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螺杆空压机运行过程中出现的排气温度过高现象的原因和解决方法。-j9九游会网址


       空气压缩机压缩空气泡沫系统中非常重要的一部分,其安全可靠性对泡沫系统运行至关重要,所以要做好日常的维护保养。
  之前已介绍螺杆空压机运行过程中出现的输出气量不足的原因和解决方法,现在介绍螺杆空压机运行过程中出现的排气温度过高现象的原因和解决方法。
 
 
  空压机在正常运行的情况下,如果排气温度出现异常,会导致机油变质,最终系统出现各种各样的故障。本文介绍了螺杆空压机运行过程中出现的排气温度过高原因和解决方法。
 
  一、油分滤芯故障
 
  油分滤芯在机组中起分离压缩空气和油的作用,油分滤芯出现故障后,有可能产生以下两种情况:1、油分滤芯堵塞,导致压缩机运行阻力增大、能耗增加,致使机组出现高温。堵塞后,可采用清洗处理,严重时必须更换油分滤芯。2、油分滤芯击穿或破损,导致油耗增大,油温增高,从而会引起排气温度升高。此时须及时更换油分滤芯。
 
 
  二、油滤堵塞
 
  油滤的作用是滤除压缩机专用油中的金属颗粒,杂质等,使进入主机的机油洁净,以保护主机安全运行。如果油滤出现堵塞,会导致排气温度过高,同时还会缩短机油和油分滤芯的使用寿命,经清洗处理后仍未恢复其原有的功能,则应及时予以更换。
 
 
  三、最小压力阀卡堵
 
  最小压力阀的作用是:在空气压缩机启动时,确保机组零部件的正常润滑;使油压维持在最小压力值,使油和气达到最佳的分离效果,以降低排气中的含油量;在空车或停机时防止压缩空气回流。该阀被卡堵不能打开或不能完全打开,则油气罐内压会升高,能耗损失大,引起排气温度升高。卡堵后可通过检修或更换处理。
 
 
  四、回油单向阀卡堵
 
  回油单向阀在机组中起到运行时接通油路系统,使油路循环畅通的作用,所以当回油单向阀发生故障不能打开或不能完全打开,会导致润滑油不能顺利进入机头,从而由于回油量不足会导致机组高温,引起排气温度升高。经清洗处理后仍未恢复其原有的功能,则应及时予以更换。
 
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