II. A converter is illustrated in figure. The inductor has winding resistance R₁ and the MOSFET has on-resistance RM, all the other losses can be ignored. (a) Derive the equivalent circuit model for this converter with dc transformers considering R₁ and RM (b) Derive expressions Vo/Vg and the efficiency of the converter. Please determine the duty cycle, efficiency and power loss when V, 12V, V = 18V, f. = 100khz, R = 60, R₂ = 0.10, R = 0.1502 L roo i₂(1) + v₂(1) - DT, T 2₁ D₁ ic(1) C
Q: Q2: Single-phase half wave converter is operat from a 160 V, 60-Hz supply and the load resist If the…
A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…
Q: The current and voltage waveforms given in the figure on the right. power electronics converter to…
A:
Q: Part 1) Consider a step down converter with a resistive load. It is supplied by a DC power source of…
A:
Q: resistive load. It is supplied by a DC power source of magnitude Vs = 160 V. The switching period is…
A:
Q: DC DC CONVERTER HW Q1: For the switching converter shown in the following figure, assume…
A:
Q: In a step-down converter, consider all components to be ideal. Let v, V, be held constant at 5 V by…
A:
Q: For a series ac circuit having resistive and reactive components, How do you determine the active…
A: In this question we will find active power consumed in series AC circuit...
Q: Design a half-wave rectifier fed from 225-V line through a step-up transformer (5:8). The load…
A: Forward biasing of a diode: When applied voltage increases repulsion forces to the majority carriers…
Q: 1) For the BOOST converter, a DC 50 Volt DC voltage of B Volt is taken into an A ohm load. If…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: Part 2: In a step-up converter, consider all the components to be ideal, Let Va be 8-16 V, V.-24 V…
A: A form of DC-DC converter called a step-up converter often referred to as a boost converter, raises…
Q: Consider a step up converter with a resistive load of value R5 Ohms. It is supplied by a DC power…
A: First calculate ripple current and than find the new value of ripple current . using new value of…
Q: A full-wave rectifier is connected to a single-phase source and supplying an inductive load. For the…
A: Part (1): For the full-wave rectifier, four diodes are required in the bridge connection. To remove…
Q: In the full-wave rectifier circuit of figure , the transformer has a turns ratio of 1:2. The…
A: We need to calculate peak to peak ripple voltage for full wave rectifier .
Q: Describing the concept of discontinuous conduction mode in power converters, how does continuous…
A: In DC-DC converters, the conduction mode refers to the state in which the current flows through the…
Q: You are required to design a DC power supply using the following isolated DC-DC converter. The load…
A: Given data- R=11ΩDuty cycleα=40%=.40MOSFET switching frequencyf=100KHzVin=20VV0=5V
Q: Consider a step down converter with a resistive load. It is supplied by a DC power source of…
A:
Q: Without changing the locations of the loads in the figure, Z1 2 23 a) Draw a suitable diagram to…
A: Wattmeter current coil (M and L) are connected in series with Z2 and potential coil terminal are…
Q: Design a transformer-fed HWR that provides an output effective voltage of 60V. Use the ideal diode…
A: Design Hall wave rectifier. Average output voltage = 60V All diode are ideal state. Find turn…
Q: Without changing the locations of the loads in the figure, a) Draw a suitable diagram to measure the…
A:
Q: 3 A peak rectifier (peak follower) Cir cuit is given below. Vs is a GOH3 Sinusuidal Vollage with…
A: Given data, Vp=50 Vf=60 HzR=5 kΩVr=2 V
Q: I. A converter with ideal components is illustrated in figure and the converter works under CCM. (a)…
A:
Q: Two SCRs are used in a midpoint converter arrangement. The source RMS voltage is 230 V, and the…
A: phase voltage = 230 V frequency F = 50 HZ inductor (load side ) = 100 millihenry inductor (source…
Q: In the full-wave rectifier circuit, the transformer has a turn ratio of 1:2. The transformer's…
A:
Q: QUESTION ONE (a) A 3-phase full converter is used for charging a battery with an emf of 110 V and an…
A: Sol(a)-:
Q: How do I calculate the duty cycle of a full bridge DC bidirectional converter operating in bipolar…
A: We have to derive the expression for duty cycle of a full bridge DC bidirectional converter in…
Q: Q1. following: For the circuit shown in figure (a). Let V1= 10Vms, frequency 10KHZ. Draw the A.…
A: Series Connection of impedances: When n no. of impedances are connected in series, their equivalent…
Q: Q) One of the advantages of a Transformer coupling amplifier is .. O (a) Constant gain (b) Easy for…
A: The following are the advantages of a transformer coupled amplifier − An excellent impedance…
Q: A resistor Ra is in series with a voltage source Va. Draw the circuit. Label the voltage across the…
A: Given: To draw the circuit and Volt-ampere is shown as:
Q: Input voltage Vin = 14 V Output voltage Vo = 4 V Switching frequency fsw = 50 kHz Output power Po =…
A:
Q: Design a CT-FWR to supply a load of (50N) with a waveform of the following specifications: - • Vdc =…
A: In the question, Design a CT-FWR load resistance RL =50 ohmVC = 12 V Ripple factor = 0.1% main…
Q: the full-wave rectifier circuit of figure , the transformer has a turns ratio of 1:2. The…
A:
Q: is Idc -Idc 0 K de 2 If ripple-free load current in steady-state is assumed, the input current is…
A: Fourier series coefficient using full range Fourier series:
Q: for the Steady-State Operation of Buck DC-DC Converter Describe the nature of the current through…
A: The output structure of the Buck DC-DC converter is shown below:
Q: Q-3 A Cockcroft-Walton type voltage multiplier has ten stages with capacitances, all equal to 0.1…
A: For the given C= 0.1 uF V = 100kV f = 60Hz I =5 mA n =10
Q: FACTS: AC-DC converters take the AC power from wall outlets and convert it to unregulated DC. These…
A: The solution is given below
Q: Derive the average and rms values of output voltages and currents for three phase semi converter.
A:
Q: Question- A solar cell of 350 V is feeding power to an ac supply of 440 V, 50 Hz through a 3-phase…
A: Given- Solar cell of 350 V, E=350 V, 440 V, 50 Hz supply, Current I=20 A, Resistance R=0.5 ohm, To…
Q: A high voltage engineer cascades 6 stages of a voltage doubler circuit to analyze effectiveness of…
A: f=100 Hz Vmax=100 kV I=1 mA c=15 nF
Q: Q5. For the following center tapped transformer, show the waveform across each half of the secondary…
A: The waveform across each half of the secondary winding is shown by Vac & Vbc waveforms in the…
Q: A three phase full controlled converter is supplied by a phase voltage Vs=120V, 60 Hz. Consider a…
A: The solution is given below
Q: Buck / Boost DC-DC converter if duty cycle k VS d) None
A:
Q: 2. Given the circuit a. State how each switch can be realized using transistors and/or diodes, and…
A: The given circuit diagram is shown below:
Q: 1. Derive the formula for the RMS value for the following a) b)
A: 1. a) eo=ep sint ;0⩽t⩽π-ep sint ;π⩽t⩽2πTime period T=2πRMS value…
Trending now
This is a popular solution!
Step by step
Solved in 10 steps with 9 images
- Design a bridge type full-wave rectifier fed from 220-V line through a step-down transformer (7:3). The load requires an average voltage of 17 V and average power of 9 W. Use a safety factor of 25%Build an AC/DC dual power supply circuit that draws a 60Vp-p sinusoidal voltage, to provide a dc output voltage of +15 V. Full analysis of voltages and currents should be included. What modifications would you recommend to draw more current while maintaining same output voltage?In a full-bridge dc-dc converter using PWM bipolar voltage switching, analytically obtain the value of (V/V) which results in the maximum (peak-peak) ripple in the output current i,. Calculate this ripple in terms of Va, La, and f
- QUESTION 3 is dc -Lac 0 f(t) = Ide T If ripple-free load current in steady-state is assumed, the input current is waveform of the single-phase full-wave rectifier may then be depicted as shown in the figure above for an ideal input transformer. With the assumption that the supply is ideal and perfectly smooth and ripple free load current, which implies an infinitely large load inductance, it is quite straightforward to obtain an analytical expression for the input current harmonics. The rectangular wave is defined as de 270 when 0< t < π when_πQ2) Design a Bridge FWR to supply a load of (1002) with the waveform shown in figure from the main power supply of (220 Vrms). Find: - 1- The transformer turns ratio (a). 2- The ripple voltage. Vot Vm = 12 V 3- The Vde value. 4- The RMS value of the output voltage. 5- The ripple factor. 6- The value of capacitor filter. Vip = 0.1 V (assume ideal diodes) T=0.01 sec. tisec) Q3) V in Design a regulated circuit to supply a constant voltage of (10 V) across a resistive load of (50 2). The input voltage is shown in the figure. The minimum current for the Zener diode operation is (Izk=5mA). Find the 15 V 15 maximum power dissipated in the Zener diode. 12.5 12 V 10A step up DC converter is used to control power flow from a DC votage Vs=120V to a battery voltage E=200V. The power transferred to the battery is 10 kW. The current ripple of the inductor is negligible. The duty cycle and the effective load resistance as seen from the input are respectively equal to: Select one: Oa. 0.5, 0.94 Ohms b. 0.4, 1.44 Ohms Oc. None of these O d. 04, 0.94 OhmsQ2) Design a Bridge FWR to supply a load of (1002) with the waveform shown in figure from the main power supply of (220 Vrms). Find: - 1- The transformer turns ratio (a). VOlvolt) 2- The ripple voltage. Vm = 12 V 3- The Vdc value. 4- The RMS value of the output voltage. V(p.P) = 0.1 V 5- The ripple factor. 6- The value of capacitor filter. (assume ideal diodes) T = 0.01 sec. → t(sec.)In the full-wave rectifier circuit of figure, the transformer has a turns ratio of 1:2. The transformer primary winding is connected across an AC source of 230V (rms), 50 Hz. The load resistor is 50ohms. For this circuit, determine the peak-to- peak ripple in the output voltage * Di i v2 = VmSin ot RL Vs(N V1 Vo + V3 = VmSin ot D2 Full-wave rectifier- Circuit operation during positive half cycle 460 V 207 V 325.3 V None of the above ell ell3.16 A three-phase, full-wave half-controlled rectifier bridge circuit is operating at a delay angle a = 67° when supplying full power. The per-phase inductance of the coupled transformer is 2 mH. The input voltage has an rms magnitude of 230 V per phase at 50 Hz. The load current in the d.c. side is 15 A at 200 V. It is required to: (a) Obtain the drop in the d.c. voltage due to current overlap. (b) Calculate the rms secondary voltage of the transformer. (c) Calculate the overlap angle. (d) Obtain the recovery angle while the converter in operating in the inversion mode with 15 A, 200 V d.c. input. (e) Obtain the firing angle for the conditions in (d). [Ans: (a) 4.5 V, (b) 450 V, (c) 1.06°, (d) 67.14°, (e) 111.8°]A three-phase 1MW AC-DC converter is to be connected to a 2.4kVLL/60Hz AC bus that presents a 200uH inductance per phase. What is the maximum magnitude, in Arms, that the 13th current harmonic of the converter can have, in order to comply with the IEEE 519 standard?is de (c) -Idc de 0 first 2 harmonics of b If ripple-free load current in steady-state is assumed, the input current is waveform of the single-phase full-wave rectifier may then be depicted as shown in the figure above for an ideal input transformer. With the assumption that the supply is ideal and perfectly smooth and ripple free load current, which implies an infinitely large load inductance, it is quite straightforward to obtain an analytical expression for the input current harmonics. The rectangular wave is defined as Ide K f(t)= By using the full range Fourier Series, compute the de when 0Question- A solar cell of 350 V is feeding power to an ac supply of 440 V, 50 Hz through a 3-phase fully controlled bridge converter. A large inductance is connected in the dc circuit to maintain the dc current at 20 A. If the solar cell resistance is 0.5 Q, then find the period for which each thyristor be reverse based.SEE MORE QUESTIONSRecommended textbooks for youIntroductory Circuit Analysis (13th Edition)Electrical EngineeringISBN:9780133923605Author:Robert L. BoylestadPublisher:PEARSONDelmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage LearningProgrammable Logic ControllersElectrical EngineeringISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill EducationFundamentals of Electric CircuitsElectrical EngineeringISBN:9780078028229Author:Charles K Alexander, Matthew SadikuPublisher:McGraw-Hill EducationElectric Circuits. (11th Edition)Electrical EngineeringISBN:9780134746968Author:James W. Nilsson, Susan RiedelPublisher:PEARSONEngineering ElectromagneticsElectrical EngineeringISBN:9780078028151Author:Hayt, William H. (william Hart), Jr, BUCK, John A.Publisher:Mcgraw-hill Education,Introductory Circuit Analysis (13th Edition)Electrical EngineeringISBN:9780133923605Author:Robert L. BoylestadPublisher:PEARSONDelmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage LearningProgrammable Logic ControllersElectrical EngineeringISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill EducationFundamentals of Electric CircuitsElectrical EngineeringISBN:9780078028229Author:Charles K Alexander, Matthew SadikuPublisher:McGraw-Hill EducationElectric Circuits. (11th Edition)Electrical EngineeringISBN:9780134746968Author:James W. Nilsson, Susan RiedelPublisher:PEARSONEngineering ElectromagneticsElectrical EngineeringISBN:9780078028151Author:Hayt, William H. (william Hart), Jr, BUCK, John A.Publisher:Mcgraw-hill Education,