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Changes of Water/Ice Morphological, Thermodynamic, and Mechanical Parameters During the Freezing Process

机译:冷冻过程中水/冰形态,热力学和机械参数的变化

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摘要

To reduce ice adhesion hazards, optimize or develop the anti/de-icing methods, it is necessary to understand the change of freezing parameters during the freezing process, such as thermodynamic, morphological, and mechanical parameters. The present study investigates the freezing characteristics by purpose-built devices to describe the freezing process quantitatively. Morphological parameters were calculated the reverse engineering. The results showed that the inner temperature and morphology of water droplet were obviously changed, and the freezing process could be mainly divided into three stages: initial and spreading, freezing, and steady-state. Moreover, an experimental apparatus that measured the phase swelling force was built on investigating the freezing process of water from the mechanical aspect. It was found that the swelling force generated from the freezing process of 2473 mm3 water could reach 46.38 N. The generation process of swelling force could also be separated into three stages: non-expansive stage, increasing stage, and stable stage. The formation stage of swelling force was similar to that of ice. Combining the measured expansion force with the calculated freezing parameters based on the observed test, the freezing process of water could be better understood. The study would help researchers and engineers understand the freezing process and provide some freezing characteristics parameters for the anti/de-icing research.
机译:为了减少冰粘合危险,优化或开发抗/去冰的方法,有必要了解冷冻过程中冷冻参数的变化,例如热力学,形态和机械参数。本研究通过目的地的设备调查冻结特性来定量描述冷冻过程。形态学参数计算逆向工程。结果表明,水滴的内部温度和形态明显改变,冷冻过程主要分为三个阶段:初始和散布,冷冻和稳态。此外,建立了一种测量相溶胀力的实验装置,建立在从机械方面研究水的冷冻过程。发现从2473mm3水的冷冻过程产生的溶胀力可以达到46.38n。溶胀力的产生过程也可以分为三个阶段:非膨胀阶段,增加阶段和稳定的阶段。膨胀力的形成阶段与冰的形成阶段类似。将测量的膨胀力与基于观察到的试验的计算的冰冻参数相结合,可以更好地理解水的冷冻过程。该研究将帮助研究人员和工程师了解冷冻过程,并为防冰的研究提供一些冻结特性参数。

著录项

  • 来源
    《Arabian Journal for Science and Engineering》 |2021年第11期|10631-10639|共9页
  • 作者单位

    Key Laboratory of Bionic Engineering Ministry of Education Jilin University No. 5988 Renmin Street Changchun 130022 People’s Republic of China State Key Laboratory of Automotive Simulation and Control Jilin University Changchun 130022 People’s Republic of China;

    Key Laboratory of Bionic Engineering Ministry of Education Jilin University No. 5988 Renmin Street Changchun 130022 People’s Republic of China;

    Key Laboratory of Bionic Engineering Ministry of Education Jilin University No. 5988 Renmin Street Changchun 130022 People’s Republic of China College of Biological and Agricultural Engineering Jilin University Changchun 130022 People’s Republic of China;

    College of Biological and Agricultural Engineering Jilin University Changchun 130022 People’s Republic of China;

    Key Laboratory of Bionic Engineering Ministry of Education Jilin University No. 5988 Renmin Street Changchun 130022 People’s Republic of China College of Biological and Agricultural Engineering Jilin University Changchun 130022 People’s Republic of China;

    Institute for Materials Discovery University College London London WC1E 7JE UK;

  • 收录信息 美国《科学引文索引》(SCI);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Freezing process; Freezing characteristics parameters; Morphology; Thermodynamics; Mechanics;

    机译:冷冻过程;冷冻特征参数;形态学;热力学;力学;

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