current frequency meaning in English
电流频率
Examples
- Development of ac - switch voltage current frequency adj - ustable power amplifier
交流开关式电压电流频率可调功率放大器的研制 - When the system is working , the photoelectric coder checks the speed of doubly - fed vscf wind power generator ; according as the principle formula of vscf , the excitation current frequency of rotor is calculated to satisfy the aim of vscf control
系统工作时，用光电编码器检测出发电机的转速，依据变速恒频的原理公式计算出应馈入转子励磁电流的频率，达到变速恒频控制的目的。 - Induction heated oil tempered spring wire is a kind of new technical material which has been developed since 1980s . it can be heated by means of eddy induced into itself through electromagnetic coil and this method is mainly used in surface quenching . with correct designing and reasonable current frequency , induction coil and heat treatment process selected , as well as plc controlling applied , the wire can be uniform heated along cross - sectional and longitudinal direction and can be quenched and tempered continuously
应加热油淬火-回火弹簧钢丝，是二十世纪八十年代发展起来的新技术材料，在国外称为itw induction heat oil tempered spring wire 。是通过线圈电磁感应钢丝本身产生的涡流进行加热，通常主要用于表面淬火。经正确设计，选择电流频率，合理的感应线圈及热处理工艺，并实施plc控制，可使钢丝整个截面及长度上得到均匀加热，进行连续整体淬火和回火。 - Studies the shield and anti - jamming techniques and designs the shield shell . designs the transmit microcircuit adapts to the far distance transmission . using the passive high - precision current transformer founds a method to measure dielectric loss based on fft which can eliminate effects of harmonic and current frequency excursion and conducts an experiment
利用所研制的高精度无源单匝穿心式小电流互感器,建立了一种基于fft的介质损耗测量方法,它可以有效地消除谐波和工频信号波形不工整的影响,并进行了实验验证。 - Considering the practicality in specific design , two different drive systems are designed in the electrical control system , that is , the hoist and gantry share a set of alternating current frequency conversion timing driving system , and the trolley and boom share a set of direct current adjusting voltage and timing system
考虑到实用性，设计的电气控制系统采用两类不同的驱动系统，即起升与大车共用1套交流变频调速驱动系统，小车与臂架俯仰共用1套直流调压调速驱动系统。