The ternary refrigeration technology was developed by ABB Lummus Ltd.,based on binary refrigeration technology.It was first used in the ethylene plant of Qilu Petrochemical Company Ltd.in China.

• 报道三元制冷技术在齐鲁乙烯装置二次扩建改造过程中的首次应用,总结了试运行中开车方式的选择、接丙烯流程的修改;