Graphene-Polymer Fluid Components for Harsh Downhole Service
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Solution Overview
Problem
Existing fluid system components in harsh environments, such as downhole conditions in the oil and gas industry, face challenges in maintaining structural integrity and durability due to exposure to extreme conditions and materials like scale formation, which can lead to failure and reduced operational efficiency.
Innovation Solution
The integration of graphene nanoplatelets formed in situ within polymeric materials using additive manufacturing techniques, such as laser-induced graphene, to enhance the stiffness and durability of components, allowing for tailored properties and improved resistance to environmental stresses.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If polymeric materials are used in fluid system components, then ease of manufacture and flexibility are improved, but stiffness and structural integrity deteriorate
Solution Approach 1:
The patent creates a composite material by forming graphene nanoplatelets in situ within the polymeric material matrix. This combination merges the manufacturing ease and flexibility of polymers with the exceptional stiffness and strength of graphene, resolving the contradiction between ease of manufacture and structural integrity. The graphene nanoplatelets are distributed throughout the polymer matrix, creating a hybrid material that exhibits both properties simultaneously.
2Ease of manufacture
If conventional materials are used in harsh environments, then ease of manufacture is maintained, but reliability and resistance to environmental stresses deteriorate
Solution Approach 1:
The in situ formed graphene-polymer composite provides enhanced reliability in harsh environments while maintaining ease of manufacture. The graphene nanoplatelets create a barrier effect against environmental degradation and provide structural reinforcement, allowing the component to withstand extreme conditions better than conventional polymeric materials alone.
Solution Approach 2:
The in situ formation process allows the graphene nanoplatelets to self-organize and distribute within the polymer matrix during manufacturing. This self-assembly capability simplifies the manufacturing process while ensuring optimal distribution of reinforcement elements, maintaining ease of manufacture while dramatically improving reliability.
3Strength
If graphene nanoplatelets are added to polymeric materials, then stiffness and durability are improved, but manufacturing complexity increases
Solution Approach 1:
The in situ formation process eliminates the need for separate graphene addition and dispersion steps. The graphene nanoplatelets form automatically within the polymer matrix during the manufacturing process itself, reducing manufacturing complexity despite the advanced material properties achieved. The process leverages the natural tendency of carbon to form graphene structures under the applied energy input.
Solution Approach 2:
The patent merges the material deposition step with the graphene formation step into a single manufacturing process. By combining these operations, the patent avoids the complexity of multi-step processes that would be required if graphene were added separately, thus improving stiffness without proportionally increasing manufacturing complexity.
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
The in situ formation of graphene nanoplatelets within polymeric materials significantly enhances the mechanical properties of fluid system components, reducing the risk of failure and improving operational longevity and efficiency in challenging environments.
Implementation Method 1
converting at least a portion of the polymeric material to graphene nanoplatelets
Implementation Method 2
graphene nanoplatelets formed in situ from the polymeric material, and where the graphene nanoplatelets increase stiffness of the polymeric material
Data Source
AI summary
A fluid system component can include a body that includes a multidimensional shape defined in orthogonal directions and layers stacked along one of the orthogonal directions, where at least one of the layers includes polymeric material and graphene nanoplatelets formed in situ from the polymeric material, and where the graphene nanoplatelets increase stiffness of the polymeric material.