Preprocessing Device for Autonomous Power Supply Control

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Solution Overview

Problem

Current energy supply systems require manual intervention by trained personnel to set and adjust target consumption values and reserve values, which is inefficient and prone to errors, especially in handling load fluctuations and maintaining system balance.

Innovation Solution

An energy supply system with a preprocessing device that automatically calculates target consumption values and reserve values using past consumption data and a user-specified probability value, allowing for autonomous operation and adjustment without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual determination of target consumption value and reserve value by trained operating personnel is used, then the system can operate with human judgment and experience, but the system requires continuous manual intervention and is inefficient

Engineering Contradiction:
Improvemanual intervention requirementVSAvoidsystem efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The preprocessing device automatically calculates target consumption values and reserve values using recorded consumption data and probability values, enabling the system to determine control parameters autonomously without requiring manual intervention by operating personnel

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the manual mechanical process of determining control parameters with an automated computational system that uses statistical evaluation of recorded consumption values to calculate target consumption values and reserve values

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If trained operating personnel manually determine and enter control parameters, then accuracy can be maintained through expertise, but errors and inefficiencies occur due to human factors

Engineering Contradiction:
Improveparameter determination accuracyVSAvoidsystem operation reliability
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The preprocessing device continuously records consumption values and uses statistical evaluation to automatically adjust target consumption values and reserve values, creating a feedback loop that improves parameter determination accuracy and system reliability without human intervention

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system creates a statistical model based on recorded consumption data that replicates and improves upon human expertise by identifying patterns and relationships that may not be apparent to individual operators

Inventive Principle:
Principle #26Copying

3Adaptability or versatility

If the system requires manual adjustment of target consumption value and reserve value, then flexibility in response to changing conditions is possible, but the response time is delayed due to human intervention

Engineering Contradiction:
Improvesystem adaptability to changesVSAvoidresponse time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The preprocessing device continuously records and evaluates consumption data in advance, automatically calculating updated target consumption values and reserve values before changes require manual intervention, enabling immediate system adaptation when conditions change

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system dynamically adjusts target consumption values and reserve values based on real-time statistical evaluation of recorded consumption data, automatically adapting to changing energy generation and consumption patterns without manual intervention

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP2847842B1Power supply system comprising a preprocessing device
Publication Date: 2018.08.01 SIEMENS AG
  • EP2847842B1 patent drawingFigure 1
  • EP2847842B1 patent drawingFigure 2
  • EP2847842B1 patent drawingFigure 3

AI summary

The invention relates to a power supply system (10) comprising a plurality of power generating devices (G1, G2) and a plurality of power consuming devices (V1, V2) and a controller (30) which can control the power supply system (10), the controller (30) being suitable to control the power supply system (10) based on a rated consumption value (Sw) indicating an anticipated power consumption of the power supply system (10) and also based on a standby value (Rw, Rw1, Rw2) indicating a standby power, the at least one standby value (Rw, Rw1, Rw2) indicating the standby power to be made available by the power supply system (10) at which emergency measures can be avoided if the actual power consumption deviates from the rated consumption. According to the invention, the power supply system (10) comprises a preprocessing device (40) which is suitable to calculate the rated consumption value (Sw) and the at least one standby value (Rw, Rw1, Rw2) at which the emergency measure-free operation can be attained with the required probability, based on consumption values recorded in the past (VdV) and using a probability value (PM) defined on the user side which defines the probability of an emergency measure-free operation of the power supply system (10).