Abstract: This paper introduced the development history, technical level and development status of high/ultra high slip motor, demonstrated its work principle, structure, property, technical parameters and use, pointed out that the motor featuring in good electricity saving property, high mechanical returns and excellent starting performance, discussed related independent intellectual property rights and characteristic techniques, lab test and field test of the motor as well as its application in oilfields both home and abroad, and put forward its further R&D orientations.

Key words: high/ultra high slip motor, work principle, structure, technical parameter, use, pumping unit, power facilities

摘要： 介绍了高、超高转差率电动机发展历程及技术水平和发展现状,提供了高、超高转差率电动机的工作原理、产品结构、性能特点、技术参数指标及用途;指出该产品具有节电性能好、机械收益高、起动性能优越等特点,并介绍了相关的自主知识产权、特色技术,产品室内试验与现场试验的情况,在国内外各大油田的现场使用情况,以及高、超高转差率电动机进一步研发方向。

关键词: 高、超高转差率电动机, 工作原理, 结构, 技术参数, 用途