Analyzes reasons for times of fracture of bucket elevator motivating Angle belt of granulation system in Fudao urea plant, and summarizes process operating methods to prevent it from fracturing.

分析中海石油化学股份有限公司化肥一部尿素装置造粒系统斗提机传动三角皮带多次断裂的原因，总结预防斗提机传动三角皮带断裂的工艺操作方法。

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