What are the major losses in nuclear power generating system?

What are the major losses in nuclear power generating system? 
by

1 Answer

Answer :

Condenser - 500 MW.

Moderator - 40 MW.

C/V and E/S system - 3.7 MW. 
by

Related questions

What the major problems associated with generating electricity using nuclear power plants?

Description : What the major problems associated with generating electricity using nuclear power plants?

Last Answer : Need answer

At present level of technology, which of the following method of generating electric power from sea is most advantageous? (A) Tidal power. (B) Ocean thermal energy conversion (C) Ocean currents. (D) Wave power.

Description : At present level of technology, which of the following method of generating electric power from sea is most advantageous? (A) Tidal power. (B) Ocean thermal energy conversion (C) Ocean currents. (D) Wave power.

Last Answer : Ans: A At present level of technology, tidal power for generating electric power from sea is most advantageous because of constant availability of tidal power.

Define process of nuclear fission. Writ the steps involved in generating electricity in a nuclear reactor. -Science

Description : Define process of nuclear fission. Writ the steps involved in generating electricity in a nuclear reactor. -Science

Last Answer : Nuclear Fission: The process in which a heavy nucleus (such as uranium, plutonium or thorium) is broken into two nearly equal fragments when bombarded with low-energy neutrons and a tremendous ... turbines producing electricity.The steam cools back into water, which can then be used over again.

The monazite sands on the Kerala coasts, used for generating nuclear energy contain – (1) platinum (2) copper (3) uranium (4) bauxite

Description : The monazite sands on the Kerala coasts, used for generating nuclear energy contain – (1) platinum (2) copper (3) uranium (4) bauxite

Last Answer : (3) uranium Explanation: Monazite sands contain uranium.

The process of generating radioactive isotopes during nuclear reaction is called

Description : The process of generating radioactive isotopes during nuclear reaction is called

Last Answer : artificial radioactivity.

Air gap readings for electrical generating equipment should be taken periodicly. This is to _______. I. determine the condition of the bearings II. prevent damage to the rotor and stator A. I only B. II only C. both I and II D. neither I or II

Description : Air gap readings for electrical generating equipment should be taken periodicly. This is to _______. I. determine the condition of the bearings II. prevent damage to the rotor and stator A. I only B. II only C. both I and II D. neither I or II

Last Answer : Answer: C

On some electrical generating equipment one outboard bearing pedestal is insulated from the bedplate. To check this insulation with the machine assembled you should use a____________. A. millivolt meter and a jumper B. ohmmeter C. megohm meter D. high potential tester

Description : On some electrical generating equipment one outboard bearing pedestal is insulated from the bedplate. To check this insulation with the machine assembled you should use a____________. A. millivolt meter and a jumper B. ohmmeter C. megohm meter D. high potential tester

Last Answer : Answer: A

If air gap readings for an electical generating machine have changed significantly from the last reading, you should check _________. A. the bearings B. insulation readings and machine cleanliness C. the prime mover thrust bearing D. the field coil bolts for the proper torque values

Description : If air gap readings for an electical generating machine have changed significantly from the last reading, you should check _________. A. the bearings B. insulation readings and machine cleanliness C. the prime mover thrust bearing D. the field coil bolts for the proper torque values

Last Answer : Answer: A

On some electrical generating equipment one outboard bearing pedestal is insulated from the bedplate. To check this insulation with the machine assembled you should use a____________. A. ohmmeter with the machine secured B. millivolt meter and a jumper with the machine running C. megohm meter with the machine running D. voltmeter and ampmeter with the machine running

Description : On some electrical generating equipment one outboard bearing pedestal is insulated from the bedplate. To check this insulation with the machine assembled you should use a____________. A. ohmmeter with the ... C. megohm meter with the machine running D. voltmeter and ampmeter with the machine running

Last Answer : Answer: B

An electric tachometer receives the engine speed signal from a _______________. A. small generator mounted on the engine B. bimetallic sensing device C. stroboscopic sensing device D. vibrating reed meter generating a voltage proportionate to engine speed

Description : An electric tachometer receives the engine speed signal from a _______________. A. small generator mounted on the engine B. bimetallic sensing device C. stroboscopic sensing device D. vibrating reed meter generating a voltage proportionate to engine speed

Last Answer : Answer: A

Define the following terms:- Reliability, Maximum demand, Reserve-generating capacity, Availability (operational).

Description : Define the following terms:- Reliability, Maximum demand, Reserve-generating capacity, Availability (operational).

Last Answer : Reliability: It is the capacity of the power system to serve all power demands without failure over long periods. Maximum Demand: It is maximum load demand required in a power station during a given ... percentage of the time a unit is available to produce power whether needed by the system or not.

When 220V dc shunt alternator generating the voltage at rated value. If direction of rotation is reversed, then alternator will a) Build up its voltage with same polarity b) Build up its voltage with opposite polarity c) No build up of voltage d) None

Description : When 220V dc shunt alternator generating the voltage at rated value. If direction of rotation is reversed, then alternator will a) Build up its voltage with same polarity b) Build up its voltage with opposite polarity c) No build up of voltage d) None

Last Answer : Ans: No build up of voltage

A generating station has a maximum demand of 50 Mw, a load factor of 60%, a plant capacity factor...

Description : A generating station has a maximum demand of 50 Mw, a load factor of 60%, a plant capacity factor of 45% and if the plant while running as per schedule, were fully loaded. The daily energy produced will be

Last Answer : A generating station has a maximum demand of 50 Mw, a load factor of 60%, a plant capacity factor of 45% and if the plant while running as per schedule, were fully loaded. The daily energy produced will be 720 MW.

Why is it desirable to operate paralleled AC generators at the same power factor? A. Circulating currents are kept to a minimum. B. Field excitation losses are kept to a minimum. C. Generator rotors will have a lesser tendency to hunt. D. Because a power factor increase will decrease kilowatt output.

Description : Why is it desirable to operate paralleled AC generators at the same power factor? A. Circulating currents are kept to a minimum. B. Field excitation losses are kept to a minimum. C. Generator ... will have a lesser tendency to hunt. D. Because a power factor increase will decrease kilowatt output.

Last Answer : Answer: A

The purpose of amortisseur windings in a synchronous motor is to ______________. A. reduce eddy current losses B. produce a higher power factor C. provide a means for starting D. eliminate arcing between the stator and the rotor

Description : The purpose of amortisseur windings in a synchronous motor is to ______________. A. reduce eddy current losses B. produce a higher power factor C. provide a means for starting D. eliminate arcing between the stator and the rotor

Last Answer : Answer: C

Amortisseur windings are installed in a synchronous motor to _____________. A. reduce eddy current losses B. produce a higher power factor C. provide a means for starting D. eliminate arcing between the stator and the rotor

Description : Amortisseur windings are installed in a synchronous motor to _____________. A. reduce eddy current losses B. produce a higher power factor C. provide a means for starting D. eliminate arcing between the stator and the rotor

Last Answer : Answer: C

What are the losses in a power transformer and mention how these losses can be minimised?

Description : What are the losses in a power transformer and mention how these losses can be minimised?

Last Answer : There are two losses in a transformer. a. Iron losses. b. Copper losses. Iron losses - Iron losses constitutes of two losses. a. Eddy current losses, these are due to the induced emf in the core ... the load current I - current through winding. r - resistance of winding. t - time duration. 

A 3-phase 50HZ SCIM takes a power input of 30 KW at its full load speed of 1440 rpm. Total stator losses are 1 KW. The slip and rotor ohmic losses at full load are a) 0.02, 600 W b) 0.04, 580 W c) 0.04, 1160 W d) 0.04, 1200 W

Description : A 3-phase 50HZ SCIM takes a power input of 30 KW at its full load speed of 1440 rpm. Total stator losses are 1 KW. The slip and rotor ohmic losses at full load are a) 0.02, 600 W b) 0.04, 580 W c) 0.04, 1160 W d) 0.04, 1200 W

Last Answer : Ans: 0.04, 1160 W

A feeder, in a transmission system, feeds power to (a) distributors (b) generating stations (c) service mains (d) all of the above

Description : A feeder, in a transmission system, feeds power to (a) distributors (b) generating stations (c) service mains (d) all of the above

Last Answer : (a) distributors

What is "dirty power" and is my space heater generating it?

Description : What is "dirty power" and is my space heater generating it?

Last Answer : Harmonics, they are the source of this dirty power you speak of. DC switching power supplies are some of the worst offenders. These are transients and non 60hz frequencies that are generated by said appliance. ... your heater works but I'm guessing it uses some sort of switching to run on low power.

Where are Power Generating Equipment’s manufactured. -SST 10th

Description : Where are Power Generating Equipment’s manufactured. -SST 10th

Last Answer : They are manufactured at Bhopal by Bharat Heavy Electricals Limited (BHEL).

For which of the following reasons is plutonium-238 used for generating electricity on spacecraft? w) It is an alpha emitter with long half-life. x) It is a beta emitter with high specific power. y) It occurs abundantly in nature. z) It has low specific power.

Description : For which of the following reasons is plutonium-238 used for generating electricity on spacecraft? w) It is an alpha emitter with long half-life. x) It is a beta emitter with high specific power. y) It occurs abundantly in nature. z) It has low specific power.

Last Answer : ANSWER: W -- IT IS AN ALPHA EMITTER WITH LONG HALF-LIFE. 

In a power generating station the Demand Factor and Load Factor are 0.5 and 0.2, respectively. If the...

Description : In a power generating station the Demand Factor and Load Factor are 0.5 and 0.2, respectively. If the connected load is 400 MW, the average demand is (A) 40 MW (B) 100 MW (C) 140 MW (D) 280 MW

Last Answer : In a power generating station the Demand Factor and Load Factor are 0.5 and 0.2, respectively. If the connected load is 400 MW, the average demand is 40 MW

Name three conventional ways of generating power. Of these three, which one contributes maximum generation in India.

Description : Name three conventional ways of generating power. Of these three, which one contributes maximum generation in India.

Last Answer : Coal, Gas and Hydro are the examples of conventional method of generating power. Coal contributes maximum generation in India. India generates 219.81 Gw by thermal power plant (coal).

Which of the following losses is/are present in every direct current generator armature? A. Winding copper loss B. Core eddy current loss C. Magnetic hysteresis loss D. All of the above.

Description : Which of the following losses is/are present in every direct current generator armature? A. Winding copper loss B. Core eddy current loss C. Magnetic hysteresis loss D. All of the above.

Last Answer : Answer: D

The armature cores of the D.C. motors are constructed with laminations to ___________. A. eliminate hysteresis B. minimize brush sparking C. reduce eddy current losses D. compensate for armature reaction

Description : The armature cores of the D.C. motors are constructed with laminations to ___________. A. eliminate hysteresis B. minimize brush sparking C. reduce eddy current losses D. compensate for armature reaction

Last Answer : Answer: C

The advantage(s) of the method of D.C. motor speed control shown in the illustration is/are ______________. EL-0101 A. elimination of armature starting resistor losses B. elimination of speed instability with variable loads C. the ease of reversing motor direction D. all of the above

Description : The advantage(s) of the method of D.C. motor speed control shown in the illustration is/are ______________. EL-0101 A. elimination of armature starting resistor losses B. elimination of speed instability with variable loads C. the ease of reversing motor direction D. all of the above

Last Answer : Answer: D

The armature cores of the D.C. motors are constructed with laminations to ___________. A. eliminate hysteresis B. minimize brush sparking C. reduce eddy current losses D. compensate for armature reaction

Description : The armature cores of the D.C. motors are constructed with laminations to ___________. A. eliminate hysteresis B. minimize brush sparking C. reduce eddy current losses D. compensate for armature reaction

Last Answer : Answer: C

Although saturable reactors are extremely useful in some applications, their gain is low because of ____________. A. core hysteresis losses B. inductive reactance in the control winding C. IR drop throughout the load winding D. all of the above

Description : Although saturable reactors are extremely useful in some applications, their gain is low because of ____________. A. core hysteresis losses B. inductive reactance in the control winding C. IR drop throughout the load winding D. all of the above

Last Answer : Answer: A

Armature cores in a DC generator are made of laminated steel sheets to _____________. A. fit the curvature of the frame B. increase the hysteresis effect C. reduce eddy current losses D. allow for easy assembly

Description : Armature cores in a DC generator are made of laminated steel sheets to _____________. A. fit the curvature of the frame B. increase the hysteresis effect C. reduce eddy current losses D. allow for easy assembly

Last Answer : Answer: C

Line losses in a distribution circuit are kept to a minimum by __________. A. adding rubber insulation conductors to the circuit B. using higher current and lower voltage C. increasing the number of thermal relays in the circuit D. using higher voltage and lower current

Description : Line losses in a distribution circuit are kept to a minimum by __________. A. adding rubber insulation conductors to the circuit B. using higher current and lower voltage C. increasing the number of thermal relays in the circuit D. using higher voltage and lower current

Last Answer : Answer: D

The rotor slots of a repulsion-type motor are generally skewed (placed nonparallel to the rotor axis) to _________. A. produce a constant starting torque B. permit a greater air gap with the starter C. permit a smaller air gap with the starter D. reduce eddy current losses

Description : The rotor slots of a repulsion-type motor are generally skewed (placed nonparallel to the rotor axis) to _________. A. produce a constant starting torque B. permit a greater air gap with the starter C. permit a smaller air gap with the starter D. reduce eddy current losses

Last Answer : Answer: A

What are the transformer losses?

Description : What are the transformer losses?

Last Answer : Answer: TRANSFORMER LOSSES - There are mainly two kinds of losses in a transformer namely 1. Copper loss (ohmic loss) and 2.magnetic loss (core loss). Copper losses are caused by the ... ohmic loss the following two losses are also present in the transformer stray load loss and dielectric loss.

What are the different losses that occur in thyristor while operating?

Description : What are the different losses that occur in thyristor while operating?

Last Answer : Different losses that occur are Forward conduction losses during conduction of the thyristor Loss due to leakage current during forward and reverse blocking. Power loss at gate or Gate triggering loss. Switching losses at turn-on and turn-off.

Explain about the losses in Transformer?

Description : Explain about the losses in Transformer?

Last Answer : TRANSFORMER LOSSES - Transformer losses have two sourcescopper loss and magnetic loss. Copper losses are caused by the resistance of the wire (I2R). Magnetic losses are caused by eddy currents ... current. Eddy-current loss, however, is different for each frequency passed through the transformer.

How To Minimize The Eddy Current Losses?

Description : How To Minimize The Eddy Current Losses?

Last Answer : When the core is laminated and insulated from each other with paper or varnish the eddy current loss is minimized.

What losses occur in a thyristor during working conditions?

Description : What losses occur in a thyristor during working conditions?

Last Answer : a. Forward conduction losses b. Loss due to leakage current during forward and reverse blocking. c. Switching losses at turn-on and turn-off. d. Gate triggering loss.

Why are iron losses considered as constant losses in transformer?

Description : Why are iron losses considered as constant losses in transformer?

Last Answer : Iron losses depend on supply frequency and flux density in the core. For all normal operations, the frequency of flux reversals which is same as supply frequency is constant and the value of flux density ... . Hence iron losses remain constant under all load conditions. i-e from no-load to full-load

What are the losses in induction motor?

Description : What are the losses in induction motor?

Last Answer : a. Stator losses (stator copper losses, stator iron losses). b. Rotor losses (rotor copper losses, rotor iron losses). c. Windage and friction losses.

What are the losses in transformer?

Description : What are the losses in transformer?

Last Answer : In transformer there are losses due to, 1. Resistance of the winding (copper losses). 2. Eddy current and Hysterisis in the iron parts and core (core and iron losses) 3. Losses due to leakage reactance ... cosiderable manner. Copper losses are variable and can be calculated by Ip 2 *rp and Is 2 *rs.

What are the losses in an alternator?

Description : What are the losses in an alternator?

Last Answer : Losses in alternators are same as DC generator and they are as follows. a. Copper losses includes following losses Armature copper losses (Ia2 ra). Field copper losses (Ife2 rf). ... pole shoes loss). Mechanical losses includes bearing friction, slip ring friction and friction due to windage.

What are the losses in DC motor?

Description : What are the losses in DC motor?

Last Answer : The losses in DC motor are same as that of DC generator. They are copper losses, magnetic losses and mechanical losses.

What are the losses in DC generator?

Description : What are the losses in DC generator?  

Last Answer : There are two main losses. a. Copper losses or electrical losses. b. Stray losses or rotational losses or constant losses. Copper losses includes following losses a. Armature copper losses (Ia2 ra). ... losses are as follows a. Magnetic losses (Iron loss or core loss). b. Mechanical losses. 

Explain different losses in a transformer.

Description : Explain different losses in a transformer.

Last Answer : There are two types of losses occurring in transformer: Constant losses or Iron losses: The losses that occur in the core are known as core losses or iron losses. Two types of iron ... upon the loading conditions of the transformers. Therefore, these losses are also called as variable losses.

The armature of a dc machine is laminated to reduce: (A) Eddy current loss (B) Hysteresis loss (C) copper losses (D) friction and windage losses

Description : The armature of a dc machine is laminated to reduce: (A) Eddy current loss (B) Hysteresis loss (C) copper losses (D) friction and windage losses

Last Answer : Ans: A Thinner the laminations, greater is the resistance offered to the induced e.m.f., smaller the current and hence lesser the I2R loss in the core.

A 220/440 V, 50 Hz, 5 KVA, single phase transformer operates on 220V, 40Hz supply with secondary winding open circuited. Then (A) Both eddy current and hysteresis losses decreases. (B) Both eddy current and hysteresis losses increases. (C) Eddy current loss remains the same but hysteresis loss increases. (D) Eddy current loss increases but hysteresis loss remains the same.

Description : A 220/440 V, 50 Hz, 5 KVA, single phase transformer operates on 220V, 40Hz supply with secondary winding open circuited. Then (A) Both eddy current and hysteresis losses decreases. (B) Both ... same but hysteresis loss increases. (D) Eddy current loss increases but hysteresis loss remains the same.

Last Answer : (A) Both eddy current and hysteresis losses decreases.

The efficiency of a transformer is mainly dependent on (A) core losses. (B) copper losses. (C) stray losses. (D) dielectric losses.

Description : The efficiency of a transformer is mainly dependent on (A) core losses. (B) copper losses. (C) stray losses. (D) dielectric losses.

Last Answer : Ans: A Core loss has prominent value over other losses

Which of the following statement(s) is/are true concerning protein/amino acid metabolism in man? a. The major source of amino acids is breakdown of circulating proteins b. The recommended daily allowance for protein may triple in critically ill patients c. Urinary nitrogen losses will approach 0 in the face of protein starvation d. Negative nitrogen balance refers to a decrease in nitrogen taken into the body versus the amount of nitrogen lost

Description : Which of the following statement(s) is/are true concerning protein/amino acid metabolism in man? a. The major source of amino acids is breakdown of circulating proteins b. The recommended daily ... balance refers to a decrease in nitrogen taken into the body versus the amount of nitrogen lost

Last Answer : Answer: b, d About 15% of the total body weight is made up of proteins, about half of which are intracellular and half extracellular. In man and other animals, dietary protein is the source of ... is exceeded by the amount of nitrogen lost in the urine, stool, skin, wounds, and fistula drainage

What are all the 16 major losses applicable to the process/organization? 1.

Description : What are all the 16 major losses applicable to the process/organization? 1.

Last Answer : Failure losses 2. Setup -Adjustment losses 3. Cutting blade or Jig change losses 4. Start -up Losses 5. Minor stoppage & Idling losses 6. Speed losses 7. Defect & rework losses 8. Shut ... 13. Measurement & adjustment losses 14. Energy losses 15. Die, tool & jig losses 16. Yield losses