海水淡化柱塞式高压泵能量回收一体机的性能评价及应用研究

Performance Evaluation and Application Analysis of Piston Type Integrated Machine of High Pressure Pump and Energy Recovery Device Used for Seawater Desalination

针对中小型海水淡化装置无适用能量回收设备,运行能耗较高的问题,介绍一种集高压泵、能量回收设备和增压泵于一体的柱塞式高压泵能量回收一体机;分析此一体机的工作原理和结构特点,探讨能量回收效率等性能指标的评测方法,并分别通过实验平台和耦合在海水淡化系统中进行性能评测。测试结果表明此一体机可以很好的匹配中小型海水淡化装置,大幅降低其运行能耗。

There is no suitable energy recovery equipment for small and medium-sized seawater desalination plant and its energy consumption is relative high.Focused on the problem,this paper introduces a piston type integrated machine of high pressure pump and energy recovery device which integrates high pressure pump,energy recovery equipment and booster pump.This paper analyzes the working principle and structural characteristics of the machine,discusses the evaluation methods of energy recovery efficiency and other performance indicators,and conducts performance evaluation in the desalination system through the experimental platform and real seawater desalination plant.The test results show that the integrated machine can match the small and medium-sized desalination device,and greatly reduce its operation energy consumption.