螺杆空压机装了变频器会喷油出来

2025-02-04 02:30:02
推荐回答(5个)
回答1:

如果是你自己改装的,会是这样的,因为螺杆空压机停机前需要先卸载,你改装了变频器,在加载状态直接停机了,机头进气口打开,电机没有了动力,机头会因压力而反转,螺杆油就出来了。

回答2:

具体的空压机变频器控制,改造时一定要注意控制逻辑,具体看品牌,英格索兰、阿特拉斯高端品牌,改造特别注意的是逻辑控制,及保护电路设计;其他中等牌子改造相对好处理些。。。
具体变频器可选ABB变频器、英飞克变频器;
方案简易分析:
1、能耗分析 加、卸载控制方式使得压缩空气的压力在最低工作压力值与最高工作压力值之间频繁地进行切换,在压力降至最小值时,打开进气阀,使压缩空气不断上升到最大工作压力值。在加压过程中,会向空气中释放更多的热量,从而导致地能的损失。同时,高于压力最大值的压缩空气在进入气动元件前,其压力需经过减压阀减压后再提供给气动元件,这一过程同样是一个耗能功能。当压力达到最大值时,通过关闭进气阀使电机处于空转状态,同时将分离罐中多余的压缩空气通过放气阀放气,这样就造成很大的能量浪费。据测算,卸载时的能耗约占满载运行时的20%~35%,而此时处于空载状态,在作无用功。很明显,在传统的控制方式下,要浪费很大的电能。
2、变频器恒压供气控制方式 针对传统供气控制方式存在的诸多问题,应用中远变频调速器进行恒压供气控制。我们可以把管网压力作为控制对象,通过压力变送器将储气罐的压力转变为电信号送给中远变频器智能接口,与压力设定值进行比较。并根据差值产生控制信号通过变频器控制电机的工作频率与转速.从而使实际压力始终接近设定压力。另外,电机从静止到正常工作由变频器来启动,实现了转启动,避免了启动冲击电流合启动给带来的机械冲击。
3、应用效果 经过中远变频器改造后,供气压力稳定,供气质量明显提高,排气温度下降5℃左右,电动机功率因素由原有的0.6~0.7提高0.9以上。节能效果明显。经测试,节电率≥20%,同时运行更加安全、可靠,生产工艺更趋优良,机器加工精度及寿命也进一步高。

回答3:

因为螺杆空压机停机前必须先卸载,关掉进气阀,如果直接停机了,进气阀动作比较慢,油气分离器内带压的的空气和油就会从气阀机头 出来了。

回答4:

螺杆空压机装了变频器会喷油出来,说明你是非专业的人安装的。利人又损己的做法。

回答5:

改装技术不成熟。问问专业公司去吧!

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