In this paper the cost/performance ratio of different model air-compressors for nitrogen-generation is compared and the centrifugal type air-compressor is suitable for use in float glass factory .

• 结合实际情况,对几种制氮设备配套空压机进行了比较,认为浮法玻璃生产选用离心式空压机比较合适,并介绍了其使用方法。