Explained with emphasis uses the BPTS series frequency changer to the engine bed main axle velocity modulation plan transformation, finally has produced the engine bed movement performance condition. 重点说明了利用BPTS系列变频器对机床主轴的调速方案改造,最后给出了机床运行的性能状况。
This paper introduces the principles of capacitive pules-width modulation circuit used in capacitive accelerometer, and the signal conditioning circuit is designed according to this plan. 介绍了用于差动电容式加速度计的脉宽调制电路原理,针对该方案设计信号调理电路,并提出了降低杂散信号的规则。
The basic principle of the linear frequency modulation absolute distance interferometric plan and the problems existed in beating frequency measurement are described. 论述了线性调频绝对距离干涉测量方案的基本原理以及拍频测量中存在的问题;
In the velocity modulation process, the control plan guarantees the rotor flux linkage to follow dose on the given value. 在调速过程中,控制方案确保转子磁链紧跟给定值,使输出的电磁转矩紧跟给定值。
Discussion on PET slurry continuous modulation plan 聚酯浆料连续化调制方案初探
Three Dimensional Treatment Plan System ( 3D-TPS), core of Conformal and Intensity Modulation Radiation Therapy Plan System, is increasingly applied to the process of malignant tumor therapy. 三维放射治疗计划系统是适形调强放射治疗系统的核心部分,已经被越来越多的用在肿瘤特别是恶性肿瘤的治疗过程中。
In this method, it mainly includes information system establishment, purchase organization structure modulation, purchase plan management, purchase provider management and goods transportation, stock and processing, also, it analyzes the real difficulties and policies while carrying out purchase management. 主要包括信息系统的建立、采购组织结构调整、采购计划管理、采购供应商管理、货物的运输储存加工等内容,同时分析了进行采购管理的现实困难及对策。
Regarding above 2 frequency division governor deflection, with the voltage and velocity modulation unifies to carry on supplementary, has analyzed the characteristic of the frequency conversion velocity modulation and the voltage and velocity modulation, it has realized the entire scope velocity modulation plan. 对于2分频以上的调速范围采用与调压调速相结合的方式进行互补,分析了变频调速与调压调速的特点,实现了全范围调速方案。
Finally, DSP is adopted to design the base band modulation system, its peripheral hardware circuits are analyzed in detail, OFDM system design plan is proposed and the design task is completed. 最后,采用DSP技术实现OFDM基带调制系统的设计,并对其外围硬件电路做了详细地分析,提出OFDM系统设计的方案,完成设计任务。