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Home » Electricity Generation » Power Plants

Power Plants

What Is A Power Plant
What are power plants and types of power plants? It’s a very important question when we talk about how electricity is generated.

In a few words, power plants are just an industrial facility (location) where electrical power is generated with the help of generators that convert the different energy sources to electric power.

Similarly, we use renewable (solar, wind, thermal,…) or non-renewable (coal, oil, gas) sources to generate electricity and this process happens in the power plant.

However, we need to take care of building power plants in sub-urban regions away from cities because they need vast areas. Similarly, the electricity produced in power plants is alternating current (AC).
Types of power plants:
As we use two types of sources to produce electricity (renewable and nonrenewable) there would also be two types of power plants depends on the type of fuel used:

Conventional power plants:

Which may be:

Fossil fuel power plants: in these plants, we burn fossil fuels (oil, natural gas, diesel) to produce electric power.
Nuclear power plants: in these plants, we maintain a nuclear reactions to generate electricity.
Hydroelectric power plants: in these plants, we produce electricity by building dams on rivers.

Non-conventional power plants:

Which may be:

Wind power plants: in these plants, we use the kinetic energy of wind to produce electricity.
Solar power plants: in these plants, we collect solar radiation to generate power.
Geothermal power plants: in these plants, we use the natural heat in the deep of the earth to generate electricity.
Biomass power plants: in these plants, we burn natural matter to produce electricity.
And of course, each power plant has its advantages and disadvantages let’s discover together;
Conventional power plants
1- Fossil fuel power plants:
Gas power plants: gas turbines were used to generate electricity since 1939 and today gas turbines are one of the most widely used technologies for power generation. Also, it’s a combustion engine where we burn air-fuel mixture to produce hot gases to spin a turbine that produces the power.

Coal-fired power plants: in these plants, we use steam coal to generate electricity, but they emit a huge amount of harmful gases into the atmosphere.

Diesel-fired power plant: It is a combination of one or several electric current generators driven by diesel engines. Also, it’s used for the small-scale production of electric power. Also, in places where it’s difficult to have alternative power sources.

And there are two types of diesel plants:

Stationary diesel power plants that use 4-stroke plants which have power ratings of 110, 220, 330, 440, and 735 KW.
Advantages of diesel power plant:

They require a small area for installation.
It has a stable operating characteristic.
Also, the start-up is easy and quick.
It offers higher thermal

Disadvantages of a diesel power plant:

The cost of diesel and maintenance is high.

2-Thermal power plant:
Firstly, the thermal plant is the most used conventional type with high efficiency. Secondly, it converts heat into electrical power, as we use coal to boil the available water and convert it into steam.

They are used to turn a turbine which in turn generates the electric power.
Advantages of thermal power plants:

The fuel used is cheaper enough.
It has a low initial cost.
Also, we need less space to build these stations.

Disadvantages of thermal power plants:

They produce smoke and steam which pollute the atmosphere.
The running cost is high.

3- Nuclear power plants:
It’s a thermal power station where we use a nuclear reactor using uranium and thorium to get the heat used to generate the steam.

Similarly, this is used to drive a steam turbine connected to an electrical generator which is used to produce electricity.
Advantages of nuclear power plants:

They are environmentally friendly as they emit low greenhouse gas emissions.
Also, they generate enormous amounts of electricity using low fuel quantities.

Disadvantages of nuclear power plants:

They require a huge setup investment.

4- Hydroelectric power plants:
The hydroelectric plant is the most widely used form of renewable energy. Also, it uses the kinetic energy of flowing water to rotate a turbine which used to produce electricity.

However, this plant has a lower capacity comparing to thermal and nuclear stations.
Advantages of hydroelectric power plants:

They emit lesser amounts of greenhouse gases compared to other plants.
We use water instead of fuel which is a permanent renewable source.
Also, construction is simple and requires less maintenance.

Disadvantages of hydroelectric power plants:

The huge investments needed for construction.
The transmission cost is also high.
Also, it depends on weather conditions.

Non-conventional power plants:
5- Wind power plants:
A wind plant consists of a group of wind turbines … we set them in the same location to produce electricity.
Advantages of wind power plants:

They are cost-effective as the cost of operation and maintenance is low.
Also, they can build on agricultural lands without any interruption to cultivation activities.

Disadvantages of wind power plants:

They need huge capital expenditure.
Also, they need frequent checks and maintenance.

6- Solar power plants:
The first solar power plant used in the world appeared in the 1980s and it based on the conversion of sunlight (directly using photovoltaics or indirectly using concentrated solar power) into electricity.
Advantages of solar power plants:

It’s one of the most abundant cleanest renewable sources.
They don’t require high maintenance.
Also, solar plants may last for about 20-25 years.

Disadvantages of solar power plants:

The high initial cost for setting up.
Also, they require a lot of space for installation.

7- Geothermal power plants:
In geothermal plants, we produce electricity using the steam produces from reservoirs of hot water found below the earth’s surface.

Similarly, the steam rotates an electric turbine which in forwarding activates a generator that produces the electricity.

And there are three types of geothermal plants which are:

Dry steam power station.
Flash steam power station.
And binary cycle power station.

Advantages of geothermal power plants:

They are environmentally-friendly because they emit a lower level of harmful gases.

Thermal Power Plant

July 11, 2020 by Tomas Lugo

What is a thermal power plant? A thermal power plant or thermal power station uses the energy of … [Read more...] about Thermal Power Plant

Filed Under: Power Plants

Hydroelectric Power Plant

July 11, 2020 by Tomas Lugo

It is the power that falling water, fast-running water, rain, or metaled snow produce. And it’s one … [Read more...] about Hydroelectric Power Plant

Filed Under: Power Plants

Oil Power Plant

July 11, 2020 by Tomas Lugo

An oil power plant or standby power station is the plant that uses the oil engine as a prime mover. … [Read more...] about Oil Power Plant

Filed Under: Power Plants

Coal Power Plant

July 11, 2020 by Tomas Lugo

Coal is a flammable black or a brown sedimentary rock made of organic carbon, hydrogen, oxygen, … [Read more...] about Coal Power Plant

Filed Under: Power Plants

Combined Cycle Power Plant

July 11, 2020 by Tomas Lugo

The coal-fired power plant has an efficiency of under 30%. In other words, there is a high waist in … [Read more...] about Combined Cycle Power Plant

Filed Under: Power Plants

Natural Gas Power Plant

July 11, 2020 by Tomas Lugo

… [Read more...] about Natural Gas Power Plant

Filed Under: Power Plants

Nuclear Power Plants

July 11, 2020 by Tomas Lugo

A nuclear power plant or Nuclear power station is a thermal power station in which uranium is used … [Read more...] about Nuclear Power Plants

Filed Under: Power Plants

Geothermal Power Plant

July 11, 2020 by Tomas Lugo

The geothermal plant is the station where we use (geothermal energy) hydrothermal resources to … [Read more...] about Geothermal Power Plant

Filed Under: Power Plants

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