驼峰半自动调速设备是采用一定的调速工具,由作业员对驼峰溜放车辆进行半自动调速的设备,因此按照采用的调速工具可以分为两大类:(一)减速器半自动控制设备;(二)铁鞋半自动控制设备。国外大多数国家采用前项设备,本文主要叙述这类设备。第二类设备是不完善的开路式半自动调速设备, Hump ​​semi-automatic speed control equipment is the use of a certain speed control tool, the operator of the hump slippery vehicles semi-automatic speed control equipment, so in accordance with the use of speed control tools can be divided into two categories: (a) reducer semi-automatic control equipment ; (B) iron shoes semi-automatic control equipment. Most foreign countries using the preceding equipment, this article describes the main types of equipment. The second type of equipment is imperfect open-circuit semi-automatic speed control equipment,