Break-even analysis or cost value profit analysis
The main objective is to find the cut-off production volume from where a firm will make profit.
The total sales revenue of the firm is
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May 2, 20212 min read
Elements of cost
Variable cost :- Varies with the volume of production.
Overhead cost :- It is fixed, irrespective of the production volume.
Direct mat
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May 2, 20212 min read
Law of demand and supply
It states that the demand and supply of a product are sensitive with respect to the price.
When the product price decreases, the demand of p
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Apr 29, 20212 min read
Methods to control pollution in thermal and nuclear power plant
Control of thermal pollution :
Control of thermal pollution is necessary as its detrimental effects on aquatic ecosystem may be detrimental
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Apr 29, 20213 min read
Site selection of nuclear power station, Thermal power plant,Hydro power plant
Availability of water
Although very large quantity of water is not regulated as hydro-electric power plant, but still sufficient supply of n
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Apr 29, 20213 min read
Methods of nuclear waste disposal
Waste disposal problem is common in every industry. Wastes from atomic energy Installations are radioactive, create radioactive hazard and r
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Apr 29, 20212 min read
Load curve & load duration curve
Load Curve
Load curve is plot of load in kilowatts versus time usually for a day or a year.
Definition
The curve showing the variation of lo
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Apr 29, 20213 min read
Objective and types of tariff
Tariff means the schedule of rates framed for supply of electrical energy to the various categories of consumers. All types of tariffs must
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Apr 28, 20212 min read
Geothermal power plant
Geothermal wells are drilled at suitable locations. Water vaporized into steam comes out of the earth’s surface in a dry condition at around
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Apr 28, 20213 min read
Tidal power plant
The tidal power plants are generally classified on the basis of the number of basins used for the power generation.
They are further subdiv
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Apr 28, 20212 min read
Solar thermal power plant
In a flat plate collector, the radiation energy of the sun falls on a flat surface coated with black paint having high absorbing capacity.
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Apr 28, 20212 min read
Hydro-electric power plant
Hydro electric power plant, the energy of water utilized may be potential or kinetic.
The potential energy of water is used to run water tur
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Apr 28, 20212 min read
Wind electric system
Converts kinetic energy in moving air into electrical energy. If mechanical energy is directly used it’s termed as wind mill.
Winds are bas
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Apr 27, 20212 min read
Fast breeder reactor & Gas cooled reactor
In this reactor the core containing U235 in surrounded by a blanket (a layer of fertile material placed outside the core) of fertile materia
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Apr 27, 20212 min read
Boiling water reactor (BWR)
In BWR, enriched fuel is used. This reactor can be safely operated using natural convection within the core. The pressure in the forced circ
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Apr 27, 20212 min read
Pressurized water reactor (PWR)
In PWR, the water that cools the nuclear fuel at a higher pressure and doesn’t convert into steam. Because of the higher pressure, this prim
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Apr 27, 20212 min read
Liquid metal cooled nuclear reactor
This reactor uses two liquid metal coolants. Liquid sodium (Na) as the primary coolant and an alloy of sodium potassium (NaK) as the seconda
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Apr 27, 20212 min read
CANDU type reactor
These reactors are more economically to those nations that don’t produce enriched uranium because enrichment of uranium is very costly.
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Apr 27, 20212 min read
Diesel engine power plant
Diesel engine consists of the following components and process. These are
Fuel supply system
Air intake system
Cooling system
Lubricating sy
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Apr 26, 20213 min read
Nuclear power plant
Fuel of a nuclear reactor should be fissionable material which might be defined as an element or isotope whose nuclei are often caused to en
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