Motor Control Gateway for Plug-and-Play Wiring

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Solution Overview

Problem

Motor control systems in industrial settings face complexity due to numerous discrete wires for power and data transmission, complicating maintenance, installation, and reconfiguration.

Innovation Solution

A communication gateway component facilitates connection of motor control system components via digital communication links, allowing multiple data types to be transmitted over a single cable, with tool-free receptacle connections, and includes control logic for component discovery and operational profile setup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple discrete wires are used to transmit power and data signals separately, then reliable power distribution and data transmission are achieved, but the system complexity increases and installation time is extended

Engineering Contradiction:
Improvepower distribution and data transmission reliabilityVSAvoidsystem wiring complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple discrete wires for power and data transmission into a single integrated cable system. The communication gateway consolidates multiple communication protocols and data types into a unified digital communication link, reducing the number of separate wiring connections while maintaining reliable power distribution and data transmission through the combined cable structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated cable system is designed to serve multiple functions simultaneously - transmitting both power and various types of data signals through a single cable. The communication gateway provides multi-functionality by handling different communication protocols and data types through a unified interface, eliminating the need for separate dedicated wires for each function.

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

2Ease of operation

If numerous discrete wires connect components within the enclosure, then complete connectivity between components and operator interface is achieved, but maintenance tasks become complicated and installation time increases

Engineering Contradiction:
Improvecomponent connectivityVSAvoidmaintenance complexity
Core Design Contradiction:
Ease of operationVSEase of repair

Solution Approach 1:

Multiple discrete wiring connections between components and the operator interface are merged into a single integrated cable assembly. This consolidation maintains complete connectivity while significantly reducing the number of individual connections that need to be managed during maintenance and installation, making the system easier to service.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The complex network of discrete wires is extracted and replaced with a simplified cable system that provides the same connectivity functions. The communication gateway extracts and consolidates multiple communication functions into a single interface, eliminating the need for numerous separate wiring connections while maintaining all necessary component connections.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If separate power cables and data cables are employed, then dedicated power distribution and data communication channels are provided, but the number of cables increases and installation complexity rises

Engineering Contradiction:
Improvededicated communication channelsVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Separate power cables and data cables are merged into a single integrated cable system that provides both power distribution and data communication channels. This consolidation reduces the total number of cables to be installed while maintaining dedicated communication channels through the integrated cable structure, significantly reducing installation time.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9696704B2Plug and play motor control system
Publication Date: 2017.07.04 ROCKWELL AUTOMATION TECH INC
  • US9696704B2 patent drawing
  • US9696704B2 patent drawing
  • US9696704B2 patent drawing

AI summary

A motor control system is provided that includes a communication gateway that facilitates connection of components, such as a motor starter, an operator interface, and a terminal block, through a digital communication link. The communication gateway includes control logic designed to discover interface and operational components connected to the digital communication link upon start-up of the motor control system. The control logic may then set up an operational profile for the motor control system based on the discovered components. For example, the control logic may retrieve and load an operational profile that corresponds to the set of discovered components from a storage of the communication gateway. The operational profile can then be used during operation of the motor control system to govern the functionality of the motor control system.