百度试题 结果1 题目The primary function of a transformer is to: A. Increase voltage B. Decrease voltage C. Convert AC to DC D. Store E. lectrical energy 相关知识点: 试题来源: 解析 A
The utility model relates to a transformer voltage increasing and decreasing system, which comprises a first transformer, a second transformer and third transformers, wherein the first transformer is used to decrease voltage to 400V from 10KV, the second transformer is used to increase voltage to ...
extra—high voltage or even to ultra—high voltage is done through power transformers to suit the power transmission requirement to minimize losses and increase the transmission capacity of the lines.This transmission voltage level is then stepped down in many stages for distribution and utilization ...
变压器 Key words: transformer; loss; principles and applications 关键词:变压器;损耗;原理与应用 Abstract 摘要 Power plant and substation transformer is one of the Power plant and substation’s main equipment. The role is multifaceted transformer not only can increase the voltage to the power ...
An excavatortransformeris a piece of equipment that helps to increase the voltage in order to power heavy machinery on construction sites. It operates by transforming electrical energy from one circuit into another, generally at higher or lower voltages. ...
voltage to high voltage,extra-high voltage or even to ultra-high voltage is done through power transformers to suit the power transmission requirement to minimize losses and increase the transmission capacity of the lines.This transmission voltage level is then stepped down in many stages for ...
The transformer is usually used to step up voltage, but it can also be used to step down voltage. Step up and step down transformers are the two most common types, depending on the windings. The step-up transformer's function is to increase voltage, while the step-down transformer's ...
When the transformer is in no-load operation, if the other is unchanged, is reduced, the sub-voltage (). A、The same B、increase C、To reduce 点击查看答案 你可能感兴趣的试题 单项选择题在使用YT-1226压力开关检测压力信号时,若压力下限值调定为0.49MPa,要求上限值为0.68 MPa,已知幅差调整范围是...
With the increase in power ratings of modern high voltage transformers has come a corresponding interest in the value of partial discharge testing for qual... PJ Mcmullan 被引量: 0发表: 1983年 Development of an optical instrument transformer for DC voltage measurement This paper deals with the ...
2014 中国总代理 陕西天诚电气设备有限公司 邮箱:sales@ 网站: DURESCA® Transformer bushings Swiss quality combined with global experience PRODUCT OVERVIEW Moser Glaser Features Dry-type RIP Insulation Moser Glaser researched a way to increase the dielectric characteristics of its High Voltage equipment. ...