What is power system planning?

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asked Mar 10, 2018 by anonymous

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asked Mar 10, 2018 by anonymous

What is sag in power system?

Last answer: Sag is a catenary curve in between two points of supporters.and also we can say the lowest point of the conductor in between the two points of supporters.

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141 views 2 answers

asked Mar 10, 2018 by anonymous

What is meant by feeder in power system?

Last answer: A feeder line is a peripheral route or branch in a network which connects smaller or more remote nodes with a route or branch carrying heavier traffic. The term is applicable to any system based on a hierarchical network.

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78 views 1 answer

asked Mar 10, 2018 by anonymous

What is microgrid in power system?

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asked Mar 10, 2018 by anonymous

What are interconnected power system?

Last answer: Interconnected power systems are those which connect different geographic regions. In Australia we have a National Electricity Grid which connects 6 states. Transfers of power occur between the states depending ... make more profit from this.National-Electricity-Market-Fact-Sheet.pdf (0,9 MB)

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237 views 3 answers

asked Mar 10, 2018 by anonymous

What are the components of a power system?

Last answer: generator Traansformer Conductors Insulators

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asked Sep 7, 2018 by anonymous

What is the choice of size and number of generator units in interconnected power system?

Last answer: Choice of Size and Number of Generating Units: 1. The size/rating and number of generating units in such way that they approximately match with the load curve as closely as possible. 2. In ... , if power plant is connected to grid system then generating unit of higher capacity can be installed.

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61 views 1 answer

asked Apr 30, 2018 by anonymous

The stability of the power system is not affected by

The stability of the power system is not affected by (1) generator reactance (2) line reactance (3) line losses (4) output torque

Last answer: The stability of the power system is not affected by line losses

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211 views 1 answer

asked Apr 30, 2018 by anonymous

Generally in a power system network, the load is represented as a :

Generally in a power system network, the load is represented as a : (A) Constant power in both load flow study and in stability study (B) Constant power in load flow study and constant impedance in stability study (C) Constant power in stability study and constant impedance in load flow study (D) Constant impedance in both load flow study and in stability study

Last answer: Generally in a power system network, the load is represented as a : Constant power in load flow study and constant impedance in stability study

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75 views 1 answer

asked Apr 28, 2018 by anonymous

In voltage source converter based HVDC transmission system the active power is controlled by changing

In voltage source converter based HVDC transmission system the active power is controlled by changing (A) phase angle of the converter ac input voltage (B) supply frequency of the converter ac input voltage (C) magnitude of the converter ac input voltage (D) DC voltage at the inverter terminals

Last answer: In voltage source converter based HVDC transmission system the active power is controlled by changing phase angle of the converter ac input voltage

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98 views 1 answer

asked Apr 28, 2018 by anonymous

The benefit of power factor correction in a power system is

The benefit of power factor correction in a power system is (A) lower power consumption (B) increased demand charge (C) reduced load carrying capabilities in existing lines (D) reduced voltage profile

Last answer: The benefit of power factor correction in a power system is lower power consumption

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71 views 1 answer

asked Apr 28, 2018 by anonymous

steady-state stability of a power system is improved by

Last answer: steady-state stability of a power system is improved by using double circuit line instead of single circuit line

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271 views 1 answer

asked Apr 27, 2018 by anonymous

For a 15-bus power system with 3 voltage controlled buses, the size of Jacobian matrix is

Last answer: For a 15-bus power system with 3 voltage controlled buses, the size of Jacobian matrix is 25 x 25

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1.8k views 1 answer

asked Mar 25, 2018 by anonymous

Power factor of the system is kept high?

Last answer: Power factor of the system is kept high to reduce line losses, to maximise the utilization of the capacities of generators, lines and transformers, to reduce voltage regulation of the line.

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asked Mar 20, 2018 by anonymous

The primary reason for low power factor is supply system is due to installation of?

Last answer: The primary reason for low power factor is supply system is due to installation of induction motors.

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asked Mar 20, 2018 by anonymous

The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to?

Last answer: The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to extinguish the arc.

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136 views 1 answer

asked May 6, 2020 by anonymous

Summerise the role of power system engineer.

Last answer: Role of power system engineer: i. On the planning side he or she has to make decisions on how much electricity to generate ii. For operation of the power system he has to plan for ... for energy conservation and load management. viii. For solving the power system problems he has to update with

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42 views 1 answer

asked Sep 8, 2018 by anonymous

State the functions of fuel system and exhaust system of a diesel power station.

Last answer: Fuel system: It supplies fuel to engine for combustion purpose. It consists of Fuel Pump: - It supplies fuel to engine for combustion purpose. Strainer: - Are provided to remove suspended impurities and ... most of the noise. Chimney:- To exhaust gases in the atmosphere as high as possible.

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46 views 1 answer

asked Sep 8, 2018 by anonymous

Explain starting system in diesel electric power plant.

Last answer: Starting system in Diesel Electric Power Plant: It includes Storage battery, compressed air tanks, self-starter etc. The purpose of engine starting system is to rotate the engine initially while ... as Ammeters, Voltmeters, Wattmeters, Thermometers, Pressure gauges, Visible and audible alarm etc.

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39 views 1 answer

asked Sep 8, 2018 by anonymous

Explain fuel system and air intake system in diesel electric power plant.

Last answer: Fuel system and air intake system in diesel electric power plant : Fuel system: It consists of storage tank, strainers, fuel transfer pump and all day fuel tank. The fuel oil is supplied ... Filters are provided to remove dust particles from air which may act as abrasive in the engine cylinder.

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44 views 1 answer

asked Apr 29, 2018 by anonymous

A lightening arrester connected between the line and earth in a power system protects the terminal equipment

A lightening arrester connected between the line and earth in a power system (1) protects the terminal equipment against travelling surges (2) protects the transmission line against direct lightening strokes (3) suppresses high frequency oscillations in the line (4) reflects back the travelling wave approaching it

Last answer: A lightening arrester connected between the line and earth in a power system protects the terminal equipment against travelling surges

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71 views 1 answer

asked Apr 28, 2018 by anonymous

If non-linear loads are connected to the power system, then

If non-linear loads are connected to the power system, then (A) displacement power factor is same as the total power factor (B) displacement power factor is not equal to the total power factor (C) displacement power factor is due to harmonic currents (D) total power factor is due to fundamental component of current

Last answer: If non-linear loads are connected to the power system, then displacement power factor is not equal to the total power factor

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75 views 1 answer

asked Apr 27, 2018 by anonymous

With fault clearing time, the transient stability of a power system

Last answer: With fault clearing time, the transient stability of a power system decreases

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89 views 1 answer

asked Mar 21, 2018 by anonymous

Commonly used instruments in power system measurement are?

Last answer: Commonly used instruments in power system measurement are induction.

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73 views 1 answer

asked Mar 20, 2018 by anonymous

In a distribution system, in order to improve power factor, the synchronous capacitors are installed?

Last answer: In a distribution system, in order to improve power factor, the synchronous capacitors are installed at the receiving end.

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104 views 1 answer

asked Mar 20, 2018 by anonymous

The steady state stability of the power system can be increased by?

Last answer: The steady state stability of the power system can be increased by connecting lines in parallel.

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93 views 1 answer

asked Mar 20, 2018 by anonymous

Air blast circuit breakers for 400 kV power system are designed to operate in?

Last answer: Air blast circuit breakers for 400 kV power system are designed to operate in 50 millisecond.

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179 views 1 answer

asked Mar 11, 2018 by anonymous

Explain power system analysis.

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asked Nov 6, 2018 by Power system

What is power serving in e-motors

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asked Mar 10, 2018 by anonymous

What is the definition of an electrical system?

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asked Mar 10, 2018 by anonymous

What are the advantages of an interconnected system?

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asked Jan 8 by anonymous

Define orientation and grouping Principles of Planning.

Last answer: (1) Orientation: Orientation is the method of proper placement of planned unit of the building in relation to natural elements like sun, rain, wind, topography, etc. The position of building is ... or in other words, making group of units of building depending upon their functional co-relations.

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4 views 1 answer

asked Jan 8 by anonymous

Define prospect and ventilation in principle of planning.

Last answer: Prospect - It is defined as the art of positioning of openings like doors and windows to have a desirable view like gardens, lake, sea, river, mountains, greenery, etc. and blocking un desirable ... OR Ventilation is the process of fresh air entering a building via a window, door or other opening

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3 views 1 answer

asked Mar 10, 2018 by anonymous

How many volts are in the power lines?

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asked Mar 10, 2018 by anonymous

How does electricity get from the power plant to your home?

Last answer: Electricity gets into my home due to potential diffrence created between the live wire and neutral wire.

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92 views 1 answer

asked Jun 18, 2018 by anonymous

The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse

The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs

Last answer: The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs

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521 views 1 answer

asked Jun 18, 2018 by anonymous

What will happen to the gain margin if the gain of the open loop system is doubled?

What will happen to the gain margin if the gain of the open loop system is doubled? A) Doubled B) Becomes half C) Is not affected D) Becomes one-fourth

Last answer: What will happen to the gain margin if the gain of the open loop system is doubled? A) Doubled B) Becomes half C) Is not affected D) Becomes one-fourth

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145 views 1 answer

asked Jun 18, 2018 by anonymous

What is the time response of a system whose poles lie on the right hand side of s-plane?

What is the time response of a system whose poles lie on the right hand side of s-plane? A) Exponentially increasing B) Exponentially decreasing C) Sinusoidal oscillations D) Step response

Last answer: What is the time response of a system whose poles lie on the right hand side of s-plane? A) Exponentially increasing B) Exponentially decreasing C) Sinusoidal oscillations D) Step response

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71 views 1 answer

asked Mar 11, 2018 by anonymous

What is the traction system?

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asked Mar 11, 2018 by anonymous

What is stable and unstable system?

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asked Mar 11, 2018 by anonymous

What is the impulse response of the system?

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asked Mar 11, 2018 by anonymous

What is a time variant system?

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asked Mar 11, 2018 by anonymous

What is the meaning of LTI system?

Last answer: The system which satisfies both linearity and time invarient is called linear time invarient (LTI) systrm

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109 views 1 answer

asked Mar 10, 2018 by anonymous

What is a fuzzy inference system?

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asked Mar 10, 2018 by anonymous

What is meant by fuzzy system?

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asked Mar 10, 2018 by anonymous

What is a servomechanism system?

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asked Mar 10, 2018 by anonymous

What is an example of an open loop system?

Last answer: Open loop system. Ex. Electric heater, washing machine, fan, electric switch, etc

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asked Mar 10, 2018 by anonymous

What is the automatic control system?

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asked Mar 10, 2018 by anonymous

What is the meaning of computer system organization?

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asked Mar 10, 2018 by anonymous

What is the difference between a line voltage and low voltage control system?

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asked Dec 16, 2017 by anonymous

What is a hard real time system?

Last answer: If the real-time systems have minimum interrupt latency and task deadline with prescribe time limits then it is known as hard real-time systems. If these two requirements meet in real time systems but not always then it is known as soft real-time systems.

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102 views 1 answer

What is power system planning?

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