Discussion 1- For the values = 0.7 and @, = 2 find the rise time, peak time, settling time, and the maximum peak values. 2- Do you observe any relation between the system damping ratio and the system settling time. 3- According to your measurements suggest the relationship between the peak overshoot and the damping ratio.
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- What are DC transients? What is the source of transient in electrical circuit / system? How to mitigate transient current? and Transient voltage ? Provide 3 sample calculations involving DC circuit under transient current condition on series R-L and Series R-C circuit? Need a simple explanation, can't quite understand the definitions I have currently.what is a demagnetizing factor and what is it used for? does it have any dimensions or units? what does it depend on?Calculate (1) the percentage ripple, (2) the regulation, and (3) the optimum number of stages (4) The maximum voltage of 12- stages Cockcroft-Walton type voltage multiplier with capacitances equal to 1200 nF. The peak supply voltage is 400KV with frequency equal to 60 Hz. and load current to be drawn is 10 mA
- a) Given the choice between a MOSFE Open with for a high voltage application. State your selection with reasons. b) The parameters for the power MOSFET in the circuit shown in the Figure 1 are as follows: rise time, t₁ =2 µs; on resistance, Ros(on) = 0.202; duty cycle, D = 0.7; and switching frequency, f = 30 kHz. Determine: i. the power-loss in the on state. ii. the power-loss during the turn-on interval. Vos 100 V ID D S R₁ = 120 Figure 1 c) Draw a clearly labeled diagram of the thermal equivalent circuit of a transistor. d) The maximum junction temperature of a power transistor is T; = 150 °C and the ambient temperature is T₁ = 25 °C. If the thermal impedances are Rjc = 0.4 C/W, Rcs=0.1 °C/W, and RSA = 0.5 °C/W. Calculate, i. the maximum power dissipation. ii. the case temperature.Análisis de rectificador onda completa Consider the capacitor-filter rectifier circuit as shown in Figure 1. The input is a single-phase source that is derived from a 220 Vrms mains. Tasks for analysis: (a) Rig up the circuit as shown in Figure land plot V andi versus time. (b) Why is there ringing on the current wave-form? (c) What is the series impedance of the circuitệ (d) Plot V and V. versus time. What is the ripple? How does ripple depend on load, capacitor C; and frequency of input wave-form? (e) Measure the current and voltage waveform across the rectifier diode. (f) Estimate the average and ms currents through the rectifier diode, Calculate the diode power dissipation. (g) What should be the peak current rating of the diode? (h) Change the initial charge voltage on the capacitor Cr. What is the effect on the input surge current? (i) Change the phase angle of the input V, at start up. Observe the effect on current i. What happens and why? 1) Under whaf conditions do you get…4) A single-phase full-wave AC voltage controller consists of two SCRs connected in invers-parallel. The supply voltage is 220V at 50Hz. The controller is used to control heater element of 2500W in an electric oven. The trigger angle is 30o. i) Draw the circuit diagram ii) sketch compatible waveforms for the supply, load and SCR voltages. iii) calculate the rms value of the load voltage and current. iv) Determine the input power factor of the circuit. v) Calculate the average value of the SCR current.
- Unit step function input to the system in the figure and proportional What are the values of the following transient response specifications when the control (K = 50) is applied? a. It's time to rise b. Time to reach the maximum, c. maximum exceed D. Settling time (by 2% criterion).Explain what is meant by maximum power point and outline the importance of MPP tracking inrelation to the operation of a PV installationi. Draw the graph of Ramp signal and also write the equation. i. Define Peak time.
- For the circuit in the figurea) Determine the time constant.b) Write the mathematical expression for IL, VL and VR, after the switch is closed.c) Determine IL, VL for one, three and five time constants.d) Draw the waveforms of IL, VL and VR.LABWhat is Peak-Inverse-Voltage (PIV)? Why is it considered important?A resistor Ra is in series with a voltage source Va. Draw the circuit. Label the voltage across the combination as v and the current as i. Draw and label the volt–ampere characteristic (i versus v).