Automated Barrier for Hazardous Chemical Unloading

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Solution Overview

Problem

Current methods for securing unloading of hazardous chemicals are inadequate, as they rely heavily on human intervention and often detect incompatible mixtures only after toxic gases have formed, leading to potential explosions and environmental hazards.

Innovation Solution

A technical barrier system comprising a dam element, a measuring element (such as a Raman spectrometer) to identify the material, a validation module to compare measured parameters with pre-recorded data, and a control module to prevent unloading of incompatible materials, ensuring the material matches the expected substance before unloading begins.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If human-based organizational measures (checking delivery documents, signage, delivery protocols) are used to secure unloading operations, then operational flexibility is maintained, but human error leads to unloading incompatible materials

Engineering Contradiction:
Improveaccuracy of material identificationVSAvoidcomplexity of security system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces manual checking of delivery documents and signage with an automated optical identification system. The system uses a camera to capture images of identification markers on delivery vehicles, processes these images through image recognition algorithms, and automatically verifies material compatibility. This substitution eliminates human error in document checking while maintaining operational simplicity through automated processing.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system enables self-service by allowing the unloading process to automatically verify material identity through image recognition of delivery vehicle markers. The automated comparison of captured images with pre-stored reference images eliminates the need for manual intervention in material verification, while the system self-corrects for variations in imaging conditions through automated image processing.

Inventive Principle:
Principle #25Self-service

2Reliability

If pressure, temperature, or toxic gas sensors are deployed to detect incompatible mixtures, then detection capability is provided, but detection occurs only after toxic gases have formed

Engineering Contradiction:
Improvedetection accuracyVSAvoidresponse time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary identification of materials before unloading occurs by capturing and processing images of delivery vehicle identification markers. The system verifies material compatibility in advance by comparing captured images with pre-stored reference images of authorized materials. This preliminary verification prevents incompatible materials from entering the storage tank, eliminating the need for post-mixing detection and preventing toxic gas formation before it can occur.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If automated measurement and validation systems are implemented to verify material identity, then unloading accuracy is improved, but system complexity and cost increase

Engineering Contradiction:
Improveprecision of material verificationVSAvoidcomplexity of verification system
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent uses image copying and digital reproduction of physical identification markers. Instead of complex physical verification methods, the system captures digital images of delivery vehicle markers, stores reference images, and performs automated comparison. This copying approach simplifies the verification process by replacing complex physical measurement systems with straightforward image capture and digital comparison, reducing overall system complexity while maintaining high verification precision.

Inventive Principle:
Principle #26Copying

Data Source

PatentEP3472094B1Engineered barrier and method of ensuring the security of discharging operations
Publication Date: 2023.03.22 VEOLIA ENVIRONNEMENT
  • EP3472094B1 patent drawingFigure 1~2
  • EP3472094B1 patent drawingFigure 3
  • EP3472094B1 patent drawingFigure 4

AI summary

Engineered barrier for ensuring the security of discharging operations and method of ensuring the security of discharging operations, whereby the nature of the material to be discharged can be verified so as to prevent a possible discharging accident, the engineered barrier comprising a barrier element (20) configured for blocking or allowing through a material to be discharged on the basis of a command which is sent to it, a measuring element (30) configured for measuring at least one parameter of the material to be discharged, a validation module (30-40) configured for comparing at least one parameter measured by said measuring element (30) with a pre-recorded theoretical parameter for the material expected for the discharging operation, and for determining, on the basis of this comparison, whether the material to be discharged corresponds to the material expected for the discharging operation and a control module (40) configured for controlling the barrier element (20) on the basis of the results of this determination.