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Rising
Main
Gas Pipe
Wavespeed
Valve
Closure
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Case Studies
We publish two different (but closely related)
types of case study;
- Case Study: These are used in-house
as training aids and we publish abbreviated versions of some of these
on our web-site and our Newsletter.
- Validation
Study:
These are used to test and improve our simulation models. We frequently
compare the simulation program against site data to ensure superb accuracy.
This months selection of Case & Validation
Studies are listed on the left, and a few short studies are discussed
below.
- A rising main was performing erratically
and unpredictably. Our consultants identified that air would collect
at locations along the pipe and would not be removed by the air valves
chosen at design stage. This air was shown by simulation to be a cause
of the unpredictable and excessive pressures
- During an international audit we found
that a surge study undertaken by a non-specialist consultant predicted
surge pressures that were 100% in error
- The capacity of a rising main was found
to be lower than expected; on-site tests and the use of a simulation
model as a 'what-if' tool allowed our engineers to identify and accurately
locate a blockage. As a result, only a small section of pipe had to
be excavated.
- A surge study undertaken by our specialist
engineers allowed large surge vessels (recommended by less specialised
consulting engineers) to be removed from the design. The associated
capital costs saved were significant.
- A pipeline was being shutdown temporarily
due to a directorate enforced by a legislative body. We helped to find
suitable operating regimes that enabled continued operation with the
eventual condolence of the legislative body.
Introduction
| Experience | Users
| Industries | Studies
Rising
Main | Gas Pipe | Wavespeed
| Valve Closure
|
|
Our case studies are changed frequently (so come
back and view them again) or request a Newsletter
which contains more useful case studies.
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