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哈尔滨铁路局减速顶调速系统研究中心(简称哈中心)20年来,共研制出TDJ系列产品10类48种,在此基础上创造出7种减速顶调速系统,为国家创产值1.5亿元,创外汇1000多万美元。目前,12个铁路局和26个省市自治区都应用了TDJ技术,在130多个铁路编组站和厂矿企业共安装30多万台减速顶,同时出口波兰、独联体等国家3万余台。现在,正努力做好技术准备,争取早日向伊朗、美国、
Harbin Railway Bureau deceleration top speed system research center (Ha Center) for 20 years, developed a total of 48 types of TDJ products in 10 categories, on this basis to create seven kinds of deceleration top speed control system for the country to create a value of 150 million yuan , A foreign exchange more than 10 million US dollars. Currently, 12 railway administrations and 26 provinces, autonomous regions and municipalities have applied TDJ technology, installed more than 300,000 decelerating roofs in more than 130 railway marshalling plants and factories and mines, and exported more than 30,000 sets of products to countries such as Poland and the Commonwealth of Independent States . At present, efforts are being made to make technical preparations for the earliest possible return to Iran, the United States,