通过实验研究了真空度对真空预冷的影响。
The effect of vacuum pressure on vacuum pre -cooling is experimental researched in this paper.
真空预冷装置中,捕水器是一个十分关键的部件。
The vapor condenser is a very important device in vacuum pre-cooling equipment.
从外观、品质方面研究了气调包装、臭氧湿冷和真空预冷技术对芦蒿的保鲜作用。
From outward appearance and quality, the paper studied MAP techniques with O3 humidity-cool, vacuum cooling for Artemisia storage.
试验证明该数据采集处理系统测量精度高,操作方便,充分满足了真空预冷实验要求。
Test results demonstrated that this system has advantages of high precision and easy to operate to meet well the precooling requirements in vacuum.
介绍了VAC- 0.2型真空预冷实验机结构及其基本性能。对它的数据采集处理系统进行了详细分析。
Introduces the construction and main performance of VAC-0.2 experimental setup for vacuum precooling, and discusses its data acquisition processing system in detail.
实验证明,PLC在真空预冷实验装置中安全可靠、经济实用、操作维护方便、自动化程度高,可满足试验要求。
Experimental result shows that PLC can meet the test requirements because it is safe, reliable, economical, convenient for operation, easy for maintenance and has a high degree of automation.
真空冷却是在真空下水分快速蒸发的预冷技术,可用于食品尤其适于叶类蔬菜的冷却。
Vacuum cooling is a rapid evaporative cooling technique under vacuum, which can be applied to specific foods and in leafy vegetables.
通过对预冷过程中水蒸汽为理想气体的假定,分别计算了捕水器和真空泵在匹配时所需要的能耗。
With the assumption of the water vapor resulted from the vacuum cooling to be ideal gas, the energy consumptions of the catcher and the vacuum pump needed in cooling were calculated, respectively.
通过对预冷过程中水蒸汽为理想气体的假定,分别计算了捕水器和真空泵在匹配时所需要的能耗。
With the assumption of the water vapor resulted from the vacuum cooling to be ideal gas, the energy consumptions of the catcher and the vacuum pump needed in cooling were calculated, respectively.
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