On October 6, the Shanghai Seco 900,000 t/y ethylene plant cracking gas compressor was successfully tested in Shanghai Chemical Industry Park. This compressor is the largest compressor in the domestic ethylene plant. The compressor runs through air and nitrogen to provide a sufficient air source for the entire ethylene plant process system, thereby enabling high-quality production preparation and equipment feeding for ethylene plant system purge, air tightness testing, system drying and nitrogen replacement. Pre-cooling with nitrogen. It is reported that Shanghai Secco's annual production of 900,000 tons of ethylene project has been included in the 2004 national key projects. According to the plan, this project with a total investment of 2.7 billion U.S. dollars will be completed by the end of this year, and it will be put into operation in the first quarter of next year and will be put into commercial operation mid-year next year.
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