对燃煤发电厂废水的反透机械蒸汽再压缩系统的联合建模和运行优化
Fengling Xie1, Yan Zhao2, Aipeng Jiang1
1School of Automation, Hangzhou Dianzi University, Hangzhou 310018, China.
Membranes
|March 27, 2024
概括
优化联合反透 (RO) 和机械蒸汽再压缩 (MVR) 系统可显著降低燃煤发电厂的废水处理成本. 这种方法将水生产成本降低22%,并降低了水的单位价格.
科学领域:
- 环境工程 环境工程
- 化学工程是化学工程的重要组成部分.
背景情况:
- 燃煤发电厂产生大量的废水,需要具有成本效益的处理解决方案.
- 更严格的环境法规增加了减少废水处理费用的紧迫性.
研究的目的:
- 为了优化复合反透 (RO) 和机械蒸汽再压缩 (MVR) 废水处理系统的运行性能.
- 为了最大限度地降低 RO-MVR 系统的水生产单位价格和日常运营成本.
主要方法:
- 开发并验证了RO和MVR过程的机制模型.
- 建立了RO-MVR系统的经济模型,以分析成本效益.
- 在各种操作条件下进行了优化分析.
主要成果:
- 优化的RO-MVR系统将水生产单位价格降至3.16元人民币/m3.
- 与未经优化系统相比,每日运营成本下降了22%.
- 经过优化后,证明了成本和水生产性能的改善.
结论:
- 优化的RO-MVR联合系统为减少燃煤发电厂零排放废水处理成本提供了可行的策略.
- 运营优化是提高先进废水处理技术经济效率的关键.
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