水冷螺杆式冷水机组如何保养

2025-03-28 10:06:08
推荐回答(2个)
回答1:

以水冷螺杆式冷水机组为例,保养内容及顺序:每天每次检查压缩机的油压及油量:探测系统是否有制冷剂泄漏:运转冷水机组,检查操作状况;检查异常的声响、震动及高温状况;检查冷媒运行中冷凝器及冷却器的温度、压力:检查运转部分润滑情况及添加适当润滑油;检查冷水机出入水温度及压力;检查各阀门。

回答2:

正确的维护和及时的保养有利于保证水冷螺杆式冷水机组时刻处于安全稳定运行状态,并有效的延长机组使用寿命。这里的维护保养,是指对机组的预防性保养,下面,东跃进制冷就详细说说水冷螺杆式冷水机组如何保养。

机组维护保养工作的最基础,就是每天以适当的时间间隔(例如一小时)真实的记录机组的运行参数,填写机组运行参数表。真实而且完整的运行参数记录有助于分析机组运行的可能发展趋势,有助于及时发现和预测机组可能要出现的问题,做到防范于未然。

关于水冷螺杆式冷水机组保养顺序,我们主要分为以下几种方法进行。

一、日常维护。

保证每天按照规定的程序开机、关机,并且按照一定的时间间隔记录运行参数。机组开始运行24小时后对冷冻、冷却水过滤器清洗一遍。并通过控制柜的压力表显示检查机组的蒸发器和冷凝器压力,看看蒸发温度和冷冻水出水温度的差值、冷凝温度和冷却水出水的温度差值。此外,还应注意检查制冷剂过滤干燥器,如干燥过滤器出口位置有结霜想先,则说明有堵塞,应及时更换制冷剂过滤干燥器。检查油箱中的油位是否有变化,如过有较大的下降,应及时添加冷冻油。

二、定期维护。

定期维护包括每周、每月、每季度、每半年、每年的维护保养。

每周检查并分析运行参数记录表。

每月检查电源接线的紧固螺栓有无松动,并查看各运动部件有无杂音,运行是否正常,制冷系统的高、低压力值是否正常,各电机的运行电流、机组的绝缘电阻是否正常,干燥过滤器及视镜是否正常,并清洁滤网,如果视镜有湿度显示(颜色变红),则需更换过滤器芯。

每季度维护则是在每月的基础上,在机组满负荷运行的情况下检查制冷剂通过制冷剂干燥器时所产生的温降。

每半年维护是在前面的基础上,还应对冷冻油进行理化分析,以便判断机组中制冷剂的含水量及酸度,并对控制柜、启动柜和电机的所有可能松动的电气接头进行紧固检查。

每年维护是在之前一系列操作基础上,如果出现冷冻油已经乳化,应更换同品牌同型号冷冻油。必要时更换冷冻油过滤器。并且每年至少一次拆开安全阀出口的接管,仔细检查阀体,看其内部是否有腐蚀、生锈、结垢、泄漏等现象,如果有腐蚀或泄漏,则需要更换安全阀。此检查应由维修人员进行。

东跃进制冷在此建议,每3年还需做一次全面的检查,特别是检查压缩机的振动情况【保养找他,开头135,中间是1031,后面是2532】,确保压缩机内部各部件状况良好,对机组进行气密性检查,检查换热铜管是否有泄漏;有必要时对压力容器主要焊缝(蒸发器和冷凝器筒体纵缝及环缝)进行无损检测,以确保使用安全,对电气操作及安全控制进行检查,确保各电气部件状况良好。

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