starting torque
Influence of design parameters on the starting torque of a single-phase PM brushless DC motor
... Abstract—The starting torque of a single-phase permanent magnet brushless dc motor is investigated, for both radial and parallel magnetization. Finite element analysis is used to assess the relative merits ...
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GA BASED DESIGN FOR IMPROVING STARTING TORQUE OF INDUCTION MOTOR
... the starting torque of IMs with a view of effectively exploring the solution space and obtaining the global best solution has been suggested in this ...
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Black Hole Algorithm Optimization Based Design for Improving Starting Torque of Induction Motor
... Indeed the BHA is a powerful population based method for solving complex optimization problems. A new methodology involving BHA for solving ODIM problem has been developed and applied on two IM design problems. It ...
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Computer Simulation of SPWM-VSI for Minimizing the starting torque and current in Asynchronous Motor Drive
... Induction Motor is very popular and extensively used in industry. It is simply excited ac machine which have a very good speed regulation and high starting torque [1]. To maintain the speed of the Induction ...
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Online Full Text
... Breakdown torque = (1.85 ×900) = 1665 lbs. per ft. Pull up torque is expressed as a percentage of starting torque since rated power is more than 145hp according to (GE Industrial Systems, ...
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Speed control of Brushless DC Motor using Artificial Neural Network
... BLDC motor has surpassed other motors as the demand for high efficiency, high power factor, precise speed and torque control and low maintenance increases. BLDC motor has become predominantly significant in ...
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IMPACT OF SKIN EFFECT FOR THE DESIGN OF A SQUIRREL CAGE INDUCTION MOTOR ON ITS STARTING PERFORMANCES
... the starting torque and starting current since the developed torque is directly proportional to the bar ...the starting performances like change in starting current, ...
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Optimization of an HTS Induction/Synchronous Motor According to Changing of HTS Tapes Critical Current by Analytical Hierarchy Process
... for starting and synchronous torque for this motor, Because in this area, both starting and synchronous torque curves reduce with increasing the critical current and the most appropriate for ...
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Economic Design of Three Phase Induction Motor by Particle Swarm Optimization
... The optimum value of the annual material cost is ob- served to be higher one for the Design 2 as compared to the Design 1. The total annual cost is found to decrease marginally in Design 2. The air gap density and stator ...
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Modeling and Simulation for Transformer Ratio Controlled Slip Power Recovery Scheme
... robustness, low cost, safer, lower operating temperatures and can operate at constant speed even when overloaded. Slip ring induction motors on the other hand offer higher starting torque with 5 to 9 times ...
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REVIEW OF VERTICAL AXIS WIND TURBINE
... high starting torque at low wind speed, and also gives reason for three bladed rotors is more efficient than the two blades, that by increasing the number of blades will increase the drag surfaces against ...
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Computer-Aided Performance Analysis of a Refurbished Three-Phase Induction Motor
... of starting torque, running torque and efficiency obtained from the machine (as key performance parameters) with standard performance values as sourced from standard text, it is clear that the ...
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Small Scale Horizontal Wind Turbine System Using DC DC Boost Converter
... large torque to rotate it armature shaft which is coupled to shaft of ...and torque so it is require gear for rotation of armature shaft of ...So starting torque to rotor the shaft is less and ...
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Soft and fast starting induction motors using controllable resistive type fault current limiter
... current starting method is simulated and shown in ...and torque variation curves are shown in ...DOL starting, torque pulsations in this method are less than the DOL ...of starting ...
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A Review on the Evolution of Darrieus Vertical Axis Wind Turbine: Small Wind Turbines
... higher starting torque as all the blades take part in torque generation ...the torque generated by the single blade for one complete revolution reveals that the peak positive torque is ...
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Speed control of Brushless DC Motor using Artificial Neural Network
... BLDC motor has surpassed other motors as the demand for high efficiency, high power factor, precise speed and torque control and low maintenance increases. BLDC motor has become predominantly significant in ...
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CONTROL OF STARTING CURRENT IN THREE PHASE INDUCTION MOTOR USING FUZZY LOGIC CONTROLLER
... decoupled torque and flux dynamics leading to independent control of the torque and flux as for a separately excited DC ...the torque response is only of secondary interest, more challenging ...
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MMF Control Algorithm for Torque and Speed Ripple Reduction in Bldc Motor
... open-loop starting process of Brushless DC motor without position sensors, pulsations of torque and speed are large and motor cannot even start ...new starting control strategy combining stator ...
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Measurements of tractor power parameters using GPS
... The Case IH JX 90 tractor was measured by the dynamometer torque backup of 31.47% and the GPS sensor with a frequency of 5 and 20 Hz was measured at both 31.84%. Fendt Farmer 412 Vario tractor was measured by the ...
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Improvement Torque Ripple of Switched Reluctance Motor Enhance Decay Time and Dwell Angle
... reluctance torque is produced by the tendency of the rotor to move to its minimum reluctance ...the torque expression. The torque expression requires a relationship between machine flux linkage or ...
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