Dual Pump Fracking System Integration

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Solution Overview

Problem

Current hydraulic fracturing operations require multiple pieces of wellsite equipment to be operatively coupled, which complicates transportation, setup, and maintenance, and often results in inefficient use of resources and increased operational complexity.

Innovation Solution

An integrated fracking system that includes a substructure assembly with frame rails, a pump subsystem with dual frac pumps and motors, a variable frequency drive, and a transformer, all connected via a cable tray to facilitate transportation and setup as a single unit, with subsystems remaining operatively connected to reduce reconnection needs and enhance operational efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple pieces of wellsite equipment are used for hydraulic fracturing operations, then the functional capability to perform fracking is improved, but the operational complexity and difficulty of transportation and setup increase

Engineering Contradiction:
Improvefunctional capabilityVSAvoidoperational complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines multiple separate wellsite equipment components (pump, motor, VFD, transformer, substructure) into a single integrated fracking system. This merging approach maintains all necessary functional capabilities while reducing operational complexity by eliminating the need to connect and coordinate multiple independent pieces of equipment during setup and operation

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If multiple separate equipment components are used, then functional redundancy can be achieved, but transportation and setup efficiency deteriorate

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

Solution Approach 1:

The patent integrates multiple equipment components into a single pre-assembled unit that can be transported as one piece. This approach maintains functional redundancy through the integrated components while dramatically reducing setup time by eliminating the need to transport and connect multiple separate pieces of equipment at the wellsite

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If multiple independent equipment pieces are deployed, then system reliability through redundancy is improved, but maintenance complexity increases

Engineering Contradiction:
Improvesystem reliabilityVSAvoidmaintenance complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple equipment components into a single integrated system with common support structures and mounting mechanisms. This approach maintains system reliability through the redundant functional capabilities of the integrated components while simplifying maintenance by providing unified access points and standardized maintenance procedures for the entire system

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11598190B2Dual pump integrated fracking system
Publication Date: 2023.03.07 STEWART & STEVENSON LLC
  • US11598190B2 patent drawing
  • US11598190B2 patent drawing
  • US11598190B2 patent drawing

AI summary

An integrated fracking system may include a substructure assembly including one or more frame rails. The integrated fracking system may include a variable frequency drive (VFD) coupled to the frame rails of the substructure assembly. The integrated fracking system may include a transformer coupled to the frame rails of the substructure assembly. The integrated fracking system may include a pump subsystem. The pump subsystem may include a first frac pump, a first motor operatively coupled to the first frac pump, a second frac pump, and a second motor operatively coupled to the second frac pump. The pump subsystem may be coupled to the frame rails of the substructure assembly.