Solar Chimney
A Solar Chimney is a very basic concept, its objective is to cool & warm a building as per
requirement and generate additional electricity.
This concept is based on the concept of chimney and on properties of warm & cool air. Concept
of chimney conveys that to maintain normal temperature in winters, a room is heated by a
fireplace and the smoke generated on the combustion of fuel is rejected to atmosphere through
the passage of chimney. Properties of warm and cool air conveys that warm or hot air is light in
weight and moves upwards whereas cool air is heavy and remains below.
Both these concepts of chimney and properties of warm & cool air could be combined to create
such a concept that cools a building in summers and maintains warmth in winters without any
pollution and by utilizing the natural power source ‘solar energy.’
The basic concept of a Solar Chimney conveys that cool air from ground could be regulated in a
building by a driving mechanism like an exhaust fan and that cool air can be rejected through the
chimney when it gets heated from solar radiations entering the house.
The Solar Chimney cools and heats a room as per need through a basic technical process. The
ground or earth’s top most layer of crust generally remains cool. The air at this layer could be
regulated in a building by driving it into the building with the help of an exhaust fan The cool air
that enters the building through the pipe and exhaust fan is naturally regulated in the building
through air passage. Since the room is already warm or consist moisture so the air needs to be
rejected and the cool air needs to be regulated again in the building after a period. So, this task is
performed by the combination of the solar radiations entering the building and the chimney. In
winters the solar radiations are focused into the building and absorbed and regulated in the
building which maintains the normal temperature of building by raising temperature as compared
to surroundings temperature.
A doubt may arise that why not utilize rejected warm air to generate additional energy through
turbine operation. Practically, a building does not reject sufficient air to operate a turbine. So
technically, operation of a turbine driven by warm or hot air in a building is not feasible.
A Solar Chimney is a very efficient concept and is the best alternative to the currently used
cooling appliances. It is Eco-friendly, generates additional electricity. A Solar Chimney is also
economically viable because its application requires a nominal price and its maintenance is
negligible. We can positively say that a Solar Chimney is a revolutionary concept. The need is to
implement it as it is very useful and every Indian Building or small house needs cooling system
in summers and a heating system in winters.
![](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_sAwFOK8R84qcGUQ2XZKTy9C5uzkwkpzj3bH6D4wJoh5S5JpCz-V8AcNeAUHB8rw_eL1svDOTWuHN4XmUzMt4dICtTbeRIWd6Hsd5kjimJx7u9h8TNCTSx6tc95I8gbAR0W1Wx2wB69R6MOmfMWVVXshI6OVnafM-Q7Cc83xxx4ZDeHYl9BpQ=s0-d)
![](https://upload.wikimedia.org/wikipedia/commons/6/66/Solar_chimney.svg)
Signing Off as: Team iPrime Tech Viz
requirement and generate additional electricity.
This concept is based on the concept of chimney and on properties of warm & cool air. Concept
of chimney conveys that to maintain normal temperature in winters, a room is heated by a
fireplace and the smoke generated on the combustion of fuel is rejected to atmosphere through
the passage of chimney. Properties of warm and cool air conveys that warm or hot air is light in
weight and moves upwards whereas cool air is heavy and remains below.
Both these concepts of chimney and properties of warm & cool air could be combined to create
such a concept that cools a building in summers and maintains warmth in winters without any
pollution and by utilizing the natural power source ‘solar energy.’
The basic concept of a Solar Chimney conveys that cool air from ground could be regulated in a
building by a driving mechanism like an exhaust fan and that cool air can be rejected through the
chimney when it gets heated from solar radiations entering the house.
The Solar Chimney cools and heats a room as per need through a basic technical process. The
ground or earth’s top most layer of crust generally remains cool. The air at this layer could be
regulated in a building by driving it into the building with the help of an exhaust fan The cool air
that enters the building through the pipe and exhaust fan is naturally regulated in the building
through air passage. Since the room is already warm or consist moisture so the air needs to be
rejected and the cool air needs to be regulated again in the building after a period. So, this task is
performed by the combination of the solar radiations entering the building and the chimney. In
winters the solar radiations are focused into the building and absorbed and regulated in the
building which maintains the normal temperature of building by raising temperature as compared
to surroundings temperature.
A doubt may arise that why not utilize rejected warm air to generate additional energy through
turbine operation. Practically, a building does not reject sufficient air to operate a turbine. So
technically, operation of a turbine driven by warm or hot air in a building is not feasible.
A Solar Chimney is a very efficient concept and is the best alternative to the currently used
cooling appliances. It is Eco-friendly, generates additional electricity. A Solar Chimney is also
economically viable because its application requires a nominal price and its maintenance is
negligible. We can positively say that a Solar Chimney is a revolutionary concept. The need is to
implement it as it is very useful and every Indian Building or small house needs cooling system
in summers and a heating system in winters.
Signing Off as: Team iPrime Tech Viz
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