在公铁竞争激烈、节能减排任务艰巨、油价持续高涨的当前现实背景下,将天然气作为替代能源,几乎已成为客运企业降低营运成本、实施节能减排的共识。相比压缩天然气(CNG),液化天然气(LNG)具有更安全、更经济环保等诸多优势,用作公路运输时更是客运企业的首选;因此,自2012年初以来,LNG客车市场销量屡创新高,各客车生产企业也都纷纷将注意力转向此 Under the current realistic background of intense public-railway competition, arduous task of energy saving and emission reduction and rising oil prices, using natural gas as alternative energy has almost become the consensus of passenger transport operators to reduce operating costs and implement energy saving and emission reduction. Compared with CNG, liquefied natural gas (LNG) has many advantages such as safer, more economical and environmental protection, and is also the first choice of passenger transport enterprises when used as road transport. As a result, the sales volume of LNG passenger vehicles has hit record highs since the beginning of 2012 Bus manufacturers also have to turn their attention to this