中盐吉兰泰盐化集团为配套40万吨/年聚氯乙烯装置,2009年建设完成主体装置为12台2.7万千伏安大型密闭电石炉,6台日产300吨双梁气烧石灰窑,6台日产干燥碳材300吨热风炉。以上装置已运行多年,部分装置从2011年陆续开始大修。中盐吉兰泰电石厂2011—2014年期间大修费用平均在2000万元以上/年,2015年为了减少大修费用的支出, Jilan salt Salt Group in supporting the 400,000 tons / year PVC plant in 2009 to complete the construction of the main unit for the 12 27,000 kVA large sealed calcium carbide furnace, 6 Nissan 300 tons of double-beam air-fired lime kiln , 6 sets of Nissan 300 tons of hot stove drying carbon material. The above device has been running for many years, part of the device from 2011 began to overhaul one after another. During the period from 2011 to 2014, the cost of major overhaul of Jilantai carbide plant in Zhongjian was over 20 million yuan / year. In 2015, in order to reduce the expenses for overhauling expenses,