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  • Home
  • Insights & Engineering
  • Engineering Toolkits
    • 🔁 General Utility Tools
      • Engineering Unit Converter
      • Pipeline Inventory Calculator
      • Pipeline Volume Calculator
    • 🔧 Pipeline Integrity & Assessment Tools
      • Corrosion Cost Estimator
      • Corrosion Rate & Remaining Life Calculator
      • Fitness for Service Screening
      • Hydrotest Pressure & Duration Calculator
      • Local Thinning Analysis
      • Pipeline Corrosion Defect MAOP Calculator
      • Pipeline Erosion Calculator
      • Pipeline MAOP Calculator
      • Pipeline Wall Thickness Calculator
      • RSTRENG Calculator
    • 📉 Flow Assurance & Operational Tools
      • Flowline Insulation Assessment
      • Hydrate Inhibitor Dosage Calculator
      • Hydrate Predictor
      • Pipeline Liquid Holdup Calculator
      • Pipeline Pressure Drop Calculator
      • Slug Catcher Sizing Tool
      • Slug Frequency Estimator
      • Wax Deposition Predictor
    • 📍 Pigging & Tracking Tools
      • Pipeline Pig Tracker Tool
      • Pipeline Pigging Calculator
    • 🛠 Maintenance, Planning & Cost Tools
      • Maintenance NPV/ROI Calculator
      • Pipeline Cleaning Scheduler
      • Pipeline Downtime Cost Estimator
    • 📋 Risk, Inspection & Strategy Tools
      • ECDA / ICDA Assessment
      • Pipeline Inspection Plan Guide
      • Risk-Based Sparing Guide
  • Toolkit Request
  • Services
    • Flow Assurance
    • Pipeline Engineering
    • Subsea Engineering

Insights & Engineering

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  • Insights & Engineering
13 Jun

📝How to Select the Right Pig for Pipeline Cleaning and Inspection

By Nonlinear Engineering

Pigging is a critical component of pipeline maintenance and integrity management, but not all pigs are created equal. Selecting the wrong pig type can lead

Continue reading📝How to Select the Right Pig for Pipeline Cleaning and Inspection

11 Jun

📝Emulsions and Slugging: Complicating Separation

By Nonlinear Engineering

In oil and gas production, the path from reservoir to market is far from smooth. Two major flow assurance challenges — emulsions and slugging —

Continue reading📝Emulsions and Slugging: Complicating Separation

10 Jun

Top 5 Causes of Flow Assurance Failures – and How to Prevent Them

By Nonlinear Engineering

Flow assurance is a critical discipline in pipeline engineering, especially for offshore and long-distance pipelines carrying complex fluid mixtures. A single oversight can lead to

Continue readingTop 5 Causes of Flow Assurance Failures – and How to Prevent Them

8 Jun

📝Understanding Pipeline Downtime Costs and How to Minimize Them

By Nonlinear Engineering

Pipeline downtime — whether due to planned maintenance, inspection, or unexpected failure — can have significant financial consequences. For oil, gas, and multiphase transport systems,

Continue reading📝Understanding Pipeline Downtime Costs and How to Minimize Them

6 Jun

📝Why Flowline Insulation Design Is Critical in Offshore Pipelines

By Nonlinear Engineering

Flowline insulation plays a vital role in offshore pipeline systems, particularly in deepwater operations where temperature and pressure differentials are extreme. The right insulation strategy

Continue reading📝Why Flowline Insulation Design Is Critical in Offshore Pipelines

5 Jun

📝Optimizing Inspection Intervals Using Risk-Based Tools

By Nonlinear Engineering

In pipeline integrity management, inspections are essential — but when and how often you perform them can make or break your operation’s safety and cost-efficiency.

Continue reading📝Optimizing Inspection Intervals Using Risk-Based Tools

4 Jun

📝The Role of Design Codes in MAOP Calculations – B31.4 vs B31.8 vs ISO 13623

By Nonlinear Engineering

The Maximum Allowable Operating Pressure (MAOP) is a fundamental parameter in pipeline design and integrity assessment. It determines the highest pressure a pipeline can safely

Continue reading📝The Role of Design Codes in MAOP Calculations – B31.4 vs B31.8 vs ISO 13623

3 Jun

📝How to Select the Right Pipeline Pigging Strategy for Your Operation

By Nonlinear Engineering

Pipeline pigging is a critical operation in maintaining the integrity and efficiency of oil and gas pipelines. Yet many engineers still rely on outdated or

Continue reading📝How to Select the Right Pipeline Pigging Strategy for Your Operation

1 Jun

🔍 What Is MAOP and How Do You Calculate It Correctly?

By Nonlinear Engineering

🚧 What Is MAOP? Maximum Allowable Operating Pressure (MAOP) is the highest pressure at which a pipeline can safely operate under regulated conditions. Determining the

Continue reading🔍 What Is MAOP and How Do You Calculate It Correctly?

27 May

📝Understanding Slugging in Multiphase Pipelines: Causes, Risks & Solutions

By Nonlinear Engineering

Slugging is a common and often disruptive phenomenon in multiphase pipeline systems, where gas and liquid phases do not flow uniformly. Instead, they form alternating

Continue reading📝Understanding Slugging in Multiphase Pipelines: Causes, Risks & Solutions

23 May

🧠 How to Assess the Integrity of an Unpiggable Subsea Pipeline

By Nonlinear Engineering

🔍 What Is an Unpiggable Pipeline? An unpiggable pipeline is one that cannot accommodate traditional pigs due to design or access constraints. This is common

Continue reading🧠 How to Assess the Integrity of an Unpiggable Subsea Pipeline

29 Apr

📝How to Choose the Right Wall Thickness for Your Pipeline

By Nonlinear Engineering

Pipeline wall thickness is one of the most critical decisions in pipeline design. It directly affects the pipe’s ability to withstand internal pressure, environmental loads,

Continue reading📝How to Choose the Right Wall Thickness for Your Pipeline

16 Apr

📝How Terrain Influences Liquid Accumulation in Pipelines

By Nonlinear Engineering

When designing and operating long-distance pipelines, terrain elevation is one of the most overlooked yet critical factors in liquid accumulation and flow assurance. In undulating

Continue reading📝How Terrain Influences Liquid Accumulation in Pipelines

  • 🔁 General Utility Tools
    • Engineering Unit Converter
    • Pipeline Inventory Calculator
    • Pipeline Volume Calculator
  • 🔧 Pipeline Integrity & Assessment Tools
    • Corrosion Cost Estimator
    • Corrosion Rate & Remaining Life Calculator
    • Fitness for Service Screening
    • Hydrotest Pressure & Duration Calculator
    • Local Thinning Analysis
    • Pipeline Corrosion Defect MAOP Calculator
    • Pipeline Erosion Calculator
    • Pipeline MAOP Calculator
    • Pipeline Wall Thickness Calculator
    • RSTRENG Calculator
  • 📉 Flow Assurance & Operational Tools
    • Flowline Insulation Assessment
    • Hydrate Inhibitor Dosage Calculator
    • Hydrate Predictor
    • Pipeline Liquid Holdup Calculator
    • Pipeline Pressure Drop Calculator
    • Slug Catcher Sizing Tool
    • Slug Frequency Estimator
    • Wax Deposition Predictor
  • 📍 Pigging & Tracking Tools
    • Pipeline Pig Tracker Tool
    • Pipeline Pigging Calculator
  • 🛠 Maintenance, Planning & Cost Tools
    • Maintenance NPV/ROI Calculator
    • Pipeline Cleaning Scheduler
    • Pipeline Downtime Cost Estimator
  • 📋 Risk, Inspection & Strategy Tools
    • ECDA / ICDA Assessment
    • Pipeline Inspection Plan Guide
    • Risk-Based Sparing Guide
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