RFID Portable Data Capture for Gloved Operator Rounds

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Solution Overview

Problem

Current systems for monitoring and operating process plants face challenges such as high costs for sensor installation and maintenance, technical and economic feasibility issues in remote areas, and limitations in integrating process variables from multiple modules during commissioning.

Innovation Solution

A portable device with microprocessor, sensors, RFID communication for asset identification, and wireless data transfer, which allows for the recording of process variable data without manual typing and provides an ergonomic design suitable for use with gloves.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual data entry is used during operator rounds, then operators can collect and record process variable data, but the operational burden and time consumption increase significantly

Engineering Contradiction:
Improvedata collection efficiencyVSAvoidtime for manual data entry
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent replaces the mechanical manual typing process with an electronic data capture system. The portable device automatically captures process variable data from sensors and stores it electronically, eliminating the need for operators to manually type data into clipboards or forms. This substitution of manual mechanical entry with automated electronic capture directly resolves the contradiction by improving productivity while reducing time loss.

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

Solution Approach 2:

The portable device performs self-service by automatically capturing, storing, and managing process variable data without requiring manual operator intervention for data entry. The device autonomously handles data acquisition from sensors, electronic storage, and subsequent retrieval, allowing operators to focus on inspection tasks rather than data recording, thereby resolving the efficiency-time contradiction.

Inventive Principle:
Principle #25Self-service

2Reliability

If sensors and industrial networks are installed for online measurement, then continuous monitoring capability is improved, but capital expenditure and operational expenses increase

Engineering Contradiction:
Improvecontinuous monitoring capabilityVSAvoidcost of installation and maintenance
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The portable device serves multiple functions: it acts as a data acquisition tool during operator rounds, an electronic clipboard for data recording, a storage device for process variables, and a transfer device for wireless communication. By consolidating these functions into a single multi-functional device, the system reduces the need for separate sensor installations and network infrastructure, thereby improving reliability while reducing manufacturing and installation costs.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The portable device serves as an intermediary between the process equipment and the central control system. Instead of installing direct sensor-network connections throughout the plant, the portable device mediates data collection at the point of inspection and enables wireless transfer when communication conditions permit, reducing infrastructure requirements while maintaining monitoring capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Loss of information

If RFID identification is implemented for asset identification, then data integrity and automatic data acquisition are improved, but device complexity increases

Engineering Contradiction:
Improvedata integrityVSAvoidcomplexity of RFID integration
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent merges the RFID reader functionality with the portable device's existing data acquisition and storage capabilities. By integrating RFID identification into the already-deployed portable device rather than adding separate RFID systems, the solution improves data integrity through automatic asset identification while minimizing the increase in device complexity. The RFID module is combined with the microprocessor, sensors, and wireless communication components in a unified portable platform.

Inventive Principle:
Principle #5Merging (Combining)

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 solution reduces the operational burden on operators by eliminating the need for manual data entry, improves data integrity through RFID identification, and enhances usability in industrial environments, thereby increasing efficiency and reducing maintenance costs.

Implementation Method 1

The means for recording the measurements is characterized by dispensing with the manual typing of the value of the variable

Methodology Applied
Scientific EffectRFID (Radio Frequency Identification): Electromagnetic Induction

Data Source

PatentUS20250155859A1Electronic device and method for carrying out rounds and automatic data acquisition
Publication Date: 2025.05.15 PETROLEO BRASILEIRO SA PETROBRAS
  • US20250155859A1 patent drawing
  • US20250155859A1 patent drawing
  • US20250155859A1 patent drawing

AI summary

The disclosure describes embodiments of a portable electronic device for measuring process or analytical data, provided with a microprocessor, sensors, and actuators for a broader spectrum of accessibility than that normally adopted in an industrial context, which has as one of its variations a specific ergonomic format, aimed at the particular needs of users of industrial personal protective equipment, which prevents the insertion of data that have not been effectively measured, has RFID communication for identifying an asset and a wireless way to obtain routes and record data of process variables with a time stamp in electronic storage.