Thermal Conversion Unit for Seawater Surface Cooling

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Solution Overview

Problem

Current countermeasures for global warming, such as solar power generation, are insufficient in lowering atmospheric temperatures, and there is a need for innovative methods to cool the vicinity of water surfaces without wasting energy.

Innovation Solution

A thermal conversion system that uses a float and a thermal conversion unit with high thermal conductivity, such as a metal plate and wire, to transfer heat from the water surface to a deeper water depth, effectively cooling the atmosphere without energy wastage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If seawater is agitated to extract cold energy, then cooling effect is achieved, but greenhouse gas emissions increase due to energy consumption

Engineering Contradiction:

Improveseawater temperatureVSAvoidenergy for agitation

Core Design Contradiction:

TemperatureVSLoss of energy

Solution Approach 1:

The invention uses the natural temperature difference between deep cold seawater and surface warm seawater to drive the heat exchange process. The system passively utilizes the existing thermal gradient without requiring external energy input for agitation, allowing the cold seawater to naturally rise and replace warm surface water through density-driven convection

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The invention replaces mechanical agitation systems with a natural convection-based thermal exchange mechanism. Instead of using motors or pumps to circulate seawater, the system relies on natural density differences and thermal convection currents to achieve continuous cooling of surface seawater

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Loss of energy

If solar panels are installed for power generation, then greenhouse gas emissions are reduced, but atmospheric temperature is not lowered and continues to rise

Engineering Contradiction:

Improvegreenhouse gas emissionsVSAvoidatmospheric temperature

Core Design Contradiction:

Loss of energyVSTemperature

Solution Approach 1:

The invention converts the excess heat energy trapped in surface seawater (which contributes to global warming) into a useful resource by using it as the heat source for the thermal exchange system. The warm surface seawater, instead of being a harmful element, becomes the driving force for natural convection that brings cold deep seawater to the surface for cooling

Inventive Principle:

Principle #22Blessing in disguise (Convert harm into benefit)

3Temperature

If thermal conversion unit is used to cool water surface, then atmospheric temperature is lowered, but device complexity increases

Engineering Contradiction:

Improveatmospheric temperatureVSAvoidthermal conversion system structure

Core Design Contradiction:

TemperatureVSDevice complexity

Solution Approach 1:

The thermal conversion unit serves multiple functions simultaneously: it acts as a heat exchanger, a structural support for the float, and a component that facilitates natural convection. The simple plate structure performs thermal conduction from deep seawater to surface seawater while also providing mechanical support and defining the exchange chamber

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The invention changes the thermal parameters of the surface seawater by introducing cold deep seawater through the thermal conversion unit. By altering the temperature parameter of the surface layer, the system triggers natural convection patterns that continue the cooling process without requiring complex control mechanisms

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 system successfully lowers the temperature in the vicinity of the water surface, which in turn cools the atmospheric temperature, providing a potential solution to global warming by applying this technology to any water surface on Earth.

Implementation Method 1

a thermal conversion unit connected to the float and configured to connect the vicinity of a water surface and a predetermined water depth by a medium that has thermal conductivity

Methodology Applied

Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS20250198708A1Heat conversion system and heat conversion method

Publication Date: 2025.06.19 NIPPON TELEGRAPH & TELEPHONE CORP

AI summary

An object of the present disclosure is to lower a temperature in the vicinity of a water surface.According to the present disclosure, a thermal conversion system includes a float 20 floating on water and a thermal conversion unit 10 connected to the float 20 and configured to connect the vicinity of a water surface and a predetermined water depth by a medium that has thermal conductivity. The vicinity of the water surface is cooled by transmitting heat in the vicinity of the water surface to the predetermined water depth.