2017年1月16日星期一

Transformer damp treatment method

10kva step up transformer damp treatment method is: the use of transformer normal operation of the no-load loss and load loss as a transformer drying treatment of heat source, the transformer insulation paper in the water gradually penetrate into the transformer oil, the use of online oil filter device to remove the transformer oil And then the transformer oil enters into the vacuum vessel through the inlet filter, and the transformer oil is ejected by using the vacuum pressure nozzle (the absolute vacuum in the vacuum vessel should be controlled at about 1 500 Pa), and the pressure nozzle is used to eject the oil film Gas and water vapor transfer to the role of the air, thus completing the degassing of insulating oil and dehydration process. The purified oil is collected at the bottom of the vessel and filtered through the filter element and re-injected into the dry electric transformer. During operation, a container and the corresponding valve should be installed in the lower part of the return oil filter to detect and discharge air bubbles to prevent gas from entering the transformer. On-line transformer body moisture treatment methods, with a short power outage, heating uniformity, not easy to cause transformer insulation damage and other characteristics, in place in full safety measures, to avoid being processed transformer gas protection malfunction.

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