蒸发冷的工作原理???

北方地区有没有比较好的厂家?
2025-02-27 21:01:59
推荐回答(4个)
回答(1):

蒸发冷是指通过利用水分蒸发和空气强制循环来带走凝结热量,以冷却压缩机排出的高温高压过热蒸汽,使之冷凝成液体。

设备的传热部分为换热管组,气体从换热管组上部进入,经联箱分配给每根排管,完成换热后从下部管口流出。冷却水用循环水泵送至换热管组上部的布水器,布水器上装有高效防堵型喷头,将水均匀分布到每组排管上;

水在管外表面呈膜状流下,最后经水池上部的填料层落入水池中进行循环使用。当水流过冷却器管组时,依靠水的蒸发,利用水的蒸发潜热,使管内介质冷却。

扩展资料:

技术特点

1、采用逆流式结构,换热管采用蛇型结构,换热排管数量多,换热及气体流通面积大,气体阻力小,换热效率高;有效利用了冷却器内部空间,结构紧凑,占地面积小。冬季气温低时仍能正常运行。

2 、换热管为碳钢镀锌,耐腐蚀性强,设备的使用寿命长。

3 、布水器安装有高效喷头,布水及防堵性能好。

4、 集水池上部设有填料,增大了水的接触面积,进一步降低水温,减少了落水噪音。

参考资料:百度百科--蒸发冷

回答(2):

  1. 蒸发式冷凝器,是以水和空气作为冷却介质,利用部分冷却水的蒸发带走气体制冷剂冷凝过程所放出的热量。

  2. 其外壳是箱体形式标准件结构组合。内设有;喷淋水装置、蛇形冷凝盘管、填料热交换层、除水器、底部设集水盘。箱体外部设循环水泵,冷凝盘管侧面顶部装有轴流风机。工作运行时,冷却水由水泵送至冷凝盘管上部的喷嘴,均匀地喷淋在冷凝盘管的外表面,形成很薄的一层水膜。高温制冷剂蒸汽从蛇形冷凝盘管的上部进入,被管外的冷却水冷凝的液体从冷凝盘管的下部流出。水吸收了制冷剂的热量后,一部分蒸发变成了水蒸气,没有被蒸发的冷却水流过高效pvc散热片填料而冷却,冷却了的水滴在下部的集水盘内,供水泵循环使用。轴流通风机由顶部引风,强迫空气流动,形成箱内负压,促使水的蒸发温度较低,促进了水膜蒸发,强化了冷凝盘管外的放热,并使吸收后的水滴在pvc散热片填料中为空气所冷却。除水器的作用是阻挡空气流动中未蒸发的水滴,并使其流回水盘,以减少冷却水的消耗。引外,水盘内还设有浮球阀,当水分不断的蒸发消耗,浮球阀就会自动打开,给予补充冷却水。 

  3. 蒸发式冷凝器是一种高效的换热设备,具有节水、省电、低噪音、运行费用低、占地面积少、安装方便、使用寿命长的优点。

  4. 特别是在湿度较大,气温较高的地区其热交换效果明显于其他形式冷凝器。对比运行每年可节省大量的电和水,所以l蒸发式冷凝器是传统式黑冷壳管式;冷凝器和其他形式冷却器的理想代替品,具有很高的使用推广价值。

  5. 常州东立冷冻生产的蒸发冷不结垢,且内部管组换热面积较大,在环境温度10度左右,将循环水系统关闭,并将下部积水盘内的水放净,干式运行更省心省力。

回答(3):

蒸发冷却空调技术是一种环保、高效、经济的冷却方式。现在市面上的冷库使用蒸发冷的比例在持续增长,其原理简单来说就是在没有别的热源的条件下,水与空气间的热湿交换过程是空气将显热传递给水,使空气的温度下降从而达到制冷效果。

回答(4):

其实这个过程是一个冷热交换的过程。制冷设备排出的高热高压制冷剂汽化为气体从蒸发冷中的冷凝排管经过,使高温气体的制冷剂与排管外的喷淋水和空气进行热交换,蒸发冷中的排管曲折延长是高温气体尽量多的与喷淋水接触。喷淋水变成气体,利用水的汽化带走大量的热量。建议你搜一下山东北斗制冷,他们专业生产蒸发式冷凝器。

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