Power Management System with Dynamic Incentive Adjustment

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Solution Overview

Problem

In power management systems, electrified vehicles participating in supply and demand adjustments can generate larger-than-planned contributions, leading to increased burdens on facilities when incentives are not appropriately set, especially when usage times are short.

Innovation Solution

A power management system that includes a charging and discharging station connected to a power grid and a server managing usage time and adjusting the usage fee based on an incentive corresponding to the contribution to the supply and demand adjustment, with a correction factor applied to the usage fee when usage time is short.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If electrified vehicles participate in supply and demand adjustment with incentive based on contribution amount, then the incentive for participants can be set appropriately, but the burden on the facility side increases when usage time is short

Engineering Contradiction:
Improvecontribution amount measurementVSAvoidincentive burden on facility
Core Design Contradiction:
Measurement precisionVSQuantity of substance

Solution Approach 1:

The patent changes the parameter of incentive calculation by introducing usage time as a conditioning factor. When usage time exceeds a threshold, the full incentive corresponding to the contribution amount is provided. When usage time is below the threshold, the incentive is reduced or not provided. This parameter-based differentiation resolves the contradiction by aligning incentive distribution with actual facility utilization.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent implements dynamic incentive adjustment based on real-time usage time monitoring. The incentive amount is not fixed but dynamically modified according to whether the usage time threshold is met. This dynamic approach allows the system to adapt to varying usage patterns and prevent excessive incentive burdens on facilities.

Inventive Principle:
Principle #15Dynamics

2Productivity

If usage fee is calculated in accordance with usage time, then the facility can manage costs, but the incentive generated can be large even for short usage time

Engineering Contradiction:
Improvefacility cost managementVSAvoidincentive amount
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent introduces a threshold parameter for usage time that fundamentally changes the incentive calculation. Instead of a linear relationship between contribution amount and incentive, the system uses a step-function approach where the incentive parameter changes based on whether the usage time threshold is exceeded. This resolves the contradiction by ensuring facility cost management is maintained while preventing excessive incentives for short-duration participants.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If incentive is set based on contribution amount alone, then participants are motivated to contribute, but short-term participants receive disproportionately high incentives

Engineering Contradiction:
Improveparticipant motivationVSAvoidincentive fairness
Core Design Contradiction:
Ease of operationVSQuantity of substance

Solution Approach 1:

The patent implements a dynamic incentive system that adjusts the reward based on usage time. The system monitors usage time in real-time and dynamically modifies the incentive amount accordingly. This dynamic adjustment maintains participant motivation by still providing incentives for contribution while ensuring fairness by reducing incentives for short-term participants who do not provide sustained value to the facility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent incorporates feedback mechanisms where the system continuously monitors usage time and adjusts incentive distribution based on this feedback. The feedback loop ensures that incentive amounts are appropriately calibrated to actual usage patterns, preventing disproportionate rewards for short-term participants while maintaining overall participant motivation through transparent and fair incentive allocation.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12211059B2Power management system
Publication Date: 2025.01.28 TOYOTA JIDOSHA KK
  • US12211059B2 patent drawing
  • US12211059B2 patent drawing
  • US12211059B2 patent drawing

AI summary

A store terminal executes a process including a step S500 for determining whether or not to receive the allocation fee and a step S502 for determining whether or not there is a request for termination of use, and further including, when the allocation fee is received (YES in S500) and it is determined that there is a request for termination of use (YES in S502), a step S504 for acquiring a usage time, a step S506 for setting a discount amount, a step S508 for setting a usage fee, and a step S510 for executing a checkout process.