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1 问题的提出空调客车上装用的空调机组 ,由于受车辆的振动、冲击、风压以及太阳辐射、雨水、灰尘的影响 ,极易发生故障。其中 ,通风机、冷凝风机、压缩机 (以下简称“三机”)的烧损故障尤为突出。表 1为近几年来青岛车辆段空调三机故障的统计情况。2 原因分析三机烧损的原因
1 The question put forward Air conditioning unit used in air-conditioned bus upload, due to vehicle vibration, impact, wind pressure and solar radiation, rain, dust, easily broken down. Among them, fan, condenser fan, compressor (hereinafter referred to as “three”) burning failure is particularly prominent. Table 1 for the past few years, Qingdao car depot air conditioning three machine statistics. 2 reasons to analyze the reasons for burning three machines