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滚筒式真空脉动干燥机设
引用本文:高振江,吴定伟,张树阁,王继承,张泽俊,娄正.滚筒式真空脉动干燥机设[J].农业机械学报,2010,41(3):113-116.
作者姓名:高振江  吴定伟  张树阁  王继承  张泽俊  娄正
作者单位:1. 中国农业大学工学院,北京,100083
2. 农业部农业机械化技术开发推广总站推广处,北京,100079
摘    要:设计了一种滚筒式真空脉动干燥机.该干燥机由干燥滚筒、旋转接头、加热系统、控制系统、真空系统和传动系统组成.控制系统通过控制电磁阀可使干燥滚筒内的干燥压力在真空与常压之间有规律地变化.干燥滚筒在增加装料量的同时,还可通过旋转使物料受热均匀,提高机器的生产率.无核白鸡心葡萄的干燥试验表明,在干燥压力为7kPa,一个循环内真空干燥20min,常压干燥4min,干燥温度为60℃的条件下,干燥12h,葡萄含水率可降至16.4%(湿基),糖酸比达到33.2.

关 键 词:干燥机  滚筒  真空脉动干燥  设计

of Pulsed Vacuum Drum Dryer
Gao Zhenjiang,Wu Dingwei,Zhang Shuge,Wang Jicheng,Zhang Zejun,Lou Zheng.of Pulsed Vacuum Drum Dryer[J].Transactions of the Chinese Society of Agricultural Machinery,2010,41(3):113-116.
Authors:Gao Zhenjiang  Wu Dingwei  Zhang Shuge  Wang Jicheng  Zhang Zejun  Lou Zheng
Affiliation:1.College of Engineering/a>;China Agricultural University/a>;Beijing 100083/a>;China 2.Department of Extension/a>;Agriculture Machinery Technology Extension of Ministry of Agriculture/a>;Beijing 100079/a>;China
Abstract:A pulsed vacuum drum dryer was designed.This machine consisted of a drying drum,heat system,rotary joint,control system,vacuum system and drive system.The pressure in the drying drum can be changed between vacuum and atmospheric pressure by opening or closing an electromagnetic valve.The drying drum can increase the load of materials,and at the same time can make heating more uniform by rolling.So,the efficiency of the machine can be increased.The experimental results of centennial seedless drying demonstra...
Keywords:Dryer  Drying drum  Pulsed vacuum drying  Design
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