The induction motor design is treated as a nonlinear and multivariable constrained optimization problem. Optimal design of three phase induction motors and their. Sensored field oriented control of 3 phase permanent magnet synchronous motors using tms320f2837x ac machines do not have the same key features as the dc motor. Design and development of three phase induction motor using. The parameters of modeled and simulated induction motor are given in. Dec 01, 2005 purpose this paper presents a novel multiobjective optimal design of three phase induction motor using simulated annealing sa technique for minimizing annual material cost and annual loss cost as two objectives. The flow chart for design of three phase induction motor 1 which is shown in. A number of parameters are involved in the design optimization of the induction motor and the performance relationship between the parameters also is implicit. Multiobjective design optimization of threephase induction.
Harley and yao duan georgia institute of technology november, 2009. One single phase wattmeter plus miscellaneous apparatus as needed. An optimal design algorithm based on photovoltaic opportunity. Optimal design covers the design modifications of materials and construction in order to optimize efficiency of the motor. Basic construction of 3phase ac induction motors you should. Instead the rotor is wound with shorted turns in which the environmental field induces a current. The basic idea of an electric motor is to generate two magnetic fields. This paper presents an optimal design method to optimize three phase induction motor in manufacturing process.
The proposed approach has been examined and tested on two sample motors with different objectives that reflect the. Typical power factor and efficiency of three phase 60 hz nema b induction machines ref. Sensored field oriented control of 3phase perm magnet. Rating considerations dimensions of a machine depend on torque at a specific speed how intensively the magnetic circuit is used. In order to obtain flat efficiency, core loss can be controlled by supplying reduced voltage to. This design contains microcontroller, three phase bridge rectifier, pwm inverter, and induction motor. A 3phase, y connected, 460 volt line to line, 25 horsepower, 60 hz, 8 pole induction motor has the following constants, in ohms per phase referred to the stator. Menzel 3phase slip ring induction motors in protection class ip 55 are designed in the ic 411 cooling class. Almost 80% of the mechanical power used by industries is provided by three phase induction motors because of its simple and rugged construction, low cost, good operating characteristics, the absence of commutator and good speed regulation. Evaluation of torque ripple of an optimal designed 3 phase induction motor using uncertainty. Request pdf optimal design of three phase induction motors and their comparison with a typical industrial motor three optimally designed three phase squirrelcage induction motors are compared. This paper presents a novel multiobjective optimal design of three phase induction motor using simulated annealing sa technique for minimizing annual material cost and annual loss cost as two objectives.
For this example, refer to the motor equivalent circuit and calculations described above. Dec 01, 2005 this paper presents a novel multiobjective optimal design of three phase induction motor using simulated annealing sa technique for minimizing annual material cost and annual loss cost as two objectives. This would result in pushing the search into the feasible design region. Theory and analysis of three phase induction motor using. Traditional design of cage rotor induction motors ronald g.
Air gap length is a major part of induction motor design. The annual material cost and the total annual cost of the motor are chosen as two different objective functions. Efficiency of the induction motor is affected by its fixed losses and variable losses which mainly depend on the input supply voltage and load current respectively. In this paper, an efficient and reliable particle swarm based approach to optimal design of threephase induction motor odim is proposed. Request pdf optimal design of three phase induction motors and their comparison with a typical industrial motor three optimally designed threephase squirrelcage induction motors are compared. Other aspects in the design of induction motors have been introduced in ref. Section ii squirrelcage threephase induction motor, selected as the discusses the problem formulation with variables and driving power of spinning machine in. Index termsoptimal design, threephase induction motor, particle swarm optimization, active material cost, starting and running performance. Within this region all the constraints are satisfied and the optimization approach attempts to move the design into its best optimum solution. This method shows improvement in efficiency, active material cost, and performance under starting and full. A particle swarm optimization pso based design of three phase induction motors are proposed.
In this paper, a multiobjective problem is considered in which three phase squirrel cage induction motor scim has been designed subject to the efficiency and power density as objectives. The manual design is been a lengthy calculation and if any. Motor protection electrical design motor connection and terminal box protection for lineoperated high voltage motors against switching overvoltages 111 motor terminal boxes 116 mechanical design bearing version bearing insulation vibration response balancing quality direction of rotation, fan paint finish standards and regulations. Automated optimal design of adjustable sixphase induction motors for three project tasks is carried out. Optimum induction motor speed control technique using. A particle swarm optimization pso based design of threephase induction motors are proposed. The aims of this paper is describes the procedure to determine the design of three phase electrical motors. Energy efficient control of threephase induction motor a. Induction motor, optimal design, periodical calculation, torque ripple, uncertainty.
Using the multiobjective hybrid simulated annealing algorithm, this paper optimal design the threephase induction motor. Pdf a comparative performance evaluation of evolutionary. Design and development of three phase induction motor using written pole technology doi. Design of three phase induction motor using mat lab. Optimal design of threephase induction motor using particle. Sensored field oriented control of 3phase perm magnet sync. The aim of this paper is to give a further contribution in the optimum design of a threephase induction motor, using three objective functions, namely efficiency e, cost c and a combined objective function of efficiencycost ec.
Optimal design of threephase induction motor using. The proposed approach has been examined and tested on two sample motors with different objectives that reflect. Energy efficient design of three phase induction motor by. Advantages of 3 phase induction motor generally easy to build and cheaper than corresponding dc or synchronous motors induction motor is robust. In the early time, the standard design of threephase induction motor is done based on initial cost, which is the cost of material used in core and windings. The rotor will constantly be turning to align its magnetic field with that of the stator field. Dec 11, 2014 a number of parameters are involved in the design optimization of the induction motor and the performance relationship between the parameters also is implicit. Optimal control covers both the broad approaches namely, loss model control lmc and search control sc. Flowchart for computeraided optimal design of 3ph induction motor.
In pm synchronous machines, the rotor excitation is. In order to obtain flat efficiency, core loss can be controlled by supplying reduced voltage to the stator winding based on the shaft load. Dec 29, 2017 may 15, 2020 ppt three phase induction motor electrical engineering ee notes edurev is made by best teachers of electrical engineering ee. The design of the induction motors is been well established, there are some areas which require special care. Energy efficient control of threephase induction motor drive. This paper presents an optimal design method to optimize threephase induction motor in manufacturing process. Design optimization of induction motor by genetic algorithm 197 reduce these violations to zero. Optimization of induction motors using design of experiments and. Purpose this paper presents a novel multiobjective optimal design of three phase induction motor using simulated annealing sa technique for minimizing annual material cost and annual loss cost as two objectives. Induction motor, stator current, optimization, modeling, simulation, genetic algorithm. An attempt is made to minimize the iron losses by using the permanent magnet ferrite. Evaluation of torque ripple of an optimal designed 3phase. Optimal values of induction motor design parameters can be determined using particle swarm based approach to threephase induction motor based on particleswarmoptimization pso technique. Request pdf optimal design of three phase induction motors and their comparison with a typical industrial motor three optimally designed threephase.
The threephase induction motor is the extensively used for various kinds of industrial drives. On the synchronous machine, the rotor sensorless field oriented control of. The main focus of this chapter is to design an induction motor to operate at its maximum efficiency irrespective of the shaft load. The optimal design is carried out from the designers experience by changing the values of design variables and the result of which is the poor efficiency. Through parametric optimization acceptable values of variable parameters in two design criteria are found. Record all nameplate information for the induction motor. That current in turn produces a field that interacts with the environment to drive the rotor. Nov 27, 2019 an electrical motor is an electromechanical device which converts electrical energy into mechanical energy. The machine designer first assumes the efficiency and power factor at. Where winding may be integral q1 is integer or fractional q1 is fractional slot winding. Optimal design of threephase induction motor based on multi. Designmethodologyapproach the design problem of a three.
A 3 phase induction motor can be used for different applications with various speed and load requirements. Nov 27, 2019 the three phase induction motor is the most widely used electrical motor. Threephase induction motor stator current optimization. An optimal pv system fed water pump three phase induction.
The flux and torque producing current are not necessarily orthogonal. The optimally designed motor is compared with an existing motor having the same ratings. Research article ga based optimal design of three phase. One singlephase wattmeter plus miscellaneous apparatus as needed.
A comparative performance evaluation of evolutionary algorithms for optimal design of threephase induction motor. Design and development of three phase induction motor. Pdf design and development of three phase induction motor. In the case of three phase ac alternating current operation, the most widely used motor is a 3 phase induction motor, as this type of motor does not require an additional starting device. Design methodology the design process of induction motor is an iterative process. Economic design of threephase induction motor by particle. Efficiency of an induction motor depends on the shaft load. A 3 phase, y connected, 460 volt line to line, 25 horsepower, 60 hz, 8 pole induction motor has the following constants, in ohms per phase referred to the stator. Abstractthis paper presents an optimal design method to optimize threephase induction motor in manufacturing process.
Hence the optimal design problem reduces to obtaining the design variables which correspond to the minimum value of an unconstrained function jx. In this paper, an efficient and reliable particle swarm based approach to optimal design of three phase induction motor odim is proposed. Universal journal of electrical and electronic engineering 6. The three phase induction motor is the most widely used electrical motor. The procedure for optimal design of induction motor is as follows. Introduction induction motors with squirrelcage are widely used in industrial environments because of their low cost and rotors rugged construction. May be i open slot ii partially closed slot 2 no of stator slots s1. Optimal design of induction motor with multiparameter by fem. Eissa et al optimum induction motor speed control technique using particle swarm optimization to operate at the steady state, by varying the amplitude and frequency of the fundamental supply voltage6. Design of three phase induction motor using mat lab programming.
A method to use of an improved vf control for high voltage induc tion motors and its stability was proposed in7. Three phase induction motors are employed in almost all the industries because of its simple construction and easy operation. The three phase induction motor is the easiest motor of this type to understand so these notes start with that type. Department of electrical engineering dit, university, dehradun, uttarakhand references. A comparative performance evaluation of evolutionary algorithms for optimal design of three phase induction motor. This paper is proposed the novel method for design and optimization of three phase squirrel cage induction motor. How an induction motor works by equations and physics. To design the 3 phase induction motor of the stator, rotor, end rings, and main parts of the induction motor is very difficult by using the manual calculation or software. Evaluation of torque ripple of an optimal designed 3phase induction motor using uncertainty.
Introduction threephase induction motors are the most common and frequently encountered machines in industry simple design, low cost and rugged, requires little or no skilled maintenance wide range of power ratings. Higher protection classes can be realized on request at any time. Sensorless field oriented control of 3phase induction motors. There are two basic reasons for the use of singlephase motors rather than 3phase motors. Dc supply is given to microcontroller from step down transformer, regulator. An electrical motor is an electromechanical device which converts electrical energy into mechanical energy. Design and optimization of three phase induction motor using. In this paper, optimal design of three phase squirrel cage induction motor to improve efficiency and power factor and to reduce total loss for variable load application is proposed.
For reason of economy, most houses, offices and also rural areas are supplied with single phase a. The penaltyparameterless approach is used to optimize the design. Introduction three phase induction motors are the most common and frequently encountered machines in industry simple design, low cost and rugged, requires little or no skilled maintenance wide range of power ratings. Although the basic design of induction motors has not changed very much in the last 50 years, modern insulation materials, computer based design optimization techniques and automated manufacturing methods have resulted in motors of smaller physical size and lower cost per kw international standardization of physical dimensions and frame sizes means that motors from most manufacturers are. Ppt threephase induction motor electrical engineering ee. The optimization is one of the key steps in the validation of the design process of the motor design and manufacturing systems and it is needed. The threephase induction motor is the easiest motor of this type to understand so these notes start with that type. Ac induction motors are also the most common motors used in main powered home appliances. In pm synchronous machines, the rotor excitation is given by the 1.
Separated excitation dc motor model induction machines do not have the same key features as the dc motor. You should also make a dc measurement of stator winding linetoline resistance. The generally humidityprotected motor winding is designed to be in thermal class f and is impregnated using the vpi process. The annual material cost and the total annual cost of the motor are. The machine designer first assumes the efficiency and power factor at the rated condition. Construction of three phase induction motor electrical4u. This paper shows that three phase induction motor parameters including rotor slot type, stator slot type, steel sheet and rotor material optimized by using the. The efficiency of the drive system at any steady state operating point can be calculated as. However, in both cases we have only one source that can be controlled which is the stator currents. Pdf optimal design of induction motor for a spinning machine.
The proposed approach employs a particleswarmoptimization pso technique to search for optimal values induction motor design parameters. This document is highly rated by electrical engineering ee students and has been viewed 2567 times. Cite this paper hohyun lee, kyungil woo, hanseok park, daekyong kim. Pdf optimal design of induction motor with multiparameter by. It has compared conventional and optimally designed same rating of 10hp 7. Sensored field oriented control of 3phase permanent magnet synchronous motors using tms320f2837x ac machines do not have the same key features as the dc motor. The maximum power of the pv array has been obtained by operating the inverter as variable frequency. Optimal values of induction motor design parameters can be determined using particle swarm based approach to three phase induction motor based on particleswarmoptimization pso technique. Basic construction of 3phase ac induction motors you. Soft starter is used for giving soft starting of induction motor. May 15, 2020 ppt threephase induction motor electrical engineering ee notes edurev is made by best teachers of electrical engineering ee. The design of three phase induction motor is affected by various constraints such as thermal limit. Design of a three phase squirrel cage induction motor for. Lipo, introduction to ac machine design, 2 ed university of wisconsinmadison, 2004.
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