نتایج جستجو برای: electric equipment

تعداد نتایج: 217219  

2003

INTRODUCTION In recent years a variety of papers, seminars and conferences have sought to provide detail and promote discussion on the diverse range of issues that make up the electric warship concept. The same period has also seen a huge amount of progress in enabling technologies that have made integrated electric propulsion the system of choice for many new naval ships. This paper looks to r...

Journal: :The Journal of The Institute of Electrical Engineers of Japan 2006

2013
Stanimir S. Valtchev Elena N. Baikova Luis R. Jorge S. S. VALTCHEV E. N. BAIKOVA L. R. JORGE

The beginning of the XXI century brought a further significant development in the use of autonomous electrical and electronic equipment. The low consumed power equipment is widely used: laptops, mobile phones, PDA, wireless headphones, implants, razors, toothbrushes etc. The higher power consumption equipment is also starting to work wirelessly, e.g. the intelligent machining complexes, robots,...

2016
Jianjun Wu Yupeng Wang Qing Ye Baichao Su

Since the equipment transmission parts of combination electric appliance in transformer substation are located in the shell, when an internal fault appears, the traditional charged test method only can preliminarily determine the defective position and types, but cannot directly shows the internal defects of the equipment. The Fuxin Company actively introduced X-ray CR imaging test technology a...

Journal: :Modern Technologies and Scientific and Technological Progress 2020

2008
Kenji Ookubo Masaaki Kousaka Kenji Ikeda

Power transformers are essential components of substation equipment for the efficient and stable operation of electric power systems. There is demand for transformers with lower price and higher reliability. In addition, depending upon the onsite conditions, such as narrow roads, mountainous areas or highly congested urban areas, harmony with the surrounding environment is required throughout s...

2016
Javier Moriano Francisco Javier Rodríguez Pedro Martín José Antonio Jiménez Branislav Vuksanovic

In recent years, Secondary Substations (SSs) are being provided with equipment that allows their full management. This is particularly useful not only for monitoring and planning purposes but also for detecting erroneous measurements, which could negatively affect the performance of the SS. On the other hand, load forecasting is extremely important since they help electricity companies to make ...

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