安徽干式变压器:整流安徽干式变压器(变流安徽干式变压器) 用途及其特点
整流安徽干式变压器(变流安徽干式变压器) 用途及其特点
1.用途及其特点
整流安徽干式变压器属于变流安徽干式变压器的一种,变流分为整流、逆变和变频三种。整流是由交流电变成直流电,其安徽干式变压器称为整流安徽干式变压器。逆变是由直流电变成交流电,其装置称为逆变器。变频是专门用于改变交流电频率的,其装置称为变频器.整流的用途为广泛。
现代化的工业企业,广泛地采用直流电源。在冶金工业中,有铝、镁、锌的冶炼及电解钢的生产;在化学工业中,电解(食盐、水等)、电镀(电蚀、涂油、浸酸)、试剂和化学药品的生产;在矿山机城、钢铁工业及交通运输业中,起重机、轧钢机、电机车、火车以及城市交通的电车、充电(包括为矿灯、汽车、拖拉机、铲车、蓄电池车等)、电影放映、高压吸尘、高压电子轰击炉、电磁吸盘、光谱仪、畜电他浮充电等均需要直流电源。
整流安徽干式变压器电 话:0635-8888299是整流元件的电源安徽干式变压器,与整流元件一起,把交流电变为直流电。整流元件有电子整流管和离子整流管(包括真空管、充气管、闸流管和汞弧整流器),以及半导体整流器(硒整流器和硅整流器、晶闸管等)。
按用途分类,整流安徽干式变压器分为冶金、化工和牵引用三大类.它们在调压方式、调压范围和二次侧相电压上有所区别,共同特点是二次电压低、电流大。为了提高整流效率,二次侧的相数一般不少于3相,有时采用6相、12相或者加移相线圈或更多相数,如72相。
此外,整流安徽干式变压器还有如下作用:将整流设备与电网的电路隔离开来,确保设备和人身安全,限制短路电流,减少整流设备对电网或其他并联运行整流设备相互间的电磁干扰,抑制晶闸管等整流元件的电流上升率等。
Rectifier transformers (variable transformers)
1 Uses and Features
Rectifier transformer is a variable transformer, variable flow into the rectifier, inverter and variable frequency three. Alternating current into direct current by the rectifier, the transformer is called rectifier transformer. Inverter from direct current into alternating current, the device called an inverter. AC inverter is designed to change the frequency, the device known as the inverter. Rectification of the most widely used.
Modern industrial enterprises, extensive use of DC power. In the metallurgical industry, aluminum, magnesium, zinc smelting and electrolytic steel production; in the chemical industry, electrolysis (salt, water, etc.), electroplating (galvanic corrosion, coating oil, pickling), reagents and chemicals production ; mining machine in the city, in the steel industry and transportation, cranes, rolling mills, motor vehicles, power trains and trams urban transport, charge (including miner's lamp, automobiles, tractors, forklifts, battery car, etc.), film , high pressure vacuum, high voltage electron bombardment furnace, electromagnetic chuck, spectrometers, animal electricity he needs etc floating charge DC power supply.
Rectifier transformer is rectified component of the power transformer, and rectifier components together, the alternating current into direct current. Rectifier elements and ions with electronic rectifier rectifier (including vacuum tubes, pneumatic tubes, thyristors and mercury arc rectifiers), and semiconductor rectifiers (selenium rectifiers and silicon rectifiers, thyristors, etc.).
Use classification, rectifier transformer is divided into metallurgy, chemical, and traction with the three categories and they way the regulator, the regulator and the secondary phase voltage ranges d企业账号:1611 0032 092 00213 086iffer, the common feature is the second low voltage, high current. In order to improve the rectifier efficiency, the number of secondary phase generally less than 3-phase, and sometimes the use of 6-phase, 12-phase or phase-shift increases the number of coils or more phases, such as the 72 phase.
In addition, the rectifier transformers have the following effects: the rectifier circuit equipment and isolate the power to ensure that equipment and personal safety, limiting short-circuit current, rectifier equipment to reduce the parallel operation of power rectifier equipment or other electromagnetic interference between each other, inhibiting thyristor rectifier tubes and other components of the current rise rate.
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