串级调速
- 网络Cascade speed regulation;cascade speed control;cascade speed regulation system
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PWM整流器在内反馈串级调速系统中的应用
The application of PWM rectifier used in self-feedback cascade speed control system
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SVPWM在现代串级调速系统中的仿真研究
Research on the application of SVPWM in modern cascade speed control system
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PLC在晶闸管串级调速系统电气改造中的应用
The Application of PLC in the Electric Transformation of Thyristors Series SR System
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PLC控制的双闭环串级调速系统
PLC Control Double Loop Series Adjustable Speed System
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基于双PWM整流器绕线异步电机串级调速控制
Scherbius Variable-speed Control of Winding Induction Drive Motor Using Double PWM Rectifier
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应用电流单个神经元PI控制实现串级调速系统最佳运行
Single Current Neural Node Based PI Controller in Optimal Operation of Cascade Adjustable Speed Drive
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在现场成功运行的基础上,提出了用于交流电机串级调速新型Through-pass控制的晶闸管逆变器。
On the basis of the field successful application a novel through-pass controlled thyristor inverter for cascade control of AC-motor is presented .
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基于双IGBT的斩波式串级调速系统的研究
Research on chopper cascade-speed regulation system based on the two-IGBT
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串级调速系统中MIT自适应控制的应用研究
Application research of MIT self-adaptive control in bunch-rank speed-control system
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一种改善SCR串级调速系统动态性能的新方案
A New Scheme for Improving the Dynamic Performance of SCR Cascade Adjustable Sbeed Systems
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PWM型串级调速装置>O在交流调速装置中的应用
A Pulse-Width Modulated ( PWM ) Type of Cascade Connected Device for Speed Control & The Utilization of GTO for Alternating Current Device
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节能型GTO串级调速装置
A GTO Cascade Equipment of Saving Energy for Variable Speed Control System
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数字式现代串级调速双闭环控制系统的硬件电路主要包括,ADC采样电路、PWM控制信号输出电路、占空比设置显示电路。
The hardware of digital dual-loop control system include ADC sampling circuits , PWM control signal output circuit , Set and display duty cycle circuit .
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提出了采用内反馈串级调速,应用IGBT自关断器件斩波技术取代SCR元件斩波技术的方案。
Inner feedback cascade speed regulation scheme was proposed , which used a scheme of IGBT self-closed chopper technology to replace SCR .
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针对传统的双闭环调速系统存在的问题,利用模糊控制和常规PI控制的优点,设计出一种参数自调整FUZZY&PI调节器,作为双闭环串级调速系统的速度调节和电流调节器。
By synthesizing the merits of Fuzzy control and usual PI control , a dual coop serial speed varing system with fuzzy - PI controller was designed .
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从而阐明了当采用PWM型串级调速装置时,它的功率因数可得到一定程度的改善。
On the basis of this principle , if it adopts a PWM type of cascade connected device , the power factor is improved to a certain extent .
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验证了IGBT有源逆变在串级调速系统中应用的具体实现方法,由实验结果可知其确实能够提高系统的功率因数,达到更加节能目的。
Therefore , it verifies the specific realization method that IGBT active inverter applies in modern cascade control system , and can improve the power factor of system .
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建立了应用于串级调速系统的电压型PWM整流器的静态解耦模型,以此为基础进行了系统设计,并通过仿真和实验验证了该方案的可行性。
The mathematical model of inner-feed chopper cascade speed drive system is presented by state space average method , the author design speed and current regulator according to engineering method based on the mathematical model .
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曲线对比能够说明节能型GTO串级调速装置高功率因数的优点。
The comparison between these curves can be used to explain the advantage of the high power factor of a GTO cascade equipment .
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在此基础上搭建硬件实验平台,通过实验的手段证明了将SVPWM技术应用到现代串级调速系统中的可行性。
Based on this simulation results , I build the hardware experimental platform to prove the feasibility of applying the SVPWM technique to the modern cascade speed control system .
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由于定义出串级调速下的机电时间常数B,因此得出与SCR直流拖动相似的形式。文章中的数学模型与物理概念完全吻合,异于常见的形式。
We have obtained the similar form between SCR DC drive and this system by defining a machine-electro time constant B.The mathematical modeling is fully agreeable to the physical concept , different from the forms we have often seen .
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将可编程序控制器(PLC)应用于内反馈串级调速系统上,使系统按照预定程序完成起动、切换、运行、停机与保护等过程,实现全数字控制。
The application of the PLC to the internal feedback cascade control system makes the system finish such processes as the starting , switching , running , shutdown and protection as per the scheduled procedures , and realize full digital control .
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针对斩波式串级调速系统模型的不确定和系统强非线性的特点以及传统转速电流双闭环PI控制方法的缺点,提出了一种无源控制方法。
Aiming at boost chopper type slip energy recovery system 's indeterminate model and strong nonlinear character , also the disadvantage of the traditional control scheme , passivity - based control scheme is applied to solve these problems .
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深入分析了电压型PWM变流器的主电路和工作原理,在此基础上搭建了基于dq坐标系的内馈斩波串级调速系统控制框图。
The PWM voltage converter main circuit and operation principle is analyzed in depth . Control block diagram of the inner-feeding chopper cascade speed regulation system has been set up based on d-q coordinate system .
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从理论上分析了传统的低同步双闭环串级调速系统设计中存在的问题,用神经元自适应PID控制器代替低同步双闭环串级调速系统中PID速度调节器。
The backwards of design in the conventional double loop cascade driving system is pointed out . When an adaptive neuronal PID controller substitutes for the common PID in low synchronous double loop cascade driving system , performances of the system is improved well .
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借助瞬时无功功率理论,分析了PWM整流技术能够提高串级调速系统功率因数的原理,该技术提升了系统的功率因数和减少了网侧谐波含量。
With the help of instantaneous reactive power theory , the principle that PWM rectification technology can enhance cascade speed control system power factor has been analyzed . The technology has enhanced system power factor and reduced line side harmonic content .
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Matlab在自动控制专业毕业设计教学中的应用,以模糊串级调速和直接转矩控制系统为例,串级调速采用了空载与加载启动跟随性能。
N the application of Matlab in the professional teaching of automatic control for graduate design , taking the fuzzy cascade timing and fuzzy direct torque control system as example , The tracing performance of staring with free-load and burden was adopted in the fuzzy cascade timing .
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本文从工程应用的角度出发,在分析清楚和研究透彻高压电机斩波串级调速控制系统的基础上,实现基于PLC的串调控制系统的逻辑控制、定时控制、计数控制、顺序控制。
From the view point of engineering application , this thesis implements the PLC cascade speed regulation control system of logic control , time control , counting control and sequence control based on the crisp analysis and thorough research of high-voltage motor cascade speed regulation control system .
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介绍了新型的6kV/1250kW绕线式电动机的软开关升压型串级调速装置,它采用IGBT软开关升压电路结合晶闸管逆变器来实现转差功率的回馈并实现电动机的连续调速。
Cascade control system for 6 kV / 1 250 kW wound-rotor induction motor based on soft switching boost converter presented in the paper employs IGBT soft switching boost converter combining thyristor based 3-phase current source inverter to realize the power feedback and speed regulation .
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内反馈串级调速在马头发电总厂的应用
Application of Self-feedback Cascade Speed Control in Matou General Power Plant