modulation voltage meaning in English
调制电压
Examples
- At last , this paper also design a small capacity buck - boost type chopper system , pointing out the problems and difficultes of the ac modulation voltage system in the future
最后，对小容量斩波控制buck - boost电路调压系统作了初步的设计，指出了本课题研究调压系统有待解决的一些问题。 - This paper investigates the induction motor full digital ac frequency conversion system , and develops an ac motor experiment platform based on dsp tms320f240 , the software and hardware implementation of the system is discussed in detail . the industry computer controls the dsp to output the space vector pulse width modulation voltage wave ( svpwm ) onto the induction motor . using this software we can view the state variable waveform on the pc and modify the variable in the dsp memory
本论文结合“基于dsp的交流电机实验控制系统”实际科研项目，开发出基于dsp的全数字交流电机实验控制平台，给出了该系统平台的软硬件设计方案，该系统使用工控pc机对下位机dsp进行实时控制，在dsp中依据选定的电机控制策略程序，发出空间矢量脉宽调制形式的电压波形，实现对交流电机变压变频控制；在上位机中能实时查看变量波形，并对dsp内存变量进行修改，在该平台上能方便的使用软件实现各种高性能的电机控制算法。 - Lithium niobate is a kind of ordinarily material for guide - wave devices , it can realize low modulation voltage , fast switch velocity , low material costs , simple fabrication process and it is a mature technology . at present , lithium niobate is applied in fast optical network and optical signal processing systems
Linbo _ 3是由来已久的波导类器件的材料， linbo _ 3材料能实现较高的调制速度和较低的调制电压，材料成本低，工艺相对简单，是较成熟的技术，目前在高速光网络和光信号处理网络已经有着重要的应用。 - The tests of e - o applications by our flux ktp has been realized , the results showed : optical waveguides fabricated by using an ion - exchange process , which have an exchange - ion concentration depth profile and refractive - index profile , is close to a complementary error - function distribution , optical homogeneity and device thermal stability is much better . amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2 . 5 % at 1064 nm . high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width , this modulator had run for three years , and the crystal did n ' t blackened , it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶体的电光应用试验表明：用离子交换法制作的电光波导，其离子交换浓度、折射率变化符合余弦误差函数，光学均匀性以及器件的温度稳定性较好；制作的强度调制电光开关，消光比为150 ： 1 ，对1064nm激光的插入损耗为2 . 5 ；制作的电光调制器用于激光脉冲整形试验，从脉冲宽度50ns的激光脉冲削出脉宽1ns的高质量光脉冲，该电光开关经过长达三年多的使用，没有出现晶体变黑现象，说明本实验的低电导率ktp晶体能够耐受长时间的调制电压。