Dynamic Order Swapping in Mass Customization Production

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Solution Overview

Problem

In mass customization build-to-order environments, natural process variability leads to delays and sub-optimal sequencing of production orders, resulting in order accumulation and customer dissatisfaction, especially as the number of unique product configurations increases.

Innovation Solution

A method that automatically swaps identical product items across unrelated production orders to optimize production process objectives, such as minimizing order accumulation, lateness, and maximizing revenue, while maintaining the efficiency of specifically assigned production orders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If production orders are explicitly associated to unique customer orders in mass customization environment, then customer order fulfillment is ensured, but production process variability causes order accumulation and sub-optimal sequencing

Engineering Contradiction:
Improveorder fulfillmentVSAvoidproduction throughput
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system dynamically swaps identical product items between production orders based on real-time status. The manufacturing control system continuously monitors production progress and automatically exchanges completed or near-completed items between orders to optimize sequencing, transforming a static order-assignment system into a dynamic one that adapts to process variability while maintaining customer fulfillment commitments.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the number of unique product configurations increases in mass customization, then customer customization options increase, but manufacturing complexity and process variability increase

Engineering Contradiction:
Improveproduct configuration optionsVSAvoidmanufacturing process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system changes the parameter of product item identification from unique configuration-specific tracking to grouping by identical product items across configurations. By recognizing that identical items can be swapped between different customer orders regardless of their original configuration association, the system reduces manufacturing complexity while maintaining the ability to handle diverse product configurations.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If production orders are fixed to customer orders, then order tracking is simplified, but delayed product completion causes customer dissatisfaction

Engineering Contradiction:
Improveorder trackingVSAvoidorder completion delay
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The manufacturing control system continuously monitors production status and uses feedback to trigger automatic swaps. When a product item completes or near-completes in one order, the system checks for waiting items in other orders and automatically exchanges them, creating a feedback-driven mechanism that proactive manages completion timing while maintaining simple order tracking throughout the process.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS7747340B2Dynamic order swapping in mass customization production environment
Publication Date: 2010.06.29 DELL PROD LP
  • US7747340B2 patent drawing
  • US7747340B2 patent drawing
  • US7747340B2 patent drawing

AI summary

A method for addressing process variability in a build-to-order, mass customization production environment. The method includes receiving an order for a product having a particular configuration defined by the order, initiating a production order specifically assigned to the order, fabricating the product based upon the production order, determining if an unrelated product order contains an identical product item configuration and automatically swapping identical product items contained on unrelated production orders to optimize overall production process objectives.