Modular Hydraulic Fracturing Manifold Assembly

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Solution Overview

Problem

Current hydraulic fracturing systems face inefficiencies and increased costs due to complex transport, deployment, assembly, operation, maintenance, and re-deployment processes, particularly in the alignment and connection of manifold modules during fracturing operations.

Innovation Solution

A modular hydraulic fracturing system comprising a manifold assembly with interconnected flow line segments and extendable connectors, allowing for efficient alignment and connection of manifold modules without external lifting equipment, facilitated by a vehicle-based transport and positioning system that minimizes handling and enhances modular assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional hydraulic fracturing systems are used, then fracturing operations can be performed, but transport, deployment, assembly, operation, maintenance, and re-deployment processes become complex and costly

Engineering Contradiction:
Improveoperational efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The hydraulic fracturing system is divided into modular components including manifold modules, each containing flow line segments and connectors. These modules can be independently transported, assembled, and configured, simplifying the overall system deployment and maintenance while maintaining full functionality.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If manifold modules are aligned and connected using conventional methods, then connection is achieved, but external lifting equipment is required and handling becomes complex

Engineering Contradiction:
Improveassembly easeVSAvoidhandling complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The connector assemblies are integrated directly into the manifold modules, combining the connection function with the module structure. This integration eliminates the need for separate external lifting equipment and simplifies the alignment and connection process between modules.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of manufacture

If modular manifold assemblies are used, then assembly and maintenance are simplified, but precise positioning and alignment of modules is required

Engineering Contradiction:
Improveassembly simplicityVSAvoidpositioning precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The manifold modules are designed with self-aligning connector assemblies that automatically position and connect to adjacent modules. The modular design includes built-in alignment features that guide precise positioning during assembly, eliminating the need for complex external positioning equipment while ensuring accurate connection.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11085266B2Deployment devices and related methods for hydraulic fracturing systems
Publication Date: 2021.08.10 BJ SERVICES LLC
  • US11085266B2 patent drawing
  • US11085266B2 patent drawing
  • US11085266B2 patent drawing

AI summary

A method for delivering a fracturing fluid at a well site includes transporting a manifold module using a platform to the well site by supporting the manifold module on a vehicle bed; using the platform to position the manifold module directly over a target location; extending a stand from the manifold module toward the ground; lifting the manifold module off the bed using the extended stand; moving the platform away from under the manifold module; and lowering the manifold module using the stand. These steps are repeated to form a manifold assembly that includes a plurality of serially aligned and interconnected manifold modules. A related system includes a manifold assembly and platform as described.