液化石油气掺混空气替代甲烷化煤气的可行性林棋棋陶春辉张云芬（南京市燃气工程设计院，南京２１０００９）某公司目前供应厂内生活区用煤气为甲烷化煤气，该煤气生产系统自投运以来，存在下列问题：（１）由于甲烷化制气工艺不成熟，设备故障频繁，生产不稳定；（２）甲... Feasibility of Liquefied Petroleum Gas Blending Air to Replace Methanation Gas Lin Cheqi Tao Chunhui Zhang Yunfen (Nanjing Gas Engineering Design Institute, Nanjing 210009) The gas supplied to the living area of ​​a company is methanated gas. The gas production system Since the operation, there are the following problems: (1) As the methanation gas technology immature, frequent equipment failure, production instability;