

Coalbed Methane Reservoir Engineering Short Course Software.
The software application that is included as part of the short course has been developed
exclusively for this Coalbed Methane Reservoir Engineering Short Course.
You will receive this software application on a CD and can install it immediately on your PC. It has
been build to work on a PC-Windows platform. Upon installation and running the program you will see
the following as the main page from which all the components of the program can be launched.
(Please note that you can click on each image to see its larger version.)
There are six buttons on this interface. Each will take you to a different component of the application.
The first on "Reserve Calculation," takes to the interface to calculate reserves. The reserve
calculation can be done using Volumetric Method, and Material Balance Method, as can be seen in
the following two images.
There is another option tab in this component that allows you to calculate (predict) deliverability
of gas based on Seidle's analytical technique. Click on the following image to see how this done.
The next component of the Application can be launched by clicking on the "Monte Carlo Simulation"
button on the main interface. This component uses the same set of equations as the last component
to calculate reserves based on Volumetric and Material Balance methods. The main difference here
is that instead of providing precise values for each of the parameters involved in the calculation,
you may provide a range (that would translate to a probability distribution function, either uniform
distribution, or triangular distribution based on the amount of information you provide) of values,
and if you choose, a most likely value. Then using Monte Carlo Simulation method the application will
calculate a range of potential reserves with identified probability as the response of the calculation.
This method incorporates a scientific (statistical in nature) method of handling the uncertainty
associated with the reservoir and gas properties in the estimation of reserves. This method is used
for both the Volumetric as well as the Material Balance methods.
The third and forth components of the software application have to do with the Well Testing.
The third component is an expert system that walks you through a set of questions about the
field and the well and based on your answers recommends a particular well test to be performed
on your well.
The forth component is a Well Test Analysis expert system. This expert system asks you questions
about the field, the well and the test that you have performed and based on the answers provided
recommends a particular methodology for analyzing the well test data. Moreover, the expert system
will provide a set of guidelines (including step-by-step procedure and equations and type curves
that need to be utilized) on how to go about your analysis.
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