Transformer monitoring is complex. Especially if you work from home. But the technology exists to implement more comprehensive remote transformer management.
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The advent of transformer monitoring has emerged and continues to develop at a rapid pace. Now firmly established as a mainstay of power transformer monitoring, online Dissolved Gas Analysis (DGA) is one of the most powerful tools in protecting against unexpected asset failures.
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MIDEL ester fluids present the ideal solution for transformers in subterranean projects – including hydro power stations, underground storage facilities, mines, train tunnels and urban installations.
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As the use of MIDEL grows worldwide, we are supplying an increasing number of industrial customers with our natural and synthetic ester fluids. Industrial customers include factories, warehouses, retail stores, hospitals.
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As distribution transformers are often located near or inside buildings, fire safety is a vital factor when choosing your transformer oil. MIDEL transformer fluids have a 100% fire safety record and are classified as K-class fluids.
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Whether in a wind turbine nacelle, a sub-sea installation or in a hydro power station next to protected waterways, the transformers used in renewable energy assets are increasingly protected by MIDEL ester fluids.
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MIDEL 7131 synthetic ester transformer liquid is the premier solution found on rolling stock and high speed trains worldwide. Size, weight and reliability are crucial performance factors in this sector.
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MIDEL 7131 has been used for many years in electric freight locomotives, both as the transformer fluid and in some cases as the coolant for the converters.
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There has been a long history of use of MIDEL filled power transformers in Sweden, with Vattenfall having installed their first 151kV unit back in 2002. Following the success of Vattenfall’s experience other utilities started to take up the MIDEL option, in order to greatly improve fire safety and reduce environmental impact.
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Heathrow airport is one of the world’s busiest hubs, serving millions of customers a year. Throughout the airport there are distribution transformers providing power for critical services. Originally all these transformers were cast resin but there were some problems which prompted the user to look for a solution.
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When transformers need to be deployed in, on, under or near bodies of water, MIDEL ester fluids deliver the preferred solution versus mineral oil.
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ESC has been installing Dry Type transformers in densely populated areas since 1990. Today, around 25% of those assets are Dry Type Transformers. As an alternative to fire prone mineral oil transformers and costly dry type transformers, CESC is considering fire safe and environment-friendly ester oil filled transformers as a possible solution.
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MIDEL 7131 has been used over the years in many marine projects, from offshore oil rigs to military vessels and cruise liners. One such example of the use of Midel is onboard the Holland America Line fleet of cruise liners.
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Representatives from M&I Materials travelled to Sharjah to discuss the possibility of using MIDEL 7131 in these high risk transformers, in order to significantly reduce the fire hazard.
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DML had a 30 year old free breathing mineral oil distribution transformer located indoors within the dockyard. It had become extremely wet, with core insulation readings by Megger test of <20MΩ.
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Berlin presents very specific challenges for transformer installations since much of the city is zoned as water protection areas. In these areas it is necessary to take special precautions with regard to spillages of hazardous materials including mineral oil.
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When the country of Azerbaijan won the right to host the Eurovision song contest, by winning in 2011, they needed a new arena to hold the event in and started to construct the Baku Crystal Hall, under very tight time constraints to be ready for the following spring of 2012.
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The Greater Gabbard offshore wind farm is located in the outer Thames estuary in the UK, approximately 14 miles from the coast. It boasts 140 wind turbines in two arrays making it the world’s largest offshore wind farm at the time of commissioning.
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Power transformers are critical assets in energy infrastructure, so fire safety and eco-protection are also prime considerations. That’s why the world’s leading utilities and transformer manufacturers turn to MIDEL ester fluids.
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In an attempt to give companies a simpler starting point for their decision making, we reviewed the many materials, resources and experience we have in transformer fluids and put together a list of the top 4 reasons to retrofill a transformer with an ester fluid instead of mineral oil.
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