The function configuration realization of operation station and field control unit is discussed in this paper . this control system has successfully applied in jiangsu province qishuyan locomotive and railway car factory . the system has strong function , good control effect , and generalize application value 本课题设计的牵引电机试验台现场总线控制系统已经在江苏戚墅堰机车车辆厂得到了成功的应用，系统功能强大、控制效果好，在铁路厂、段具有良好的推广应用价值。
Qishuyan locomotive & rolling stock works , situated in changzhou city , jiangsu province and founded in 1905 , covers an area of 1 , 760 , 000 square meters , owns 4 , 500 unitssets of various mechanical equipment , and possesses a comprehensive production capability of forging & casting , machining , riveting & welding , heat treatment , tooling & patterns and sophisticated measures for physical & chemical tests , metrological measurements & inspection . it is an important base for manufacturing artery dedicated diesel engine locomotives , freight wagous , heavy duty diesel engines and railway components , which have won the credit and trust from customers by their excellent quality and outsanding aftersales service and enjoy good sales throughout the country and in countries in europe and america 公司说明：戚墅堰机车车辆厂地处经济发达、科技进步、风景秀丽、人杰地灵的江苏省常州市，创建于1905年，占地176万平方米，拥有各类机器设备4500台，具有锻铸、机加工、铆焊、热处理、工装模具等综合生产能力，以及齐全的理化试验、计量和检测手段，是我国铁路干线内燃机车、货车、大功率柴油机和铁路配件的重要生产基地，以优质的产品和优良的服务羸得客户信赖，产品销售遍及全国并远销至欧美等国际市场。
