铁合金
鐵閤金
철합금
Ferro-Alloys
2015年
10期
34-35
,共2页
电炉变压器%轻瓦斯气体%色谱分析%剖析改进
電爐變壓器%輕瓦斯氣體%色譜分析%剖析改進
전로변압기%경와사기체%색보분석%부석개진
furnace transformer%light gas%chromatographic analysis%analysis and improvement
变压器瓦斯保护具有动作快、灵敏度高、结构简单等特点,能反映变压器油箱内部各种类型的故障.文章对25MVA电炉三台单相变压器(3×8.333MVA)在正常运行中发生轻瓦斯气体,并从气相色谱分析、电炉变压器吊芯检查及外部结构综合进行剖析,查出故障发生的原因,并采取有效的改进措施排除故障.
變壓器瓦斯保護具有動作快、靈敏度高、結構簡單等特點,能反映變壓器油箱內部各種類型的故障.文章對25MVA電爐三檯單相變壓器(3×8.333MVA)在正常運行中髮生輕瓦斯氣體,併從氣相色譜分析、電爐變壓器弔芯檢查及外部結構綜閤進行剖析,查齣故障髮生的原因,併採取有效的改進措施排除故障.
변압기와사보호구유동작쾌、령민도고、결구간단등특점,능반영변압기유상내부각충류형적고장.문장대25MVA전로삼태단상변압기(3×8.333MVA)재정상운행중발생경와사기체,병종기상색보분석、전로변압기조심검사급외부결구종합진행부석,사출고장발생적원인,병채취유효적개진조시배제고장.
Transformer gas protection function has characteristics with fast, high sensitivity and simple structure, it also can reflect various types of failure inner transformer tank. According to gas chromatography, furnace transformer suspend-ed core examination and external structure comprehensive analysis for the light gas in normal operation of three 25 MVA furnaces single-phase transformer(3×8.333 MVA), finding out the cause of the problem, troubleshooting and improvement.
