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fuzzy logic controller




A Voltage Control Application in Distribution Network by Fuzzy Logic Controller Based AVC Relay
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ABSTRACT Voltage control is a basic requirement for electrical power system at any level whether it is generation, transmission or distribution. To achieve the voltage control OLTC transformer is best option which controls the voltage by AVC relay, which is mostly used in 

Performance Comparison Of PID And Fuzzy Logic Controller Using Different Defuzzification Techniques For Positioning Control Of DC Motors
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ABSTRACT In this paper fuzzy logic and proportional-integral-derivative (PID) controllers are compared for controlling the position of direct current (DC) motors. The PID controllers mostly used in industries due to their robust performance in a wide range of operating 

In silico evaluation of fuzzy logic controller for artificial pancreatic -cell
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Developed Method of FPGA-based Fuzzy Logic Controller Design with the Aid of Conventional PID Algorithm
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ABSTRACT This paper proposes developed method to design a digital fuzzy logic controller with the aid of conventional Proportional–integral–derivative (PID) controller using field programmable gate array (FPGA). The method used to design a PID Fuzzy Logic 

Analysis and Performance Evaluation of PD-like Fuzzy Logic Controller Design Based on Matlab and FPGA
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A bstract-This paper presents an analysis and performance evaluation of the proportional- derivative (PD) fuzzy logic controller design by using Matlab and field programmable gate array (FPGA). The fuzzy logic controller consists of a Fuzzifier, inference engine and 

Performance Evaluation of Fuzzy Logic and PI Controller Based UPFC for Power Quality Improvement
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 ABSTRACT This paper evaluates the digital simulation of power system with Unified Power Flow Controller for power quality improvement using conventional method and Fuzzy Logic Controller (FLC) and PI controller methods. 

Antenna Array Synthesis Using Tsukamoto Fuzzy Logic Controller
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ABSTRACT –The paper is based on the work of the Antenna Array Synthesis Using Tsukamoto Fuzzy Logic Controller. Using Tsukamoto fuzzy logic controller it has been tried to get the new antenna array radiation pattern. Here in fuzzy controller two inputs namely amplitude 

Adaptive Learning Approach of Fuzzy Logic Controller with Evolution for Pursuit–Evasion Games
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This paper studies a simplified pursuit-evasion problem. We assume that the evader moves with constant speed along a trajectory that is well-defined and known a priori. The objective of steering control of the pursuer modeled as a nonholonomic unicycle-type mobile robot 

Optimization of Fuzzy Logic Controller for Supervisory Power System Stabilizers
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ABSTRACT This paper presents a powerful supervisory power system stabilizer (PSS) using an adaptive fuzzy logic controller driven by an adaptive fuzzy set (AFS). The system under study consists of two synchronous generators, each fitted with a PSS, which are connected via 

Design and Simulation of Fuzzy Logic controller for DSTATCOM In Power System
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ABSTRACT In this paper design of self tuned fuzzy set theory based PI controller is incorporated in typical FACTS device DSTATCOM. Its effects are tested in power systems. The modeling and the controller block diagram for DSTATCOM with detailed design of self tuned fuzzy 

Self-tuning dead-zone compensation fuzzy logic controller for a switched-reluctance-motor direct-drive hydraulic press
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This paper presents a switched-reluctance-motor direct-drive hydraulic press controlled by a self-tuning dead-zone compensation fuzzy logic controller. In the direct-drive hydraulic press, the motor works only when the hydraulic press is in operation, so the motor does 

A Novel Design for Automatic Tuning of PID Controller Using Sugeno Based Fuzzy Logic
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 Controller Using Sugeno Based Fuzzy Logic  At the first stage the Fuzzy logic controller determines the value of Kp from error and the rate of change of error, the second stage determines Kd from the error and finally Ki from the rate of change of error. 

Antenna Array Synthesis by Implementing Non–Uniform Spacing Using Tsukamoto Fuzzy Logic Controller
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ABSTRACT The paper is based on the work of the Antenna Array Synthesis by Space Perturbation Using Tsukamoto Fuzzy Logic Controller. Using Tsukamoto fuzzy logic controller it has been tried to get the new antenna array radiation pattern. Here in 

Pitch angle control of variable low rated speed wind turbine using fuzzy logic controller
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ABSTRACT Pitch angle control of wind turbine has been used widely to reduce torque and output power variation in high rated wind speed areas. It is a challenge to maximize available energy in the low rated wind speed areas. In this paper, a wind turbine prototype 

The Application of Fuzzy Logic Controller to Compute a Trust Level for Mobile Agents in a Smart Home
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Agents that travel through many hosts may cause a threat on the security of the visited hosts. Assets, system resources, and the reputation of the host are few possible targets for such an attack. The possibility for multi-hop agents to be malicious is higher compared to the one- 

FUZZY LOGIC CONTROLLER FOR CASCADED H-BRIDGE MULTI LEVEL INVERTER
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ABSTRACT This paper describes the design of a rule based Fuzzy Logic Controller (FLC) for multilevel inverter. A multilevel inverter is controlled by varying the modulation index of the inverter by keeping the DC link voltage constant. The nine level Cascaded H Bridge 

PID Versus Fuzzy Logic Based Intelligent Controller Design for a Non Linear Satellite's Attitude Control: Performance Analysis using MATLAB/Simulink
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 and good dynamic performance. Keywords- Space Craft-Satellite attitude control, Non linear

Power Quality Improvement of Three-phase four-wire DSTATCOM with Fuzzy logic Controller
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ABSTRACT The topology and control of three-phase 4-wire DSTATCOM consisting of a operating flexibility in the DSTATCOM consisting of a operating flexibly in the voltage or current control mode. In the voltage control DSTATCOM topology includes three single- 

Design of an Analog CMOS based Interval Type-2 Fuzzy Logic Controller Chip
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ABSTRACT We propose the design of an analog Interval Type-2 (IT2) fuzzy logic controller chip that is based on the realization approach of averaging of two Type-1 Fuzzy Logic Systems (T1 FLSs). The fuzzifier is realized using transconductance mode membership function 

Energy analysis for air conditioning system using fuzzy logic controller
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ABSTRACT Reducing energy consumption and to ensure thermal comfort are two important considerations for the designing an air conditioning system. An alternative approach to reduce energy consumption proposed in this study is to use a variable speed compressor. 

Application of Fuzzy Logic Controller for Development of Control Strategy in PHEV
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ABSTRACT In this paper, implantation of fuzzy logic controller for parallel hybrid electric vehicles (PHEV) is presented. In PHEV the required torque is generated by a combination of internal-combustion engine (ICE) and an electric motor. The controller simulated using the 

Real Time Implementation of a Fuzzy Logic Controller on FPGA Using VHDL for DC Motor Speed Control
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ABSTRACT Fuzzy logic control (FLC) has met with growing interest in many motor control applications due to its nonlinearity, handling features and independence of plant modelling. The hardware implementation of FLC on FPGA is very important because of the 

Evaluation of Using a Recurrent Neural Network (RNN) and a Fuzzy Logic Controller (FLC) In Closed Loop System to Regulate Blood Glucose for Type-1
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ABSTRACT Type-1 diabetes is a disease characterized by high blood-glucose level. Using a fully automated closed loop control system improves the quality of life for type1 diabetic patients. In this paper, a scalable closed loop blood glucose regulation system which is 

Performance Improvement of a Linear Permanent Magnet Synchronous Motor Drive usingFuzzy Logic Controller
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I. INTRODUCTION EVER increasing applications of linear motors for linear movement such as office and factory automation, elevators, transportation systems, has led to more study on linear motor drive systems. A linear permanent magnet synchronous motor (LPMSM) is one of 

Bi–directional DC–DC Converter with Adaptive Fuzzy Logic Controller
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The Bi-directional DC-DC converters are involved in power flow between two dc sources. They allow power flow in both the direction without change in polarity of voltage. They are used in DC Un-interruptible Power Supplies and Battery charging circuits. Initially 

Application of Fuzzy logic Controller Based on LFC in the Restructured Power System Including SMES
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ABSTRACT In this paper a FPI type controller is proposed for solving the AGC problem including SMES in a restructured power system that operate under deregulation based on the bilateral policy scheme. In each control area, the effects of the possible contracts are 

Fuzzy Logic Controller Based Perturb and Observe Maximum Power Point Tracking
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ABSTRACT This paper presents a fuzzy logic controller (FLC) based technique to design an adaptive perturb and observe (P&O) maximum power point tracking (MPPT) controller. The objective is to improve the efficiency of a standalone solar energy system consisting of a 

Mamdani fuzzy logic controller with mobile agents for matching
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ABSTRACT The task of a standard fuzzy logic controller is to find a crisp control action from the fuzzy rulebase and from a set of crisp inputs. In this paper we propose an extension of this type of reasoning using Mobile Agents which works with crisp data, intervals and/or 

Design of PSO-Based Optimal/Tunable PID Fuzzy Logic Controller Using FPGA
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Fuzzy Logic controllers have been successfully applied in a large number of control applications, with the most commonly used controller being the PID controller. Fuzzy logic controllers provide an alternative to PID controllers, as they are a good tool for the control 

Design and development of fuzzy logic controller to control the speed of permanent magnet synchronous motor
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The paper presents a fuzzy logic controller (FLC) for permanent magnet synchronous motor (PMSM). The fuzzy logic controller is used for speed control of this type of motor. The dynamic response of (PMSM) with the proposed controller is studied under different load 

Design of Optimized Fuzzy Logic Controller for Area Minimisation and its FPGA Implementation
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ABSTRACT Area optimization is one of the important problems in reconfigurable systems. A Field-programmable gate array (FPGA) based optimised Fuzzy Logic Controller (FLC) has been developed for speed control of DC Motor by exploiting the basic features of Fuzzy 

Parameter optimization of a fuzzy logic controller for a power electronics boost converter using genetic algorithms
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ABSTRACT A fuzzy logic controller (FLC) for a Boost power electronics converter has been designed. The controller parameters have been optimized using genetic algorithms. Controller design and simulations in Matlab SimPowerSystems are carried out in this 

Design and real time implementation of integrated fuzzy logic controller for a high speed PMDC motor
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ABSTRACT This paper presents the design and implementation of an integrated fuzzy logic controller (IFLC) for a high-speed permanent magnet DC (PMDC) motor speed control system. The proposed strategy is intended to improve the performance of the conventional 

Indirect vector control of an induction motor with fuzzy-logic based speed controller
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 [7] Birou I., Imecs M., " Speed control of induction motor drive with fuzzy- logic controller, based on a DSP computing system" , Proceedings of the International Symposium on Power Electronics, Electrical Drives, Automation and Motion SPEEDAM'2000, Ischia, Italy, pp. 

Load Frequency Control in Four Area Power Systems Using Fuzzy Logic PI Controller
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 III. FUZZY LOGIC CONTROLLER Since power system dynamic characteristics are complex and variable, conventional control methods cannot provide desired results.  Fuzzy logic controller is designed to minimize fluctuation on system outputs [15]. 

Speed Control of Switched Reluctance Motor Based on Fuzzy Logic Controller
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ABSTRACT This paper presents a Fuzzy Logic Controller for Switched Reluctance Motors (SRM). The fuzzy logic controller is utilized to control the SRM speed. The dynamic response of the SRM controlled by the proposed controller is studied during the starting period and 

Design and Performance of Solar Tracking System with Fuzzy Logic Controller
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ABSTRACT A solar tracking system is designed to optimize the operation of solar energy receivers. More solar energy is collected by the end of the day if solar receivers are installed with a tracker system. In this paper, a solar tracking system is modeled using Matlab/ 

Multi-objective design of fuzzy logic controller in supply chain
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ABSTRACT Unlike commonly used methods, in this paper, we have introduced a new approach for designing fuzzy controllers. In this approach, we have simultaneously optimized both objective functions of a supply chain over a two-dimensional space. Then, we have 

Fuzzy Logic Controller Based on Association Rules Mining: Application to Mineral Processing
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ABSTRACT Grinding circuit is multi-variable and power-intensive process, strongly coupled with large delay and nonlinearities. This circuit typically accounts for the greater part of power consumption and production cost of mineral processing. The cost of the wear of 

Investigation of Fuzzy Logic Controller for Conical Tank Process
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ABSTRACT The PID Controllers are commonly used in industries for nearly a century due to its simplicity, efficiency and flexibility. Recently, the control of non-linear processes in the industries have turned the attention towards the intelligent controllers such as, Neural 

Fuzzy logic path planner and motion controller by evolutionary programming for mobile robots
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Wong et. al. [5] proposed an optimized fuzzy controller using a genetic algorithm. A fuzzy logic controller (FLC) for mobile robots is designed in hierarchical structure.  Keywords: Soccer Robot, Navigation Method, Fuzzy Logic Controller (FLC,) Evolutionary Program. 

Fuzzy Logic Controller for BLDC Permanent Magnet Motor Drives
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ABSTRACT This paper presents a fuzzy logic controller for brushless direct current (BLDC) permanent magnet motor drives. Initially a fuzzy logic controller is developed using MATLAB Fuzzy-Logic Toolbox and then inserted into the Simulink model. The dynamic 

Design and Implementation of a Single Input Fuzzy Logic Controller for Boost Converters
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ABSTRACT This paper describes the design and hardware implementation of a Single Input Fuzzy Logic Controller (SIFLC) to regulate the output voltage of a boost power converter. The proposed controller is derived from the signed distance method, which reduces a 

Speed Control of Induction Motor: Fuzzy Logic Controller v/s PI Controller
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Summary Speed control of induction motor: fuzzy logic controller v/s pi controller. Fuzzy Logic Concept (FLC), one of the Artificial Intelligent methods has found high applications in most of the nonlinear systems like the electric motor drives. FLC can be used as controller 

Design of a fuzzy logic controller for a plant of N-order based on genetic algorithms
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ABSTRACT Design of fuzzy controllers has been always a job built on past experience and knowledge of fuzzy control and systems behavior. Unlike that fashion this research introduced a new methodology of designing fuzzy controllers using genetic algorithms. 

Improvement in direct torque control of induction motor using fuzzy logic duty ratio controller
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 The work presented in this paper considers the design of new fuzzy logic controller with five membership functions for the inputs and output along with the optimized flux algorithm based on maximum reference value of the electromagnetic torque to adjust the duty ratio of 

Design of an integrated active front steering and active rear differential controller using fuzzy logic control
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 The controller structure is consisted of two layers in a hierarchical arrangement. A fuzzy logic controller is used in the upper layer to keep the yaw rate in its desired value.  A fuzzy logic controller is used in the upper layer to keep the yaw rate in its desired value. 

Mitigating SSR in Hybrid Wind-Steam Turbine with TCSC Based Fuzzy Logic Controller and Adaptive Neuro Fuzzy Inference System Controller
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ABSTRACT –The increasing requirement to the clean and renewable energy has led to the rapid development of wind power systems all over the world. With growing usage wind power in power systems, impact of wind generators on subsynchronous resonance (SSR) is 

Application of Self-Tuning Fuzzy Logic PI Controller in Load Frequency Control of Wind-Micro Hydro-Diesel Hybrid Power System
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 Simulation results explicitly show that the performance of the self tuning Fuzzy Logic PI Controller damps out the frequency deviation and attains the steady state value with less settling time and overshoot, when compared with Fuzzy logic controller for a wide and unpredicted 

Fuzzy Logic Controller for Analysis of AGC
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ABSTRACT Automatic generation control (AGC) plays a very important role in power system; its main role is to maintain the system frequency and tie line flow at their scheduled values during normal period in an interconnected system. This work presents the automatic 

Vendor Performance Measurement Using Fuzzy Logic Controller
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ABSTRACT The era of globalization has begun and organizations endeavor to increase their market share in the competitive environment. To achieve the mentioned goal, organizations should increase their effectiveness as a major strategy in order to improve their 

Pneumatic motor speed control by trajectory tracking fuzzy logic controller
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ABSTRACT In this study, trajectory tracking fuzzy logic controller (TTFLC) is proposed for the speed control of a pneumatic motor (PM). A third order trajectory is defined to determine the trajectory function that has to be tracked by the PM speed. Genetic algorithm (GA) is used 

ROTOR LEVITATION AND AUTOCENTERING BY ACTIVE MAGNETIC BEARINGS USINGFUZZY LOGIC CONTROLLER
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ABSTRACT Active Magnetic Bearings (AMB) have many advantages such as no friction loss, no abrasion, lubricationfree quality, and used for high rotational speed applications. A complete AMB system consists of an actuator, power amplifier, a rotor position sensor and 

SPEED CONTROL OF BRUSHLESS DC MOTOR ON RESONANT POLE INVERTER USINGFUZZY LOGIC CONTROLLER
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ABSTRACT Brushless dc motor has been widely used in drive system and servo control because of its fast response, high density, high efficiency, low inertia, high reliability, maintenance free. It is however driven by a hard switching frequency, high switching 

Robust control design of power system stabilizer using fuzzy logic controller
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ABSTRACT In this paper is presented the study of fuzzy logic power stabilizer for stability of a single machine infinite bus (SMIB). The performance of the system with fuzzy logic based power system stabilizer is compared with the system having conventional power system 

Design and Implementation of a Fuzzy Logic Controller for Synchronous Generator
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ABSTRACT The electrical power generation and distribution in power plant suffers from so many problems, such as instability of demand and generation. These lead to increase of generation cost. In this study, self-tuning fuzzy PID controller is developed to improve the 

Performance Evaluation of reduced Rule Base Fuzzy Logic Controller for Indirect Vector Controlled Induction Motor Drive
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ABSTRACT This paper investigates the performance of a fuzzy logic speed controller with a reduced rule base for an indirect vector controlled induction motor drive. Generally in the control of complex systems where high performance is required, traditional controllers 

FUZZY LOGIC CONTROLLER-BASED DYNAMIC VOLTAGE RESTORER FOR MITIGATION OF VOLTAGE SAG
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ABSTRACT Voltage sags are frequent events and are usually associated with fault in network, with energization of transformer or starting of large motors etc. Their duration is very short, but they can represent big problems of sensitive load like power electronic devices. In this 

Comparative Assesment using LQR and Fuzzy Logic Controller for a Pitch Control System
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ABSTRACT Today's aircraft designs rely heavily on automatic control system to monitor and control many of aircraft's subsystem. The development of this work is to model a pitch controller based on design an autopilot that controls the pitch of an aircraft. A comparative 

Genetic Algorithm Tuned Fuzzy Logic Controller Based Load Frequency Control in Co-Ordination with Frequency ControllableHVDC Links
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ABSTRACT This paper focuses on a new optimization technique of a fuzzy logic controller based load frequency controller (LFC) tuned by genetic algorithm (GA) in co-ordination with frequency controllable HVDC links. Conventionally, the membership functions and control 

Performance optimization of simultaneous machine and automated guided vehicle scheduling using fuzzy logic controller based genetic algorithm
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The current trend in manufacturing technology is considered by two main items automation and flexibility. Flexible manufacturing system (FMS) is one of the most identified systems that include both automation and flexibility criteria. It comprises three principle elements: 

Safety Fuzzy Logic Controller of 1oo2 Architecture for FPGA Implementation
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ABSTRACT The motivation behind the implementation of a safety fuzzy logic controller (FLC) in VHDL was born not only out of the collective need for functional safety to be included in the hardware implementation of an inexpensive generic safety fuzzy logic controller for 

Design and Implementation of a new fuzzy logic controller
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ABSTRACT This paper presents a new implementation of a fuzzy controller as a mixed-signal chip where the computing power is provided by the analog part, while the digital part offers programmability. The proposed controller chip results in a novel Membership Function 

A Performance Comparison for Various Methods to Design the Three-Term Fuzzy Logic Controller
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Summary A three-term (proportional plus integral plus derivative, PID) fuzzy logic controller (FLC) algorithm have been and continue to be a very active and fruitful research field since early pioneered work on fuzzy controller. In this study, we propose taxonomy of various 

Performance of Networked DC Motor with Fuzzy Logic Controller
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ABSTRACT In the recent years the usage of data networks has been increased due to its cost effective and flexible applications. A shared data network can effectively reduce complicated wiring connections, installation and maintenance for connecting a complex control system 

Active suspension of cars using fuzzy logic controller optimized by genetic algorithm
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ABSTRACT In the literature, there are many studies based on adaptive control methods to improve the properties of the vehicle suspension systems. In this work, fuzzy logic is used to control the active suspension and the membership functions are optimized by using 



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