Modular Hydrocarbon Production System with Real-Time Phase Separation

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Solution Overview

Problem

Current hydrocarbon production systems lack continuous monitoring and real-time adjustment capabilities, leading to inefficiencies in oil and gas separation, environmental waste, and increased production costs, particularly in handling off-specification hydrocarbon mixtures from wells.

Innovation Solution

The development of modular systems and methods for hydrocarbon production that include multiphase analysis, continuous separation of oil, water, and gas phases, treatment to meet predetermined standards, and environmentally friendly disposal of produced water, utilizing modules for chemical injection, heating, and quality control to optimize production and reduce waste.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If continuous monitoring and real-time adjustment systems are implemented, then production optimization and environmental compliance improve, but device complexity and initial costs increase

Engineering Contradiction:
Improveproduction optimizationVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system is divided into modular functional units: multiphase flow analyzer, separator, treatment modules (chemical injection, heating, filtration), and control system. Each module performs a specific function and can be independently optimized or replaced, reducing overall system complexity while maintaining comprehensive monitoring and control capabilities.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements continuous feedback loops where the multiphase flow analyzer monitors production parameters in real-time, the control system processes this data, and automatically adjusts separator settings and treatment module operations. This closed-loop feedback enables real-time optimization without requiring complex manual intervention systems.

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If off-specification hydrocarbon mixtures are stored until they meet specifications, then product quality improves, but storage costs and environmental risks increase

Engineering Contradiction:
Improveproduct qualityVSAvoidstorage costs
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

Instead of storing off-specification mixtures and treating them later, the system performs preliminary treatment actions in real-time. The separator continuously divides the mixture into phases, and treatment modules (chemical injection, heating, filtration) immediately process each phase to meet specifications before transfer, eliminating the need for storage of non-compliant materials.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system changes physical and chemical parameters of the hydrocarbon mixture in real-time to achieve specification compliance. The heater adjusts temperature, chemical injection modules modify composition, and the separator adjusts phase division ratios, dynamically transforming off-specification mixtures into compliant products without storage.

Inventive Principle:
Principle #35Parameter changes

3Object-affected harmful factors

If produced water is disposed of through traditional methods, then environmental compliance is maintained, but disposal costs and environmental impact increase

Engineering Contradiction:
Improveenvironmental complianceVSAvoiddisposal costs
Core Design Contradiction:
Object-affected harmful factorsVSLoss of substance

Solution Approach 1:

Instead of simply disposing of produced water, the system recovers valuable components and resources. The separator extracts hydrocarbons and solids from the water phase, and treatment modules further purify the water. This recovery process reduces the volume of waste requiring disposal and can recover sellable hydrocarbons, thereby reducing both environmental impact and disposal costs.

Inventive Principle:
Principle #34Discarding and recovering

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

These systems enable continuous optimization of hydrocarbon production, reduce environmental impact by minimizing waste, and lower production costs by ensuring that hydrocarbons meet specifications without the need for storage or expensive disposal, thereby enhancing operational efficiency and compliance with environmental regulations.

Implementation Method 1

separating the hydrocarbon oil, water and gas mixture into oil portions, water portions and gas portions

Methodology Applied
Scientific EffectPhase separation: Density Gradient

Implementation Method 2

modifying flow conditions of the produced mixture

Methodology Applied
Scientific EffectHeating: Heating

Data Source

PatentUS8898018B2Methods and systems for hydrocarbon production
Publication Date: 2014.11.25 SCHLUMBERGER TECH CORP
  • US8898018B2 patent drawing
  • US8898018B2 patent drawing
  • US8898018B2 patent drawing

AI summary

Methods and systems are described for hydrocarbon production. One method embodiment of the invention comprises analyzing phases of hydrocarbon oil, gas and water at flowing conditions extracted from a hydrocarbon well; separating the oil, water and gas mixture into oil portions, water portions and gas portions, each respective portion being substantially only oil, water or gas; analyzing the separated oil portion and determining if the separated oil portion meets predetermined oil standards, and treating any separated oil portion that does not meet the oil standards to achieve those standards; transferring the oil portion meeting the predetermined oil standards to a predetermined destination; analyzing the separated water portion to determine if the water portion meets predetermined water standards and treating any separated water portion that does not meet the water standards to achieve those standards; and transferring the treated water portion meeting the predetermined standards to a destination.