Steam Grill Heating Layout for Faster Cooking and Nutrition Retention

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Solution Overview

Problem

Conventional grilling devices typically have single heating functions, with steam functions being inefficient due to low heating speed and poor nutrition retention in cooked food.

Innovation Solution

A grilling device equipped with a steam generator, comprising a pump, water pipes, a heating element, and an electric heating tube, which generates high-temperature steam for faster and healthier cooking by integrating steam and grill functions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional grilling device with single heating function is used, then device complexity is low, but heating speed is slow and nutrition retention is poor

Engineering Contradiction:
Improveheating speedVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines steam heating function and grill heating function into a single grilling device. The steam generator and heating element are integrated within the same device structure, allowing both steam and direct heat cooking modes to be performed by one device, thereby improving heating speed and nutrition retention while managing device complexity through unified design

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The grilling device is designed with multi-functionality to perform both steam heating and grill heating operations. The device can switch between different heating modes (steam mode and direct heat mode) to cook various types of food, making it a universal cooking device that replaces multiple single-function devices

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

2Temperature

If ordinary steam heating is used, then device complexity is low, but heating effect by steam is poor

Engineering Contradiction:
Improvesteam temperatureVSAvoiddevice complexity
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The patent employs parameter changes by using an electric heating tube to heat the steam to high temperatures (superheated steam). The heating element temperature and steam temperature parameters are increased beyond ordinary steam heating levels, achieving better heating effect and faster cooking speed while managing device complexity through efficient thermal design

Inventive Principle:
Principle #35Parameter changes

3Productivity

If steam generator is added to grilling device, then heating speed is improved, but device complexity increases

Engineering Contradiction:
Improvecooking speedVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The steam generator is integrated with the grill body structure rather than being a separate external device. The water tank, pump, heating element, and steam outlet are all incorporated into the existing device framework, merging multiple functions into a unified structure that improves cooking speed while minimizing the increase in overall device complexity

Inventive Principle:
Principle #5Merging (Combining)

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 device achieves quicker cooking times, reduced energy consumption, enhanced nutrition retention, and improved food healthiness through efficient steam heating, while maintaining the benefits of grill cooking.

Implementation Method 1

a pump, a first water pipe, a heating element

Methodology Applied
Scientific EffectPump: Pump

Implementation Method 2

a heating element, an electric heating tube

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 3

the steam will be sufficiently processed twice by the electric heating tube, thereby the steam with sufficient high temperature will be generated

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 4

the steam outlet which extends into an cooking chamber of said main body; wherein said steam outlet is disposed on the top of said main body, and said outlet faces downwardly

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS8604394B2Grilling device
Publication Date: 2013.12.10 TSANN KUEN ZHANGZHOU ENTERPRISE CO LTD
  • US8604394B2 patent drawing
  • US8604394B2 patent drawing
  • US8604394B2 patent drawing

AI summary

The present invention relates to a grilling device, especially relates to a steam grilling device. It comprises a main body and a steam generator disposed on the main body. Compared to the conventional technique, by adding a steam generator on the main body of grilling device, the grilling device will has not only a general grilling function, but also has the steam heating function, so the heating of the grilling device will speed up, the loss of the nutrition of the food will be eliminated, and it also has effects such as degreasing and freshen, so the cooked food will be more nutritious and healthy.