Oil & Gas Engineering Knowledge Base

Petroleum engineering topics, tubing inspection, drilling, production engineering and well integrity.

Latest Topics

OFM Basic: From Excel to Access Database – Practical Step-by-Step Guide
Production-Surveillance-Intervention

OFM Basic: From Excel to Access Database – Practical Step-by-Step Guide

In many production teams, well and production data are initially compiled in Excel. However, when moving into OFM Basic for analysis, eng...

Read Topic
IPM User Guide (PVTp, Prosper, MBAL, GAP, Reveal, Resolve, Flow Assurance, OpenServer)
Production-Surveillance-Intervention

IPM User Guide (PVTp, Prosper, MBAL, GAP, Reveal, Resolve, Flow Assurance, OpenServer)

For students and engineers who are learning petroleum engineering and production workflows, I’m sharing a collection of user guides for c...

Read Topic
GOR (Gas-Oil Ratio) Trends
Production-Surveillance-Intervention

GOR (Gas-Oil Ratio) Trends

GOR can be lower, equal, or higher than Rsi depending on the reservoir type and drive mechanism 1. Depletion-Drive (Solution-Gas Drive...

Read Topic
Well model
Production-Surveillance-Intervention

Well model

The Beggs & Brill correlation is widely used in PROSPER to estimate pressure drop in multiphase flow. The total pressure gradient is: \[...

Read Topic

Petroleum Engineering Resources

Petrotopic provides petroleum engineering resources covering tubing inspection, MIT interpretation, drilling engineering, production optimization, well integrity and oilfield operational references.


Learn oil and gas engineering topics including tubing metal loss analysis, drilling concepts, production engineering, well integrity, corrosion management and petroleum operations.