Problem 8.
Consider a shale-free, dry, sandstone core plug. By measurement, the following data are known: d=2.54
cm, L= 6.00 cm, and mass (dry)=54.8 g.
1. Knowing that the grain density of most sandstone is about 2.65 gm/cu. cm, estimate the porosity of
t

Calculation Question #1
A clayey sandstone rock has the following properties.
1. measured resistivity (Rt) = 6 m
2. water resistivity (Rw) = 0.03 m
3. effective porosity (e) = 0.24
4. shale volume fraction (Vsh) = 0.3
5. shale resistivity = 0.8 m
Estimate

Optional
Homework 2
PE 3023:
Res. Eng. I
February 3, 2016
Deriving Material Balance Equations
Problem 1
A reservoir initially has connate water and oil with originally dissolved gas. The original oil in place in
reservoir barrels is N Boi = V (1 Swc ). Th

Optional
Homework 1
PE 3023:
Res. Eng. I
January 25, 2016
Review of fluid properties
Problem 1
The table below presents data from the analysis of a gas sample.
(a) Estimate the value of the coefficient of isothermal compressibility, cg , at a pressure of

Final Exam Reservoir I
Fall 2003
NAME 3°! $er A .
Shut-in Time, hr
An oil well in an innite reservoir is produced at 50 STB/day for 1440 hr, then
shut-in for a buildup. The bottomhole pressure just before shut in

Home Work # 3
Problem 6: (perm calc 3)
A well is producing oil at rate of q bbl/day. The reservoir pressure is PR psia, the
permeability is k md, the oil viscosity is cp. The reservoir thickness is h ft, the well bore
radius is rw ft, and the drainage rad

Rock Properties (Homework #12)
Home Work # 12
Problem 4:
If the formation compressibility is Cf, the initial pressure is P1 psia, the current pressure is
P2 psia, calculate the porosity at P2 psia if the initial porosity is 1 . Assume that the bulk
compre

Home Work # 1
Problem 1: (porosity match 1/2)
Match the following relation between bulk volume, pore volume, grain volume and porosity
Solution:
Porosity = (Pore Volume) / (Bulk Volume)
Bulk Volume = (Pore Volume) + (Grain Volume)
All the matches can be c

Rock Properties (Homework #10)
Home Work # 10
Problem 5:
A tube that is [L] cm long [D] cm in diameter that contains saline water passes a current of [I] mA under
a voltage drop of [v] V. What is the resistivity (in ohm-cm) of the tube of water?
Solution:

Dan Hawe
PE3073
Homework Assignment #2
2010
Summer 2010
Due: July 27,
Name: Safa AL Khalifa
PIPESIM ANALYSIS:ATTACH PLOTS ONLY FOR BACK-UP NO PIPESIM DATA
OUTPUT!
ANSWERS MUST BE ON FRONT PAGE. Attach plots used.
Given well data:
Static reservoir pressure

Introduction
Summary of available data
In this project we are given drawings and documents describing the new discovery in
the deepwater GOM. We are given the data measured from the manifold to the bottom
of the well. Manifold A contain six wells and mani