动车组锥齿轮箱飞溅润滑特性及箱体结构改进

邵帅,张开林,姚远,刘逸,王正洋

Splash lubrication characteristics and structure improvement of spiral bevel gearbox for electrical multiple unit

Shuai SHAO,Kailin ZHANG,Yuan YAO,Yi LIU,Zhengyang WANG

表 8 箱体结构改进前、后的搅油阻力矩和功率损失

Tab.8 Churning torque and power loss before and after improvement of gearbox

工况 nd/(r·min−1) Td/(N·m) ns/(r·min−1) Ts/(N·m) Ploss/W 1 600 0.056 240 0.889 25.86 10 600 0.047 240 0.652 19.33 5 3 000 0.811 1 200 47.782 6 258.77 11 3 000 0.756 1 200 41.697 5 476.91