为了适应我国重载运输的要求，需要对既有的减速顶调速系统进行改造。
In order to adapt the heavy load transportation in our country, we need to change existent retarder speed control system.
找出减速顶“死顶”形成的原因及制定应对措施，对调车工作安全具有重要意义。
It has importance to find the cause of "DE AD" retarder formed and make responding measure for the safety of shunting.
介绍TDJ2006分体活塞减速顶的研制及试验过程，详述了该顶的具体结构设计。
This article discusses the development and experimentation of TDJ2006 separate - piston retarder, analyses the development of structure and special feature in details.
本文提出TDW905N可控减速顶辅与微机速度控制系统，非常适合中、小能力驼峰编组场的自动化改造。
In this article, it is proposed that TDW905N controllable retarder, applied with microcomputer speed control system, is much suitable for automation improvement of small and middle Marshalling Yard.
接着介绍了几种改造方案，以解决既有减速顶调速系统能力不适应问题，并对各种方案进行了利弊分析对比，提出最终改造建议。
Then several methods are given, to solve the problem of existent retarder speed control system. And the advantages and disadvantages of the solved mode are given, we put forward the advice.
接着介绍了几种改造方案，以解决既有减速顶调速系统能力不适应问题，并对各种方案进行了利弊分析对比，提出最终改造建议。
Then several methods are given, to solve the problem of existent retarder speed control system. And the advantages and disadvantages of the solved mode are given, we put forward the advice.
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