RFID Tag Gas Detector Status Tracking

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Solution Overview

Problem

Managing large numbers of gas detectors in industrial environments, such as refineries, is challenging due to the difficulty in reading and verifying the operational status of each detector, particularly during events like shutdowns, where thousands of rental detectors are required, and determining ownership and status without removing them from packaging is cumbersome.

Innovation Solution

Incorporating RFID tag chips into gas detectors to store and transmit serial numbers, model numbers, sensor configurations, and operational status, allowing for easy asset tracking and status verification using RFID readers, even when detectors are in containers, and updating information through docking stations or handheld devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional manual methods are used to read and verify detector serial numbers and status, then ownership and operational status can be determined, but the process is time-consuming and labor-intensive when managing large numbers of detectors

Engineering Contradiction:
Improvedetector management efficiencyVSAvoidtime to read and verify detector information
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical reading methods with RFID (Radio Frequency Identification) technology. RFID tags are integrated into each gas detector, allowing wireless transmission of serial numbers, model numbers, sensor configurations, and operational status. RFID readers can quickly scan multiple detectors simultaneously, eliminating the need for manual reading and verification processes.

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

Solution Approach 2:

The patent creates digital copies of detector information by storing serial numbers, model numbers, sensor configurations, and operational status in RFID tags. These digital copies can be rapidly read and verified without physically handling or removing detectors from their packaging, significantly speeding up the management process.

Inventive Principle:
Principle #26Copying

2Ease of operation

If detectors are removed from packaging to read serial numbers and verify status, then information can be accessed, but the process becomes cumbersome and time-consuming

Engineering Contradiction:
Improveease of accessing detector informationVSAvoidtime to remove and repackage detectors
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent uses RFID technology to enable wireless reading of detector information without physical contact or removal from packaging. The RFID reader can scan detectors through packaging materials, eliminating the need to open containers or handle individual detectors.

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

Solution Approach 2:

The RFID tag acts as an intermediary that stores and transmits detector information wirelessly. This intermediary allows information access without direct physical interaction with the detector or its packaging, streamlining the verification process.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Quantity of substance

If large numbers of rental detectors are managed during refinery shutdowns, then adequate monitoring coverage is achieved, but tracking ownership and status of thousands of instruments becomes difficult

Engineering Contradiction:
Improvenumber of detectors availableVSAvoiddifficulty in tracking detector ownership and status
Core Design Contradiction:
Quantity of substanceVSLoss of information

Solution Approach 1:

The patent creates comprehensive digital records of each detector's ownership, serial number, model number, sensor configuration, and operational status stored in RFID tags. These digital copies enable rapid tracking and verification of thousands of detectors, preventing information loss even when managing large rental fleets during shutdowns.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The RFID system provides real-time feedback on detector status, calibration requirements, and ownership information. This continuous information feedback loop enables effective management of large detector inventories by immediately identifying which detectors need attention, maintenance, or return to the rental company.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS9035766B2System and method of determining gas detector information and status via RFID tags
Publication Date: 2015.05.19 HONEYWELL INTERNATIONAL INC
  • US9035766B2 patent drawing
  • US9035766B2 patent drawing
  • US9035766B2 patent drawing

AI summary

In large systems of ambient condition detectors the respective detectors can each include an RFID-type tag or integrated circuit. The tag can transmit detector identification information and status information wirelessly to a displaced receiver. Receivers can be installed in docking/test stations as well as in portable units which can be carried by an individual entering, or, moving through a region being monitored by the detectors.