摘要
传统电梯靠摩擦曳引轿厢运行,因此其效率较低,新电梯传动系统采用链轮链条传动不需摩擦力做功,因而效率较高。
Rational elevator revolve by friction,therefore efficiency is lower。New elevator revolve system employ chain and chain well by chain is teeth on chain weal so that efficiency is higher.
出处
《节能》
2007年第4期46-47,共2页
Energy Conservation
关键词
电梯
轿厢
对重曳引
曳引轮
摩擦力
效率
链条
链轮
elevator
sedan box
support
draw
yedraw weel
friction
efficiency
chain
chain weel
