105 views

1 Answer

Answer :

High load factor indicates total plant capacity is utilised for most of the time.

Like 0 like

Please log in or register to answer this question.

Related questions

85 views

Last Answer : A load curve indicates average kWh (kW) energy consumption during the period.

1 answer
182 views

Last Answer : A low utilization factor for a plant indicates that plant is used for stand by purpose.

1 answer
139 views

Description : In order to have a lower cost of electrical energy generation the load factor  (1) and the diversity factor should be low (2) should be low but the diversity factor should be high (3) should be high but the diversity factor should be low (4) and the diversity factor both should be high

Last Answer : In order to have a lower cost of electrical energy generation the load factor and the diversity factor both should be high

1 answer
146 views

Last Answer : Peak load plant can never have 100 percent load factor.

1 answer
81 views

Last Answer : In two part tariff, variation in load factor will affect operating or running charges.

1 answer
151 views

Last Answer : The load factor of domestic load is usually 10 to 15%.

1 answer
113 views

Last Answer : Load factor of a power station is generally less than unity.

1 answer
334 views

Last Answer : Load factor of a power station is defined as average load/maximum demand.

1 answer
94 views

Last Answer : An induction motor has relatively high power factor at near full load.

1 answer
179 views

Last Answer : For high value of diversity factor, a power station of given installed capacity will be in a position to supply more number of consumers.

1 answer
104 views

Description : Load factor is the  (1) Ratio of maximum load on the station to sum of consumer's maximum load.  (2) Ratio of average demand to maximum demand.  (3) Factor used for increasing load.  (4) Reciprocal of (1).

Last Answer : Load factor is the Ratio of average demand to maximum demand. 

1 answer
5.1k views

Description : A transformer has negative voltage regulation when its load power factor is   (1) Zero (2) Unity (3) Leading (4) Lagging

Last Answer : 0

3 answers
1.5k views

Description : The load duration curve for unity load factor will be of  (1) Rectangular shape (2) Triangular shape (3) L -shape (4) I -shape

Last Answer : The load duration curve for unity load factor will be of Rectangular shape

1 answer
155 views

Description : Power station having Load factor = 70%, capacity factor = 50%, used factor = 60%, maximum demand = 20MW then annual energy production is  (1) 122.8 GWh (2) 198.55 GWh (3) 128.2 GWh (4) 188.82 GWh

Last Answer : Power station having Load factor = 70%, capacity factor = 50%, used factor = 60%, maximum demand = 20MW then annual energy production is 122.8 GWh

1 answer
354 views

Description : In a synchronous generator delivering lagging power factor load  (1) the excitation emf leads terminal voltage by the power angle (2) the excitation emf lags terminal voltage by the power angle (3) ... by the power factor angle (4) excitation emf lags the terminal voltage by the power factor angle

Last Answer : In a synchronous generator delivering lagging power factor load the excitation emf leads terminal voltage by the power angle

1 answer
300 views

Last Answer : The power factor of a single phase load can be calculated if the instruments available are three ammeters or three voltmeters.

2 answers
227 views

Description : Minimum voltage regulation occurs when the power factor of the load is?

Last Answer : Minimum voltage regulation occurs when the power factor of the load is leading.

1 answer
158 views

Description : If the load of the normally excited synchronous motor is increased the power factor will?

Last Answer : If the load of the normally excited synchronous motor is increased the power factor will become lagging.

1 answer
176 views

Description : The synchronous motor which works on leading power factor and does not drive any mechanical load is called?

Last Answer : The synchronous motor which works on leading power factor and does not drive any mechanical load is called synchronous condenser.

1 answer
151 views

Description : 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.

1 answer
107 views

Description : What is the advantage of high power factor?

Last Answer : Reduced copper losses Smaller conductor size Improve voltage regulation Increase system capability Less energy bill

2 answers
70 views

Description : The following formula is correct:  (A) Load factor=Average load for a period/ Peak load for the same period  (B) Load factor=Average load for a period x Peak load for the same period  (C) Load factor=Average load for a period + Peak load for the same period  (D) All of the above

Last Answer : The following formula is correct: (A) Load factor=Average load for a period/ Peak load for the same period (B) Load factor=Average load for a period x Peak load for the same period (C) Load factor=Average load for a period + Peak load for the same period (D) All of the above

1 answer
113 views

Description : Compare base load plant with peak load plant. 

Last Answer : Sr.No. Points Base load plant Peak load plant  1 Definition The power plant which supplies base load of load curve is known as base load plant The power ... power station   Small capacity storage hydro, pumped storage hydro, gas, diesel power station. 

1 answer
179 views

Last Answer : 1. Connected Load: It is the sum of load of all equipment's connected to supply system which are in use or not in use of each consumer. OR   The sum of connected load of all consumers ... is the maximum load which a consumer uses at a particular time period out of his total connected load. 

1 answer
127 views

Last Answer : Nuclear power plant is invariably used as base load plant.

1 answer
143 views

Last Answer : Generators for peak load plants are usually designed for maximum efficiency at 50 to 75 percent full load.

1 answer
110 views

Last Answer : In a load curve the highest point represents peak demand.

1 answer
184 views

Last Answer : Generating capacity connected to the bus bars and ready to take load when switched on is known as spinning reserve.

1 answer
62 views

Last Answer : The increased load during summer months is due to increased use of fans and air conditioners.

1 answer
128 views

Last Answer : Load curve is useful in deciding the operating schedule of generating units, sizes of generating units, total installed capacity of the plant.

1 answer
98 views

Last Answer : The area under a load curve gives energy consumed.

1 answer
190 views

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

1 answer
211 views

Last Answer : For a consumer the most economical power factor is generally 0.95 lagging .

1 answer
219 views

Last Answer : In an interconnected system, the diversity factor of the whole system increases.

1 answer
121 views

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

1 answer
190 views

Description : Diversity factor has direct effect on the?

Last Answer : Diversity factor has direct effect on the fixed cost of unit generated.

1 answer
78 views

Last Answer : Demand factor is defined as maximum demand/connected load.

1 answer
92 views

Description : Can a synchronous condenser improve power factor?

Last Answer : Yes, synchronous condenser can improve power factor.

1 answer
123 views

Description : What is the maximum value of power factor?

Last Answer : 1 is the maximum value of power factor.

1 answer
125 views

Last Answer : Depreciation charges are high in case of thermal plant.

1 answer
101 views

Last Answer : The standard full-load power factor ratings for synchronous motors are unity or 0.8 leading.

1 answer
125 views

Description : Sparking occurs when a load is switched off because the circuit has high?

Last Answer : Sparking occurs when a load is switched off because the circuit has high inductance.

1 answer
598 views

Description : Explain MCB and ELCB with connection diagram supplying single phase load. 

Last Answer : OR OR Explanation: * MCB provides short circuit protection. * MCB provides overload protection * ELCB provides earth fault protection. * MCB is in series with ... occurs, the ELCB cuts off the power within the time of 0.1 sec. automatically to protect the personnel. 

1 answer
180 views

Description : Explain with neat circuit diagrams the procedures to perform no load and blocked rotor tests on three phase induction motor.

0 answers
224 views

Description : Single-phase mid-point controlled rectifier with RL load

Last Answer : Single-phase mid-point controlled rectifier with RL load : The circuit configuration of single-phase midpoint controlled rectifier is shown in the figure. During positive half-cycle of ... some part of next positive half-cycle of voltage with reversed polarity can appear across load.

1 answer
180 views

Description : Class A Load Commutation

Last Answer : Class A: Load Commutation: The class A or load commutation (also called self-commutation or resonant commutation) is employed in thyristor circuits supplied from DC source. The commutating components include ... biased. Thus the zero-current and reverse-bias cause the thyristor to turn-off. 

1 answer
653 views

Description : Single-phase Midpoint controlled rectifier with Resistive load

Last Answer : Single-phase Midpoint controlled rectifier with Resistive load:  1) During positive half cycle of AC supply, a is positive with respect to b , this makes T1 forward biased and T2 is reverse ... voltage reverses the polarity and T2 is turned off. The operation is as shown in waveforms.

1 answer
124 views

Description : Define for polyphase circuit (i) Balanced load (ii) Unbalanced load. Draw one example circuit for each type of load.

Last Answer : i) Balanced Load: Balanced three phase load is defined as star or delta connection of three equal impedances having equal real parts and equal imaginary parts.  Example circuit:  ii) ... satisfy the condition of balance, then it is called as unbalanced load.  Example circuit:

1 answer
...