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Expulsion efficiency estimation
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Revision as of 00:09, 21 October 2014
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00:09, 21 October 2014
→Procedure
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Below is a procedure for estimating expulsion efficiency.
Below is a procedure for estimating expulsion efficiency.
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{| class = "wikitable"
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#
Estimate the original kerogen content of the rock using TOC values measured from source rock samples.
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Model the original [[Petroleum generation|hydrocarbon generation]] potential of the source rock using the estimated original kerogen content.
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! Step
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Measure the volume of hydrocarbons expelled during pyrolosis (S2).
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! Action
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Estimate the actual expelled hydrocarbon volume by subtracting the S2 value from the original hydrocarbon generation potential of the source rock.
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Calculate efficiency by dividing the expected volume of expelled hydrocarbons from the actual volume of hydrocarbons generated.
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| 1
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|
Estimate the original kerogen content of the rock using TOC values measured from source rock samples.
−
|-
−
| 2
−
|
Model the original [[Petroleum generation|hydrocarbon generation]] potential of the source rock using the estimated original kerogen content.
−
|-
−
| 3
−
|
Measure the volume of hydrocarbons expelled during pyrolosis (S2).
−
|-
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| 4
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|
Estimate the actual expelled hydrocarbon volume by subtracting the S2 value from the original hydrocarbon generation potential of the source rock.
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|-
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| 5
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Calculate efficiency by dividing the expected volume of expelled hydrocarbons from the actual volume of hydrocarbons generated.
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|}
==Expulsion diagram==
==Expulsion diagram==
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