Discarded Vehicle Steel Shell Artificial Fish Reef

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Solution Overview

Problem

FRP carbonized materials used in artificial fish reefs have low strength and deteriorate under ultraviolet irradiation and seawater exposure, losing their shape over time, making them unsuitable for long-term underwater use.

Innovation Solution

A steel plate vehicle body is used as the outer shell of the artificial fish reef, with carbide generated from pyrolyzing interior and exterior materials, providing a durable structure that maintains its shape and supports underwater life.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If FRP carbonized material is used as artificial fish reef, then carbide is generated to support underwater life, but the material has low strength and deteriorates under ultraviolet irradiation and seawater exposure

Engineering Contradiction:
Improvedurability of artificial fish reefVSAvoidstrength of carbonized material
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The invention uses a composite structure combining steel plate (for strength and shape maintenance) with carbide generated from carbonized interior/exterior materials (for nourishment provision). This composite approach allows the steel plate to provide structural integrity while the carbide provides biological benefits, resolving the contradiction between durability and strength.

Inventive Principle:
Principle #40Composite materials

2Reliability

If FRP carbonized material is used as artificial fish reef, then carbide is generated to purify water, but the main body loses its shape over time due to deterioration

Engineering Contradiction:
Improvewater purification capabilityVSAvoidshape retention of main body
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The steel plate main body maintains its shape indefinitely due to steel's resistance to ultraviolet irradiation and seawater corrosion, while the carbide generated from carbonized materials provides water purification capabilities. This composite structure resolves the contradiction between shape retention and water purification function.

Inventive Principle:
Principle #40Composite materials

3Quantity of substance

If discarded vehicle is heated in carbonization furnace, then carbide is generated from interior and exterior materials, but heating treatment requires time and energy

Engineering Contradiction:
Improveamount of carbide generatedVSAvoidheating treatment time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The invention optimizes heating parameters (temperature, time, atmosphere) to achieve efficient carbonization. By controlling the heating parameters appropriately, sufficient carbide is generated from the interior and exterior materials of the discarded vehicle without excessive time and energy consumption, resolving the contradiction between carbide quantity and heating time.

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 artificial fish reef effectively sustains underwater life by maintaining its original shape and providing nourishment over a prolonged period, while the method and system for forming it allow for easy and efficient creation of multiple reefs.

Implementation Method 1

a carbide which is generated by pyrolyzing interior and exterior materials which are provided to be attendant on the vehicle body

Methodology Applied
Scientific EffectPyrolysis: Pyrolysis

Data Source

PatentUS20240215553A1Artificial fish reef, method for forming artificial fish reef, and system for forming artificial fish reef
Publication Date: 2024.07.04 OKI KOGEI KK
  • US20240215553A1 patent drawing
  • US20240215553A1 patent drawing
  • US20240215553A1 patent drawing

AI summary

An artificial fish reef using a vehicle body made of steel plate of a discarded vehicle as an artificial-fish-reef outer shell portion, the artificial fish reef includes the artificial-fish-reef outer shell portion and a carbide which is generated by using interior and exterior materials which are provided to be attendant on the vehicle body as a raw material.