摘要
对东风4A(B) 型机车和东风4D型机车作了性能比较 ,指出东风4A(B) 型机车改型升级为东风4D型机车是必要的 ,也是可行的。论述了改型后的性能提高情况和各主要设备如柴油机、主发电机、牵引电动机等的改变情况 ,还就已改型的 10台机车的运用情况作了介绍。
The performances of DF_ 4A(B) and DF_ 4D locomotive are compared . It is necessary and feasible to upgrade DF_ 4A(B) into DF_ 4D . The performances of upgraded locomotive and some main equipments such as diesel engine, generator, and traction motor etc. are presented. It also presents the application circumstances of 10 upgraded locomotives.
出处
《内燃机车》
北大核心
2001年第12期10-12,36,共4页
Diesel Locomotives
