Trunk Line Manifold Reduces Pressure Drop and Vibration

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Solution Overview

Problem

Current fluid delivery systems during well site operations, such as hydraulic fracturing, are complicated by the use of multiple tubular connections that are prone to vibration, pressure drop, and turbulence, leading to inefficiencies and maintenance challenges.

Innovation Solution

A trunk line manifold system comprising a chassis with a high pressure trunk line and low pressure lines, where the high pressure trunk line receives pressurized fluid from pumper trucks and the low pressure lines supply fluid to pumper trucks, with high pressure inlets arranged at angles to reduce turbulence and a single outlet for injection into the wellbore, simplifying the configuration and reducing pressure drop and vibration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If individual tubulars are used to independently couple each pumper truck to fluid sources, then each truck can be independently connected, but the tubing system becomes complicated and subject to vibration and pressure drop

Engineering Contradiction:
Improveindependent coupling capabilityVSAvoidtubing system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple individual tubular connections into a single manifold structure that serves multiple pumper trucks simultaneously. The manifold consolidates what would otherwise require separate tubular runs for each truck, reducing overall system complexity while maintaining the ability to independently connect and disconnect trucks at standardized coupling points.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If multiple tubular connections are used, then individual trucks can be connected, but the system is subject to vibration and pressure drop

Engineering Contradiction:
Improveindividual connection capabilityVSAvoidsystem stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

By consolidating multiple tubular connections into a single rigid manifold structure, the system reduces the number of connection points and potential failure zones. The manifold acts as a stable central hub that minimizes vibration transmission and pressure fluctuations compared to multiple separate flexible tubular connections.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If a complex tubing system is used to independently connect each truck, then adaptability is improved, but maintenance becomes more challenging

Engineering Contradiction:
Improveconnection flexibilityVSAvoidmaintenance difficulty
Core Design Contradiction:
Adaptability or versatilityVSEase of repair

Solution Approach 1:

The manifold consolidates multiple connection points into a single maintainable structure. Instead of having to inspect and maintain multiple separate tubular runs and connections, the manifold provides a centralized structure with standardized couplings that are easier to access, inspect, and repair. The modular coupling design allows for quick connection and disconnection during maintenance operations.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10436368B2Trunk line manifold system
Publication Date: 2019.10.08 VAULT PRESSURE CONTROL LLC
  • US10436368B2 patent drawing
  • US10436368B2 patent drawing
  • US10436368B2 patent drawing

AI summary

Embodiments of the present disclosure include an apparatus for transporting fluids including a chassis having wheels and a hitch, the hitch arranged at a first end and the wheels arranged at a second end. The apparatus also includes a high pressure trunk line extending along a length of the chassis, the high pressure trunk line having high pressure inlets for coupling one or more lines directing high pressure fluids into the high pressure trunk line. The apparatus includes one or more low pressure lines, the one or more low pressure lines arranged proximate the high pressure trunk line and having suction outlets along the length of the chassis. The apparatus includes an inlet manifold positioned at the second end of the chassis, the inlet manifold being coupled to the one or more low pressure lines to supply a low pressure fluid to the one or more low pressure lines.