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4. For a phase controlled voltage having a maximum value of 141.14 volts and phase delay...
Controlled three-phase rectifiers Figure 4-20a shows a controlled six-pulse three-phase rectifier. The delay angle a is...
Controlled three-phase rectifiers Figure 4-20a shows a controlled six-pulse three-phase rectifier. The delay angle a is referenced from where the SCR would begin to conduct if it were a diode. Sketch the output voltage of the controlled rectifier for a delay angle of 60°
determine the gain of the linearized controller For a three-phase controlled converter, if the maximum control...
determine the gain of the linearized controller
For a three-phase controlled converter, if the maximum control voltage of a DC converter is 120 V and the rms value of the ac input voltage is 380 V. 6.34 4.28 7.25 10.39 2.35
A purely inductive, balanced, Y-connected load having an inductance L per phase, is fed by the three-phase half-bridge inverter shown below in Figure Q5. The inverter is operated in the square-wave mo...
A purely inductive, balanced, Y-connected load having an
inductance L per phase, is fed by the three-phase half-bridge
inverter shown below in Figure Q5. The inverter is operated in the
square-wave mode (meaning that the pole voltages are square waves)
with a frequency fs.
A purely inductive, balanced, Y-connected load having an inductance L per phase, is fed biy the three-phase half-bridge inverter shown below in Figure Q5. The inverter is operated in the square-wave mode (meaning that the pole...
The speed of a separately excited de motor is controlled by a one-phase full-wave converter. The field circuit is also controlled by a full-wave converter and the field current is set to its maximum...
The speed of a separately excited de motor is controlled by a one-phase full-wave converter. The field circuit is also controlled by a full-wave converter and the field current is set to its maximum value. The AC supply voltage to the armature and field converters is one-phase, 400V, 50Hz. The armature resistance Ra 0.232, the field circuit resistance Rf- 1812, and the motor voltage constant is Kv 1.3V/A - rad/s. The armature current corresponding to the load demand Ia 42A...
4. (4 Marks) The linear model of a phase detector (phase-lock-loop) can be represented by figure 4. Voltage-controlled oscillator Amplifier Filter LE Figure 4 Phase locked loop The phase-lock systems...
4. (4 Marks) The linear model of a phase detector (phase-lock-loop) can be represented by figure 4. Voltage-controlled oscillator Amplifier Filter LE Figure 4 Phase locked loop The phase-lock systems are designed to maintain zero difference in phase betweer the input carrier signal and a local voltage controlled oscillator. Phase lock loops find application in colour television, missile tracking and space telemetry. The filter for a particular application is chosen as: 10(s +10) (s +D(s +100) F(s) It is desired...
4.) Worth 30 Points A controlled single-phase full-wave bridge rectifier has a R load (R =...
4.) Worth 30 Points A controlled single-phase full-wave bridge rectifier has a R load (R = 20 92) and a 120 Vrms, 60 Hz AC Source. The delay angle is 45 degrees. Hint: Use the following equation for this problem. 1. " a sina MR V2 21 44 A. Determine the average current in the load. B. Determine the RMS current in the load. C. Determine the RMS source current. D. Determine the power factor. E. Validate your answers using...
Can we please continue with the questions: If the instantaneous value of a voltage in an...
Can we please continue with the questions: If the instantaneous value of a voltage in an AC circuit of the communication system (at any time t seconds) is given by V= 142sin(8πt-0.125π) volts, determine: f. Voltage at t=10ms g.Time when voltage reaches 100volts h. Time when voltage is maximum i. Sketch one cycle of the waveform j. Given that the voltage waveform can also be represented as V=Rsin(ωt+θ), use compound angle identities to resolve the resultant voltage waveform into its...
Only #4 Please Figure 2 6.00 volts 10.0 volts wt 4) Figure 2 illustrates the component...
Only #4 Please
Figure 2 6.00 volts 10.0 volts wt 4) Figure 2 illustrates the component voltage phasors corresponding to one embodiment of the series AC RLC circuit of Figure 1. The magnitude of each phasor is shown in Figure 2. All of the phasors rotate CCW with the angular velocity of the source. The other given values are R-30.0 ohms and L-0.020 H. Compute numerical values for the following quantities: a) The expected RMS voltage reading of each of...
i. The speed of a separately excited dc motor is controlled by a one-phase full-wave converter. The field circuit is also controlled by a full-wave converter, see V supply) Vs pk-150V Ra-0.310 L Rf 1...
i. The speed of a separately excited dc motor is controlled by a one-phase full-wave converter. The field circuit is also controlled by a full-wave converter, see V supply) Vs pk-150V Ra-0.310 L Rf 152O E-63V α. 1-35A Figure 3 The AC supply voltage to the armature and field converters is one-phase, 150Vpeak, 50Hz. The armature resistance Ra-0.31Ω, the field circuit resistance Rf-152Ω, and the motor voltage constant is Kv-1.3V/A. The armature current corresponding to the load demand la-35A The...
A Single-phase halfwave controlled rectifier is used for a heating system whose rated power is 15kW at 220V. The SCR is connected to a 220 VAC system. 1. Determine the rated equivalent resistance of the heater 2. Determine the maximum that the rectifie
A Single-phase halfwave controlled rectifier is used for a heating system whose rated power is 15kW at 220V. The SCR is connected to a 220 VAC system. 1. Determine the rated equivalent resistance of the heater2. Determine the maximum that the rectifier can provide to the heater3. When the SCR is fired at angle of p/3, determinea. Waveform of the voltages across the load, the SCRb. Waveform of the currents flow through the SCR, drawn by the load and supplied...
Controlled three-phase rectifiers Figure 4-20a shows a controlled six-pulse three-phase rectifier. The delay angle a is referenced from where the SCR would begin to conduct if it were a diode. Sketch the output voltage of the controlled rectifier for a delay angle of 60°
determine the gain of the linearized controller
For a three-phase controlled converter, if the maximum control voltage of a DC converter is 120 V and the rms value of the ac input voltage is 380 V. 6.34 4.28 7.25 10.39 2.35
A purely inductive, balanced, Y-connected load having an
inductance L per phase, is fed by the three-phase half-bridge
inverter shown below in Figure Q5. The inverter is operated in the
square-wave mode (meaning that the pole voltages are square waves)
with a frequency fs.
A purely inductive, balanced, Y-connected load having an inductance L per phase, is fed biy the three-phase half-bridge inverter shown below in Figure Q5. The inverter is operated in the square-wave mode (meaning that the pole...
The speed of a separately excited de motor is controlled by a one-phase full-wave converter. The field circuit is also controlled by a full-wave converter and the field current is set to its maximum value. The AC supply voltage to the armature and field converters is one-phase, 400V, 50Hz. The armature resistance Ra 0.232, the field circuit resistance Rf- 1812, and the motor voltage constant is Kv 1.3V/A - rad/s. The armature current corresponding to the load demand Ia 42A...
4. (4 Marks) The linear model of a phase detector (phase-lock-loop) can be represented by figure 4. Voltage-controlled oscillator Amplifier Filter LE Figure 4 Phase locked loop The phase-lock systems are designed to maintain zero difference in phase betweer the input carrier signal and a local voltage controlled oscillator. Phase lock loops find application in colour television, missile tracking and space telemetry. The filter for a particular application is chosen as: 10(s +10) (s +D(s +100) F(s) It is desired...
4.) Worth 30 Points A controlled single-phase full-wave bridge rectifier has a R load (R = 20 92) and a 120 Vrms, 60 Hz AC Source. The delay angle is 45 degrees. Hint: Use the following equation for this problem. 1. " a sina MR V2 21 44 A. Determine the average current in the load. B. Determine the RMS current in the load. C. Determine the RMS source current. D. Determine the power factor. E. Validate your answers using...
Only #4 Please
Figure 2 6.00 volts 10.0 volts wt 4) Figure 2 illustrates the component voltage phasors corresponding to one embodiment of the series AC RLC circuit of Figure 1. The magnitude of each phasor is shown in Figure 2. All of the phasors rotate CCW with the angular velocity of the source. The other given values are R-30.0 ohms and L-0.020 H. Compute numerical values for the following quantities: a) The expected RMS voltage reading of each of...
i. The speed of a separately excited dc motor is controlled by a one-phase full-wave converter. The field circuit is also controlled by a full-wave converter, see V supply) Vs pk-150V Ra-0.310 L Rf 152O E-63V α. 1-35A Figure 3 The AC supply voltage to the armature and field converters is one-phase, 150Vpeak, 50Hz. The armature resistance Ra-0.31Ω, the field circuit resistance Rf-152Ω, and the motor voltage constant is Kv-1.3V/A. The armature current corresponding to the load demand la-35A The...
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