loss n. 1.丧失;丢失,遗失。 2.减损,损失,亏损(额);损耗;减少,下降。 3.失败;输掉。 4.错过;浪费。 5.损毁;【军事】伤亡;〔pl.〕 伤亡及被俘人数。 loss of sight 失明。 copper loss【电学】铜耗。 core [iron] loss【电学】铁耗。 a dead loss净亏,纯损。 an idling loss空转损耗。 a total loss总损失。 His death is a great loss to the country. 他的死是国家的大损失。 profit and loss盈亏。 suffer heavy losses 遭受重大损失。 loss of pressure 压力下降。 loss in weight 重量[体重]减少。 loss of weight 失重。 the loss of a war 战败。 loss of opportunity 错过机会。 at a loss 1. 无办法,为难 (I am at a loss what to do. 我就是不知道怎样办才好)。 2. (猎犬)失去猎物嗅迹。 3. 亏本地 (sell sth. at a loss赔本卖出某物)。 cut a [the] loss 赶紧脱手以免多受损失。 for a loss 处于苦恼中 (throw them for a loss 使他们苦恼)。 make a loss 亏损。 without (any) loss of time 即刻,马上。
The principle to reduce no - load loss in transformer by multi - joint lamination method is introduced . the reasonable joint structure in core is presented 摘要介绍了用铁心多级接缝叠积方式降低变压器空载损耗的机理,提出了合理的铁心接缝结构。
All cores are made of high quality low loss grain - oriented cold rolled silicon steel with 45mitre joints and stepping construction to decrease the not - load losses , it has small exciting current 全斜接缝,步进叠装结构,空载损耗降低约20 % ,激磁电流小。
This paper takes transformer loss as object function , discusses design of dynamic voltage restorer with series of injection transformer and presented a design method of minimum loss and optimal load loss 摘要以变压器损耗为目标函数,就动态电压调节器串联注入变压器的设计进行了探讨,提出了一种总损耗最小及负载损耗最优的设计方法。
Each unit of transformer is tested in accordance with the following items : winding d . c resistance test . measurement of turn ratio and calibiation of voltage vector relation . measurement of impedance voltage and load loss 直流电阻测试匝数比测量及电压矢量关系的校定阻抗电压及负载损耗的测量空载损耗及空载电流的测量工频耐压测试感应耐压测试绝缘电阻测试局部放电测试外观和尺寸的检验铭牌的检验等。
Three phase dry type power transformer , which make it with those features : safety , reliability , and energy saving , fireproof , flameproof , simple maintenance etc . , the design is advanced ; the structure of products is reasonable and the outline is fine , the main performances of the products are much better than the national standards , for example , partial discharge level no - load loss , on - load loss , noise level , it is adaptable for application on heavy humidity and severely pollute places which are near to lake , sea and rive , as well as , high demand - fireproof , heavy load capacity place , such as : high building , airport , station , port , underground , hospital , electrical power station , metallurgy , shopping center , residential area and petroleum chemical industry , nuclear power station , nuclear - powered submarine 非包封线圈三相干式变压器,具有安全可靠节能防火防爆维护简单等优点。其设计先进结构合理外形美观。主要性能指标均优于国内标准,如局放水平空载损耗负载损耗噪声以及能适应高温度环境使用等,可安装在靠近湖海河边污秽潮湿的环境及防火要求高负荷较大的地区,适用于高层建筑机场车站码头地铁医院电厂冶金行业购物中心居民密集区以及石油化工核电站核潜艇等场所。
Windings d . c . resistance measurement , measurement of impedance voltage and on - load loss , measurement of no - load loss and on cload current , power frequency withstand voltage test , inductive voltage with standing test , measurement of partial discharge level , inspection of appearance and dimension inspection of name plate 直流电阻测试匝数比测量及电压矢量关系的校定阻抗电压及负载损耗的测量空载损耗及空载电流的测量工频耐压测试感应耐压测试绝缘电阻测试局部放电测试外观和尺寸的检验铭牌的检验等。