电源变压器

开关电源变压器磁芯磁场与漏磁场的3D仿真研究

Three-Dimensional Simulation of the Magnetic Field and Leakage Magnetic Field in Switching Mode Power Supply Transformer

脉冲CO2激光器谐振开关电源变压器的设计

Design of the Transformer of Resonant Switching Mode Power Supply in Pulse CO_2 Laser

基于ANSYS的开关电源变压器热模拟研究

Thermal Simulation of Switching Mode Power Supply Transformer With ANSYS

利用有限元软件ANSYS建立了一种开关电源变压器的三维模型，并对该模型的磁场与漏磁场分布进行了分析。

A three-dimensional of switching mode power supply transformer was built with ANSYS , and the distribution of magnetic field and leakage magnetic field of the model was calculated with the software .

首先本文分析了谐振式开关电源变压器所处的工作状态，比较了不同矩形比磁心材料在该工作状态下磁通密度Bm的工作范围，为高频变压器磁心材料的选取提供了指导原则。

First , the working state of resonant CCPS transformer is analyzed , and a guiding principle of core material selection is provided , which is based on the comparing material magnetic flux density working range with different rectangular ratio in this state .

市电频率Hum，主要原因包括灯丝线路走线导致的不平衡；供给灯丝的电源变压器（缺陷）导致电源杂波耦合进入信号通道，等等。

Line frequency hum , primarily induced by imbalance in the filament circuit wiring , the transformer used to power the filament , coupling into the signal leads , etc.

作者将E型电源变压器的最优设计归结为非线性多目标规划有约束优化模型，提出了与此相适应的结构设计方案、计算公式和字典序分阶段换目标可变多面体调优法。

This paper proposes a nonlinear restrained multiple objective program optimization model to solve the problem of optimization design for E type power transformer . It also puts forward the appropriate procedures and formulae of structure design , and the lexicographic multiple objective variable polyhedron optimization by phases .

用12V干电池取代外置电源变压器供电从而不受市电供电的影响。

The12V dry cell is used to replace an external power transformer for power supply , which can not be affected by commercial power supply .

CH8700程控直流电子负载系列可广泛运用于电源变压器，充电器，开关电源，蓄电池等行业的在线测试与实验室等试验领域。

CH8700 program DC electronic load series can be widely applied in on-line test and lab of power transformer , charger , switch power , storage battery industries .

逆变电源变压器的特殊问题分析及其设计

Analysis of Special Problems of Inverter Transformer and Inverter Transformer Design

尤其适用于开关电源变压器、波器。

Particularly suitable for Power Transformers and Filters at low frequencies .

逆变电源变压器容易出现直流偏磁问题。

Inverter power supply transformer easily make problem of DC magnetic-bias .

电源变压器效率的实验测定

Measure the Efficiency of a Power Supply 'S Transformer in Experimentation

一种反激式开关电源变压器改进设计方法研究

Study on an Improved Design Method of Flyback Switching Power Transformer

电源变压器负载误差变电站变压器负荷平衡和负荷监测

Burden error of PT Substation transformer load balancing and load monitoring

电源变压器负载误差电流互感器的误差及二次允许负载的计算方法

Error of Current Transformer & Calculation Method of Secondary Permissible Load

太阳能并网逆变电源变压器直流偏磁的抑制

Restraining of DC Bias Transformer Magnetization in Solar Energy Grid Inverter

消除电源变压器噪声的途径

The Ways To Eliminate The Noise From Working Power Transformer

电视接收机中的可控硅行扫描电路及实现无电源变压器供电的方法

SCR TV Horizontal Deflection Circuit and Power Supply System without Power Transformer

高压开关电源变压器设计及其噪声干扰的抑制

Design of switching supply transformer and noisy restraining of it

彩电开关电源变压器检测方法及标准

Testing Methods and Standards of Colour TV Switching Power Transformers

彩电开关电源变压器测试仪

Color TV Switched - mode Power Supply Converter Measurement Instrument

小功率电源变压器温升测试负载

Loading Setup in Temperature Rise Test of Small Power Transformers

（电流互感器的）内负载电源变压器负载误差

Internal burden ( of a current transformer ) burden error of PT

开关电源变压器及其磁芯的发展

Development in Transformers and Cores for Switching Power Supply

逆变电源变压器抗直流偏磁的研究

A Study of DC-Resistance Magnetic Biasing of Inverter Transformer

高频开关电源变压器设计原理

The Design of a High Frequency Switching Supply Transformer

大功率高频开关电源变压器的优化设计

Optimum Design of High-Power High-Frequency Switching Power Supply Transformer

GB/T15290-1994电子设备用电源变压器和滤波扼流圈总技术条件

Generic specification of power supply-transformers and filter chokes for use in electronic equipment

400Hz/3KVA电源变压器铁基非晶态合金

Fe-based Amorphous Alloy for 400Hz / 3KVA Power Transformer