Non-MTP Module Integration With OPC UA Wrapper Units

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Solution Overview

Problem

Conventional methods for integrating non-MTP compliant modules in process plants are manual and time-consuming, hindering efficient integration and interoperability within MTP-based process automation systems.

Innovation Solution

A wrapper unit converts logic and bus signals from non-MTP modules into OPC UA nodes, determining an MTP interface and creating a digital black box module, allowing seamless integration with MTP-compliant automation software.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional manual methods are used to integrate non-MTP modules, then integration can be performed, but integration time and effort are excessive

Engineering Contradiction:
Improveintegration speedVSAvoidintegration time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

A wrapper unit is introduced as an intermediary component between non-MTP modules and the MTP-based control system. The wrapper unit converts signals from non-MTP modules into MTP-compliant formats, enabling automated integration without requiring manual configuration. This intermediary layer resolves the contradiction by providing automatic signal translation while maintaining compatibility with the MTP standard.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces manual mechanical integration processes with automated software-based signal conversion. Instead of manually configuring and integrating non-MTP modules through conventional methods, the system uses automated wrapper units that perform signal conversion and module integration through software, dramatically reducing integration time and effort.

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

2Adaptability or versatility

If non-MTP modules are integrated using conventional methods, then integration is possible, but interoperability and automation compatibility are limited

Engineering Contradiction:
ImproveinteroperabilityVSAvoidintegration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The wrapper unit is designed with universal functionality to handle multiple types of non-MTP modules and convert their diverse signal formats into a standardized MTP-compliant format. This multi-functional approach enables the system to integrate various third-party modules while maintaining uniform interoperability with the MTP-based control system, resolving the contradiction between adaptability and complexity.

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

3Extent of automation

If manual integration methods are used, then existing non-MTP modules can be integrated, but automation efficiency is reduced

Engineering Contradiction:
Improveautomation levelVSAvoidintegration efficiency
Core Design Contradiction:
Extent of automationVSProductivity

Solution Approach 1:

The wrapper unit enables non-MTP modules to self-integrate into the MTP-based system without requiring manual configuration. The automatic signal conversion and module registration processes allow the system to perform self-service integration, dramatically improving both the extent of automation and integration efficiency compared to conventional manual methods.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12436913B2Non-MTP module integration
Publication Date: 2025.10.07 ABB (SCHWEIZ) AG
  • US12436913B2 patent drawing
  • US12436913B2 patent drawing
  • US12436913B2 patent drawing

AI summary

A method for non-MTP module integration includes receiving by a wrapper unit logic signals, bus signals and material signals from a non-MTP module, wherein the non-MTP module is a physical module of a process plant, wherein the logic signals comprise information of logic connections and/or functions of the non-MTP module, wherein the bus signals comprise information of outputs of a fieldbus of the non-MTP module, wherein the material signals comprise information of material connections of the non-MTP module; converting, by the wrapper unit, the bus signals to open platform communication identifier architecture, OPC UA, nodes; determining, by the wrapper unit an MTP interface using the logic signals and the material signals; and determining, by the wrapper unit, a MTP conform digital black box module, using OPC UA nodes and the MTP interface.