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- This simulation is starting synchronous motor for matlab 2012 I want to know how I can measure the power factor in this figureTo modeling separated excited DC motor by transfer function, you need to Trus Fuc block to get the represent armature current la field current If Speed Wr electromagnetic Torque Te *A DC, separately excited motor is used to drive a constant-torque load. The field circuit is excited by a full-wave, AC/DC SCR converter. The armature circuit of the motor is connected to a constant dc voltage source of 160 V. The inductance of the field circuit is large, and the field current is continuous. The field AC voltage (input to the converter) is 127 V (rms), and the field resistance is 110 N. The armature resistance is 2.2 N. When the triggering angle of the SCRS is adjusted to zero, the motor speed is 1300 rpm, and the armature current is 13 A. A1 • Calculate the average current and dc power of the field circuit when the triggering angle is equal to 15°. La Ra If 1.04 A Va M P¡ = 110.89 W A2 If the motor speed is to be increased to 1700 rpm, what is the triggering angle? (a) Circuit a =
- Q4/B/ What are the principal characteristics of a series DC motor? What are its uses? Core McA DC chopper is used in regenerative braking mode of a dc series motor. The dc supply is 600 V, the duty cycle is 70%. The average value of armature current is 100 A. It is continuous and ripple free. What is the value of power feedback to the supply ?A DC, separately excited motor is used to drive a constant-torque load. The field circuit is excited by a full-wave, AC/DC SCR converter. The armature circuit of the motor is connected to a constant dc voltage source of 160 V. The inductance of the field circuit is large, and the field current is continuous. The field AC voltage (input to the converter) is 147 V (rms), and the field resistance is 100 N. The armature resistance is 1.2 N. When the triggering angle of the SCRS is adjusted to zero, the motor speed is 1000 rpm, and the armature current is 10 A. Calculate the average current and dc power of the field i. A1 F1 circuit when the triggering angle is equal to 15°. La Ra If A a P; W M • If the motor speed is to be increased to 1400 rpm, what is the F2 A2 triggering angle? (a) Circuit a =
- Hi .. This is simulation starting synchronous motor in matlab 2012 who can I find the power factor by use this simulation and what is the elemen add to find the power factorDesign a DC motor circuit to drive A fan-type load with a torque equation equal to: TL=1.34×10−7ω2TL=1.34×10−7ω2 N.m The fan speed range is from 500 to 1200 rpm. To achieve the required operation, the armature voltage of the motor is adjusted by a single-phase, full-wave, ac/dc converter. The input voltage and frequency to the converter are 480 V (rms) and 50 Hz. choose the motor type, show the motor rating, αα range, Supply voltage, and frequency, and any required other information Modify the design to automatically adjust the voltage drive the load within the specified speed range. show the control variable, controller type, connection, and controller weights. design the single-phase, full-wave, ac/ dc converter. show design specifications, the reason for DC motor selection. correct manual circuit, and correct automatic closed-loop control circuitDesign a DC motor circuit to drive A fan-type load with a torque equation equal to: TL=1.34×10−7ω2TL=1.34×10−7ω2 N.m The fan speed range is from 500 to 1200 rpm. To achieve the required operation, the armature voltage of the motor is adjusted by a single-phase, full-wave, ac/dc converter. The input voltage and frequency to the converter are 480 V (rms) and 50 Hz. choose the motor type, show the motor rating, αα range, Supply voltage, and frequency, and any required other information Modify the design to automatically adjust the voltage drive the load within the specified speed range. show the control variable, controller type, connection, and controller weights.
- A hybrid stepper motor is shown in Figure Q2(b). Demonstrate how the windings of the stepper motor are excited in wave drive mode to rotate the rotor 4 steps in the counterclockwise direction. Assume that Figure Q2(b) shows the starting position (to) of the stepper motor before the windings are excited. The first step (41) is given in Table Q2(b). (Note: Transfer Table Q2(b) to the answer script; tick the correct cells in the table to show the winding excitation sequence.) (b) Table Q2(b) Clock cycle Stator pole North pole South pole i (s) t2 (s) Al A2 B1 B2 Al A2 B1 B2 Clock eyele в (s) A2 14 (s) Stator pole North pole South pole AI B1 B2 Al A2 B1 B2 stator A1 AL armature N shaft PM armature 1- amature 2 armature 2 A A2 Figure Q2(b)A shunt motor running on no-load takes 5 A at 200 V. The resistance of the fieldcircuit is 150 ohms and of the armature 0.1 ohm. Determine the output andefficiency of motor when the input current is 120 A at 200 V.The input current to a 220v, compound motor at no load is 6 A. The shunt field circuit resistance is 220 ohms; the armature resistance is 0.10 ohm and the series field resistance is 0.80 ohm. What is the SPL? A. 1153.31 W B. 1066.22 W C. 1232.54 W D. 1073.25 W