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1)  plus-minus switch
加减分接开关
2)  plus-minus switching circuit
加减分接开关电路
3)  tap changer
分接开关
1.
The long-term unbalance of the three-phase direct-current electric resistance of the coal mine substation host transformer,has led to grave product of tap changer charcoal,insulation oil flash point reduces,threatens the safe operation.
煤矿变电所主变压器由于长期三相直流电阻不平衡,导致分接开关严重积炭,绝缘油闪点降低,危胁主变压器安全运行。
2.
For instance,the effectiveness of fire-extinguishing device,whether or not necessary to install the tap changer and how to determine the economic ratio of losses between no load and on load.
目前大型变压器及其配套装置的选型存在一些值得商榷的问题,例如变压器灭火装置的有效性,是否需要安装分接开关以及如何经济合理地确定变压器的空、负载的比例。
4)  tapping switch
分接开关
1.
The paper presents configuration and operating principle for noncontact tapping switch that can on-load regulate voltage automatically.
文章介绍一种新型的无触点有载自动调压分接开关的构成和工作原理。
2.
The main idea of measuring the capacitance between line and earth using the tapping switch, which can be used to help to find the grounding failure line, is also di.
同时 ,对通过分接开关的有载调节进行导线对地电容的测算 ,以及协助进行故障相选线的设计思路进行了探
5)  tap changing switch
分接开关
1.
The paper discussed the reason of tap changing switch fault,introduced the structural characteristics of this kind of rectification transformer.
叙述了某热轧带钢厂进口的额定容量为15600kVA整流变压器吊芯大修的背景和大修处理的过程,讨论了造成分接开关故障的原因,并介绍这种整流变压器的结构特点。
2.
The paper analyzes main problems of the mechanical tap changing switch of a transformer in practical use,presents the mechanical tap changing switch how to reform improvement and design of electrical control and relevant electrical circuit diagram.
本文从分析变压器机械式分接开关在实际使用过程中存在的主要问题出发 ,主要介绍了机械式分接开关如何改造成电气控制及相应的电气线路图的改进和设计。
6)  Tap-changer
分接开关
1.
IEC Standard Evolution and Tap-Changer Technology Development;
分接开关技术发展与IEC标准的沿革状况
2.
To guarantee parallel distribution transformers working safely and prevent tap-changers from different grades,theoretical calculation of the circulation current and the abnormal current due to different grades of tap-changers is conducted,and fault analysis is performed.
为保证并列配电变压器的安全运行,杜绝并列运行配电变压器分接开关异位情况的出现,笔者对其分接开关异位时产生的环流及电流异常情况作了理论计算,分析引发的事故。
补充资料:加减
1.增加和减少;增删。 2.中医处方,根据古来汤方,参酌病人情况,加进和减去几味药,谓之某某汤加减。 3.古代的一种博戏。其法已失传。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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