magnetic bias
英 [mæɡˈnetɪk ˈbaɪəs]
美 [mæɡˈnetɪk ˈbaɪəs]
网络 偏置磁场; 磁偏置; 磁偏
双语例句
- Optimized Grounding Resistance Configuration against DC Magnetic Bias of Large Capacity Power Transformer
用于抑制大型电力变压器直流偏磁的接地电阻优化配置 - The DSP realizes functions of sampling, PI regulation, communication and so on to digitally control the excitation current of arc-suppression coil with magnetic bias.
DSP主要完成采样、PI调节和通信等，实现偏磁式消弧线圈励磁电流的数字控制。 - This article has analyzed the reason causing the magnetic bias in the high frequency transformer of the full bridge inverter, and introduced a practical suppression circuit.
分析了全桥式逆变器中高频变压器直流偏磁产生的原因，介绍了一种防止触发脉冲电压不对称，抑制直流偏磁的实用电路。 - A new structure of arc-suppression coil with magnetic bias and its control method is presented.
提出了一种新结构的偏磁式消弧线圈及其控制方法。 - DC magnetic bias restraining measures and site selection for ground electrodes;
直流偏磁抑制措施和接地极选址； - From the experiments of different prestresses without magnetic bias and different magnetic biases without prestress, it was deduced that the actuator output can be improved significantly by appropriate prestress and magnetic bias.
零偏置磁场驱动下不同预应力对致动器位移输出影响的实验和零预应力下两种偏置磁场对致动器输出性能的比较实验，验证了合理选择预应力和偏置磁场可有效地改善致动器性能的论点。 - The test results show that the full range soft switching and the functions of auto correction and current limiting are realized for the inverter, solving the problem of magnetic bias of the power transformer.
测试结果表明，该逆变器能够实现全范围软开关，并且具有良好的限流和自校正能力，可有效地解决功率变压器的偏磁问题。 - Research on Transformer Magnetic Bias and Eliminating Method in Push-Pull PWM Converter
推挽电路中变压器偏磁机理及抑制方法的研究 - The proposed method is verified by the data from Southern China Power Grid, the verification results show that all neutral currents are limited within the specified value, thus the DC magnetic bias of power transformer is avoided.
最后用南方电网的数据对该方法进行了验证，结果表明中性点电流被限制在限值以内，从而避免了直流偏磁的发生。 - The fully digital control system of the arc-suppression coil with magnetic bias is studied in this theis.
本文所研究的内容是偏磁式消弧线圈的全数字化控制系统。 - Featured in the paper is a systematic study of a resonance earth system with magnetic bias and its protection.
在系统地研究了偏磁式谐振接地及保护系统的基础上。 - The self-regulating protection circuit of full bridge inverter anti-single directional magnetic bias is given in this paper.
本文提出了全桥式逆变电路抗单向偏磁自动调节保护电路。 - The Fully Digital Control System of the Arc-Suppression Coil with Magnetic Bias
偏磁式消弧线圈的全数字化控制系统研究 - Experiment and Research of the Influence of Direct-current Magnetic Bias on Transformer
直流偏磁对变压器影响的研究 - Study of the High Frequency Transformer Magnetic Bias in the Inverter
逆变器中高频变压器偏磁的研究 - Based on the analysis of the magnetic bias of output transformer in SPWM full-bridge inverter, a scheme of fully digitized controller based on DSP is proposed in this paper.
针对SPWM全桥逆变电源输出变压器直流偏磁问题，详细分析了直流偏磁对逆变电源的影响，并提出了一种基于DSP的全数字化控制方案。 - Study of Transformer Magnetic Bias and Eliminating Method in Full-Bridge Soft Switching PWM Converter
全桥软开关PWM变换器中变压器偏磁机理及抑制方法的研究 - The analysis and control of magnetic bias for SPWM inverter transformer
SPWM中频电源输出变压器偏磁分析与控制 - The mechanism of magnetic bias is analyzed and the suppression method is explained.
分析了变换器产生偏磁的机理，并给出了抑制偏磁的方法。 - Besides that, the simulation is set up by MATLAB/ SIMULINK to test the experiment device in the effects of the harmonic treatment and DC magnetic bias compensation.
利用MATLAB/SIMULINK进行了仿真，验证该实验装置在谐波治理和直流偏磁补偿方面的效果。 - We can realize synthetically optimal control of line selection and compensation to capacitive current in single-phase fault, by a new control method which organically combines line selection based on zero order current changing and automatic tuning of new the arc-suppression coil with magnetic bias.
将零序电流变量法选线和新型偏磁式消弧线圈自动调谐有机结合，实现小电流接地电网单相接地选线和接地电流补偿的综合最优控制。 - The phenomenon of DC bias is caused by the electric potential difference between the earthing neutrals of transformer. The influence of DC magnetic bias on transformer is concerned by the designers, producers and users.
直流偏磁现象是由于电力系统中变压器接地中性点间存在直流电位差而产生的，变压器设计、制造和使用部门都非常关心直流偏磁对大型电力变压器运行性能的影响。 - The hardware and software design of control system of new arc-suppression coil with magnetic bias is achieved. According to practical needs of the control system, design and development of graphic interface is realized.
本文采用双机调节控制模式，在此基础上，对新型偏磁式消弧线圈控制系统进行了硬件和软件设计，并结合控制系统的需要，完成图形界面的设计和开发。 - In the actual project the flexible application of appropriate suppression methods with new-type converter transformer and inductive filter device can achieve effectively to suppresses DC magnetic bias.
在工程中灵活应用合适的抑制方法，结合新型换流变压器可以达到有效的抑制直流偏磁影响的目的。 - According to the analysis results, the permission criteria of transformer DC magnetic bias is discussed and supplies reference for engineering practice and theoretical research.
最终通过以上结果的分析初步探讨了本文所计算的变压器允许直流偏磁的准则，为工程实践和进一步的理论研究提供了参考。 - The phenomenon of DC magnetic bias analysis and electromagnetic field calculating are combined in this paper and the running performance is simulated with different magnetic bias DC. Firstly, the reasons of DC magnetic bias on transformer are studied.
本文将直流偏磁现象与电磁场计算有机地结合在一起，对变压器在不同直流偏磁下的运行性能做了仿真和分析。首先，本文介绍了产生变压器直流偏磁的原因。 - Because the biasing current in the active magnetic bearing is substituted for a magnet in the permanent magnet biased magnetic bearing to produce magnetic bias, the power consumption of the permanent magnet biased magnetic bearing is decreased.
永磁偏置磁悬浮轴承采用永磁体产生的偏置磁场替代主动式磁悬浮轴承中的偏置电流，从而减小了磁悬浮轴承的功率消耗。 - And test program is given.4.Monitor the influence subject to DC magnetic bias on the Transformers caused by weather conditions of much direct current transmission areas and coastal areas, to avoid the generation of Transformer vibration Fault and the further deterioration of the situation.
建立针对直流输电比较多的区域以及沿海地区受气象条件影响下产生的直流偏磁对变压器的影响并对此进行监测，避免变压器振动故障的产生以及进一步情况的恶化。 - The converter transformer that High-voltage DC ( HVDC) transmission system adopted in is three-phase transformer group, its response to the DC magnetic bias is very sensitive.
高压直流（HVDC）输电系统中所采用的换流变压器是三相变压器组，其对直流偏磁十分的反应十分灵敏。