随着市场经济快速发展,铁路运输已经成为国民经济能否快速发展的关键环节,铁路电气化是实现铁路运输高速、重载的有效途径,也是铁路建设现代化的重要标志。电气化铁路由于具有高速、重载、对环境无污染等特点,使得铁道电气化已成为我国铁路发展的必然趋势。 With the rapid development of the market economy, rail transport has become a key link in the rapid development of the national economy. Electrification of railways is an effective way to realize high-speed and heavy-haul railway transportation and an important symbol of modernization of railway construction. Due to its characteristics of high speed, heavy load and no pollution to the environment, electrified railway has become an inevitable trend of railway development in our country.