American Oil and Gas Reporter - PBIOS 2014 Official Program Guide - 187

Permian Basin Reports
Upstream

Editor's Note: The West Texas project
was sponsored initially by Berry Petroleum
Company, which LINN Energy acquired in
late 2013. The authors acknowledge LINN
Energy's Stan Cullick for his guidance on the
project, and acknowledge Log Analysis
Solutions for support with the logging results.

PBIOS Charter
The PBIOS was chartered as a
non-profit educational corporation
in May 1953.

Downstream

FIGURE 9
Slurry Volume Distribution per Treatment Stage
60.00
DTS results
50.00
Slurry Volume per ft (bbl/ft)

packages determined by open-hole logging
data. Based on the DTS results, a sum total of 2,150 feet of reservoir was hydraulically contacted vertically with the 11
stages. It was important to accurately
constrain the hydraulic coverage for each
interval and quantify the associated proppant coverage, since proppant placement
has the most significant impact on overall reservoir recovery.
Figure 9 displays the relationship between total slurry volume pumped per
stage and total hydraulic fracture height
(bbl/foot). It compares the final post-job
fracture modeling results with the quantified DTS output for each treatment
stage. There was clear agreement between the DTS and modeling results. A notable difference was observed in the volume pumped per hydraulic foot of height
growth generated for the cross-linked gel
stages compared with the slickwater
stages.
This project shows that DTS can accurately define fracture height in a vertically oriented wellbore compared with fracture modeling results. Based on the DTS
results, the fracture model can be further
constrained to fracture height, and more
confidence can be considered when reviewing total proppant placement for
each stage.
The next phase of this study is using the
distributed optical data to procure production profiles from the Permian Basin well
and identify areas contributing most to total well production. This information is being related to the stimulation treatment results, and allows further investigation
into the modeled fracture geometry away
from the wellbore. Similar to this study, all
results are compared with open-hole logging data.
❒

Midstream

Post-job fracture
model results
40.00

30.00

Cross-link gel stages
20.00

10.00

-
1

2

3

4

5
6
7
Treatment Stage

8

9

10

11

TIM A. JONES, an independent consultant, was formerly a senior engineer
at LINN Energy. He began his career at
Mobil in 1979, and served the company
for 21 years in gas processing, reservoir
engineering, production engineering,
improved recovery, secondary and tertiary reservoir management, and exploration engineering. He then served 12
years in engineering and management
positions at Nexen before joining Berry
Petroleum as a senior engineer, moving
to LINN Energy after its 2013 acquisition of Berry Petroleum. Jones holds a
B.S. in chemical engineering from Texas
A&M University.

ERIC H. HOLLEY is product line
manager for unconventional resources at
Pinnacle, a Halliburton Service, in
Houston, where he manages the technical development, market tactics and
product launch for all Pinnacle products
for application in unconventional resource plays. Previously, he served as
global product champion of StimWatch
fiber-optic technology, project manager
of microseismic and fiber optic diagnostics, and stimulation field engineer in
Halliburton's Rocky Mountain region.
Holley holds a B.S. in astronautical
and aeronautical engineering from Purdue University.

R. JASON DODSON is U.S. completions superintendent at Jetta Operating
Company. He previously served as completions coordinator at LINN Energy and
as senior completions supervisor at
Berry Petroleum, where he managed all
of the company's completion and
workover operations in the Permian
Basin. Prior to that, Dodson was at
EXCO Resources Inc., first as a field
completions technician and then as
completions and workover superintendent in the Haynesville Shale. He joined
EXCO after working as a senior well
completions adviser at Sierra Engineering, and as a service supervisor at Halliburton.

JOEL SALAZAR is the Permian district
engineering manager for Nabors Completion and Production Services, managing
fracture and cement engineers, and helping technical sales with frac designs and
models. He began his career in 2011 working with Nabors subsidiary Superior Well
Services, which changed its name to
Nabors Completion and Production Services in 2012. Salazar was a field engineer
for NCPS until January 2013, when he became an in-house engineer for Berry Petroleum, working on G-function analysis
as well as pre- and post-frac modeling to
optimize frac designs for each well.
Salazar holds a B.S. in petroleum engineering from Texas Tech University.
OCTOBER PBIOS 2014 187



American Oil and Gas Reporter - PBIOS 2014 Official Program Guide

Table of Contents for the Digital Edition of American Oil and Gas Reporter - PBIOS 2014 Official Program Guide

Contents
American Oil and Gas Reporter - PBIOS 2014 Official Program Guide - Cover1
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American Oil and Gas Reporter - PBIOS 2014 Official Program Guide - Contents
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