Notes

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[email protected] 1ft3= 1000 Btu Indomitable spirit how the completion efficiency is determined? skin deposition rate is more in gas wells than that of oil wells.is it true? what is the difference between apparent skin & true skin? How the numerical simulation & history matching of MRT helps in determining skin from SRT? material becoming superconducting at liquid nitrogen temperature-cnr rao today we have facilities beyound aou imagination compared to those days but is n othing compared to the rest of the world-cnr rao we have got an excellent techincal young minds but they easily get deviated towa rd other sectors,lot of talent got sucked away into areas. no of padmavibhushan-29 foreign industries had given money to my research but indian industries has not given me 5 rupees,but getting benifit out of my research. Why the increase in temperature does not always decreases the residual oil satur ation? what is the effect of relative permeability on temperature? we should introduce a new season for science technology and innovation i was writing a book wanted a reference book that was there in raman institut e,so i went and asked raman "can i get this book" sure sure i will look for it .next day somebody knocks the door and there is cv raman,brought that book i w ant.if he thinks that you are genuin and serious person,he will do anything for you. Relative permeabilities are sensitive bulk parameters used in the simulations be cause they can change by factors of 2 or 3 depending on details of the fluid-flu id and rockfluid interactions at the pore scale. Can we alter the wettability of a reservoir? The sum of the two relative permeabilities is typically less than one because fl uid-fluid interactions increase the resistance to flow. can we nullify the resistance to flow due to fluid-fluid interaction? how to know whether the reservoir is water wet or oil wet?relative permeability curves? Pore geometry is a major factor determining flow in porous media. capillary number? Oil reservoirs with gas caps require a different well placement strategy.A reser

Transcript of Notes

Page 1: Notes

[email protected]= 1000 Btu

Indomitable spirit

how the completion efficiency is determined?

skin deposition rate is more in gas wells than that of oil wells.is it true?

what is the difference between apparent skin & true skin?

How the numerical simulation & history matching of MRT helps in determining skin from SRT?material becoming superconducting at liquid nitrogen temperature-cnr rao

today we have facilities beyound aou imagination compared to those days but is nothing compared to the rest of the world-cnr rao

we have got an excellent techincal young minds but they easily get deviated toward other sectors,lot of talent got sucked away into areas.

no of padmavibhushan-29

foreign industries had given money to my research but indian industries has not given me 5 rupees,but getting benifit out of my research.

Why the increase in temperature does not always decreases the residual oil saturation?

what is the effect of relative permeability on temperature?

we should introduce a new season for science technology and innovation

i was writing a book wanted a reference book that was there in raman institute,so i went and asked raman "can i get this book" sure sure i will look for it.next day somebody knocks the door and there is cv raman,brought that book i want.if he thinks that you are genuin and serious person,he will do anything for you.

Relative permeabilities are sensitive bulk parameters used in the simulations because they can change by factors of 2 or 3 depending on details of the fluid-fluid and rockfluid interactions at the pore scale.

Can we alter the wettability of a reservoir?

The sum of the two relative permeabilities is typically less than one because fluid-fluid interactions increase the resistance to flow.

can we nullify the resistance to flow due to fluid-fluid interaction?

how to know whether the reservoir is water wet or oil wet?relative permeability curves?

Pore geometry is a major factor determiningflow in porous media.

capillary number?

Oil reservoirs with gas caps require a different well placement strategy.A reser

Page 2: Notes

voir containing a large gas cap,a pooraquifer, and an oil rim may be exploited by placing production wells low in the oil column or even at the top of the underlyingwater interval. However, if the aquifer is large and active, wells tend to be drilled in the lower part of the oil leg. In this instance, it is commonly easier to manage a downward migration of the gas/oil contact by injecting gas into the gas cap.

Even in reservoirs that lack natural gascaps,gas may still be put into field crests because it is an extremely efficient displacement process,enabling productionof attic oil that may otherwise be inaccessible.

Most exploration and appraisal wells are vertical. Few development or production wells are vertical. A vertical or near vertical well is the natural choice during exploration. The aim of the well will be to penetrate a primary, and possibly several secondary, target horizons. A vertical well cuts across the stratigraphy. It is easier to plan on the sparse seismic data commonly available during most exploration programs than would be a well with more exotic geometry. A vertical well will also allow collection of data such as pressure gradients and it will possibly penetrate fluid contacts (gas/oil, gas/water, and oil/water).

Strongly layered reservoirs in which there are barriers to vertical fluid flow may not benefit from horizontal wells �or, more properly, those that are parallel to the stratigraphy�because the barriers will prevent petroleum from being produced from horizons not specifically penetrated by the wellbore. In such instances, it is commonly the practice to drill wells that cross-cut the reservoir stratigraphy.

Utility wells can include those drilled as asource of water for injection, those drilled such that produced water and cuttings can be disposed of, and those used for observation.

Heloo everyone, I am pursuing bachelors degree in Petroleum Engineeirng from Jawaharlal Nehru Technological University in India.I want to do my Masters in University of California-Berkeley.Can anyone tell me the GRE cutoff score for this University?