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About the most common application of flue gas is as a heat source. Recall that flue gas is the stack gas from plants fired with combustibles (coal, oil, gas, biomass, etc.), and it exhausts into the atmosphere. We spend a lot of money monitoring stack gas to keep the combustion process as tightly controlled as possible. That minimized emissions.

The heat in the stack gas can be used to heat water or the like, and the preheated water can then be fed back into the boilers to create the steam that drives the turbines that generate electric power (which is one example, but a common one). The heating of the (boiler) feedwater with the flue gas increases the efficiency of the whole operation. It's classic steam cycle power generation, and the preheating of feedwater within the stack (by the flue gas) is a time-proven tactic to reduce costs.

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Q: What is an application of flue gas?
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What does a flue gas desulphurisation plant do?

A flue gas Desulphurisation (FGD) plant removes Sulphur Dioxide from the flue gas before it is released into the atmosphere and hence reduces our impact on the environment.


What is the need of Purging in boiler?

purging is a cleaning process which cleans explosive items in air,flue gas path if any.


What is the best way to clean flue pipes?

The best way to clean flue pipes is to check that the connection is clean and remove the flue pipe, use a flue cleaning brush to brush it down in an up and down motion to remove all the build up.


What is a gas furnace heat exchanger?

The heat exchanger is the metal wall or tubing that is heated up when the burners are ignited. The inside of the heat exchanger allows the toxic flue gases produced from the burners to exhaust out through the furnace flue. The outside of the heat exchanger is where the cold air passes over, becomes warmed, and is blown throughout the ductwork of the home. The heat exchanger is the only wall separating the toxic flue gases from the supply air. If a crack develops in the heat exchanger, there is a potential for carbon monoxide gas to leak over to the supply side and be blown throughout your rooms. Carbon monoxide gas is odorless. The human senses will not detect its presence. Ron Ferrara- DHR Mechanical Services, Inc.


Why would a flexible flue liner be recommended for a chimney?

A flue liner is a flexible sleeve inside the pipe that carries the combustible products, such as smoke, up from the fire away from the living area, and into the atmosphere, outside the house. A liner is needed in case the flue is cracked or damaged, causing the smoke to stay in the house, or causing cold wind from the outside to come into the house. A flue liner is added protection to keeping the house safe from fumes.

Related questions

What is the meaning of flue gas?

Flue gas is a type of exhaust gas that exits the atmosphere through a pipe often called a flue. Flue gas can be seen exiting power plants, a fireplace, oven, boiler or steam generator.


What does a flue gas desulphurisation plant do?

A flue gas Desulphurisation (FGD) plant removes Sulphur Dioxide from the flue gas before it is released into the atmosphere and hence reduces our impact on the environment.


What is a vented fireplace?

Usually refers to a gas fireplace, since wood fireplaces are vented by the flue (chimney) Gas fireplaces can be vented (flue) or unvented (no flue)


Can you run gas furnace and gas hot water heater into one flue?

Of course If the flue is sized properly


Where can someone purchase a flue gas analyzer?

A flue gas analyzer is used to check the chemicals in the gasses in one's flue. They can be purchased at most home improvement stores or stores that have a home improvement section.


What is the charge in flue gas particle?

positive


What is in situ flue gas analyzers?

in situ refers that has not been moved from its original place of deposition. this type of flue gas analyzer fixed in stack.


What is the purpose of a bypass on an industrial boiler economiser?

If the boiler fuel contains Sulphur (and most do) combustion products in the flue gas will include Oxides of Sulphur (SO2 and SO3). SO3 combines with water (H2O) to make Sulphuric Acid (H2SO4). If the temperature of the flue gas falls below the dew point, the combination of the acid with the moisture in the flue gas causes corrosion of the flue gas duct work. Bypassing the economiser in the early stages of a boiler start keeps the flue gas temperature above the dew point.


Flue gas analysis by Orsat apparatus?

An Orsat gas analyzer is a piece of equipment used in labs to analyze gas samples including flue gas. The Orsat analyzes the oxygen, carbon dioxide, and carbon monoxide content of the gas.


Do I open the flue for a gas fireplace?

When burning the firplace, flue must be open to avoid death/ illness from carbon monoxide.


Should you close your flue when using a gas fireplace?

No. The flue must be open to allow the carbon monoxide to escape from the house.


A natural gas is known as a flue what does this mean?

Yes ramaswamy