| 液体食品连续通电加热装置 |
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| 引用本文： | 王冉冉,田富洋,朱敏,张世福,任杰,李法德. 液体食品连续通电加热装置[J]. 农业机械学报, 2012, 43(4): 132-136 |
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| 作者姓名： | 王冉冉 田富洋 朱敏 张世福 任杰 李法德 |
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| 作者单位： | 1. 山东农业大学机械与电子工程学院,泰安,271018
2. 山东农业大学山东省园艺机械与装备重点实验室,泰安,271018 |
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| 基金项目： | 教育部留学回国人员科研启动基金资助项目（2008）和山东省自然科学基金资助项目（ZR2011CM028) |
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| 摘 要： | 为实现液体食品的通电加热,结合整流逆变技术设计了液体食品连续通电加热装置,系统由可控脉冲电源、加热室、液泵和流量控制4部分组成。可控脉冲电源输出双极性高频方波脉冲电压,频率、电压和占空比可调,输出功率可达50 kW。实验证明,该装置加热速度快、控制简单方便、极板污染很少,能够满足液体食品的加工要求。
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| 关 键 词： | 液体食品 通电加热 双极性方波 食品杀菌 |
Continuous Ohmic Heating Device of Liquid Food |
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| Wang Ranran,Tian Fuyang,Zhu Min,Zhang Shifu,Ren Jie and Li Fade. Continuous Ohmic Heating Device of Liquid Food[J]. Transactions of the Chinese Society for Agricultural Machinery, 2012, 43(4): 132-136 |
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| Authors: | Wang Ranran Tian Fuyang Zhu Min Zhang Shifu Ren Jie Li Fade |
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| Affiliation: | Shandong Agricultural University;Shandong Agricultural University;Shandong Agricultural University;Shandong Agricultural University;Shandong Agricultural University;Shandong Agricultural University |
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| Abstract: | In order to achieve ohmic heating for liquid food,by using rectifier and inverter technology,continuous ohmic heating device was designed.The equipment was consisted of controllable pulsed power supply,ohmic heating chamber,pump and flow controller.Controllable pulsed power supply can output bipolar-rectangle waveform pulse voltage with high frequency.The frequency,amplitude and duty ratio were adjustable.The output capacity could reach to 50 kW.The result showed that the device could be controlled speedily and easily.It could meet the requirement of liquid food process and without pollution. |
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| Keywords: | Liquid food Ohmic heating Bipolar-rectangle waveform Food sterilization |
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