• The water content in insulating paper in transformer is the one of factor that affects transformer life, which has obvious negative influence for the ageing of transformer.

    变压器绝缘纸中的含水量影响变压器寿命因素之一变压器老化有着明显负面影响

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  • Because the impedance fault location method is easily influenced by the factor such as fault resistance, transformer error and asymmetrical line configuration, the fault location accuracy is lower.

    由于阻抗过渡电阻互感器误差线路结构不对称因素影响,所以测距精度高。

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  • And the transformer can carried out the analysis and calculation of harmonic, phase discrimination, power factor, active and reactive power together with PC.

    互感器PC机配合完成电力系统谐波分析相、功率因数有功、无功率的分析计算

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  • The excitation characteristic of secondary winding of current transformer is the key factor to transformer performance and the quality of secondary winding directly influences that of the quality.

    电流互感器绕组励磁特性决定互感器性能重要因素,二次绕组品质好坏直接关系到成品的质量。

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  • The precondition of constructing single-stage high power factor high power supply based on flyback topology is that the release rule of transformer energy-storage is clear.

    构造基于反激拓扑单级功率因数的大功率电源前提弄清变压器储能释放规律

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  • Distribution transformer adds power factor correction capacitor in the secondary side to collect compensate, so as to advance power factor and augment the load capacity of transformer.

    配电变压器增设移相电容器进行集中补偿提高功率因数增大了变压器负载能力

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  • On basis of LR circuit transition process analysis, the paper describes measuring method of zero time factor for transformer wire-wound resistor with specific exciting supply.

    本文分析LR电路过渡过程基础上,讨论特定激励源实现变压器绕组电阻时间常数测量方法

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  • It has evident effect on low power factor working of motor, decreasing line loss and improving load ability of transformer.

    实行电动机无功就地补偿,改变电动机功率因数运行减少线路损耗提高变压器带能力明显效果

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  • In the no-load test of transformer, because of the low power factor and non-sinusoid current waveform, the high precision measurement is difficult.

    变压器空载试验由于功率因数,空载电流不是正弦信号,高精度测量其有功功率具有一定难度

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  • The transient performance of small power protective current transformer(CT) is described, the improved method of transient performance is analyzed and the transient dimensioning factor is discussed.

    阐述了保护用功率电流互感器特性分析了暂态特性改进方法讨论了暂态面积系数

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  • It concludes that reactive compensation can increase power factor. Economical transformer operation can decrease energy loss. Power demand control can shed maximum peak load and lower productive cost.

    无功补偿可以提高功率因数变压器经济运行可以最大限度地降低变压器的电能损耗需量控制能够降低企业最大峰值负荷降低生产成本

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  • In this paper, the measures of raising power factor for motor and transformer are introduced and the problem of compensation of power factor is analysed.

    介绍了提高电动机变压器功率因数具体措施,对功率因数补偿问题进行了分析。

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  • The framework of transformer state evaluation is configurated based on fuzzy comprehensive evaluation because of its advantage of giving judgement on multi-factor object.

    鉴于模糊综合评判能够多因素事物作出综合评判,运用模糊综合评判构成了变压器状态评估框架

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  • Consequently, the additional harmonic loss of rectifier transformer is reduced, the power factor is enhanced and the power quality is improved.

    同时整流变压器附加谐波损耗得到了有效降低功率因数得到提高,改善了系统电能质量

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  • The transformer in this converter needs no magnetic flux reset coil and has high utilization factor of the magnetic core.

    变换器中的变压器无需复位绕组,而且铁芯利用率较高

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  • The Lower the External Characteristic of the Iron-core Transformer, the Lower the Power Factor of the Inductive Load?

    感性负载功率因数铁芯变压器特性下降吗?。

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  • The Lower the External Characteristic of the Iron-core Transformer, the Lower the Power Factor of the Inductive Load?

    感性负载功率因数铁芯变压器特性下降吗?。

    youdao

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