| 单词 | prilling |
| 释义 | prilling in Chemical Engineering (prɪlɪŋ) noun (Chemical Engineering: Operations, Solid-solid operations) Prilling is a process in which a melted substance is sprayed against upward-flowing air in a tower to form solid particles. The urea particles are produced by prilling, in which a urea melt is cooled by contact with a gas, for example cold air, andsolidified to form particles. The prilling process consists of spraying droplets of liquid into the top of a tower and allowingthese to fall against an upward stream of atmospheric air. Prilling is a process in which a melted substance is sprayed against upward-flowing air ina tower to form solid particles. |
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