What is a stabilizer column?

Asked By: Guiayara Berentzen | Last Updated: 1st May, 2020
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What is the Difference between a stabilizer column and distillation column? In case of light naphtha isomerisation, a stabilizer column is used to separate heavier components from the lighter components. Basically, it separates Isomerate from the lighter components i.e. HCL, Hydrogen, Methane, Ethane etc.

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Regarding this, how does a condensate stabilizer work?

The condensate stabilizer flashes the lighter gases off of the gas stream by closely regulating the temperature and pressure of the stream through the stabilizer. Using this method, volatile hydrocarbons can be recovered from the gas, while the heavier hydrocarbons are condensed and remain as a liquid for transport.

Also Know, what is condensate stabilization? Condensate stabilization is the process of increasing the amounts of the intermediate constituents (C3 to C5 hydrocarbon derivatives) and higher molecular weight constituents (C6 and C6+ hydrocarbon derivatives) in the condensate. From: Natural Gas (Second Edition), 2019.

Also, what is a Depropanizer column?

Depropanizer column is one of a distillation column that used to separate mixtures contain the propane from butane and other components. Depropanizer column fractionated feed into top product which is rich in propane and bottom product consisting of butane and naptha.

What is splitter column?

A splitter is usually a simple distillation column that makes a top and bottom product, whereby the feed has been "split" into two streams. These can be complex mixtures (e.g. a naphtha splitter making light and heavy naphtha) or simple mixtures (e.g. a C3 splitter separating propene from propane).

20 Related Question Answers Found

What is the difference between crude oil and condensate?

Condensate is mostly composed of NGLs and naphtha range material, and has an API from 45 to 70+. Once separated from natural gas, condensate is generally treated like a crude oil. It can be blended with other heavier crude streams or sent to market directly by pipeline or tanker.

What is a stabilizer in oil and gas?

Condensate Stabilizer. Condensate Stabilizers reduce the vapor pressure of produced oil/condensate for stock tank storage and transport, and increase the recoverable quantity of Natural Gas Liquids (NGLs).

What is a Debutanizer?

A debutanizer is a type of fractional distillation column used to recover light gases (C1-C4) and Liquefied Petroleum Gas (LPG) from the overhead distillate before producing light naphtha during the refining process.

How does a Deethanizer work?

In short, the answer is: initially liquid, and then both liquid and gas. The point of the deethanizer is to separate the methane, ethane and other things. The initial incoming stream is liquid which falls and separates. Then a gas (c2) gets reintroduced and rises.

Is condensate dangerous?

Like all fossil fuels, condensate contains toxicants which are harmful to the environment, animals and humans. It is generally more flammable and explosive than normal crude oil. Whether escaped condensate causes an oil spill or not depends on whether it has vaporized, burnt off, or escaped in liquid form.

What is condensate used for?

Because condensate is typically liquid in ambient conditions and also has very low viscosity, condensate is often used to dilute highly viscous heavier oils that cannot otherwise be efficiently transported via pipelines.

What is gas RVP?

Reid vapor pressure (RVP) is a common measure of the volatility of gasoline and other petroleum products. Fuel cannot be pumped when there is vapor in the fuel line (summer) and winter starting will be more difficult when liquid gasoline in the combustion chambers has not vaporized.

What is a c3 splitter?

Ethylene and propylene fractionators (also known as C2 and C3 splitters) are used to separate ethane and ethylene or propane and propylene. These columns often require a large number of stages to achieve the desired separation and can contain 100 to 200-plus trays.

What is an absorber column?

A gas absorber uses a column often containing random or structured packing material. Packed bed absorbers utilize gas and liquid streams which flow counter current to each other. The contaminant gas is absorbed into the liquid stream, resulting in reduced contaminant in the exit gas.

What is rectification column?

In normal usage by chemical engineers, 'rectification' is the process of concentrating a volatile mixture in the more volatile species through countercurrent, multistage, vapor-liquid contacting. This is different from 'stripping' which concentrates the less volatile species.

What is stabilized naphtha?

In most cases, the word "stabilized" (as it pertains to naphtha or other gasoline blending stocks in a petroleum refinery) means that the lighter boiling compounds, such as butane or propane or lighter, have been almost completely removed from the naphtha or gasoline blend stock.

What is naphtha splitter?

The main function of the naphtha splitter column is to split the hydrotreated naphtha into light and heavy naphtha, which is a key function to the Naphtha Hydrotreating Unit, as it controls the benzene precursors, which are then sent to the Isomerization Unit.

What is naphtha stabilizer?

Naphtha Stabilizer is a distillation column used for removing Petroleum cut e.g. LPG,C1 and C2 from Naphtha cut.

What is the difference between stripping and distillation?

Distillation is used to separate and concentrate certain components of a liquid mixture that have a lower boiling point than others. Stripping is used to separate some easily dissolved fraction in a mixture of gases, by running the gas mixture through a shower of a liquid solvent.

What is stripping section in distillation column?

Found in higher concentration at the top of the column. Stripping section - The trays between the bottom of the column and the feed tray. In the stripping section the aim is to concentrate the heavier component in the liquid phase. Rectifying section - The trays between the feed tray and the top of the column.

What are the differences between distillation and gas absorption?

Distillation employs heat to generate vapors and cooling to effect partial or total condensation asrequired. Gas absorption employs a liquid of which the major components are essentially nonvolatile and which exerts a differential solvent effect on the components of the gas.