Image-Forming Apparatus Maintenance Scheduling with Consumable Forecasting
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Solution Overview
Problem
Existing image forming apparatuses face challenges in managing consumable supplies and maintenance scheduling, leading to simultaneous outages and inefficiencies when multiple apparatuses require maintenance at the same time, particularly due to shortages of consumables and maintenance personnel.
Innovation Solution
An information processing system and method that calculates consumable consumption based on job information, plans maintenance to avoid depletion, and optimizes schedules to minimize consumable waste and personnel shortages by allowing for maintenance ahead of schedule or rescheduling jobs to prevent simultaneous maintenance needs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If maintenance is scheduled based on predicted consumable depletion, then consumable waste is reduced, but maintenance schedules may overlap causing personnel shortages
Solution Approach 1:
The system performs preliminary calculation of consumable consumption based on job information before maintenance is needed. This allows advance planning of maintenance schedules while preventing overlaps by checking personnel availability in advance, thus reducing both consumable waste and personnel shortages.
Solution Approach 2:
The system continuously monitors consumable usage based on actual job execution and feeds this information back to update maintenance predictions. This feedback mechanism allows dynamic adjustment of maintenance schedules to prevent overlaps while minimizing consumable waste through accurate timing.
2Reliability
If multiple apparatuses are maintained simultaneously to reduce downtime, then overall system availability improves, but maintenance personnel shortages occur
Solution Approach 1:
The system calculates and predicts maintenance needs in advance based on consumable consumption patterns. By scheduling maintenance preliminarily and checking personnel availability beforehand, the system can stagger maintenance tasks to prevent overlaps, thus maintaining high system availability without exceeding personnel capacity.
Solution Approach 2:
The maintenance scheduling system dynamically adjusts schedules based on real-time personnel availability and consumable consumption rates. This dynamic adjustment allows the system to optimize maintenance timing for each apparatus individually, preventing simultaneous maintenance requirements while minimizing overall downtime.
3Ease of operation
If maintenance is delayed to avoid personnel shortages, then personnel availability is maintained, but consumable depletion occurs causing apparatus downtime
Solution Approach 1:
The system performs preliminary calculation of consumable consumption based on job information and predicts depletion dates in advance. This allows the system to schedule maintenance before consumables are depleted, preventing apparatus downtime while coordinating with personnel availability to avoid scheduling conflicts.
Solution Approach 2:
The system continuously monitors actual consumable usage and feeds this information back to refine maintenance predictions. This feedback ensures that maintenance is scheduled at the optimal time to prevent both consumable depletion and personnel shortages, maintaining apparatus availability while respecting personnel constraints.
Data Source
AI summary
An information processing system includes first and second memories and circuitry. The first memory records job information of one or more apparatuses including a replaceable consumable item. The circuitry calculates an amount of the item consumed by execution of a job of the one or more apparatuses based on the job information and plans maintenance for replacement of the item based on a remaining amount of the item and the calculated amount to prevent the remaining amount from being not greater than a value. The second memory stores a table including a time required for maintenance, required number of maintenance performers, and whether maintenance is performable ahead of schedule. The circuitry plans maintenance performable ahead of schedule when number of users available to perform the maintenance is smaller than the required number when maintenance schedules overlap and the maintenance performable ahead of schedule is present, based on the table.