介绍了南京炼油厂变频调速技术用于焦化富气离心压缩机高压电动机系统的情况。
The application of frequency governing technique in high voltage motor system of centrifugal compres sor for coker rich oil gas was introduced.
针对这些问题，本课题研究开发了一种中高压三电平变频调速装置，降低电机的能耗、提高系统的性价比。
In this issue, a device of variable velocity variable frequency on medium-high voltage three-level is developed to reduce energy consumption and improve the cost-effective for the previous problems.
从直接高-高型变频调速系统的概念，引入高压变频器在这种特殊调速系统中的重要性。
From the concept of direct high-high type frequency control system, introduce the importance of high-voltage in this particular speed control system.
在指出火电厂辅机系统现有流量调节方式缺点的基础上，将高压变频调速控制相对传统调速方式的节能原理进行详细的比较分析。
This paper introduces the electric principle, technical parameter, performance characteristic and configuration form of auxiliary electrical system for HXD2 type AC driven freight electric locomotive.
在指出火电厂辅机系统现有流量调节方式缺点的基础上，将高压变频调速控制相对传统调速方式的节能原理进行详细的比较分析。
This paper introduces the electric principle, technical parameter, performance characteristic and configuration form of auxiliary electrical system for HXD2 type AC driven freight electric locomotive.
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