âDBDS & CORROSION FREEâ Programme: Diagnosis and ... - CigrÃ©

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Solutions > Countermeasure no. 7 (3/6)DMU (Decontamination Mobile Unit) for“On Load Selective Depolarisation Process”©2009 Sea Marconi Technologies sas - All Right ReservedEMPRESA ELÈCTRICAS CHILENAS Y CIGRE – 12/13 August 2009Solutions > Countermeasure no. 7 (4/6)Selective Depolarisation <strong>and</strong>DBDS eliminationDBDS©2009 Sea Marconi Technologies sas - All Right ReservedBefore DepolarizationAfter DepolarisationEffect of the CHEDCOS ® selective depolarisationprocess: chemical decomposition of corrosivecompounds “DBDS”EMPRESA ELÈCTRICAS CHILENAS Y CIGRE – 12/13 August 200948
Solutions > Countermeasure no. 7 (5/6)Typical results for “On-Load selective depolarisationprocess” – GSU transformer 192 MVA 400KV©2009 Sea Marconi Technologies sas - All Right ReservedEMPRESA ELÈCTRICAS CHILENAS Y CIGRE – 12/13 August 2009Solutions > Countermeasure no. 7 (6/6)Case history > 100 transformers for “On-Load & Offloadselective depolarisation process”©2009 Sea Marconi Technologies sas - All Right ReservedEMPRESA ELÈCTRICAS CHILENAS Y CIGRE – 12/13 August 200949
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Page 10 and 11: Transformer Fleet©2009 Sea Marconi
Page 12 and 13: FocusProtection of Resources Assets
Page 14 and 15: IEC Standards©2009 Sea Marconi Tec
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Page 20 and 21: Failures (3/6)Corrosive Sulfur: rel
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âDBDS & CORROSION FREEâ Programme: Diagnosis and ... - CigrÃ©