Then, the aforementioned rotor time constant online tuning scheme and sliding mode rotor flux observer are combined with the sliding mode current controller proposed in [18] and apply to a speed sensorless induction motor drives.
本论文结合了上述的转子时间常数线上调适器和滑模转子磁通估测器与在参考文献[18]中所提出的滑模电流控制策略，将他们应用在无转速感测器的感应马达速度驱动系统上。
Proposed an improved induction motor off-line parameter identification scheme for vector controlled AC motor drives.
摘 要：为进一步提高感应电机矢量调速系统的性能，介绍了一种改进的参数离线辨识方案。
A novel field weakening scheme for electric vehicles induction motor drive system is presented, which gives a solution to torque decreasing problem during field weakening region.
针对弱磁阶段电机转矩下降的问题，在弱磁阶段电压控制策略的基础上，通过适当的选择漏感，提出了一种简化的电压控制策略。
In this paper, the basic principle and the power factor of conventional SERDS are discussed. Aiming at its shortage of low power factor, boost chopper type SERDS is adopted. The equivalent circuit of the new scheme is built up, and then vector diagram is used to analyze the power factor of the system, also the harmonic distortion of the system is discussed. The experiment device is established base on a 380F/7.5 kW induction motor and a passive soft switching scheme is applied in order to improve the working condition of IGBT. At last, the experimental results are shown.
本文在分析传统串级调速原理的基础上，对系统的功率因数进行分析；针对传统串级调速系统功率因数低的缺点，采用升压斩波式串级调速系统加以改进；建立了升压斩波式串级调速系统的等效电路并采用向量图法对该系统的功率因数进行详细分析；分析了系统的谐波情况；构建了以7.5kW／380V电机为调速对象的升压斩波式串级调速系统实验装置，给出相应的实验结果；针对斩波器中IGBT处于硬开关状态的缺点，应用无源无损软开关技术予以改善，包括对软开关电路工作原理的分析、参数的设计并给出相应的实验结果。
After carefully analyzed the principle of standard SVPWM and traditional overmodulation methods, this paper proposed one simple and effective overmodulation scheme. Experiments were carried out in one 1.5kW induction motor and its results were recorded and analyzed by PZ4000 Power Analyzer and the proposed scheme were proved to be effective.
在分析了标准SVPWM算法和常见各种过调算法的原理的基础上，提出了一种简单有效的算法满足过调控制的要求，在1.5kW异步电机上进行了实验并使用PZ4000功率分析仪对其结果进行了准确测量与分析，证明了本文提出的SVPWM算法可以有效地提高电源电压的利用率。
The method was used to many applications such as industrial heating and speed control of induction motors. On the basis of the advantages and disadvantages of the methods of the high-pressured sodium lamp dimmer in both here and abroad, a new scheme is proposed.
并在研究和比较了国内外目前在高压钠灯调光方法的优缺点的基础上，提出了一种在目前的高压钠灯的调光系统中还未被使采用过的、有别于传统方法的、基于谐波分析理论和自动控制理论的实施方案。
Result of theoretical analysis and simulation indicate that bang-bang controller will result in torque ripple. 3. Through analyzing relationship between voltage and flux in induction motor, a stator flux oriented voltage vector control scheme is proposed.
对砰—砰控制的机理和实质加以论述，通过分析和仿真说明，无论是电流、磁链或是转矩的砰—砰控制都将引起转矩的脉动。
Firstly, this paper studied thoroughly design theory and application of the electromagnetism induction calefaction. Secondly, based on the above theory, put forward the collectivity scheme.
论文首先对电磁感应加热技术的原理及实现方式进行了深入的研究，并在此基础上提出了控制系统设计的总体方案。
Based on the analysis of the relationship between current and flux variables in induction motors, a stator flux-oriented current control scheme is presented instead of voltage vector control. This novel scheme achieves circular stator flux track and continuous torque regulation, which produce less torque ripples than that in DTC. It also reduces dependence on rotor parameters, and is especially insensitive to rotor resistance variation, thus robustness of the system is improved.
分析了电机内部电流及磁链的关系，提出异步电机按定子磁链定向的电流控制方案，通过分别调节定子电流的力矩分量及与磁链幅值相关的横轴分量，使系统在保持高动态响应下实现转矩的连续平滑控制，同时避免了对转子电阻、转子时间常数的依赖，提高了系统的鲁棒性。
These conclusions instruct the research and development of Industry Stylus Movement product based on linear motor, actuating device of Industry Stylus Movement head is a Tubular Linear Induction Motor which take on linear vibration functional principle, it proceed structural design for the scheme of new functional principle.
利用这些结论来指导基于直线电机的标记打印机产品的研制和开发，选择了具有直线振荡功能原理的圆筒型直线感应电机作为标记打印机打印头的驱动装置。
Based on the basic theory of variable frequency adjustable speed for induction motor, this paper presents a new design scheme " stator voltage and output double feedback ".
本文根据交流电机变频调速的基本理论，提出了一种定子电压和输出功率双反馈设计方案。
The induction starter/generator dual function power system is a competitive and alternative scheme for modern fighter, combat vehicles and automobiles.
采用异步电机的起动/发电双功能电源系统将是战机、战车和汽车等移动电源系统的一个有竞争力的发展方向。
This paper described the IC design optimization scheme of feed water heater by using Distributed Control System (DCS), of which, the principle of water induction protection of steam turbine and on-site signal pickup scheme have already been widely used in many projects.
介绍应用分散控制系统（DCS）加热器热控设计的优化问题，其中加热器防进水原则和信号摄取方法已在工程设计中应用。
Simulation of Field Orientation Frequency Converter of Induction Motor A DTC Scheme of Twelve-Section Stator Flux Linkage for PMSM
转子磁链定向矢量控制系统仿真研究永磁同步电机定子磁链十二区间直接转矩控制
Taking the advantage of back to back PWM converters, combining with AC excited electricity generating technology and the vector control strategy, the model of vector control scheme of doubly fed induction wind generator excited by the back to back PWM converters has been built.
根据双PWM变换器的优点并结合交流励磁发电技术和矢量控制技术，建立了双PWM变换器励磁的双馈感应风力发电机矢量控制系统模型。
Fabrication and Application of Hadfield Steel Carbon Steel Bimetals BURDEN SCHEME OF MAKING HADFIELD STEEL WITH INDUCTION FURNACE
高锰钢-碳钢复合板的制造和应用感应炉熔炼高锰钢的配料方案研究
Based on the conventional Class-E resonant high-frequency power amplifier, a new control scheme used in Active-clamped Class-E inverter for ultra-high frequency induction heating is proposed.
以传统的E类高频功率放大电路为基础，提出了应用于高频感应加热电源的有源箝位E类逆变电源的一种新型控制方法。
A Torque Ripple Minimization Scheme in Direct Torque Control of Induction Motors
一种异步电机直接转矩控制技术的转矩脉动最小化方案
Several key problems in software designing are introduced with emphasis, including the digital implementation of i_p, i_q algorithm calculating induction current, the generator scheme of PWM waveform and the implementation of digital PI controller using to control voltage in DC side by DSP.
重点介绍了软件设计中的几个关键问题的解决方法。包括ip，iq算法计算指令电流的数字实现，脉宽调制波形的产生方案和控制直流侧电压的数字PI调节器的DSP实现方法。
Sufficient and Necessary Relationships between Space Vectors of Induction Motor under Vector Control and a New Scheme of Rotor Parameter Adaption
感应机矢量控制时空间矢量的充要关系及一种新的转子参数自适应方法