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1·A new method is introduced for judging harmonic transformer core saturation instability.

提出了一种判断铁心饱和型谐波不稳定的新方法。

2·The temperature field in a power transformer core is a typical fluid-structure interaction coupled field.

变压器铁芯温度场是比较典型的流体-构件耦合场。

3·The properties and selection of the zero-phase sequence current transformer core and tripper for GFCI are in detail described.

详细叙述了漏电开关零序电流互感器及其铁芯，脱扣器的工作特性、材料选用。

4·The characteristics of transformer core multiple grounding fault are analysed, the diagnosis and treatment methods are introduced.

文章介绍变压器铁芯多点接地故障的诊断和处理方法。

5·The machine directly winds the primary coil on the rectangular enclosed voltage transformer core, which is originated by our institute.

该机可在矩形封闭的电压互感器铁芯上直接绕制一次线圈，为我所之首创。

6·Production of energy saving, environmental protection, high-quality, high-performance transformer core is the responsibility of all the Futenma.

生产节能、环保、优质的高性能变压器铁心是所有普天人的责任。

7·The PD reasons brought about in the transformer core are discussed. The measures of controlling foreign metal matter in the core processing are presented.

概述了变压器铁心产生局放的原因，并提出了铁心制造过程中控制金属异物产生的措施。

8·The device to check if there are multi-grounding locations in transformer core and to check the grounding circuit of core and clamping pieces are introduced.

介绍变压器铁芯和夹件接地回路及变压器铁心多点接地检测装置。

9·Since the DC current on each side is the same, the effective DC in the transformer core is cancelled, so there is no need to provide for a large DC component.

因为两臂的直流电路相等而方向相反，所以在变压器铁心中有效直流磁通是互相抵消的，所以不再需要巨大的直流元件。

10·So the transformer core material is required to be the one with properties of low losses at high frequency, high dynamic permeability, high saturation induction and low remanence.

要求变压器铁芯具有低的高频损耗，高动态磁导率，高饱和磁感应强度和低的剩磁比。