Integrated Treater Unit for Well Fluid Processing

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Solution Overview

Problem

Current well production systems rely on large, standalone units for heater treaters, gas heaters, and two-phase separators, which result in significant costs, inefficiencies, and prolonged setup times due to duplication of features and complex interconnections at remote well sites.

Innovation Solution

A self-contained, transportable treater combination unit that integrates a heater treater, gas heater, and two-phase separator, featuring multiple heating coils and separators, allowing for efficient processing and separation of natural gas, oil, and water, with optional components like scrubbers and dryers, all mounted on a single frame for rapid deployment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple standalone units (heater treater, gas heater, two-phase separator) are used, then each unit can perform its specific function independently, but the overall system complexity increases, setup time increases, and costs increase due to duplication of components

Engineering Contradiction:
Improvefunctional independenceVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple standalone units (heater treater, gas heater, two-phase separator) into a single integrated unit that performs all functions simultaneously. The heater section, separator section, and associated components are merged into one compact system that can be transported and deployed as a single unit, eliminating the complexity of interconnecting multiple separate units while maintaining all necessary functions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated unit is designed to perform multiple functions within a single system. The heater section can process both oil and gas streams, the separator can handle liquid-gas separation, and the system includes integrated control capabilities. This multi-functional design eliminates the need for separate dedicated units for each function, reducing overall system complexity while maintaining reliability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If multiple standalone units are transported and erected individually, then each unit can be optimized for its specific function, but shipping costs increase, setup time increases, and interconnection complexity increases

Engineering Contradiction:
Improvefunctional optimizationVSAvoidsetup time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Multiple functional units are merged into a single integrated system that can be transported as one complete unit. This eliminates the time required for transporting, erecting, and interconnecting multiple separate units at the well site. The integrated design maintains all necessary functions while reducing deployment time and logistics complexity.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If stand-alone units are used with similar features (heat-sinking fluid source, heat source), then each unit can operate independently, but energy waste increases due to duplication of features

Engineering Contradiction:
Improveoperational independenceVSAvoidenergy efficiency
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The integrated unit shares common resources and features across all functional sections. The heater section provides thermal energy that can be utilized by other sections, and the system includes a common heat-sinking fluid source that serves multiple functions. This shared resource architecture eliminates energy waste from duplicating heat sources and thermal management systems while maintaining operational independence through integrated control.

Inventive Principle:
Principle #5Merging (Combining)

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

This integrated system reduces setup time and costs by eliminating duplication of components, enhances energy efficiency, and allows for faster return on investment by processing well fluids in a single, portable unit that operates effectively in various weather conditions without external power.

Implementation Method 1

a first heating coil disposed in the heater treater through which natural gas from a well casing is directed

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

a second heating coil through which instrument gas is passed before going into a condenser

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

a second heating coil through which instrument gas is passed before going into a condenser

Methodology Applied
Scientific EffectCondensation: Condensation

Implementation Method 4

a two-phase separator

Methodology Applied
Scientific EffectGravity separation: Gravitation

Data Source

PatentUS10052565B2Treater combination unit
Publication Date: 2018.08.21 HEATH RODNEY T
  • US10052565B2 patent drawing
  • US10052565B2 patent drawing
  • US10052565B2 patent drawing

AI summary

A treater combination unit wherein the functions of a heater treater and one or more of a sales gas heater, instrument gas heater/dryer, two-phase separator, and a free water knockout are incorporated into a single unit are included in a single, self-contained and optionally portable unit. In one embodiment, an instrument gas dryer can also optionally be incorporated into the combination unit. In an alternative embodiment, the instrument gas dryer is added to the unit as a retrofit.