Solar Heat Pipe Layout for Stable Thermoelectric Power Transfer

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Solution Overview

Problem

Current solar power generation systems face inefficiencies in heat transfer, which hampers the effective conversion of concentrated solar heat into electric energy, particularly in fluctuating weather conditions.

Innovation Solution

The integration of a heat pipe system that closely contacts an absorption module and a heat conversion electricity generator, with radially arranged absorption heat pipes and a casing, enhances heat transfer efficiency by increasing contact surface area and providing ample heat storage, using a block-coupling technique to further improve heat transfer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If conventional heat transfer methods are used in solar power generation systems, then the system structure remains simple, but heat transfer efficiency is insufficient and power generation stability deteriorates under fluctuating solar radiation

Engineering Contradiction:
Improveheat lossVSAvoidheat transfer structure complexity
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

The heat pipe is nested within the absorption module structure, with the heat pipe's heating portion inserted into the absorption module's heat transfer portion. This nested configuration enables efficient heat transfer from the absorber to the heat conversion electricity generator while maintaining a compact system layout and reducing heat loss.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The heat pipe acts as an intermediary heat transfer component between the absorption module and the heat conversion electricity generator. By introducing this intermediate heat transfer mechanism, the system achieves improved heat transfer efficiency and power generation stability without requiring complex direct coupling structures.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of energy

If the contact surface area between absorption module and heat conversion electricity generator is increased, then heat transfer efficiency improves, but device complexity increases

Engineering Contradiction:
Improveheat transfer efficiencyVSAvoidstructural complexity
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

The heat pipe is nested within the absorption module structure, with the heat pipe's heating portion inserted into the absorption module's heat transfer portion. This nested configuration enables efficient heat transfer from the absorber to the heat conversion electricity generator while maintaining a compact system layout and reducing heat loss.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If heat storage capacity is increased to stabilize power generation under varying solar radiation, then power generation stability improves, but device complexity and volume increase

Engineering Contradiction:
Improvepower generation stabilityVSAvoidsystem structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The absorption module serves multiple functions: it absorbs solar radiation, transfers heat to the heat pipe, and provides thermal energy storage capability through its heat transfer portion. This multi-functional design enables the system to maintain power generation stability under varying solar radiation conditions without requiring separate dedicated storage components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The heat pipe is nested within the absorption module structure, with the heat pipe's heating portion inserted into the absorption module's heat transfer portion. This nested configuration enables efficient heat transfer from the absorber to the heat conversion electricity generator while maintaining a compact system layout and reducing heat loss.

Inventive Principle:
Principle #7Nested doll (Nesting)

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

This configuration simplifies the heat transfer structure, reduces heat loss, and stabilizes power generation even under varying solar radiation conditions, leading to improved efficiency and stability in solar power generation.

Implementation Method 1

a heat pipe that is arranged to come into close contact with the absorption module and the heat conversion electricity generator, that absorbs heat of the absorption module and transfers heat to the heat conversion electricity generator

Methodology Applied
Scientific EffectHeat pipe: Heat Pipe

Implementation Method 2

a heat pipe that is arranged to come into close contact with the absorption module and the heat conversion electricity generator, that absorbs heat of the absorption module and transfers heat to the heat conversion electricity generator

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Implementation Method 3

A dish type concentrator is mainly used to collect solar heat onto one place. The solar heat concentrated by the concentrator is absorbed by an absorber

Methodology Applied
Scientific EffectSolar concentration: Focusing

Implementation Method 4

The solar heat concentrated by the concentrator is absorbed by an absorber and is transferred to a heat conversion electricity generation device

Methodology Applied
Scientific EffectThermal absorption: Absorption (EM radiation)

Data Source

PatentUS10024581B2Solar power generation system
Publication Date: 2018.07.17 KOREA INST OF ENERGY RES
  • US10024581B2 patent drawing
  • US10024581B2 patent drawing
  • US10024581B2 patent drawing

AI summary

A solar power generation system according to the present invention comprises a heat pipe arranged so as to come into close contact with an absorption module, for absorbing heat from the absorption module and directly transferring heat to a heat conversion electricity generator, and thereby has the advantages of rendering the system compact by simplifying a heat transfer structure and more effectively transferring heat by increasing contact surface area with the absorption module. Also, ample heat storage space is secured by forming the heat pipe to have a larger volume (heat capacity) than an absorption heat pipe in the absorption module so that an ample heat source can be provided by the heat conversion electricity generator, even during weather conditions when solar radiation can fluctuate suddenly, thereby allowing more stable and efficient operation of the system.