addition could increased the diameter of crystalline grains , improved uniformity and initial permeability .

与对高起始磁导率态所得的结果比较表明，导致低Br态的横向场退火使过剩损耗明显降低，从而明显地降低了总损耗。

By comparison with the results obtained for high initial permeability state , the annealing in a transverse field leading to low B r state substantially reduces the excess loss , thus resulting in the obvious decrease in the total loss .

经旋转磁场退火热处理后，膜的起始磁导率一直到10MHz都可在3000以上，表现出良好的频率特性。

After annealing in a rotating field , the initial permeability of films is not less than 3000 , at the field up to 10 MHz , and they show a good frequency response !

铁基纳米晶软磁合金起始磁导率的研究

Study on Initial Permeability of Fe-Based Nanocrystalline Soft Magnetic Alloy

烧结温度对锰锌铁氧体的起始磁导率有重要影响。

And sintering temperature has an important effect on the initial permeability of Mn-Zn ferrites .

铁耗少的恒导磁率铁镍钴合金新型的高起始磁导率低矫顽力低铁损铁基非晶态合金

New Fe-Based Amorphous Alloys with High Initial Permeability , Low Coercivity and Low Core Loss

但掺杂过量时，晶粒中气孔率增加，起始磁导率下降，损耗也大为增加。

When excessive MoO - 3 added , porosity and core losses increased , the initial permeability decreased .

同时由于Ca2+与Si4+共同形成高电阻的晶界层，能够改善材料的起始磁导率的频率特性。

Grain boundary layer of high resistance formed by Ca 2 + and Si 4 + could promote initial permeability frequency characteristics .

发现随着冷却速度的加快，可获得更好微观结构、更高起始磁导率、更低损耗、更高烧结密度之低温共烧材料。

The result indicated that better microstructure , higher initial permeability , lower loss and higher density can be obtained for higher quenching speed .

新合金的直流起始磁导率和矫顽力水平分别为7.8×10~4和0.8Am~（-1）。

The new alloy possesses higher d. c. relative initial permeability of 7.8 × 10 ~ 4 and Lower coercivity of 0.8Am ~ ( - 1 ) .

研究了高起始磁导率（6000～20000）铁氧体和由该磁芯制成的变压器的电感频率依赖关系。

The research of the high initial permeability ( 6000 ~ 20000 ) ferrite and the frequency dependence of inductance of the ferrite transformer made by high permeability ferrite core are presented .

结果表明：制备的最佳工艺为铜轮转速50m/s，感应线圈功率为35kW，在真空氩气（0.05MPa）保护下，起始磁导率的实部随频率的增大而减小，虚部先减小后增大。

It is found that the best technology is speed 50 m / s , power 35 kW , protected by 0.05 MPa Ar atmosphere . With the increase in frequency , the real part of initial permeability decreases while the virtual part decreases before increasing .