Stady of Injection Mechanism for Inline Process of Extrusion and Injection;
挤压一线式注射机构的开发
Aiming at the phenomena of two border upon workroom at the same time(power) cut in the centra-(lized) power supply mode of great online UPS,the advantages and disadvantages and reliability in several power supply mode of great on-line UPS were analyzed.
针对大型在线式UPS集中供电模式中两相邻工作房间同时出现停电的现象,对大中型UPS几种供电模式的优缺点及其可靠性进行了分析研究。
The application of digital control in Triple Conversion single-phase on-line UPS system is presented.
对单相三变换在线式UPS的控制系统全数字化进行了设计研究 ,采用TI公司专为数字控制设计的DSP芯片TMS32 0F2 4 0为核心 ,使得控制系统结构简单 ,成本降低 ,整个系统性能可靠。
The performance of the on-line UPS is the best among all kinds of UPS, and it is widely used in many fields.
信息技术的发展推动着CVCF-PWM电源向数字化方向发展,而在众多的UPS中,在线式UPS的性能最好,应用最为广泛。
A new digital on-line UPS based on TMS320LF2407 is described and its operation principles are analyzed in this paper.
介绍了一种新型的基于TMS320LF2407控制芯片的全数字在线式不间断电源,并分析了该UPS的工作原理,实验结果表明该电源具有结构简单,控制方便,抗干扰能力强等优点。
This paper introduces a new on-line operating system ZDFW for preventing electricmal-operation with computer.
文章介绍了一种全新的防误操作系统-ZDFW型在线式微机防误操作系统,给出了其系统组成, 论述了其工作原理,通过与其他防误系统的比较,指出了其先进性和可靠性,展望了其广阔的应用前景。
An on-line carbon-in-ash measuring system is designed and tested.
阐述了利用微波技术来测量飞灰含碳量的原理,研究了微波功率衰减和含碳量之间的关系,并设计了一套在线式微波测碳仪系统。
The installation of main type CT has ever been rather difficult.
大型母线式电流互感器(CT)的安装一直比较困难,针对这个问题介绍了一种母线式CT安装装置。
Application of linear displacement sensor in earthquake simulation shaking table experiment;
直线式位移传感器在地震模拟振动台试验中的应用