Reservoir Engineering

---
name: oil-and-gas-reservoir-engineering
description: 'Sub-skill of oil-and-gas: Reservoir Engineering (+5).'
version: 1.0.0
category: engineering
type: reference
scripts_exempt: true
---

# Reservoir Engineering (+5)

## Reservoir Engineering


- **Reservoir Characterization**: Porosity, permeability, saturation analysis
- **Reserve Estimation**: Volumetric, material balance, decline curve analysis
- **Reservoir Simulation**: Black oil, compositional, thermal modeling
- **Enhanced Oil Recovery (EOR)**: Chemical, thermal, gas injection methods
- **PVT Analysis**: Fluid properties, phase behavior, EOS modeling

## Production Engineering


- **Well Performance**: IPR/VLP analysis, nodal analysis
- **Artificial Lift Systems**: ESP, gas lift, rod pumps, PCP, jet pumps
- **Production Optimization**: Rate allocation, production scheduling
- **Well Testing**: Pressure transient analysis, buildup/drawdown tests
- **Flow Assurance**: Hydrates, wax, asphaltenes, scale management

## Drilling Engineering


- **Well Planning**: Trajectory design, casing design, mud programs
- **Drilling Operations**: ROP optimization, hole cleaning, stuck pipe prevention
- **Directional Drilling**: MWD/LWD, geosteering, horizontal wells
- **Well Control**: Kick detection, kill procedures, BOP systems
- **Drilling Fluids**: Mud properties, rheology, filtration control

## Completion Engineering


- **Completion Design**: Open hole, cased hole, multilateral completions
- **Sand Control**: Gravel packs, screens, chemical consolidation
- **Stimulation**: Hydraulic fracturing, matrix acidizing, acid fracturing
- **Perforating**: Charge selection, underbalance design, oriented perforating
- **Smart Wells**: ICVs, downhole monitoring, intelligent completions

## Facilities Engineering


- **Separation Systems**: Two/three-phase separators, slug catchers
- **Processing Equipment**: Dehydration, sweetening, NGL recovery
- **Compression Systems**: Reciprocating, centrifugal compressors
- **Pipeline Design**: Hydraulics, material selection, corrosion control
- **Storage Facilities**: Tank design, vapor recovery, custody transfer

## Offshore Engineering


- **Platform Types**: Fixed, floating (FPSO, TLP, SPAR, semi-sub)
- **Subsea Systems**: Trees, manifolds, pipelines, umbilicals
- **Riser Systems**: SCR, TTR, flexible risers, hybrid systems
- **Mooring Systems**: Spread mooring, turret mooring, DP systems
- **Installation Methods**: Heavy lift, float-over, J-lay, S-lay, reel-lay