Due to their simple structure, high efficiency, fast dynamic response, Permanent Magnet Brushless DC (PMBLDC) machines are extensively used in automation, consumer electronics, electric vehicles and medical and industrial applications. Availability of these high energy density permanent magnet materials enhances the performance of PMBLDC motor drive and also reduces the size and losses in these...

Brushless DC motors play a vital role as workhorse in many applications, especially home appliances. In the competitive world of day, brushless motor is wise choice for applications because its high power density, simple driving circuit, and efficiency. Accordingly, demonstrating feasibility new controller on this type has undoubtedly paramount importance. Two methods speed controllers, namely ...

Since conventional crank-driven compressor had many difficulties to increase efficiency due to mechanical loss, new kind of compressor has been paid much of attention by the compressor manufacturers. The free piston compressor mechanism has been one of those kinds. The compressor manufacturers developed an energy efficient free piston linear resonance compressor for a household refrigerator. In...

This paper presents a robust controller design for a Brush less DC motor by using Quantitative Feedback Theory [1] and its comparison with different control techniques. The different types of controller design techniques for a Brush Less DC motor involves (i) Fuzzy logic controller (ii)Genetic Algorithm based controller (iii)QFT Controller. The design of QFT controller involves preparation of p...

The interdisciplinary nature of complex design poses the challenge of computational burden due to complexity of the problem. In view of this a design methodology has been proposed in this work. The primary goal of the proposed methodology is to simplify and shorten the design process. Within this work a framework is presented in which modelling, multiobjective optimisation and multi criteria de...

The current integrated circuit technologies are approaching their physical limits in terms of scaling and power consumption, during this context, the electronic design automation trade is pushed towards finding more challenging issues in terms of performance, scalability, adaptability, and reduced development time. The combination of an intuitive graphical modeling language, in conjugation with...

Abstract With the advancement in technology of power electronics and microelectronics, use brushless DC motor has been increasingly expanded. The numerous benefits are one prime factors that helped rapid expansion BLDC motor. Simple operation maintenance, compact volume, light weight, energy conservation, high efficiency, easy regulation speed reliability some merits promotes increasing Its cur...

This paper presents the overall review of torque ripple reduction techniques in brushless DC motors (BLDC) and different multilevel inverter topologies suitable for BLDC motor drives. BLDC motors are widely used for household applications due to its features of high reliability, simple frame, high efficiency, fast dynamic response, compact size and low maintenance, etc.. The switches are electr...