petroleum production 8 min read
Nodal analysis
Systems analysis has been used for many years to analyze the performance of systems composed of multiple interacting components. Gilbert[1] was…
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petroleum production 2 min read
Flow through chokes
A wellhead choke controls the surface pressure and production rate from a well. Chokes usually are selected so that fluctuations…
petroleum production 2 min read
Tubing Selection, Design, and Installation
IntroductionTubing is the normal flow conduit used to transport produced fluids to the surface or fluids to the formation. Its…
petroleum production 5 min read
Multiphase Flow Properties Pressure Gradient Calculation
For oil wells, the main component of pressure loss is the gravity or hydrostatic term. Calculation of the hydrostatic pressure…
petroleum production 2 min read
Introduction to IPR and VLP
The productivity of the well depends on an efficient use of the compressional energy available in the reservoir allowing the…
petroleum production 1 min read
SURFACE WELL TESTING
Expro’s global infrastructure provides well testing services covering: § Exploration and appraisal testing services § Development well clean-up and well unloading services…
petroleum production 6 min read
Isochronal tests for gas wells
The isochronal test is a series of single-point tests developed to estimate stabilized deliverability characteristics without actually flowing the well for the…
petroleum production 5 min read
Gas well deliverability
Early estimates of gas well performance were conducted by opening the well to the atmosphere and then measuring the flow…
petroleum production 3 min read
Innovations
THROUGH TUBING DRILLING AND COMPLETION Through-tubing drilling and completion is a cost effective technology for increasing production and recovery. TTDC…
petroleum production 6 min read
Petroleum Production Optimization
Fundamentals Production Optimization refers to the various activities of measuring, analyzing, modelling, prioritizing and implementing actions to enhance productivity of a…
petroleum production 3 min read
Intelligent wells
The generic term “intelligent well” is used to signify that some degree of direct monitoring and/or remote control equipment is…
petroleum production 7 min read
Well Head Installation Video
Wellhead installation is one of most fascinating topics and it is very difficult to visualize how this operation is performed.…
