Explain the phase advancer method in power factor improvement?with a proper diagram.
Q: What are the typical power quality issues in the power system? What are the methods to mitigate…
A: The typical power quality issues in the power system are: Over voltage: Over voltage power increase…
Q: How can we determine the unit power cost?
A: A unit of the power cost is the amount on which electrical supply companies will supplied the…
Q: riefly explain combined cycle power and cogeneration?
A: The explanation is as follows.
Q: Define power system stability. What are the design and operating criteria for extreme contingency?
A: A system is said to be stable if it can regain its original state even after experiencing a…
Q: 3. According to Equal Area Criterion method, please explain how series capacitive compensation…
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Q: What is the importance of power factor tariff ?
A: Power factor tariff : in the power factor tariff supplier include the power factor of load . Tariff…
Q: What do you think the upsides and downsides of a buck converter system with a duty cycle that can…
A: BJT and MOSFET are the class of transistors used in analog electronics. They are widely used…
Q: What is surge impedance?
A: Surge impedance is also known as the characteristics impedance of the lossless transmission lines.…
Q: Describe the effects of harmonics on power distribution system.
A: Harmonics are the undesirable noises in the power distribution system.It usually occurs due to the…
Q: A step-down chopper, with voltage source 20V. If the duty cycle is 50% and chop frequency is 0.1Hz,…
A: In this question , step down chopper is given...We have to find out ON time of chopper and average…
Q: 2 Define the term open circuit (no load) and short circuit of a synchronous generator in general.
A: Open circuit of a synchronous generator : When the load on a synchronous generator is open circuit…
Q: 2. Is it desirable to have leading power factor loads? Why?
A: Obviously, it is always desirable to have a power factor lead so that the power factor of the system…
Q: The major reason for low lagging power factor is due to the use of ________.
A: Given To determine the major reason for low lagging power factor
Q: Why are load curves drawn? How will you improve the diversity factor of a power station? What is…
A: As per the policy attempting first three sub questions (a)Load curve are drawn because of the…
Q: Discuss about Generator modeling in transient stability and derive the formula for the real and…
A: In transient stability analysis of the generator, because of large disturbance linearisation of…
Q: How a combined cycle power plant produces balanced output power?
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Q: A phase control circuit is mainly composed of a TRIAC in series with the load resistance, RL,…
A: The phase-controlled circuit is one form of converting circuit wherein the TRIAC are switched by way…
Q: For type A chopper, dc source voltage = 250 V, load resistance = 10 Ω. Take a voltage excess of 2V…
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Q: Why load characteristics goes lower with respect to the occ
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Q: How does high load factor reduce the variable load problems on the power station ?
A: Load factor :- It is defined as the ratio of average demand of the system to the maximum demand of…
Q: Explain the advantage of having high power factor in a supply system.
A: As High power is power is better than low power factor considering the consumer as well as the
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: For two parallel synchronous generators of the same size and same droop in frequency-Active Power…
A: for two parallel synchronous generators of the same size and same droop in frequency active power…
Q: Discussion of power quality aspects that need to be considered before installing the power factor…
A: power factor correction aims to improve power factor and therefore power quality. It reduces the…
Q: The single-phase AC voltage controller of Figure 2.1 has a 120 Vms source and a load resistance of…
A: Given circuit for single phase AC voltage controller is shown above. We need to calculate the rms…
Q: Two alternators rated 400 MW and 600 MW are operating in parallel. The droop characteristics of…
A: In this answer we will find the load shared by both the alternators and also find the frequency at…
Q: 1. What is the ideal line percent regulation rating? 2. Shunt voltage regulators require __________…
A: The objective is to determine line regulation and voltage sampling.
Q: Thyristor-Switched Series Reactor (TSSR) for power factor improvement
A: Reactive Power Compensation (RPC) is critical for maintaining a consistent voltage profile across…
Q: Single phase half wave AC-AC converter has a resistance of R = 50 ohms. Input voltage is given as…
A: Given in the question: Load resistance: RL = 50 Ohms Input voltage, V = 230V Firing angle, α=600…
Q: 1. Thyristor-Controlled Series Capacitor (TCSC) for power factor improvement 2. What are the…
A: Thyristor -Controlled Series Capacitor (TCSC) TCSC is a series compensation device connected to the…
Q: What is the Difference between (Cumulative compound & Differential compound DC generator)??
A:
Q: . A bridge circuit is used to measure the loss of larger transformers because the circuit A.…
A: A synchronous electric motor is an AC motor in which the shaft rotation is synchronised with the…
Q: Sketch the complete per-phase equivalent circuit of a symmetrical non-salient pole three-phase…
A: Synchronous generator: It is an electromechanical device. This is called a synchronous generator…
Q: Referring to the rated values of the components in Figure Q.2, draw the impedance diagram with all…
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Q: State True or false a- The DC load flow study is a linear analysis b- In a load frequency control, a…
A: a ) True In DC power flow analysis no reactive power , inductor, capacitor are present hence it is…
Q: A phase control circuit is mainly composed of a TRIAC in series with the load resistance, RL,…
A: Triac: It is a three terminal semiconductor device and is a current control device. this is…
Q: e) What causes frequency variations in the power system? What determines the direction of frequency…
A: A healthy power system always operates at a constant frequency. There are two major reasons of…
Q: in short write a note on capacitive compensation for power factor control?
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Q: Differentiate the leading and lagging of the generating system?
A: Leading and lagging depends on the phase angle between voltage and current . - leading means current…
Q: UDng a ITIe Core in high frequency transformers. c- Discuss, different applications of iron cores of…
A: C)For magnetizing or demagnetizing a iron material, some energy is expended. The energy expended…
Q: What are the causes and disadvantages of low power factor?
A: Causes Of Low Power Factor- A poor power factor can be the result of either a significant phase…
Q: 2.41 A three-phase 25-kVA, 480-V, 60-Hz alternator, operating under bal- anced steady-state…
A: In this question we need to determine a power triangle for the given operating conditions of…
Q: 4. What do you mean by stray load loss of an alternator?
A: stray load loss of an alternator
Q: 1. Thyristor-Switched Series Reactor (TSSR) for power factor improvement
A: Dear student as per our guidelines we are supposed to solve only one question.kindly repost other…
Q: 1.Static synchronous compensator (STATCOM) for power factor improvement. 2. What are the…
A: 1.Static synchronous compensator (STATCOM) for power factor improvement. 2. What are the constraints…
Q: Why the power factor is low in the open circuit test?
A:
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- The single - phase ac voltage controller with inductive load. Plot the waveform of output voltage and voltage in each thyristor if the B = 10 %3D degree and delay angle (alpha) in both thyristor is 1- (30 degrees) 2- (90 degrees) 3- (120 degrees)Explain the concept of power quality in electrical systems and the potential issues that can arise, such as voltage sags, harmonics, and flicker.What are the advantages and disadvantages of using Flyback and Push-Pull Converters in electrical power applications?
- What happened to the no-end voltage of the alternator and the voltage drop and regulation in resistive, inductive, capacitive load? Please explain. (% Rg = (Ea-Ut) / Ut (% Rg: Percentage voltage regulation, Ea: Alternator free end voltage, Ut: Alternator full load end voltage)help me in these questions pls write the questions with the and by (Computer) 1-Which of the following statements INCORRECTLY explain the label in the figure about LVDT working principles? a. Secondary coils are connected in series in such a way that their output is opposing each other. b. Constant DC voltage input to primary coil. c. Displacement moves ferrous rod from central position. d. The difference of the output voltage between the two secondary voltage.==========2- Explain the working principle of the measurement system in the figure below.i. Force input that is supplied to the sensor is processed to give the response in the form of raw output signal.ii. Signal conditioner manipulated the weak signal to give a conditioned input.iii. Analog or digital indicator display the unit that gives output reading of quantity being measured.iv. Measured value is compared with the input value for further action. a. ii, iii and iv only. b. i, ii and iv only. c. i, ii and…How do the capacitor and inductor support the circuit in power factor improvement?