Radiation Drying Airflow Guide for Faster, Safer Heating

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Solution Overview

Problem

Traditional drying apparatuses suffer from low heat transfer efficiency and can cause local overheating, leading to damage to objects due to convective heat transfer and uneven heating.

Innovation Solution

An apparatus utilizing radiation energy sources combined with an airflow guide assembly to direct airflow to a target region, enhancing heat transfer efficiency and preventing overheating by guiding airflow to areas of high radiation intensity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If convective heat transfer is used to dry the object, then the drying process can be simplified, but the heat transfer efficiency is low and energy is wasted

Engineering Contradiction:
Improvedrying speedVSAvoidheat transfer efficiency
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The patent replaces the traditional convective heating mechanism with a radiation-based heating system. The heating element emits infrared radiation that directly heats the object and water molecules, eliminating the need for large volumes of hot air circulation. This substitution of mechanical convection with radiative heat transfer significantly improves energy efficiency while maintaining rapid drying capability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the fundamental heating parameter from temperature-based convection to radiation intensity-based heating. By using infrared radiation, the system can transfer thermal energy through electromagnetic waves rather than through heated air mass, fundamentally altering how heat is delivered to the object and enabling more efficient energy utilization.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If hot airflow is used to dry the object, then the drying process can be accelerated, but local overheating occurs causing damage to the object

Engineering Contradiction:
Improvedrying speedVSAvoidlocal overheating damage
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The radiation heating system provides localized heating directly at the point of contact between the radiation source and the object. The infrared radiation can be focused on specific areas needing drying while leaving other areas at lower temperatures, creating non-uniform heating patterns that prevent global overheating while maintaining rapid local drying where needed.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent introduces water molecules themselves as the intermediary that absorbs the infrared radiation. Rather than using hot air as the heat transfer medium, the infrared radiation directly excites water molecules, which then transfer heat locally. This molecular-level intermediary mechanism enables precise, localized heating without the thermal mass effects that cause overheating in convective systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Improves heat transfer efficiency and prevents overheating, allowing for faster and safer drying of objects while maintaining a safe temperature range.

Implementation Method 1

one or more radiation energy sources configured to provide thermal radiation toward the object

Methodology Applied
Scientific EffectThermal radiation: Thermal Radiation

Implementation Method 2

an airflow generating element configured to provide an airflow by effecting the airflow into the first airflow channel

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS12480709B2Apparatuses and methods for drying an object
Publication Date: 2025.11.25 SZ ZUVI TECH CO LTD
  • US12480709B2 patent drawing
  • US12480709B2 patent drawing
  • US12480709B2 patent drawing

AI summary

Apparatuses and methods for drying an object are provided. An apparatus for drying an object may include a first airflow channel that has an airflow inlet and an airflow outlet. The apparatus may also include one or more radiation energy sources configured to provide thermal radiation toward the object. The apparatus may also include an airflow generating element configured to provide an airflow by effecting the airflow into the first airflow channel through the airflow inlet and direct a first portion of the airflow in the first airflow channel toward the airflow outlet. The apparatus may further include an airflow guide assembly configured to provide a second airflow channel through which a second portion of the airflow in the first airflow channel is guided to a target region. The target region abuts at least one of the one or more radiation energy sources.