Both simulation and experimental results confirmed that the fuzzy logic approach is feasible and can be an interesting alternative to conventional control, even when the system model is known and linear. Performance analysis of fuzzy logic based speed control of. Nov 15, 2011 for the induction motor are given and their implementation in simulink is outlined. A high performance induction motor drive system using fuzzy. The effectiveness of the proposed control strategy is evaluated under different operating conditions such as of reference speed and for load torque step changes at nominal parameters and in the.
Induction motor using fuzzy logic control, international journal of innovative research in electrical, electronics, instrumentation and control engineering vol. Fuzzy logic speed control of an induction motor sciencedirect. There are 25 fuzzy rules for selftuning of each parameter of pid. A pid controller to control the speed of the dc motor is designed using uatlab simulink the fuzzy logic controller is designed to control the speed of the dc motor the required drive circuit to implement the control action of the fuzzy logic controller designed the different controller results are compared. The benefits of using fuzzy logic controller in control system have been demonstrated in a variety of applications 6lo. Induction motor drive using indirect vector control with. This paper presents a comparison between a fuzzy logic controller and a. Speed control of a doubly fed induction motor using fuzzy. The speed control of induction motor is more important to achieve maximum torque and efficiency. Keywords fuzzy logic control, induction motor, luenberger observer, sliding mode control.
Matrix converters in direct torque control of induction machines. Fuzzy logicbased induction motor protection system. This thesis paper portrays the way of implementing fuzzy logic in improving. Induction motor speed control using fuzzy logic controller v. Speed control of dc motor using fuzzy pid controller 1umesh kumar bansal and 2rakesh narvey 1dept. The main objective of this paper is to ameliorate the performance of direct torque control of induction motor for a wide range of speed control using fuzzy logic. The performances of proposed fuzzylogicbased controller have been verified by computer simulation. In recent years, the field oriented control of induction motor drive is widely used in high performance drive system, because of its advantages like high efficiency, very simple, extremely rugged, good power factor. Pdf speed control of a doubly fed induction motor using. Overall simulink model of sensorless control of induction motor using mras with fuzzypi controller the sensorless control of. In this paper, the dc motor speed controller with an embedded system is designed and the speed of dc motor is controlled using a fuzzy logic control flc technique. Introduction the induction motor im drives controlled with the vector control method has found wide acceptance in the industry. Pdf speed control of dc motor using fuzzy logic technique.
Fuzzy logic based speed control system for three phase. In this paper direct torque control dtc is applied for induction motor control fed by three phase pwm inverter. Section 2 presents internal dynamics of the induction motor in state space form. Speed control of a doubly fed induction motor using fuzzy logic. It is inferred that drop in speed occurs at the time. Hardware implementation is based on a standard 1632bit microcontroller, without the need of any additional components for the fuzzy logic controller. Improvement in direct torque control of induction motor using. How to implement speed control of induction motor using fuzzy logic. This paper presents a modified fuzzy control for speed control of induction motor im. Pdf indirect field oriented control of induction motor using fuzzy. The zn pid is adopted because its parameter values can be chosen using a simple and useful rule of thumb. In this paper all three methods for torque and flux control of induction motor i. The use of fuzzy logic controller flc produces required output in a linguistic variable fuzzy number. Fuzzy logic control, induction motor, indirect vector control, speed control, pi controller.
Direct torque control of induction motor drive using pi. Thus, a precise speed control of induction motor operation is achieved. Fuzzy logic 10,11,12 is an important tool of artificial intelligence, which used in motion control, 14, 15,16,17, brings important advantages 18 and increases control quality. Speed control of brushless dc motor using fuzzy based. Fuzzy logic based mras speed observer for control of induction motor drive md. This thesis presents a methodology for implementation of a rulebased fuzzy logic controller applied to a closed loop voltshz induction motor speed control. Zeb k, ali z, saleem k, uddin w, christofides n 2016 indirect fieldoriented control of induction motor drive based on adaptive fuzzy logic control. This paper presents a control scheme of a fuzzy logic for the brushless direct current bldc.
They are being used as actuators in various industrial processes, robotics, house appliances and other similar applications. Speed control of induction motor using fuzzy logic. Matlab central have to remove all this kind of upload which does not contain any simulation or code. Comparative study of speed control of induction motor using pi and fuzzy logic controller doi. Sinusoidal pwm the control method used in this is scalar control. Pdf speed control of induction motor using fuzzy logic. The model of induction motor uses vector control and. Direct torque control of three phase induction motor using. Pdf induction motor speed control using fuzzy logic controller. Pdf speed control of an induction motor using fuzzy. Hybrid speed control of induction motor using pi and fuzzy. The analysis, design and simulation of the fuzzy logic controller for indirect vector control induction motor are carried out based on fuzzy set theory.
World academy of science, engineering and technology 60 2011 fuzzy logic speed control of three phase induction motor drive p. Induction motor speed control using fuzzy logic controller file. Thus, it can be one of the best available answers today for a broad class of. Soft computing technique fuzzy logic is applied in this paper for the speed control of induction motor to achieve maximum torque with minimum loss. Amal youssef on 30 nov 2015 i want to control the speed of induction motor by vf control using fuzzy logic controler, can anyone send me circuit diagram of the same,or matlab simulink. Overall simulink model of sensorless control of induction motor using mras with fuzzy pi controller the sensorless control of induction motor using mras is. Induction motor performance is checked through the simulation studies in matlabsimulink environment. Speed control of dc motor using fuzzy pid controller. Speed control of brushless dc motor using fuzzy based controllers. Prabhakar abstractbecause of the low maintenance and robustness induction motors have many applications in the industries. Research papers speed control of induction motor using fuzzy logic controller by p.
The decoupling strategy has been developed in terms of stator current components where the core loss is neglected. Direct torque control, fuzzy logic control, space vector modulation, induction motor control. A speed control of induction motor drive system using. The fuzzy logic approach offers a simpler,quicker and more reliable solution that is clearadvantages over conventional techniques. Fuzzy logic controller flc is connected in series with the pid controller for the effective speed control of widely used induction motors, especially direct fieldoriented induction motor dfoim. These drives use high speed power transistors with various switching. This thesis presents a methodology for implementation of a rulebased. Simple fuzzy logic controller and conventional pi controllers are used to control the speed of the. Direct torque control of induction motor drive using pifuzzy. Srinivasa kishore babu abstractthis paper presents an intelligent speed control and circuit parameters, the plant parameter variation effect cansystem based on fuzzy logic for a voltage source. The designed fuzzy logic controllers performance is weighed against with that of a pi controller.
May 12, 2017 zeb k, ali z, saleem k, uddin w, christofides n 2016 indirect fieldoriented control of induction motor drive based on adaptive fuzzy logic control. The fuzzy logic controller is used to pull the motor speed into the locking range of pll. Pdf speed sensorless vector control of induction motor drive. Speed control of a doubly fed induction motor using fuzzy logic techniques d. Performance of three phase induction motor of direct torque. In section 3, the different speed control techniques of. Conventional direct torque control the dtc scheme is very simple in function.
Speed control of brushless dc motor using fuzzy logic. Improvement in direct torque control of induction motor. Amarnath3 1 eee department, royal institute of technology and science, chevella 501 503, india 2 it department, muffakham jah college of engineering and technology, hyderabad 500034, india. In section 3, the different speed control techniques of an ac motor are discussed. The main reason is that the speed sensor spoils the ruggedness and simplicity of induction motor. Comparative study of speed control of induction motor using. Direct torque control of induction motor drive using pifuzzy logic controller venkatesh. Speed control of bldc motor using fuzzy logic controller issn. Pdf speed control of single phase induction motor using. Robust speed regulation of indirect vector control induction. A high performance induction motor drive system using. Fuzzy logic based mras speed observer for control of.
Speed control of brushless dc motor using fuzzy logic controller. Mar 20, 2012 introduction the fuzzy logic, unlike conventional logicsystem, is able to model inaccurate or imprecisemodels. The pros of the fuzzy logic controllers flcs over the. Bldc motor speed control using fuzzy logic youtube. Neural fuzzy for speed control of three phase induction motor. An ifoc of induction motor drive to regulate speed based on fuzzy logic has been proposed in 16 neglecting core loss. Abstractthe paper presents a fuzzy logic speed control system based on fuzzy logic approach for an indirect vector. Design of speed controller for squirrelcage induction. Abstract in this paper we have designed a dc motor whose speed can be controlled using pid controller. Speed control of bldc motor using fuzzy logic controller. The induction motor is modeled using a dq axis theory. Abstract in this paper we have designed a dc motor. Speed control of induction motor takes place by, direct torque control dtc method i. Shaikh2 department of electronics, shivaji university, kolhapur,india abstract this paper represents the speed control of induction motor by using voltage and frequency ratio constant.
Improvements in direct torque control of induction motor. Pdf this paper presents a fuzzy logic based speed control system for a current source pwm inverter fed indirect. Sensorless sliding mode control of induction motor using. Speed control of induction motor using fuzzy logic approach core. Speed control of induction motor using fuzzy logic and pll. Speed control of brushless dc motor using fuzzy logic controller s. Fuzzy logic enables the use of empirical experience in a control system design. Introduction he induction motor is one of the most widely used machines in various industrial applications due to its high reliability, relatively low cost, and modest maintenance. However, this control technique requires complex coordinate transformation, inner current control loop and accurate system. Robust speed regulation of indirect vector control.
Introduction in many industrial applications, direct torque control dtc of induction motor is wellknown control method which provides fast dynamic response compared with other control methods like field oriented control foc. How to implement speed control of induction motor using. Design of speed controller for squirrelcage induction motor. Speed control of induction motor using fuzzy logic controller using dspic30f2010 61 figure 7. Performance analysis of fuzzy logic based speed control of dc. This paper describes the use of fuzzy logic techniques to control the speed of a threephase induction motor. Vector control of threephase induction motor using artificial. Induction motor drive using indirect vector control with fuzzy pi controller 1priya c. Fuzzy logic based speed control of induction motor karena m. Comparative study of speed control of induction motor. Induction motor speed control using fuzzy logic controller. Fuzzy controller based speed control of dc motor file. This paper presents a comparison between a fuzzy logic controller and a conventional ip controller used for speed control with a direct stator flux orientation control of a doubly fed induction motor. In this paper a method of controlling the speed of the induction motor by.
Speed control of an induction motor using fuzzy controller based methodology. Introduction the fuzzy logic, unlike conventional logicsystem, is able to model inaccurate or imprecisemodels. The major drawbacks of conventional direct torque control are high torque, flux ripples and poor dynamic response at low speed. Introduction the electrical ac drive systems are still used in wide range of industrial applications, although they more reliable require complex modern control techniques. To overcome the previously discussed disad vantages of conventional pi controller and the complica tion effects of core loss of induction motor drive, it would be desirable to design a well controller. Priya1, althaf patan2 1assistant professoreee, jeppiaar institute of technology, sriperumbudur, chennai,india 2electrical engineer, qcon, qatar abstract. At first, the pi controller is investigated for speed control of induction motor, and then fuzzy logic controller performance is simulated. Speed control of induction motor using pid and fuzzy. Rao, speed control of brushless dc motor using fuzzy logic pi controller arpn journal of engineering. Speed control of induction motor using fuzzy rule base citeseerx.
Fuzzy logic based speed control of induction motor by. The fuzzy logic controller is used to produce an adaptive control so that the motor speed can accurately track the reference speed. Baskaran, speed control of induction motor using fuzzy pi and optimization using. The fuzzy logic controller is used to reduce the ux and torque ripples and improves the performance of dtc method at very low speed of induction motor. The reverse of fuzzification is called defuzzification.
Fuzzy logic control, indirect field oriented control, space vector pulse width modulation, induction motor. Model reference adaptive system based speed sensorless. The fuzzy controller is designed to have three fuzzy state variables and one control variable for achieving direct torque control of the induction machine, there are three variable input fuzzy logic controllers, the stator flux error. Induction motor drive using fuzzy logic shahram javadi islamic azad university central tehran branch electrical engineering department moshanir power electric company thermal power plant division iran email. Numerical simulation results of the proposed scheme illustrate the good performance of sensorless induction motor and the robustness against load torque disturbances. Sensorless control of induction motor drives is now receiving wide attention. Speed sensorless vector control of induction motor drive with pi and fuzzy controller. This paper presents a comparison between a fuzzy logic controller and a conventional ip controller used for speed control with a direct stator flux. Speed control of induction motor using fuzzy logic approach. System allows for controlling dc motor speed using fuzzy logic in microcontroller. Performance of three phase induction motor of direct.
An evaluation of fuzzy logic techniques applied to the control of induction motor was presented. This paper presents a rulebased fuzzy logic controller applied to a scalar closed loop voltshz induction motor im control with slip. A three phase induction motor is the most widely used motor in the industries. Direct torque control of induction motor drive using pifuzzy logic controller. Thus, the purpose of this paper is to propose a fuzzy logic speed controller of induction motor where flux and torque decoupling strategy is decoupled in terms of magnetizing current instead of stator current to alleviate the effects of core loss. Keywords fuzzy logic control, induction motor, luenberger. Sensorless speed control of induction motor derives using. Two control approaches using fuzzy dtc are developed and applied to adjust the. It is widely accepted in industry because its simplicity and cost effectiveness. Fuzzy logic based speed control of induction motor by using vf method 1pallavi shrikant alagur, j. Fuzzy logic based speed control of dc motor is designed.
All these merits make the motor a good candidate for the industrial applications. Using modern technology, the speed of induction motor can be easily controlled by variable frequency drives vfds. The performances of proposed fuzzy logic based controller have been verified by computer simulation. It consists of inverter, induction motor, 3 phase to 2 phase transformation and model of subsystem which consists of mras and fuzzy pi controller. This paperdeals with speed control of separately excited dcmotor through fuzzy logic controller. Measurements validation is a critical feature in monitoring systems required by. Fuzzy logic contolflc, induction motorim, pulse width. As in scalar control, only the magnitude of the variable is controlled so it is easy to design. In this paper, speed control of induction motor using fuzzy logic controller is proposed. Get this project kit at system allows for controlling dc motor speed using fuzzy logic in microcontroller.
Induction motor model is used with dtc and fuzzy logic controller to control the speed and uctuations in the torque of induction motor. Direct torque control for induction motor using fuzzy logic. Zhang p, du y, habetler tg, lu b 2011 a survey of condition monitoring and protection methods for mediumvoltage induction motors. Principal of fuzzy direct torque control the principal of direct torque control using fuzzy logic fdtc. Speed control of three phase induction motor using fuzzy. It consists of inverter, induction motor, 3 phase to 2 phase transformation and model of subsystem which consists of mras and fuzzypi controller. The use of induction motors has increased tremendously, since the day of its invention. In this paper we have designed a separately excited dc motor whose speed can be controlled using pid and fuzzy tuned pid controller first, the fuzzy logic controller is designed according to fuzzy rules so that the systems are fundamentally robust. Many different controllers including fuzzy logic controller flc with neglecting core loss have been designed to control the speed of induction motor.
Rotor flux and torque of an induction motor im are decoupled to obtain performance of dc motor. The pros of the fuzzy logic controllers flcs over the conventional controllers. Bekakra department of electrical engineering, eloued university center. Indirect field oriented control of induction motor using fuzzy logic. The simulated model is made in matlabsimulink software. Fuzzy logic based speed control of induction motor by using v. The use of matlabsimulink and fuzzytech mcu96 as software development tools for system design is emphasised. Fuzzy logic speed control of three phase linkedin slideshare. Conference paper pdf available december 2011 with 337 reads how we measure reads. A speed control of induction motor drive system using fuzzy.
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