ESP Transport Assembly for In-Basket Testing and Stacked Handling

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Solution Overview

Problem

Wellbore servicing tools, such as components of an electrical submersible pump assembly, are prone to damage during transport and require extensive testing and maintenance, which is time-consuming and labor-intensive, increasing the risk of further damage and delays.

Innovation Solution

A transport assembly comprising a reinforced transport basket with clamps, lift supports, and braces that securely holds and supports ESP components, allowing for efficient testing and preparation while minimizing damage, and enabling safe handling and stacking for efficient logistics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If ESP components are transported without a reinforced transport assembly, then transport logistics are simpler, but the components are prone to damage during transport

Engineering Contradiction:

Improvecomponent integrity during transportVSAvoidtransport assembly structure

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The transport assembly is divided into modular components including a reinforced basket, separate clamping mechanisms, and stacking interfaces. This segmentation allows the complex structure to be managed in discrete functional units that provide protection while maintaining organizational simplicity

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The reinforced basket incorporates pre-designed cushioning and support structures that are built into the transport assembly before components are loaded. This beforehand protection prevents damage during transport without requiring complex active stabilization systems

Inventive Principle:

Principle #11Beforehand cushioning (Prior cushioning)

2Reliability

If ESP components are lifted and handled multiple times for testing and maintenance, then thorough inspection is possible, but the risk of damage and time consumption increase

Engineering Contradiction:

Improvetesting and maintenance qualityVSAvoidpreparation time

Core Design Contradiction:

ReliabilityVSLoss of time

Solution Approach 1:

The transport assembly merges multiple functions into a single integrated structure: it serves as both the transport container and the testing/maintenance workstation. Components remain in the same secured location throughout the entire process from transport through inspection to assembly, eliminating repeated lifting and repositioning

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The transport assembly acts as an intermediary platform that enables all testing and maintenance activities to be performed in-situ without requiring component removal. This mediator structure provides stable access to components while maintaining their protected environment throughout the preparation process

Inventive Principle:

Principle #24Intermediary (Mediator)

3Reliability

If multiple field service crew members are used for testing and maintenance, then comprehensive inspection is achieved, but labor costs and coordination complexity increase

Engineering Contradiction:

Improveinspection thoroughnessVSAvoidoperational simplicity

Core Design Contradiction:

ReliabilityVSEase of operation

Solution Approach 1:

The transport assembly is designed with self-contained features including integrated lighting, accessible component positioning, and built-in testing interfaces that enable a single operator to perform comprehensive inspections and maintenance tasks independently, eliminating the need for multiple crew members

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The assembly allows single-person operation by utilizing vertical and horizontal space efficiently, positioning all necessary components and controls within easy reach of one operator. The design transforms a potentially complex multi-person task into a streamlined single-person operation through optimal spatial arrangement

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

4Productivity

If ESP components are stacked for efficient logistics, then storage and transport space are optimized, but the risk of damage from improper handling increases

Engineering Contradiction:

Improvelogistics efficiencyVSAvoidcomponent protection

Core Design Contradiction:

ProductivityVSReliability

Solution Approach 1:

The transport assemblies are designed with nested stacking capabilities where one basket fits securely within another, creating a stable vertical configuration. This nesting arrangement optimizes storage and transport space while the interlocking design prevents shifting and damage during handling

Inventive Principle:

Principle #7Nested doll (Nesting)

Solution Approach 2:

The stacking interfaces incorporate pre-designed cushioning elements and protective features that are built into the assembly structure before stacking occurs. This beforehand protection prevents damage during stacking and unstacking operations while maintaining logistics efficiency

Inventive Principle:

Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentUS12024959B2Electrical submersible pump transport device and method thereof

Publication Date: 2024.07.02 HALLIBURTON ENERGY SERVICES INC

AI summary

A method of testing an electrical submersible pump (ESP) component may include placing an ESP component in a transport assembly at a first location for transport to a second location. The ESP component may be tested or maintained while the ESP component remains in the transport assembly, before being deployed at a wellsite. The ESP components can be prepared in the transport assembly to be lifted (including placement of lifting clamps) to run in hole. In various embodiment, the transport assembly may comprise the ESP component and a transport basket configured for stacking multiple transport assemblies.