A new slip frequency vector control scheme with speed calculation algorithm is proposed in this paper.
本文提出一种带有速度推算算法的转差频率矢量控制。
An algorithm for fuzzy sliding mode control was proposed for AC speed drive with a slip frequency vector control.
针对滑差频率矢量控制交流调速系统,提出并设计一种模糊滑模控制算法对速度环进行控制。
In this thesis, a slid frequency vector control system and a speed sensorless vector control system based on reactive power are investigated and analyzed.
本文研究分析了转差频率型矢量控制和基于无功功率的无速度传感器矢量控制。
The method USES Chinese character frequency vector to represent categories and texts, and computes the comparability between categories and texts to predict the category.
本文以汉字的字频向量作为语体类别的表示方法,通过计算类别向量与文本向量的相似度来确定文本的类别。
In the new scheme the speed sensor of general slip frequency vector controlled system is replaced with speed calculation algorithm, so it has the merit of wide applicability.
这一新的控制方案用速度推算算法取代常规转差频率矢量控制系统中的速度传感器,具有适用性广的优点。
For the load of equipment, such as the operation of complex features, using the main exchange Frequency vector control technology, using advanced car AC servo control technology.
针对该设备负载大、运行情况复杂等特点,主轴采用了交流变频调速矢量控制技术,小车采用了先进的交流伺服控制技术。
Moreover, corresponding to different filter length N and frequency vector setting modes(traditional symmetry or even symmetry), 4 types of all-phase half-band filters were designed.
并针对不同的滤波器长度N和频率向量的设置(传统对称或偶对称),设计出了4种全相位半带滤波器。
In this paper, a slip-frequency vector control system using a single-chip micro - computer 8031 of MCS-51 family for variable frequency speed control of induction motor is introduced.
本文介绍了一种采用MCS—51系列单片机8031对异步机实行滑差频率矢量控制的调速系统。
This paper describes a slip frequency vector control system of induction motor using chip microcomputer MCS-51. A structure with parameter adaptive compensation is analysed and designed.
本文介绍一种采用单片机MCS - 51实现的异步电机滑差频率矢量变换控制系绕,分析并设计了具有参数自适应补偿的系统结构。
Based on the static characteristics of induction motor, this paper analyzes the braking function of general voltage vector controlled frequency converter.
本文从感应电机的静态特性出发,分析了通用电压矢量控制变频调速器的制动功能。
It is very important to apply rotation vector algorithm to the GFSINS that how to attain the relative angular displacement and meet its precision and updating frequency.
为了在无陀螺捷联惯导系统中应用旋转矢量算法,如何获得载体的相对角位移、并保证载体相对角位移的精度和更新频率是非常重要的问题。
Frequency conversion technology based on vector control theory, design of steel industry processing lines of induction motor driving program.
基于变频调速技术和矢量控制原理,设计钢铁行业处理线的交流异步马达的传动方案。
The item of attribute frequency in the scan vector was taken as heuristic information to improve the efficiency of attributes reduction.
以扫描向量中的属性频率项作为属性约简搜索的启发信息,提高了属性约简效率。
Against the heavy equipment load and complex operations characteristic, the spindle used vector control technology of ac frequency speed control; the car used advanced ac servo control technology.
针对该设备负载大、运行情况复杂等特点,主轴采用了交流变频调速矢量控制技术,小车采用了先进的交流伺服控制技术。
All speed regulators are vector frequency converter.
所有调速器均采用矢量变频器。
This paper briefly introduces the basic idea of vector control and its application in asynchronous motor frequency control of motor speed is discussed.
简要介绍了矢量控制的基本设想,并就其在异步电动机变频调速中的应用展开讨论。
A new multi-stage vector quantizer (MSVQ) of line spectral frequency parameters is designed.
设计了一种新的线谱频率参数多级矢量量化编码方案。
The results indicate that ESPRIT algorithm based on vector sensor can obtain higher resolution frequency estimation than that based on pressure hydrophone.
结果表明基于矢量传感器的算法比基于声压传感器的算法具有更高的频率估计精确度。
The application shows that it can analyze the change of the short-time energy of vector signals as frequency and time change, being applicable to the fault diagnosis of rotational machinery.
研究表明,短时矢功率谱可以对矢量信号的短时能量随频率、时间等的变化过程作出分析,可以应用于旋转机械故障诊断实践中。
The failure vector, failure frequency sequence, maintenance vector, and renovation sequence of repairable components were constructed.
构造了元件的故障向量、故障频率序列、维修向量和修复序列。
The control signals of invertor are produced by space vector modulation to achieve a small torque ripple and constant switch frequency.
以空间矢量调制方法来获得逆变器的开关信号,实现了小的转矩脉动和恒定的开关频率。
If the space shift invariance is replaced by the time shift invariance, the high resolution frequency estimation can be obtained using a single vector sensor.
如果将空间的位移变成时间的延迟,单个矢量传感器可以实现高分辨率的频率估计。
The stator flux-oriented vector controlling strategies of keeping stator frequency constant and capturing the maximum wind power are verified by experiment results.
实验结果验证了定子磁链定向的矢量控制策略既能保证定子输出频率恒定,又能较好地跟踪风力机的最大功率输出。
Secondly, when the operation frequency is given, the dispersion relation between transverse wave vectors were analyzed with various longitudinal wave vector or modulation coefficients.
其次,在给定工作频率的情况下,分析了不同纵向波矢量和不同调制系数时的横向波矢量间布里渊区色散特性。
This scheme is based on the rotor flux, through the fixed switching frequency and using space vector modulation (SVPWM) method vector control.
本文方案是基于转子磁链定向、通过固定开关频率、运用空间矢量调制(SVPWM)方法的矢量控制。
In this paper, we present a frequency conversion electromotor system organized by voltage vector transducer and induction-motor.
本文研究了用电压矢量变频器和感应电动机构成的变频电动机系统。
The support vector clustering(SVC)algorithm was introduced to detect linear modulation frequency(LFM) signal and estimate its parameter.
文中引入支持向量聚类(SVC)算法对多分量LFM信号进行检测和参数估计。
In the process of measuring radio frequency absorb material by vector network analyzer, the impedance of rectanglecoaxial measuring device is mismatched and cause redundant reflection.
在使用矢量网络分析仪对射频吸波材料进行测试的过程中,由于矩形同轴装置阻抗不匹配,将引起不希望有的反射。
This paper provides both vector control and frequency difference control to modulate the system of double motors transmission.
提出一种通过矢量控制和差频控制原理控制的双电机传动系统。
This paper provides both vector control and frequency difference control to modulate the system of double motors transmission.
提出一种通过矢量控制和差频控制原理控制的双电机传动系统。
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