2009年6月30日,大庆中蓝石化有限公司8万吨级乙苯/苯乙烯联合装置一次通过72小时性能考核,成为目前国内规模最大的干气法制苯乙烯装置。考核结果显示:该套装置生产的苯乙烯纯度为99.96%,每生产1 t苯乙烯消耗1.068 t乙苯,脱氢反应器、尾气压缩机、粗苯乙烯塔等关键设备运行正常,各项指标均达到设计要求。 June 30, 2009, Daqing Zhonglan Petrochemical Co., Ltd. 80,000-ton ethylbenzene / styrene unit once through the 72-hour performance assessment, become the largest domestic dry gas legal styrene plant. The test results show that the purity of styrene produced by this device is 99.96%, and the production of 1t styrene consumes 1.068t ethylbenzene, the dehydrogenation reactor, tail gas compressor, crude styrene tower and other key equipment are operating normally. The indicators All meet the design requirements.