【摘要】 分析了酒精厂二氧化碳形成机理,比较各种二氧化碳生产方法的优缺点。重点介绍中压法回收生产高纯度食品级液体二氧化碳的生产方法及压缩、净化、液化和灌装技术。更多还原

【Abstract】 The usage and future market of food-level liquid carbon dioxide were introduced. The formation mechanism of carbon dioxide in alcohol plant was analyzed and the merit and shortcoming of each carbon dioxide production method were compared. The principle, production method of recovery production of high-purify food-level liquid carbon dioxide with medium pressure method and the technology of condensation, purification, liquefication and container-filling were emphatically introduced.更多还原