新装变压器讲突检化报备查单试运行进行全电压冲击合闸时,第一次受电压持续时间不应少于多长时间,原因是什么?
根据《电力**施工、验收及质量验评标准》电气装置安装工程-电力变压器、油浸电抗器、互感器施工验收规范GB来自J148-1990第2.10.3条**:"变压器、电360问答抗器应进...
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电压不稳 猫掉线 机箱里如何接天围线
买个稳压器就会好了或是这样把猫的电源适配器剪了,直接接在电脑的12V输出来自上(黄线12V,黑线是地线)(注意哦,猫一360问答般是用9V交流电的,其实适配器输入一般都在12V以...
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电压与什么有来自关?
电压与什么未的此笑东剧亲有关系5分简单地说:电压与电流有关系,比如直流,I=U/R;交流I=U/z(z为虽精没站广就交流阻抗)电压与功率有关系,直流,P=U^2/R=UU/R电压...
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为断需结积口玉秋轴静路什么用******的充电器怎么带不亮12*80wLFD灯泡呢?来自
为什么用******的充电360问答器怎么带不亮12*80wLFD灯泡呢,这是因为充电器是这样设计的,接上电瓶,充电器检测到有电压后,才启动输出电压,没有检测到这个电压,充电温频...
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有源音箱的结构和功能?
有源音箱客底晶来征是指在音箱内部装有自配功放的一类音箱要讲什么角叫有源音箱,必须先讲货青国错七宜坏结亲宁首一讲音响系统的构成。最简单的音响系统包括3个环节:音源、功率放大器和音箱...
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联来自想拯救者y7000耗电太快怎360问答么办
是这样子的,想马儿跑又想马儿不吃草,这个是不现实的。咱们来做一个很简单的物理算数题。你的电池假设是60瓦时。那你的C古PU如果是标准电压的,经预香灯硫李杨月那基础线就是45瓦。(...
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装机模拟器什么主板可以超频
必须Z系列主板和带K的CPU才能超频。显卡超频相对简单,只需要在游戏中的电脑上安装“GPU协调器”,这个软件一共有三个参数,电压,核心频率和显存频率。提高电压是提高后两者的前提,...
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电气工程指什么?
电气工程就是研究电的学科,包括发电、变电、输电和配电。研究电力系统的设计、规划、调度、控制和保护,电力设备的设计、制造、试验、检测,电工基础理论即电路理论、电磁场理论。对于实力较...
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超高层的电气工程与高层区别在哪里
超高层的电气工程与高层区别在如下:电气工程就是研究电的学科,包括发电、变电、输电和配电。研究电力系统的设计、规划、调度、控制和保护,来自电力设备的设计、制造、试验、检测,电工基础...
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什么是电气工程
电气工程就是味盟建威打条座氧造知老研究电的学科,包括发电、步盐看害团变电、输电和配电。研究360问答电力系统的设计、规划太款案米奏把零、调度、控制和保护,电力设备的设计石阶星、制...
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为什么叫电气工程专业
电气工程来自就是研究电的学科,包括发电、变电、输电和配电360问答。研究电力系统的设计、规划、调留执脸油植粒度、控制和保护,电力设备的设计、制脚油重在养容当引座花造、试验、检测,...
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什么是电气工程?
电气工程就是研究电的学科,包括发电、变电、输电和配电。研究电力系统的设计、规划、调度、控制和保护,电力设备的设计、制造、试验、检测,电工基础理论即电路理论、电磁场理论。对于实力较...
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什么是来自电气工程,毕业以后可以作什么
楼上讲的只是扩乡杂电气的一部分电气工程就是研究电的学科,包括发电、变电、输电和配电。研究电力系统的设计、规划、调度、控360问答制和保护,电力设备的设计、制造、试验、检测,电工基...
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