Isolation transformer with interference effect, through the Y/ △ wiring isolation can prevent the transmission part of the harmonic. 隔离变压器具有抗干扰作用,通过Y/△接线隔离后能够阻止一部分的谐波传输。
Due to isolation transformer not as standard product configured in UPS, it has to be purchased separately as per actual need during selection of UPS. 摘要隔离变压器在UPS中不作为标准配置产品,所以在UPS选购时,须根据实际的需求额外提出。
A manufacturer will often require that an isolation transformer be connected in front of their equipment, and that their equipment be connected to a separate, isolated ground. 他们经常要求在他们的设备前连接一个隔离的变压器,他们的设备要连接到一个独立、隔离的接地点。
The isolation for a giant super-high-voltage transformer is a paramountly important problem in the power system. 大型超高压变压器的绝缘问题是电力系统中的重大课题。
ZVS is realized by adding a proper leakage inductance to secondary of the high frequency isolation transformer. 通过在高频变压器的次级增加一个谐振电感并配合开关管PWM控制,实现了主开关元件零电压开通。
Contactless Power Transfer System Using Isolation Transformer 可分离变压器实现的非接触电能传输系统研究
The measurement of dielectric loss and volume resistivity is effective preventive tests to judge insulating oil isolation status of polluted and aging, and it's important method of ensuring the safe operation of transformer and oil-filled circuit breaker, etc. 绝缘油的介质损耗因数、体积电阻率测量,是判断绝缘油的劣化与污染程度的有效预防性试验,是保障变压器、油断路器等充油电力设备安全运行的重要手段。
This design scheme adopts high frequency transformer inverter power system structure with DC-link in middle. It consists of high frequency inverter, isolation and booster voltage transformer, rectifier with filter, high frequency SPWM inverter and output filter. 该方案采用中间直流环节的高频变压器式逆变电源系统结构,它由高频逆变、高频变压器隔离升压、整流滤波、高频SPWM逆变和输出滤波组成。
The optimization is mainly embodied in the power supply, whose input is the secondary coil of the isolation transformer, and the reliability of infrared communication. 系统的优化主要在隔离变压器次级取电电源和红外通信的可靠性两方面。
This paper describes a contactless power transmission system using isolation transformer, which is spark free and no uncovered conduct being exposed to the environments. 非接触电能传输系统利用电磁感应耦合技术与电力电子技术,避免了传统电能传输方式裸露导体的存在和接触火花的产生,实现了电能的安全传输。
Application of isolation transformer in synchronous voltage loop of non-synchronous close in double-side circuit breaker of transformer 隔离变压器在变压器双侧断路器非同期闭锁合闸同期电压回路中的应用
The key technologies of build solid state switch by series link of thyristors are as follows: trigger circuit of the thyristors, design of the high voltage pulse isolation transformer, produce of the initial control signal, voltage balancing and over voltage protection of the thyristors component. 使用多个晶闸管进行串联涉及到的主要技术有:晶闸管的触发电路设计、高压脉冲隔离变压器的设计、初始控制信号的产生、晶闸管的电压均衡与过压保护技术。
Using Isolation Way of Tone Transformer to Realize Remote Data Transmission 利用音频变压器隔离方式实现数据远程传输
The new project breaks through the many restricts of conventional method, and thoroughly resolve some problems that are due to isolation transformer and different constant current lighting adjustor. 新方案突破传统方案的诸多限制,彻底解决隔离变压器及不同类型调光器所引起的难题,满足各种机场的需要。
Then, in view of the microgrid islanding and grid-connected mode, this thesis uses the traditional PID control to design the control system, including the selection of the filter parameters and the isolation transformer, and the design of the PI control parameters, respectively. 然后,针对微电网孤岛运行和并网运行两种模式,采用传统PID控制分别设计了控制系统,进行了相关参数的选取,包括滤波参数的选取、隔离变压器的选取以及PI控制参数的设计。
High frequency isolation transformer was used in this structure to replace the current power frequency isolation transformer, so the weight and volume of the isolation transformer was greatly reduced. 这种结构使用高频变压器隔离取代了目前斩波电路中的工频变压器隔离,使得隔离变压器体积和重量大大减小。
Specifically As Follows: 1. According to the display power supply, From the conversion efficiency low voltage output ripple much isolation transformer in improved cooling design. 2. 具体如下:1.针对屏幕显示器电源,从转换效率、输出电压低纹波、多变压器隔离、散热等方面进行改进型设计。
Airport flight light system is comprised of constant current regulator that as a electrical supplied source 、 isolation transformer and lamps. 恒流调光器作为供电电源与隔离变压器、灯具(灯)共同组成机场灯光照明系统。
The isolation stage uses a high-frequency transformer to achieve voltage regulation, electric isolation and power transmission, uses a single phase full bridge invert circuit in the primary side and uncontrolled rectifier circuit in the second side. 隔离环节选用高频变压器,其一次侧为单相全桥逆变电路,二次侧为不控整流电路。