Steam based faux fireplace

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Solution Overview

Problem

Gas fireplaces pose installation restrictions due to venting requirements and produce excessive heat, which limits their placement flexibility and increases costs, while electric fireplaces lack realism and safety concerns.

Innovation Solution

A steam-based faux fireplace system that uses a low-power boiler and pre-heating manifold to generate a realistic 3D flame, eliminating the need for venting and reducing heat output, with a configuration that pre-heats fluid before boiling, allowing for a smaller boiler and efficient steam use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If a gas fireplace is used to generate realistic flames, then flame realism is improved, but installation restrictions and heat production worsen

Engineering Contradiction:
Improveflame realismVSAvoidinstallation flexibility
Core Design Contradiction:
Illumination intensityVSAdaptability or versatility

Solution Approach 1:

The patent replaces the gas combustion system with an electric steam generation system. The boiler generates steam that is delivered through conduits to manifolds, eliminating the need for gas lines and venting while maintaining flame-like visual effects through steam illumination.

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

Solution Approach 2:

The patent introduces steam as an intermediary substance between the electric boiler and the final visual effect. The steam acts as a carrier that can be transported through conduits to various locations, enabling flexible installation while producing the desired flame appearance when illuminated.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Illumination intensity

If a gas fireplace is used to generate realistic flames, then flame realism is improved, but heat production worsens

Engineering Contradiction:
Improveflame realismVSAvoidheat output
Core Design Contradiction:
Illumination intensityVSTemperature

Solution Approach 1:

The patent replaces the thermal energy release of gas combustion with an electric heating system that generates steam. The steam itself is not hot enough to produce unwanted radiant heat, and the system can be controlled to provide visual effects without excessive thermal output.

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

Solution Approach 2:

The patent changes the temperature parameter of the steam system to optimize visual effects while minimizing unwanted heat. The steam is generated at temperatures sufficient to create realistic flame appearance when illuminated, but controlled to avoid excessive heat production in the surrounding environment.

Inventive Principle:
Principle #35Parameter changes

3Quantity of substance

If a high power boiler is used to generate steam for the fireplace, then steam production is improved, but device size and power consumption worsen

Engineering Contradiction:
Improvesteam productionVSAvoidboiler size
Core Design Contradiction:
Quantity of substanceVSWeight of stationary object

Solution Approach 1:

The patent incorporates a pre-heating manifold that heats water before it enters the boiler. This preliminary action reduces the energy and time required in the boiler to generate steam, allowing a smaller, lower-power boiler to achieve the same steam production rate.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent combines the manifold function of steam distribution with the function of water pre-heating. The same manifold structure serves dual purposes: delivering steam to the flame generation points and pre-heating the water supply, thereby eliminating the need for a separate pre-heater device.

Inventive Principle:
Principle #5Merging (Combining)

4Device complexity

If cold water is fed directly to the boiler, then system simplicity is improved, but boiler power requirements and size worsen

Engineering Contradiction:
Improvesystem simplicityVSAvoidboiler power
Core Design Contradiction:
Device complexityVSPower

Solution Approach 1:

The patent introduces a pre-heating action in the manifold that warms the water before it reaches the boiler. This preliminary heating reduces the temperature differential the boiler must overcome, lowering its power requirements and allowing for a more compact design.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent makes the manifold serve multiple functions: steam distribution and water pre-heating. This multi-functionality adds a heating element to the system but eliminates the need for a separate pre-heater, maintaining relative simplicity while reducing boiler demands.

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

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 steam-based system provides a safer, more flexible, and cost-effective alternative to gas and electric fireplaces, offering realistic flames without heat issues, reduced installation costs, and lower operational expenses, while being eco-friendly and compatible with TV installations.

Implementation Method 1

a boiler configured to receive water and generate steam

Methodology Applied
Scientific EffectPhase change (water to steam): Phase Change

Implementation Method 2

The manifold is already heated due to the emitted steam. This configuration pre-heats the fluid before being presented to the boiler

Methodology Applied
Scientific EffectHeat transfer: Conduction (thermal)

Implementation Method 3

A very realistic faux flame with a significant length is generated from the low power boiler

Methodology Applied
Scientific EffectBoiling: Boiling

Data Source

PatentUS10393385B2Steam based faux fireplace
Publication Date: 2019.08.27 MODERN FLAMES LLC
  • US10393385B2 patent drawing
  • US10393385B2 patent drawing
  • US10393385B2 patent drawing

AI summary

A steam-based faux fireplace comprising a boiler configured to receive a fluid and generate steam, and a manifold configured to receive the steam from the boiler and emit the steam to generate a steam plume at an output. The manifold has a conduit configured to receive fluid from a reservoir and route the fluid about the manifold to heat the fluid before being routed to the boiler. The manifold is already heated due to the emitted steam. This configuration pre-heats the fluid before being presented to the boiler, allowing a smaller low power boiler to be used because the manifold acts as a fluid pre-heater. A very realistic faux flame with a significant length is generated from the low power boiler. In addition, the manifold includes a deflector configured to receive the impinging steam from the output, causing the steam to lose some energy and billow about the deflector and then illuminated to create a realistically looking flame.