| 甘露醇冷冻干燥室内真空压力特性的研究 |
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| 引用本文： | 夏鹏.甘露醇冷冻干燥室内真空压力特性的研究[J].真空,2011,48(6):58-60. |
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| 作者姓名： | 夏鹏 |
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| 作者单位： | 上海工程技术大学机械工程学院,上海,201620 |
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| 摘 要： | 冷冻干燥室的真空系统为冷冻干燥提供了真空环境,真空压力特性对冷冻干燥过程顺利进行至关重要,本文以甘露醇溶液的冷冻干燥过程为例,从三个方面对冷冻干燥室内真空压力特性进行了研究:一、真空度对冷冻干燥物料质量称量的影响；二、真空度对冷冻干燥物料瓶内温度的影响；三、真空度对冷冻干燥物料一次干燥速率的影响.通过实验,得出结论:真...
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| 关 键 词： | 冷冻干燥 真空 压力特性 甘露醇 |
Study on the vacuum characteristics of a freeze-drying chamber for mannitol |
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| XIA Peng.Study on the vacuum characteristics of a freeze-drying chamber for mannitol[J].Vacuum,2011,48(6):58-60. |
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| Authors: | XIA Peng |
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| Affiliation: | XIA Peng(College of Mechanical Engineering,Shanghai University of Engineering Science,Shanghai 201620,China) |
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| Abstract: | The vacuum system of a freeze-drying chamber provide an environment for the freeze-drying process,so the vacuum characteristics are a vital issue in the process.Taking the mannitol freeze-drying for an example,the characteristics of the vacuum freeze-drying chamber was studied in three ways: The influence of vacuum pressure on the mass weighing of the freeze-drying materials;The effect of vacuum pressure on the temperature in the freeze-drying bottle;The influence of vacuum on the primary drying rate of the... |
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| Keywords: | freeze-drying vacuum pressure characteristics mannitol |
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