油浸式变压器
- 网络oil immersed transformer;oil-immersed type transformer
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目前,电力变压器主要包括油浸式变压器和干式变压器。
Currently , power transformers mainly include oil-immersed transformer and dry-type transform .
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油浸式变压器渗漏油原因及预防措施
Reasons and preventing measures for oil leakage of oil-immersed transformer
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基于底层油温的油浸式变压器热点估计方法研究
Study on Estimating Method of Hottest Spot Temperature in Oil-immersed Transformers
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单片机控制油浸式变压器在线温度监测系统
On-line temperature monitoring system of oil-immersed power transformers based on MCU
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油浸式变压器潜伏性渗漏油的产生及防止
Generation and Prevention of Latent Oil Leak in Oil-Immersed Transformer
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基于夹角余弦的油浸式变压器故障诊断研究
Research on Fault Diagnosis for Oil-immersed Transformer Based on Included Angle Cosine
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目前电网上运行的电力变压器大部分为油浸式变压器,其中80%以上是采用自然油循环的冷却方式。
And about 80 % of these transformers use natural oil circulation .
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氧化锌非线性电阻阀片在油浸式变压器中的应用
Application of ZnO Nonlinear Resistance Valve Plate to Oil-Immersed Transformer
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油浸式变压器在线监测与保护装置
On-line detecting and protecting device for Oil-immersed power transformer
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糠醛含量法是一种油浸式变压器绝缘监督的新方法。
Furfural content method is a new means for insulation control of oil-filled transformers .
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目前油浸式变压器最常见的散热方式为片式散热器散热。
The most widely used heat radiator of the oil-immersed transformer is the panel type .
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对现行超高压油浸式变压器运行油含气量测试方法的几点看法
Viewpoints of present test methods for oil-dissolved gas content of extra high voltage oil-immersed transformer in service
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通过分别对油浸式变压器和预装式变电站进行了温升试验,对得到的数据进行比较分析和说明,为研究变压器内部的温度分布提供了数据支持。
Through the temperature rise test between transformers and prefabricated substation , the data are analysed and explained .
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介绍了多台油浸式变压器温度集中监视分散控制系统的硬件结构和主要程序的设计。
The program design and hardware structure of temperature centralized monitoring and decentralized control system for many oil-immersed transformers are introduced .
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油浸式变压器具有散热好、损耗低、容量大、价格低等特点。目前电网上运行的电力变压器大部分为油浸式变压器。
Oil immersed transformer is widely used in power transmission because of its good coolant , low wastage and price , large capacity .
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初步设计中变压器为干式变压器,而业主定货时却将干式变压器改为油浸式变压器。
The transformer in preliminary design was dry type ; however , customer changed the dry type transformer into oil-filled transformer while ordering .
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油浸式变压器具有易爆、易燃、易污染环境的缺点,在这些场所中使用时受到很大程度的限制。
The oil-immersed transformers are explosive and flammable . It also easily brings environment pollution . So its application in these fields is restricted .
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简单阐述了油浸式变压器渗漏油的原因及查找方法,并介绍了处理变压器渗漏油的几种方法。
The paper briefly expounds the reason of oil leakage and the method of how to locate leakage , several ways of disposition are propose .
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干式变压器的产量、市场占有率及采购量均在逐年攀升,有取代油浸式变压器的趋势。
The output , market share and purchase volume of it are increasing year by year . So it is taking replace of oil-immersed transformers .
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油浸式变压器由于低损耗、大容量、散热好等特点,仍然是电网中运行的主要产品。
As low loss , large capacity , good heat dissipation characteristics , the oil-immersed transformer is still the main product in the power grid .
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大型油浸式变压器是电网主体设备之一,它的可靠与否直接关系到电网的安全和稳定运行。
Large oil-immersed power transformer is one of the main structure , which is directly related to the reliability of safe operation of the grid .
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研究结果表明,糠醛含量法是一种油浸式变压器绝缘老化监督较为实用、准确、方便灵活的方法。
Research results show that the furfural content method is a practical , accurate , convenient and flexible way for insulation aging control of oil-filled transformers .
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油浸式变压器具有损耗低、散热好、容量大等特点,因此它是电力系统中不可或缺的重要设备。
The Oil-Immersed Transformer is a crucial device in electric power system due to its characteristic of low loss , good power dissipation and large capacity .
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纸包线是在铜或铝导体上绕包电话纸或电缆纸,是制造油浸式变压器的绕组用线。
The paper covered wire is made by covering conductors of aluminium or copper with telephone paper or cable paper , and used to make oil-immersed transformers .
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效果相当于跨工作应变片加了一个分流电阻器一样。氧化锌非线性电阻阀片在油浸式变压器中的应用
The effect is the same as that of placing a shunt resistor across the active gage . Application of ZnO Nonlinear Resistance Valve Plate to Oil-Immersed Transformer
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干式变压器和传统的油浸式变压器相比具有无油、无污染、噪声小、安装便捷、无需调试、几乎不需维护等优点。
Compared with traditional oil filled transformer the dry type transformer has many advantages such as no oil , without pollution , small noise , convenient installation and without debugging and maintenance .
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油纸绝缘是油浸式变压器内绝缘的重要组成形式,在长期的运行过程中受到以电热应力为主的多因子老化影响,绝缘性能下降,直接威胁到变压器的安全运行。
As the main insulation used in oil-immersed transformer , oil-paper suffers from thermal and electrical aging stress in the long-term running , which deteriorate the insulating performance and threaten the reliability of transformer directly .
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通过产品的计算结果与热点温度测量或通用软件的比较,检验了计算程序及方法的合理性,为油浸式变压器绕组温度分布的合理计算和预防局部过热问题,提供了简单有效的分析方法。
Validation of winding temperature distribution is confirmed by comparing the measured result with the calculated value of the product . Simple and effective method is given for the calculation of temperature rise distribution and prevention of local overheating of oil-immersed transformer reasonably .
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油浸式电力变压器的温升试验及计算方法
Temperature Rise Test of Oil-Immersed Power Transformer and its Calculating Method
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油浸式电力变压器绕组与铁心振动特性研究
Research on Vibration Characteristics of Windings and Core of Oil-Filled Transformer