【摘要】 对在用车工况法尾气排放检测用3轴6滚筒重型底盘测功机的滚筒技术规格包括滚筒直径、第1轴和第2轴滚筒中心距、第3轴的滚筒与前两轴滚筒中心的中心距、第3轴滚筒相对于第1轴滚筒高度布置进行了研究,以保证被试柴油车在底盘测功机上正常运行,保证烟度排放的安全和准确测试。并提出了重型底盘测功机滚筒新的技术条件和计算公式。更多还原

【Abstract】 In order to meet the requirements of safety and accuracy of smoke emission test for heavy-duty diesel vehicles,the specifications of roller in heavy-duty chassis dynamometer are studied including roller diameter,the distance between axes of first two axles,the position of third axle relative to first two axles both horizontal and vertical.The new specifications and relevant calculation formulae for roller are given.更多还原