HVDC Insulation Design Using Operational History

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Solution Overview

Problem

Existing HVDC transmission systems lack standardized design methodologies, relying on arbitrary expert determinations without reflecting operational history, leading to inefficiencies and suboptimal performance.

Innovation Solution

A method and apparatus for designing HVDC transmission systems that incorporate operational history and standardized design specifications, utilizing an HVDC transmission system operation information acquisition unit, design specification acquisition unit, and design requirement acquisition unit to design AC and DC parts, including insulation design, based on historical data and current requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If expert determination is used for HVDC transmission system design, then design experience can be utilized, but standardized design cannot be performed and operational history is not reflected

Engineering Contradiction:
Improvedesign qualityVSAvoiddesign standardization
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements feedback by acquiring operational history data from existing HVDC transmission systems and using it to inform new design decisions. The system collects, stores, and analyzes operational data to provide feedback loops that continuously improve design standards based on real-world performance

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent transforms qualitative expert knowledge into quantitative design parameters by establishing standardized parameter sets for HVDC transmission system design. This includes defining specific voltage levels, power capacities, and configuration parameters that can be systematically selected and optimized

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If arbitrary expert determination is used for design, then design flexibility is maintained, but design efficiency decreases and power transmission losses increase

Engineering Contradiction:
Improvedesign flexibilityVSAvoiddesign efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent creates a dynamic design system that adapts to different project requirements while maintaining standardized processes. The system allows flexible selection and combination of standardized modules and parameters based on specific operational needs, environmental conditions, and project constraints

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent performs preliminary actions by pre-establishing design standards, parameter sets, and configuration templates based on accumulated operational history. This preliminary standardization work enables faster and more efficient design iterations while maintaining flexibility for project-specific requirements

Inventive Principle:
Principle #10Preliminary action

3Reliability

If existing design methods are used, then current design capabilities are maintained, but operational history is not reflected leading to suboptimal performance

Engineering Contradiction:
Improvesystem performanceVSAvoidoperational history
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system implements comprehensive feedback mechanisms that capture operational performance data, transmission losses, and system behavior under various conditions. This feedback is systematically analyzed and integrated into updated design standards to prevent recurrence of performance issues

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent creates standardized design templates and configuration copies based on successful operational examples. By copying and adapting proven designs from operational history, the system avoids reinventing solutions and leverages proven performance characteristics

Inventive Principle:
Principle #26Copying

Data Source

PatentEP2945248B1Apparatus and method for design of high voltage direct current transmission system
Publication Date: 2019.12.25 LSIS CO LTD
  • EP2945248B1 patent drawingFigure 1
  • EP2945248B1 patent drawingFigure 2
  • EP2945248B1 patent drawingFigure 3

AI summary

Provided is an apparatus for an insulation design. The apparatus for an insulation design, which performs the insulation design of a high voltage direct current (HVDC) transmission system, includes an HVDC transmission system operation information acquisition unit acquiring operation information of a former HVDC transmission system from a control part of the former HVDC transmission system, a design specification acquisition unit acquiring a design specification of the former HVDC transmission system, a design requirement acquisition unit acquiring a design requirement of a present HVDC transmission system, and an HVDC transmission system design unit designing the present HVDC transmission system on the basis of the design specification of the former HVDC transmission system, the operation information of the former HVDC transmission system, and the design requirement of the present HVDC transmission system.