Biomass Carbide Grounding Material for Lower-Weight Resistance Reduction

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Solution Overview

Problem

Conventional grounding resistance reducing materials, such as coke powder, generate significant carbon dioxide emissions during manufacturing and are heavy, making them costly and difficult to transport, especially in mountainous areas.

Innovation Solution

A grounding resistance reducing material characterized by the use of carbide granules obtained by incomplete combustion of biomass, which reduces carbon dioxide emissions and decreases the material's weight, allowing for easier transportation and handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If coke powder from fossil fuel is used as grounding resistance reducing material, then grounding resistance reduction effect is achieved, but carbon dioxide emission increases and material weight increases

Engineering Contradiction:
Improvecarbon dioxide emissionVSAvoidmaterial weight
Core Design Contradiction:
Object-affected harmful factorsVSWeight of stationary object

Solution Approach 1:

The patent changes the source material parameter from fossil fuel coke to biomass-derived carbide granules. This parameter change maintains the electrical conductivity function while reducing carbon footprint and material weight, directly resolving the contradiction between harmful emissions and material weight

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses biomass as a renewable, shorter-lifecycle material alternative to fossil fuels. The biomass-derived carbide granules provide the necessary grounding function while being more environmentally friendly and lighter, addressing both the emission and weight concerns

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Object-affected harmful factors

If coke powder is used as grounding resistance reducing material, then grounding resistance reduction effect is achieved, but material cost increases

Engineering Contradiction:
Improvegrounding resistanceVSAvoidmaterial cost
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The patent substitutes expensive fossil fuel-based coke with biomass-derived carbide granules. The biomass source provides a more economical and sustainable alternative that maintains the grounding resistance reduction effect while lowering material costs

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Object-affected harmful factors

If conventional grounding resistance reducing material is used, then grounding resistance reduction is achieved, but transportation difficulty increases in mountainous areas

Engineering Contradiction:
Improvegrounding resistanceVSAvoidtransportation ease
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent changes the density parameter of the grounding resistance reducing material by using biomass-derived carbide granules instead of coke powder. This parameter change reduces material weight, making transportation to remote mountainous areas significantly easier while preserving the grounding resistance reduction function

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The use of biomass-derived carbide granules achieves a similar grounding resistance reduction effect to materials using fossil fuel-based coke while significantly reducing carbon dioxide emissions and material weight, facilitating more efficient construction processes.

Implementation Method 1

carbide granules obtained by incomplete combustion of biomass

Methodology Applied
Scientific EffectIncomplete combustion: Combustion

Data Source

PatentEP4538463A1Grounding resistance reducing material and grounding device
Publication Date: 2025.04.16 SANKOSHA CORP
  • EP4538463A1 patent drawingFigure 1
  • EP4538463A1 patent drawingFigure 2
  • EP4538463A1 patent drawingFigure 3

AI summary

Providing a grounding resistance reducing material that can contribute to the reduction in carbon dioxide emission and can be used in the same manner as the grounding resistance reducing material that uses coke, which is fossil fuel, and a grounding device using the grounding resistance reducing material, and also providing a grounding resistance reducing material whose weight can be trimmed. A grounding resistance reducing material 14 to be laid between a grounding electrode 11 buried in soil 12 and the soil 12 contains carbide granules obtained by incomplete combustion of biomass.