What factors are considered to determine the material residence time of a container in process design?
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The material residence time in the containers is specified in the unified process design guidelines; what factors need to be considered when deciding on a residence time of 5 minutes, for example?
Based on experience, there are generally four levels: 1. Distillation reflux for 5 minutes; 2. Time to reach the equipment: 15 minutes; 3. Time to reach the unit: 30 minutes; 4. Time to reach the entire plant: 2 hours. The main consideration is ensuring an adequate supply for production.