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- The papers study the technology of variable speed drive in electric submergible pump. 本文主要论述了潜油电泵系统变频调速的应用技术。
- From those studies, we may know the variable speed drive in electric submergible pump is feasible and may run reliably. 根据以上的研究可知,潜油电泵系统采用变频调速是可行的,并且能可靠地运行。
- The loading capacity of the submergible motor in variable speed drive control process is analyzed. 对潜油电动机在变频调速的负载进行了分析;
- Independent variable speed drives on telescoping section. 套车部件的自变数速度驱动器。
- "We looked into installing a variable speed drive on the press," explains Yager, "so we could stamp the aluminum at the slower speed and the steel at the original speed. “我们考虑在压机上安装一个可变速的驱动装置,这样我们就可以冲压铝件时降低速度,冲压钢件时恢复原来的速度。”
- The papers simple discribe the basic structure of the variable speed drive system in electric submergible pump> principle of PWM inverter and the basic structure of IGBT. 对潜油电泵变频调速系统的基本结构、PWM逆变器原理以及IGBT的基本结构进行了简单介绍。
- This papers mainly study the influence of variable speed drive to the electric submergible pump system, for instance, long motor leads effect and common-mode voltage. 本文主要是分析了变频器对潜油电泵系统的影响,特别是长线传输问题及共模电压问题。
- Being a market leader in the electrical transmission and distribution field, MPCL has been providing a wide range of heavy electrical equipment including power transformer, high voltage switchgear, variable speed drive, etc. 作为输配电行业的先驱,明电太平洋提供一系列强电电器设备,包括电力变压器、高压开关等。
- An ABB variable speed drive system is to power the giant fan that generates subsonic wind speeds at Boeing's flagship wind tunnel in Philadelphia. ABB的一个变速驱动系统正在为波音公司在费城的旗舰风洞的大型风扇提供动力,以制造出次音速风速。
- Adopting the variable speed drive (VSD) technology can effectively broaden high efficiency range of pump and benefit to energy saving and decrease energy consumption to ensure the pump lifting. 采用变频技术,可有效增宽泵的高效区,有利于节能降耗,并可保证泵的举升扬程。
- For variable speed drives, a speed set-point box should also be provided, with indicator of running current. 针对不同速度的驱动器,还应该提供带有当前运行指示器的速度置位点框。
- Further examples of non-linear loads include common office equipment such as computers and printers, and also variable speed drives . 关于非线性负载进一步的例子包括诸如电脑和打印机常见的办公设备,也可是变速驱装置。
- Starting with products for traction in the seventies, LEM expanded into a vast area of industrial applications, including variable speed drives for motors and power supplies. 根据工作需要,我们将会为员工制定各种培训方案,同时也会考虑到员工的个人发展计划,使员工在一定时期内实现个人发展目标,达到公司与员工双赢的目的。
- Fan Coil Variable Speed Drive From Carrier 开利的变频风机盘管
- The variable speed drive V-Belts for motor-cycle 摩托车变速V带
- Using Variable Speed Drive for Roll-Over Machines 变频调速系统在翻车机传动装置上的应用展望
- variable frequency variable speed drive system 变频调速系统
- Asaii, D F Gosden, and S Sathiakumar, “Neural network applications in control of electric vehicle induction machine drives,” power electronics and variable speed drives, 23-25 september, 1996. 苏木春,张孝德,机器学习:类神经网路、模糊系统以及基因演算法则,全华科技图书,2000。
- Change oil of the redactor in the drive device annually. 驱动装置的减速器每年换油。
- engagement infinitely variable speeds drive 无级变速