What does black and white smoke mean?

White smoke can often mean material is off-gassing moisture and water vapor, meaning the fire is just starting to consume material. White smoke can also indicate light and flashy fuels such as grass or twigs. Thick, black smoke indicates heavy fuels that are not being fully consumed.

What is the reason of white smoke in chimney?

Excessive levels of oxygen within the combustion chamber can cause inefficient fuel burning and lead to the dense, white smoke emanating from your chimney.

What is the use of chimney in thermal power plant?

A thermal power plant chimney has two important functions: To carry undesirable combustion or smoke out of the boiler. To provide the draught that feeds air to the fire to keep it burning. The draft of the chimney comes from the rising hot air.

What is the white smoke from factories?

White smoke comes out from smokestacks or exhaust pipes in the factory chimneys emit water vapor which condenses into a whitish cloud before evaporati.

What does it mean when you have black smoke coming out of your exhaust?

Black Smoke This means that the fuel injectors are either adding too much fuel or that the intake valves aren’t letting enough air in. This could be caused by a leaking fuel injector, a faulty fuel pressure regulator, or a bad air filter. If your engine is running this rich, it can cause serious problems.

Why is there black smoke coming out of my exhaust?

Black exhaust smoke can appear when the vehicle is burning too much fuel. This could be caused by a clogged air filter, malfunctioning fuel injection system, a blocked manifold, or a variety of other issues. Have your vehicle checked out by a technician to see why your vehicle is burning more fuel than usual.

Should I see smoke coming out of my chimney?

Smoke is unburned wood particles – if you can see smoke from a chimney, you need to improve your technique. If you see a lot of black smoke, it’s a sign you’re burning something toxic. a light colored smoke means your fire isn’t burning efficiently and you need to adjust your air intake.

What color should chimney smoke be?

The exhaust coming from the top of the chimney should be perfectly clear or white with steam. A plume of blue or gray smoke indicates that you have a problem.

Why chimney is tapered?

Due to reduction in surface area, this translates to less loading for the base to counteract, and overall reduces the stress. Typical stack design of this construction is to size the top for optimal velocity, and make that the wind design.

What is that smoke coming out of factories?

Nitrous oxide is a common emission from industrial factories, agriculture, and the burning of fossil fuels in cars. Fluorinated gases, such as hydrofluorocarbons, are emitted by industry. Fluorinated gases are often used instead of gases such as chlorofluorocarbons (CFCs).

What is the smoke that comes out of cars called?

In general, thin white exhaust smoke (similar to water vapor) could be nothing to worry about. Depending on the outside temperature, condensation will build up inside of your car’s exhaust system and the heat heading through the pipes will create steam.

What does black smoke coming out of a thermal power plant mean?

Black means oil is in service..u’ll see black smoke only during light up of boiler. White means ash is coming out of the chimney….after taking coal into service u’ll see white smoke.. What is the working principle of thermal power plant?

Why is there black smoke coming out of my Chimney?

, knows something about pumps. Black smoke indicates that furnace oil is being fired in the boiler . This may be either during start up or as additional susupport for the coal burners for flame stability. White smoke from the chimney is due to ash carry over in the flue gas.

What is the meaning of white smoke coming out of furnace?

White smoke indicating coal is burning in furnace. After complete combustion of coal,ash become white in colour. Black smoke indicating burning of oil in furnace. Mostly boilers startup and shutdown are done with oil.

Which colour of smoke indicates burning of coal in furnace?

White smoke indicating coal is burning in furnace. After complete combustion of coal,ash become white in colour. Black smoke indicating burning of oil in furnace.