由铁道部机务局召开的ND_5型机车走行部质量座谈会于1987年3月23日～27日在济南西机务段举行。铁道部科学研究院、北方交通大学、上海铁道学院、四方车辆研究所、戚墅堰机车车辆工厂的有关专家及上海、济南、北京、沈阳四个铁路局的运用单位的有关技术人员参加了座谈会。针对ND_5型机车走行部的故障情况,与会同志着重从故障机理的理论分析入手,根据我国及 Held by the Ministry of Railways Bureau of Locomotive ND_5 locomotive quality seminar March 23, 1987 ~ 27 in the western part of Jinan was held. The relevant experts from the Ministry of Railways, the Academies of Science, the Northern Jiaotong University, the Shanghai Railway Institute, the Sifang Vehicle Research Institute, the Qishuyan rolling stock factory and the relevant technical personnel from the operation units of the four railway administrations in Shanghai, Jinan, Beijing and Shenyang participated in the symposium. In view of the fault condition of running department of ND_5 locomotive, comrades at the conference focused on the theoretical analysis of fault mechanism,