Rack Storage Location Control Under Load Limit Constraints

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Solution Overview

Problem

Existing rack systems face challenges in optimizing storage capacity and ensuring stability by adhering to load limits defined by static design standards, which can lead to functional degradation and impaired performance when load limits are exceeded.

Innovation Solution

A method for determining a storage location in a rack system that considers spatial allocation, current load, and weight of load carriers to ensure the load limit is not exceeded, using a control unit to optimize storage location determination based on load limits and mechanical properties of rack components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If load limits according to static design standards are strictly enforced, then rack stability and safety are ensured, but storage capacity utilization is reduced

Engineering Contradiction:
Improverack stabilityVSAvoidstorage capacity
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The system dynamically determines storage locations by considering the current load distribution across the rack structure. Instead of static load limits applied uniformly, the control unit calculates permissible loads based on the actual spatial arrangement and weight distribution of stored load carriers, enabling flexible utilization of available capacity while maintaining stability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the parameter approach from fixed load limits to variable load capacity assessment. The control unit evaluates multiple parameters including the weight of individual load carriers, their spatial allocation, and the resulting load distribution on rack components to dynamically adjust permissible storage capacity

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If load carriers are stored to maximize storage capacity, then rack utilization is improved, but deformation of rack components occurs and functionality deteriorates

Engineering Contradiction:
Improvestorage capacity utilizationVSAvoidrack component deformation
Core Design Contradiction:
Quantity of substanceVSStability of the object's composition

Solution Approach 1:

The control unit performs preliminary calculation of the permissible load for each potential storage location before actual storage occurs. By evaluating the current rack state and computing load-bearing capacity in advance, the system prevents deformation by ensuring that no load carrier is placed in a position that would exceed structural limits

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors the spatial allocation and load distribution in the rack structure, using this feedback information to dynamically adjust storage location recommendations. The control unit processes data about occupied and free storage locations to maintain optimal load distribution and prevent component deformation

Inventive Principle:
Principle #23Feedback

3Device complexity

If a simple first-come-first-served storage allocation is used, then the control system is simple, but storage efficiency and load distribution optimization are lost

Engineering Contradiction:
Improvecontrol system complexityVSAvoidstorage efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The control unit automatically determines optimal storage locations by evaluating load carrier weights and current rack configuration, eliminating the need for manual intervention or complex external optimization systems. The rack system serves itself by autonomously calculating and assigning storage positions that maximize efficiency while maintaining structural integrity

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12486110B2Method for storing load carriers in a rack
Publication Date: 2025.12.02 BITO LAGERTECHNIK BITTMANN GMBH
  • US12486110B2 patent drawing
  • US12486110B2 patent drawing
  • US12486110B2 patent drawing

AI summary

The invention relates to a method for storing load carriers in a rack (100), wherein a load limit according to a static design is assigned to the rack (100) with respect to the load with load carriers, wherein the rack (100) has fields (200) each with multiple compartments (202), and the compartments (202) each have one or more storage locations (204) for load carriers (206), wherein the method comprises a storage location determination for one or more of the compartments (202) which comprises: receiving a first piece of information regarding the spatial allocation and respective load of storage locations (204) occupied by load carriers (206); receiving a second piece of information regarding the spatial location of one or more free storage locations (204) of the compartment(s) 202); receiving a third piece of information regarding the weight of the load carrier (400) to be stored; determination of the storage location (204) of the compartment(s) (202) to be used for storing the load carrier (400) on the basis of the first, second, and third pieces of information and the load limit.