1,。H2、CH4、C2H6、C2H4、C2H2、COCO2,、。。。22007812110kV,A、B、C,113.5μL/L、105.7μL/L129.3μL/L。N2,818:1.5μL/L、1.4μL/L3.4μL/L,2008720095,1。,CH410μL/L,CH4。,,,CH4C2H4,,,DiscussiononNon-LatentFaultduringAbnormalityofDifferentCharacteristicGassesSHENJin-qing(JiaxingPowerSupplyBureau,Jiaxing314201,China)Abstract:TheexamplesofabnormaldatainDGAofinsulatingoilofoil-filleddeviceareanalyzed.Thesuggestionsarepresented.Keywords:Tranaformer;Chromatographicanalysis;Insulatingoil(314201):,。:;;:TM406:B:1001-8425(2009)10-0065-041Table1ChromatographicdataofvoltagetransformerH2CH4C2H6C2H4C2H2COCO22007-08-12A25113.5000113.598258B59105.40.300105.797264C36129.3000129.31161362008-07-03A938.60008.6136734B8810.500010.593965C10213.500013.51407652009-05-16A10215.600015.6126764B9520.400020.4951052C12426.300026.3135855μL/L4610200910TRANSFORMERVol.46OctoberNo.10200946CH4,CH4。N2,。3H23.1H2110kV12,,,318H2986μL/L,GB/T7252-2001《》,110kVH2150μL/L。,,,,H2,,,。、,、。1、,。,,H2,,H2。,,H29μL/L986μL/L,H2。、,。H2,46μL/L、5μL/L。3213:,,,。1268μL/L、65μL/L、9μL/L7μL/L。H2,H2,H2,()H2,H2。3274,:1957μL/L、153μL/L、64μL/L、10μL/L,2127,36,H2,27H21957μL/L211268μL/L,H2,2。3.2H2110kV,20078,20087H2,,,3。,,21Table2ChromatographicdataofNo.1maintransformerH2CH4C2H6C2H4C2H2COCO22008-03-07160.70000.717862008-03-189861.80001.81876460.80000.811650.50000.50782008-03-21()12681.10001.123126()650.90000.918132()90.80000.81711270.50000.517912008-03-27()19571.30001.325132()1531.10001.116123()641000111114100.70000.713126μL/L6610,,、,H2。4C2H24.1C2H2200878110kV1C2H2,3.0μL/L。110kVC2H25μL/L,,C2H2、。710,C2H2,3.1μL/L、3.2μL/L3.2μL/L,4。IEC:C2H2/C2H4=0.4,CH4/H2=1.28,C2H4/C2H6=1.0(,200278),121,IEC,、,C2H2H2,C2H4CH4,10,20,。,,C2H2。710,5。715,,,,,C2H2,C2H2。4.2C2H2220kV22008324C2H2,,。C2H2,1.35μL/L,C2H2,6。4.3C2H2200885110kV10.12μL/LC2H2。C2H2“0”,C2H2,0.1μL/L。,C2H20.1μL/L,。88,C2H20.13μL/L,7。53Table3ChromatographicdataofvoltagetransformerH2CH4C2H6C2H4C2H2COCO22007-08-08A60.428.68.50037.1234397B84.532.511.20043.7179439C56.539.512.50052.01673412008-07-29A253.430.59.10039.6314451B301.536.611.30047.9231411C224.546.214.50060.71983212009-06-02A289.331.514.90046.4305467B322.447.215.20062.4234434C290.549.216.50065.7211354μL/L41Table4ChromatographicdataofNo.1maintransformerH2CH4C2H6C2H4C2H2COCO22008-07-081215.48.38.5335.248688642008-07-101213.97.67.93.232.649588612008-07-111514.18.28.43.33450593452008-07-121517.29.39.53.539.55019564μL/L51Table5Chromatographicdataoftap-changerroominNo.1on-load-tap-changingmaintransformerH2CH4C2H6C2H4C2H2COCO22008-07-1018.98.309.576.394.11221257μL/L6746,,、,、,。,,。:[1],.[M].:,1978.[2].[J].,2003,13(7):146-147.[3],.[J].,2003,24(10):25-27.[4],.[J].,2004,32(1):43-44.62Table6ChromatograpicdataofNo.2maintransformer2008-03-250.92.41.40.71.355.7389764H2CH4C2H6C2H4C2H2COCO22008-03-240.82.61.20.504.3117845μL/L72Table7ChromatographicdataofNo.2maintransformer2008-08-08150.90.20.20.131.4364414H2CH4C2H6C2H4C2H2COCO22008-08-0581.10.40.30.121.9254348μL/L:2009-06-22:(1974-),,,,。“”,,,《》,,2009125“”。,,《》。,(、、)。、1.;2.、、、、;3.;4.、;5.、;6.;7.;8.;9.、;10.;11.。、3、5、10。,。,,《》。、1.“《》”。2.20091030。,“”。:39《》::110179/:(024)23929375-11(024)23787022-8226(024)23929376:sti-tp@vip.tom.com!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!68