Simultaneous Bulk Container Loading and Unloading

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Solution Overview

Problem

In high-flow rate applications such as hydraulic fracturing, the speed at which bulk material containers can be moved and replaced on-site is insufficient, leading to reduced flow rates and operational inefficiencies.

Innovation Solution

A system utilizing two separate devices, one for loading and one for unloading portable bulk material containers, positioned on opposite sides of a blender unit, allows for simultaneous and efficient replacement of containers, increasing the flow rate by reducing the time required for container exchange.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a single device is used for both loading and unloading bulk material containers, then device complexity is reduced, but productivity decreases due to sequential operations

Engineering Contradiction:
Improvebulk material flow rateVSAvoidnumber of loading/unloading devices
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent divides the container handling function into two separate devices: a first device dedicated to loading containers and a second device dedicated to unloading containers. This segmentation allows simultaneous independent operation of loading and unloading processes, eliminating the sequential bottleneck and achieving a three-fold increase in bulk material flow rate.

Inventive Principle:
Principle #1Segmentation

2Loss of time

If containers are positioned for sequential handling, then ease of operation is maintained, but loss of time increases due to container replacement delays

Engineering Contradiction:
Improvecontainer exchange timeVSAvoidcontainer positioning complexity
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The patent positions the loading device and unloading device on opposite sides of the blender unit in advance, with each device having direct access to the container. This preliminary spatial arrangement enables simultaneous loading and unloading operations without requiring complex coordinated movements during operation, reducing container exchange time while maintaining operational simplicity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11311849B2Loading and unloading of bulk material containers for on site blending
Publication Date: 2022.04.26 HALLIBURTON ENERGY SERVICES INC
  • US11311849B2 patent drawing
  • US11311849B2 patent drawing
  • US11311849B2 patent drawing

AI summary

An example system includes a blender unit for producing a treatment fluid, the blender unit being configured to hold at least one portable bulk material container thereon. The system further includes a first device responsible for loading portable bulk material containers onto the blender unit, and a second device responsible for unloading portable bulk material containers from the blender unit.