| A new mobile oil DGA monitor is developed for quick analysis of possible faults on a live transformer.This device features compact size,rapid on-site assemble and accurate tracking of abnormal trace gases.After more than a year of use,proof of stable operation of the device,and compared with the laboratory DGA data to meet the relevant standards.The successful development of this device with the laboratory analysis,fixed online monitoring devices and portable DGA devices,to form a full range of the Beijing power grid transformer oil DGA monitoring mode,for transformer condition-based maintenance to provide a solid technical support.
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