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Updated: Jan 15, 2026

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调查纳米涂层对板式换热器污染的影响:一项计算流体动力学研究
Hashem Aslami1, Mehdi Nakisa1, Hossein Esmaeili1
1Department of Mechanical Engineering, Bu.C., Islamic Azad University, Bushehr, Iran.
Biofouling
|October 13, 2025
概括
这项研究引入了乙乙烯共聚合物纳米涂层,以减少板式热交换器 (PHEs) 的污染. 数字双胞胎框架准确预测最佳维修时间,提高运营效率和寿命.
科学领域:
- 材料科学 材料科学 材料科学
- 化学工程是化学工程的重要组成部分.
- 计算建模 计算建模
背景情况:
- 板式热交换器 (PHEs) 在化学过程中至关重要,但由于污染而导致性能降低.
- 污染,特别是CaCO3级,降低了传热效率和运行寿命.
- 预测性维护和最佳维修计划对于PHEs至关重要.
研究的目的:
- 为了研究乙乙酸共聚合物纳米涂层在减轻PHEs上的CaCO3污染方面的有效性.
- 开发基于多物理模拟的数字双胞胎框架,用于在污染条件下预测PHE性能.
- 建立一种方法来预测PHE的最佳维修或更换时间.
主要方法:
- 在PHE表面上应用乙乙烯基共聚合物纳米涂层.
- 使用多物理模拟方法来模拟热传递和污染.
- 开发一个数字框架,作为PHEs的数字双胞胎.
- 预测系统效率下降和最佳干预点.
主要成果:
- 纳米涂层显著减少了CaCO3污垢厚度的58.8%.
- 与未涂层的PHEs相比,热阻降低了65.77%.
- 数字双胞胎框架准确地预测了热力学行为和污染进展.
- 在显著的效率损失之前,成功预测了最佳维修时间.
结论:
- 乙乙烯共聚合物纳米涂层有效地减少污染并提高PHE性能.
- 开发的数字双胞胎框架为PHE的运行寿命和维护计划提供了准确的预测.
- 这种方法提高了PHE在化工厂应用中的可靠性和效率.
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