This paper discusses how to use the vented steam from urea plant for refrigeration instead of freon and analyzes the feasibility fromthe points of technique,equipment and energy consumption.

• 讨论了如何利用化肥厂尿素装置放空蒸汽制冷来取代氟里昂制冷，并从技术、设备及能耗等方面作了分析。